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7706 lines
289 KiB
7706 lines
289 KiB
/*
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* uCharts (R)
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* 高性能跨平台图表库，支持H5、APP、小程序（微信/支付宝/百度/头条/QQ/360/快手）、Vue、Taro等支持canvas的框架平台
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* Copyright (C) 2018-2022 QIUN (R) 秋云 https://www.ucharts.cn All rights reserved.
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* Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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* 复制使用请保留本段注释，感谢支持开源！
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*
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* uCharts (R) 官方网站
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* https://www.uCharts.cn
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*
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* 开源地址:
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* https://gitee.com/uCharts/uCharts
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*
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* uni-app插件市场地址：
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* http://ext.dcloud.net.cn/plugin?id=271
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*
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*/
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'use strict';
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var config = {
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version: 'v2.5.0-20230101',
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yAxisWidth: 15,
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xAxisHeight: 22,
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padding: [10, 10, 10, 10],
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rotate: false,
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fontSize: 13,
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fontColor: '#666666',
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dataPointShape: ['circle', 'circle', 'circle', 'circle'],
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color: ['#1890FF', '#91CB74', '#FAC858', '#EE6666', '#73C0DE', '#3CA272', '#FC8452', '#9A60B4', '#ea7ccc'],
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linearColor: ['#0EE2F8', '#2BDCA8', '#FA7D8D', '#EB88E2', '#2AE3A0', '#0EE2F8', '#EB88E2', '#6773E3', '#F78A85'],
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pieChartLinePadding: 15,
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pieChartTextPadding: 5,
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titleFontSize: 20,
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subtitleFontSize: 15,
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radarLabelTextMargin: 13,
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};
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var assign = function(target, ...varArgs) {
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if (target == null) {
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throw new TypeError('[uCharts] Cannot convert undefined or null to object');
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}
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if (!varArgs || varArgs.length <= 0) {
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return target;
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}
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// 深度合并对象
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function deepAssign(obj1, obj2) {
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for (let key in obj2) {
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obj1[key] = obj1[key] && obj1[key].toString() === "[object Object]" ?
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deepAssign(obj1[key], obj2[key]) : obj1[key] = obj2[key];
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}
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return obj1;
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}
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varArgs.forEach(val => {
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target = deepAssign(target, val);
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});
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return target;
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};
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var util = {
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toFixed: function toFixed(num, limit) {
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limit = limit || 2;
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if (this.isFloat(num)) {
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num = num.toFixed(limit);
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}
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return num;
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},
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isFloat: function isFloat(num) {
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return num % 1 !== 0;
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},
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approximatelyEqual: function approximatelyEqual(num1, num2) {
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return Math.abs(num1 - num2) < 1e-10;
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},
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isSameSign: function isSameSign(num1, num2) {
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return Math.abs(num1) === num1 && Math.abs(num2) === num2 || Math.abs(num1) !== num1 && Math.abs(num2) !== num2;
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},
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isSameXCoordinateArea: function isSameXCoordinateArea(p1, p2) {
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return this.isSameSign(p1.x, p2.x);
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},
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isCollision: function isCollision(obj1, obj2) {
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obj1.end = {};
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obj1.end.x = obj1.start.x + obj1.width;
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obj1.end.y = obj1.start.y - obj1.height;
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obj2.end = {};
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obj2.end.x = obj2.start.x + obj2.width;
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obj2.end.y = obj2.start.y - obj2.height;
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var flag = obj2.start.x > obj1.end.x || obj2.end.x < obj1.start.x || obj2.end.y > obj1.start.y || obj2.start.y < obj1.end.y;
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return !flag;
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}
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};
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//兼容H5点击事件
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function getH5Offset(e) {
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e.mp = {
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changedTouches: []
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};
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e.mp.changedTouches.push({
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x: e.offsetX,
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y: e.offsetY
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});
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return e;
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}
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// hex 转 rgba
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function hexToRgb(hexValue, opc) {
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var rgx = /^#?([a-f\d])([a-f\d])([a-f\d])$/i;
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var hex = hexValue.replace(rgx, function(m, r, g, b) {
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return r + r + g + g + b + b;
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});
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var rgb = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
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var r = parseInt(rgb[1], 16);
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var g = parseInt(rgb[2], 16);
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var b = parseInt(rgb[3], 16);
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return 'rgba(' + r + ',' + g + ',' + b + ',' + opc + ')';
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}
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function findRange(num, type, limit) {
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if (isNaN(num)) {
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throw new Error('[uCharts] series数据需为Number格式');
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}
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limit = limit || 10;
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type = type ? type : 'upper';
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var multiple = 1;
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while (limit < 1) {
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limit *= 10;
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multiple *= 10;
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}
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if (type === 'upper') {
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num = Math.ceil(num * multiple);
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} else {
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num = Math.floor(num * multiple);
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}
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while (num % limit !== 0) {
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if (type === 'upper') {
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if (num == num + 1) { //修复数据值过大num++无效的bug by 向日葵 @xrk_jy
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break;
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}
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num++;
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} else {
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num--;
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}
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}
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return num / multiple;
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}
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function calCandleMA(dayArr, nameArr, colorArr, kdata) {
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let seriesTemp = [];
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for (let k = 0; k < dayArr.length; k++) {
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let seriesItem = {
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data: [],
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name: nameArr[k],
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color: colorArr[k]
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};
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for (let i = 0, len = kdata.length; i < len; i++) {
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if (i < dayArr[k]) {
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seriesItem.data.push(null);
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continue;
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}
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let sum = 0;
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for (let j = 0; j < dayArr[k]; j++) {
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sum += kdata[i - j][1];
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}
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seriesItem.data.push(+(sum / dayArr[k]).toFixed(3));
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}
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seriesTemp.push(seriesItem);
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}
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return seriesTemp;
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}
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function calValidDistance(self, distance, chartData, config, opts) {
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var dataChartAreaWidth = opts.width - opts.area[1] - opts.area[3];
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var dataChartWidth = chartData.eachSpacing * (opts.chartData.xAxisData.xAxisPoints.length - 1);
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if(opts.type == 'mount' && opts.extra && opts.extra.mount && opts.extra.mount.widthRatio && opts.extra.mount.widthRatio > 1){
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if(opts.extra.mount.widthRatio>2) opts.extra.mount.widthRatio = 2
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dataChartWidth += (opts.extra.mount.widthRatio - 1)*chartData.eachSpacing;
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}
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var validDistance = distance;
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if (distance >= 0) {
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validDistance = 0;
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self.uevent.trigger('scrollLeft');
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self.scrollOption.position = 'left'
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opts.xAxis.scrollPosition = 'left';
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} else if (Math.abs(distance) >= dataChartWidth - dataChartAreaWidth) {
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validDistance = dataChartAreaWidth - dataChartWidth;
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self.uevent.trigger('scrollRight');
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self.scrollOption.position = 'right'
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opts.xAxis.scrollPosition = 'right';
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} else {
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self.scrollOption.position = distance
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opts.xAxis.scrollPosition = distance;
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}
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return validDistance;
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}
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function isInAngleRange(angle, startAngle, endAngle) {
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function adjust(angle) {
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while (angle < 0) {
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angle += 2 * Math.PI;
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}
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while (angle > 2 * Math.PI) {
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angle -= 2 * Math.PI;
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}
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return angle;
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}
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angle = adjust(angle);
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startAngle = adjust(startAngle);
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endAngle = adjust(endAngle);
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if (startAngle > endAngle) {
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endAngle += 2 * Math.PI;
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if (angle < startAngle) {
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angle += 2 * Math.PI;
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}
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}
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return angle >= startAngle && angle <= endAngle;
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}
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function createCurveControlPoints(points, i) {
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function isNotMiddlePoint(points, i) {
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if (points[i - 1] && points[i + 1]) {
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return points[i].y >= Math.max(points[i - 1].y, points[i + 1].y) || points[i].y <= Math.min(points[i - 1].y,
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points[i + 1].y);
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} else {
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return false;
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}
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}
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function isNotMiddlePointX(points, i) {
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if (points[i - 1] && points[i + 1]) {
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return points[i].x >= Math.max(points[i - 1].x, points[i + 1].x) || points[i].x <= Math.min(points[i - 1].x,
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points[i + 1].x);
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} else {
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return false;
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}
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}
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var a = 0.2;
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var b = 0.2;
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var pAx = null;
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var pAy = null;
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var pBx = null;
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var pBy = null;
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if (i < 1) {
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pAx = points[0].x + (points[1].x - points[0].x) * a;
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pAy = points[0].y + (points[1].y - points[0].y) * a;
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} else {
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pAx = points[i].x + (points[i + 1].x - points[i - 1].x) * a;
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pAy = points[i].y + (points[i + 1].y - points[i - 1].y) * a;
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}
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if (i > points.length - 3) {
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var last = points.length - 1;
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pBx = points[last].x - (points[last].x - points[last - 1].x) * b;
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pBy = points[last].y - (points[last].y - points[last - 1].y) * b;
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} else {
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pBx = points[i + 1].x - (points[i + 2].x - points[i].x) * b;
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pBy = points[i + 1].y - (points[i + 2].y - points[i].y) * b;
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}
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if (isNotMiddlePoint(points, i + 1)) {
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pBy = points[i + 1].y;
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}
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if (isNotMiddlePoint(points, i)) {
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pAy = points[i].y;
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}
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if (isNotMiddlePointX(points, i + 1)) {
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pBx = points[i + 1].x;
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}
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if (isNotMiddlePointX(points, i)) {
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pAx = points[i].x;
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}
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if (pAy >= Math.max(points[i].y, points[i + 1].y) || pAy <= Math.min(points[i].y, points[i + 1].y)) {
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pAy = points[i].y;
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}
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if (pBy >= Math.max(points[i].y, points[i + 1].y) || pBy <= Math.min(points[i].y, points[i + 1].y)) {
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pBy = points[i + 1].y;
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}
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if (pAx >= Math.max(points[i].x, points[i + 1].x) || pAx <= Math.min(points[i].x, points[i + 1].x)) {
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pAx = points[i].x;
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}
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if (pBx >= Math.max(points[i].x, points[i + 1].x) || pBx <= Math.min(points[i].x, points[i + 1].x)) {
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pBx = points[i + 1].x;
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}
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return {
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ctrA: {
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x: pAx,
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y: pAy
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},
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ctrB: {
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x: pBx,
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y: pBy
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}
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};
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}
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function convertCoordinateOrigin(x, y, center) {
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return {
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x: center.x + x,
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y: center.y - y
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};
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}
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function avoidCollision(obj, target) {
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if (target) {
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// is collision test
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while (util.isCollision(obj, target)) {
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if (obj.start.x > 0) {
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obj.start.y--;
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} else if (obj.start.x < 0) {
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obj.start.y++;
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} else {
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if (obj.start.y > 0) {
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obj.start.y++;
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} else {
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obj.start.y--;
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}
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}
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}
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}
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return obj;
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}
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function fixPieSeries(series, opts, config){
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let pieSeriesArr = [];
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if(series.length>0 && series[0].data.constructor.toString().indexOf('Array') > -1){
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opts._pieSeries_ = series;
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let oldseries = series[0].data;
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for (var i = 0; i < oldseries.length; i++) {
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oldseries[i].formatter = series[0].formatter;
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oldseries[i].data = oldseries[i].value;
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pieSeriesArr.push(oldseries[i]);
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}
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opts.series = pieSeriesArr;
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}else{
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pieSeriesArr = series;
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}
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return pieSeriesArr;
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}
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function fillSeries(series, opts, config) {
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var index = 0;
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for (var i = 0; i < series.length; i++) {
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let item = series[i];
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if (!item.color) {
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item.color = config.color[index];
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index = (index + 1) % config.color.length;
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}
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if (!item.linearIndex) {
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item.linearIndex = i;
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}
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if (!item.index) {
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item.index = 0;
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}
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if (!item.type) {
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item.type = opts.type;
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}
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if (typeof item.show == "undefined") {
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item.show = true;
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}
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if (!item.type) {
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item.type = opts.type;
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}
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if (!item.pointShape) {
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item.pointShape = "circle";
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}
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if (!item.legendShape) {
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switch (item.type) {
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case 'line':
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item.legendShape = "line";
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break;
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case 'column':
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case 'bar':
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item.legendShape = "rect";
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break;
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case 'area':
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case 'mount':
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item.legendShape = "triangle";
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break;
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default:
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item.legendShape = "circle";
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}
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}
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}
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return series;
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}
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function fillCustomColor(linearType, customColor, series, config) {
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var newcolor = customColor || [];
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if (linearType == 'custom' && newcolor.length == 0 ) {
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newcolor = config.linearColor;
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}
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if (linearType == 'custom' && newcolor.length < series.length) {
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let chazhi = series.length - newcolor.length;
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for (var i = 0; i < chazhi; i++) {
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newcolor.push(config.linearColor[(i + 1) % config.linearColor.length]);
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}
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}
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return newcolor;
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}
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function getDataRange(minData, maxData) {
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var limit = 0;
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var range = maxData - minData;
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if (range >= 10000) {
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limit = 1000;
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} else if (range >= 1000) {
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limit = 100;
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} else if (range >= 100) {
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limit = 10;
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} else if (range >= 10) {
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limit = 5;
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} else if (range >= 1) {
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limit = 1;
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} else if (range >= 0.1) {
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limit = 0.1;
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} else if (range >= 0.01) {
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limit = 0.01;
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} else if (range >= 0.001) {
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limit = 0.001;
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} else if (range >= 0.0001) {
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limit = 0.0001;
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} else if (range >= 0.00001) {
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limit = 0.00001;
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} else {
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limit = 0.000001;
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}
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return {
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minRange: findRange(minData, 'lower', limit),
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maxRange: findRange(maxData, 'upper', limit)
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};
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}
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function measureText(text, fontSize, context) {
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var width = 0;
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text = String(text);
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// #ifdef MP-ALIPAY || MP-BAIDU || APP-NVUE
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context = false;
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// #endif
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if (context !== false && context !== undefined && context.setFontSize && context.measureText) {
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context.setFontSize(fontSize);
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return context.measureText(text).width;
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} else {
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var text = text.split('');
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for (let i = 0; i < text.length; i++) {
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let item = text[i];
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if (/[a-zA-Z]/.test(item)) {
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width += 7;
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} else if (/[0-9]/.test(item)) {
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width += 5.5;
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} else if (/\./.test(item)) {
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width += 2.7;
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} else if (/-/.test(item)) {
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width += 3.25;
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} else if (/:/.test(item)) {
|
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width += 2.5;
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} else if (/[\u4e00-\u9fa5]/.test(item)) {
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width += 10;
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} else if (/\(|\)/.test(item)) {
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width += 3.73;
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} else if (/\s/.test(item)) {
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width += 2.5;
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} else if (/%/.test(item)) {
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width += 8;
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} else {
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width += 10;
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}
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}
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return width * fontSize / 10;
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}
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|
}
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|
|
function dataCombine(series) {
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|
return series.reduce(function(a, b) {
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return (a.data ? a.data : a).concat(b.data);
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|
}, []);
|
|
}
|
|
|
|
function dataCombineStack(series, len) {
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|
var sum = new Array(len);
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|
for (var j = 0; j < sum.length; j++) {
|
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sum[j] = 0;
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}
|
|
for (var i = 0; i < series.length; i++) {
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for (var j = 0; j < sum.length; j++) {
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sum[j] += series[i].data[j];
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}
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|
}
|
|
return series.reduce(function(a, b) {
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return (a.data ? a.data : a).concat(b.data).concat(sum);
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|
}, []);
|
|
}
|
|
|
|
function getTouches(touches, opts, e) {
|
|
let x, y;
|
|
if (touches.clientX) {
|
|
if (opts.rotate) {
|
|
y = opts.height - touches.clientX * opts.pix;
|
|
x = (touches.pageY - e.currentTarget.offsetTop - (opts.height / opts.pix / 2) * (opts.pix - 1)) * opts.pix;
|
|
} else {
|
|
x = touches.clientX * opts.pix;
|
|
y = (touches.pageY - e.currentTarget.offsetTop - (opts.height / opts.pix / 2) * (opts.pix - 1)) * opts.pix;
|
|
}
|
|
} else {
|
|
if (opts.rotate) {
|
|
y = opts.height - touches.x * opts.pix;
|
|
x = touches.y * opts.pix;
|
|
} else {
|
|
x = touches.x * opts.pix;
|
|
y = touches.y * opts.pix;
|
|
}
|
|
}
|
|
return {
|
|
x: x,
|
|
y: y
|
|
}
|
|
}
|
|
|
|
function getSeriesDataItem(series, index, group) {
|
|
var data = [];
|
|
var newSeries = [];
|
|
var indexIsArr = index.constructor.toString().indexOf('Array') > -1;
|
|
if(indexIsArr){
|
|
let tempSeries = filterSeries(series);
|
|
for (var i = 0; i < group.length; i++) {
|
|
newSeries.push(tempSeries[group[i]]);
|
|
}
|
|
}else{
|
|
newSeries = series;
|
|
};
|
|
for (let i = 0; i < newSeries.length; i++) {
|
|
let item = newSeries[i];
|
|
let tmpindex = -1;
|
|
if(indexIsArr){
|
|
tmpindex = index[i];
|
|
}else{
|
|
tmpindex = index;
|
|
}
|
|
if (item.data[tmpindex] !== null && typeof item.data[tmpindex] !== 'undefined' && item.show) {
|
|
let seriesItem = {};
|
|
seriesItem.color = item.color;
|
|
seriesItem.type = item.type;
|
|
seriesItem.style = item.style;
|
|
seriesItem.pointShape = item.pointShape;
|
|
seriesItem.disableLegend = item.disableLegend;
|
|
seriesItem.legendShape = item.legendShape;
|
|
seriesItem.name = item.name;
|
|
seriesItem.show = item.show;
|
|
seriesItem.data = item.formatter ? item.formatter(item.data[tmpindex]) : item.data[tmpindex];
|
|
data.push(seriesItem);
|
|
}
|
|
}
|
|
return data;
|
|
}
|
|
|
|
function getMaxTextListLength(list, fontSize, context) {
|
|
var lengthList = list.map(function(item) {
|
|
return measureText(item, fontSize, context);
|
|
});
|
|
return Math.max.apply(null, lengthList);
|
|
}
|
|
|
|
function getRadarCoordinateSeries(length) {
|
|
var eachAngle = 2 * Math.PI / length;
|
|
var CoordinateSeries = [];
|
|
for (var i = 0; i < length; i++) {
|
|
CoordinateSeries.push(eachAngle * i);
|
|
}
|
|
return CoordinateSeries.map(function(item) {
|
|
return -1 * item + Math.PI / 2;
|
|
});
|
|
}
|
|
|
|
function getToolTipData(seriesData, opts, index, group, categories) {
|
|
var option = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : {};
|
|
var calPoints = opts.chartData.calPoints?opts.chartData.calPoints:[];
|
|
let points = {};
|
|
if(group.length > 0){
|
|
let filterPoints = [];
|
|
for (let i = 0; i < group.length; i++) {
|
|
filterPoints.push(calPoints[group[i]])
|
|
}
|
|
points = filterPoints[0][index[0]];
|
|
}else{
|
|
for (let i = 0; i < calPoints.length; i++) {
|
|
if(calPoints[i][index]){
|
|
points = calPoints[i][index];
|
|
break;
|
|
}
|
|
}
|
|
};
|
|
var textList = seriesData.map(function(item) {
|
|
let titleText = null;
|
|
if (opts.categories && opts.categories.length>0) {
|
|
titleText = categories[index];
|
|
};
|
|
return {
|
|
text: option.formatter ? option.formatter(item, titleText, index, opts) : item.name + ': ' + item.data,
|
|
color: item.color,
|
|
legendShape: opts.extra.tooltip.legendShape == 'auto'? item.legendShape : opts.extra.tooltip.legendShape
|
|
};
|
|
});
|
|
var offset = {
|
|
x: Math.round(points.x),
|
|
y: Math.round(points.y)
|
|
};
|
|
return {
|
|
textList: textList,
|
|
offset: offset
|
|
};
|
|
}
|
|
|
|
function getMixToolTipData(seriesData, opts, index, categories) {
|
|
var option = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : {};
|
|
var points = opts.chartData.xAxisPoints[index] + opts.chartData.eachSpacing / 2;
|
|
var textList = seriesData.map(function(item) {
|
|
return {
|
|
text: option.formatter ? option.formatter(item, categories[index], index, opts) : item.name + ': ' + item.data,
|
|
color: item.color,
|
|
disableLegend: item.disableLegend ? true : false,
|
|
legendShape: opts.extra.tooltip.legendShape == 'auto'? item.legendShape : opts.extra.tooltip.legendShape
|
|
};
|
|
});
|
|
textList = textList.filter(function(item) {
|
|
if (item.disableLegend !== true) {
|
|
return item;
|
|
}
|
|
});
|
|
var offset = {
|
|
x: Math.round(points),
|
|
y: 0
|
|
};
|
|
return {
|
|
textList: textList,
|
|
offset: offset
|
|
};
|
|
}
|
|
|
|
function getCandleToolTipData(series, seriesData, opts, index, categories, extra) {
|
|
var option = arguments.length > 6 && arguments[6] !== undefined ? arguments[6] : {};
|
|
var calPoints = opts.chartData.calPoints;
|
|
let upColor = extra.color.upFill;
|
|
let downColor = extra.color.downFill;
|
|
//颜色顺序为开盘，收盘，最低，最高
|
|
let color = [upColor, upColor, downColor, upColor];
|
|
var textList = [];
|
|
seriesData.map(function(item) {
|
|
if (index == 0) {
|
|
if (item.data[1] - item.data[0] < 0) {
|
|
color[1] = downColor;
|
|
} else {
|
|
color[1] = upColor;
|
|
}
|
|
} else {
|
|
if (item.data[0] < series[index - 1][1]) {
|
|
color[0] = downColor;
|
|
}
|
|
if (item.data[1] < item.data[0]) {
|
|
color[1] = downColor;
|
|
}
|
|
if (item.data[2] > series[index - 1][1]) {
|
|
color[2] = upColor;
|
|
}
|
|
if (item.data[3] < series[index - 1][1]) {
|
|
color[3] = downColor;
|
|
}
|
|
}
|
|
let text1 = {
|
|
text: '开盘：' + item.data[0],
|
|
color: color[0],
|
|
legendShape: opts.extra.tooltip.legendShape == 'auto'? item.legendShape : opts.extra.tooltip.legendShape
|
|
};
|
|
let text2 = {
|
|
text: '收盘：' + item.data[1],
|
|
color: color[1],
|
|
legendShape: opts.extra.tooltip.legendShape == 'auto'? item.legendShape : opts.extra.tooltip.legendShape
|
|
};
|
|
let text3 = {
|
|
text: '最低：' + item.data[2],
|
|
color: color[2],
|
|
legendShape: opts.extra.tooltip.legendShape == 'auto'? item.legendShape : opts.extra.tooltip.legendShape
|
|
};
|
|
let text4 = {
|
|
text: '最高：' + item.data[3],
|
|
color: color[3],
|
|
legendShape: opts.extra.tooltip.legendShape == 'auto'? item.legendShape : opts.extra.tooltip.legendShape
|
|
};
|
|
textList.push(text1, text2, text3, text4);
|
|
});
|
|
var validCalPoints = [];
|
|
var offset = {
|
|
x: 0,
|
|
y: 0
|
|
};
|
|
for (let i = 0; i < calPoints.length; i++) {
|
|
let points = calPoints[i];
|
|
if (typeof points[index] !== 'undefined' && points[index] !== null) {
|
|
validCalPoints.push(points[index]);
|
|
}
|
|
}
|
|
offset.x = Math.round(validCalPoints[0][0].x);
|
|
return {
|
|
textList: textList,
|
|
offset: offset
|
|
};
|
|
}
|
|
|
|
function filterSeries(series) {
|
|
let tempSeries = [];
|
|
for (let i = 0; i < series.length; i++) {
|
|
if (series[i].show == true) {
|
|
tempSeries.push(series[i])
|
|
}
|
|
}
|
|
return tempSeries;
|
|
}
|
|
|
|
function findCurrentIndex(currentPoints, calPoints, opts, config) {
|
|
var offset = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 0;
|
|
var current={ index:-1, group:[] };
|
|
var spacing = opts.chartData.eachSpacing / 2;
|
|
let xAxisPoints = [];
|
|
if (calPoints && calPoints.length > 0) {
|
|
if (!opts.categories) {
|
|
spacing = 0;
|
|
}else{
|
|
for (let i = 1; i < opts.chartData.xAxisPoints.length; i++) {
|
|
xAxisPoints.push(opts.chartData.xAxisPoints[i] - spacing);
|
|
}
|
|
if ((opts.type == 'line' || opts.type == 'area') && opts.xAxis.boundaryGap == 'justify') {
|
|
xAxisPoints = opts.chartData.xAxisPoints;
|
|
}
|
|
}
|
|
if (isInExactChartArea(currentPoints, opts, config)) {
|
|
if (!opts.categories) {
|
|
let timePoints = Array(calPoints.length);
|
|
for (let i = 0; i < calPoints.length; i++) {
|
|
timePoints[i] = Array(calPoints[i].length)
|
|
for (let j = 0; j < calPoints[i].length; j++) {
|
|
timePoints[i][j] = (Math.abs(calPoints[i][j].x - currentPoints.x));
|
|
}
|
|
};
|
|
let pointValue = Array(timePoints.length);
|
|
let pointIndex = Array(timePoints.length);
|
|
for (let i = 0; i < timePoints.length; i++) {
|
|
pointValue[i] = Math.min.apply(null, timePoints[i]);
|
|
pointIndex[i] = timePoints[i].indexOf(pointValue[i]);
|
|
}
|
|
let minValue = Math.min.apply(null, pointValue);
|
|
current.index = [];
|
|
for (let i = 0; i < pointValue.length; i++) {
|
|
if(pointValue[i] == minValue){
|
|
current.group.push(i);
|
|
current.index.push(pointIndex[i]);
|
|
}
|
|
};
|
|
}else{
|
|
xAxisPoints.forEach(function(item, index) {
|
|
if (currentPoints.x + offset + spacing > item) {
|
|
current.index = index;
|
|
}
|
|
});
|
|
}
|
|
}
|
|
}
|
|
return current;
|
|
}
|
|
|
|
function findBarChartCurrentIndex(currentPoints, calPoints, opts, config) {
|
|
var offset = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 0;
|
|
var current={ index:-1, group:[] };
|
|
var spacing = opts.chartData.eachSpacing / 2;
|
|
let yAxisPoints = opts.chartData.yAxisPoints;
|
|
if (calPoints && calPoints.length > 0) {
|
|
if (isInExactChartArea(currentPoints, opts, config)) {
|
|
yAxisPoints.forEach(function(item, index) {
|
|
if (currentPoints.y + offset + spacing > item) {
|
|
current.index = index;
|
|
}
|
|
});
|
|
}
|
|
}
|
|
return current;
|
|
}
|
|
|
|
function findLegendIndex(currentPoints, legendData, opts) {
|
|
let currentIndex = -1;
|
|
let gap = 0;
|
|
if (isInExactLegendArea(currentPoints, legendData.area)) {
|
|
let points = legendData.points;
|
|
let index = -1;
|
|
for (let i = 0, len = points.length; i < len; i++) {
|
|
let item = points[i];
|
|
for (let j = 0; j < item.length; j++) {
|
|
index += 1;
|
|
let area = item[j]['area'];
|
|
if (area && currentPoints.x > area[0] - gap && currentPoints.x < area[2] + gap && currentPoints.y > area[1] - gap && currentPoints.y < area[3] + gap) {
|
|
currentIndex = index;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return currentIndex;
|
|
}
|
|
return currentIndex;
|
|
}
|
|
|
|
function isInExactLegendArea(currentPoints, area) {
|
|
return currentPoints.x > area.start.x && currentPoints.x < area.end.x && currentPoints.y > area.start.y && currentPoints.y < area.end.y;
|
|
}
|
|
|
|
function isInExactChartArea(currentPoints, opts, config) {
|
|
return currentPoints.x <= opts.width - opts.area[1] + 10 && currentPoints.x >= opts.area[3] - 10 && currentPoints.y >= opts.area[0] && currentPoints.y <= opts.height - opts.area[2];
|
|
}
|
|
|
|
function findRadarChartCurrentIndex(currentPoints, radarData, count) {
|
|
var eachAngleArea = 2 * Math.PI / count;
|
|
var currentIndex = -1;
|
|
if (isInExactPieChartArea(currentPoints, radarData.center, radarData.radius)) {
|
|
var fixAngle = function fixAngle(angle) {
|
|
if (angle < 0) {
|
|
angle += 2 * Math.PI;
|
|
}
|
|
if (angle > 2 * Math.PI) {
|
|
angle -= 2 * Math.PI;
|
|
}
|
|
return angle;
|
|
};
|
|
var angle = Math.atan2(radarData.center.y - currentPoints.y, currentPoints.x - radarData.center.x);
|
|
angle = -1 * angle;
|
|
if (angle < 0) {
|
|
angle += 2 * Math.PI;
|
|
}
|
|
var angleList = radarData.angleList.map(function(item) {
|
|
item = fixAngle(-1 * item);
|
|
return item;
|
|
});
|
|
angleList.forEach(function(item, index) {
|
|
var rangeStart = fixAngle(item - eachAngleArea / 2);
|
|
var rangeEnd = fixAngle(item + eachAngleArea / 2);
|
|
if (rangeEnd < rangeStart) {
|
|
rangeEnd += 2 * Math.PI;
|
|
}
|
|
if (angle >= rangeStart && angle <= rangeEnd || angle + 2 * Math.PI >= rangeStart && angle + 2 * Math.PI <= rangeEnd) {
|
|
currentIndex = index;
|
|
}
|
|
});
|
|
}
|
|
return currentIndex;
|
|
}
|
|
|
|
function findFunnelChartCurrentIndex(currentPoints, funnelData) {
|
|
var currentIndex = -1;
|
|
for (var i = 0, len = funnelData.series.length; i < len; i++) {
|
|
var item = funnelData.series[i];
|
|
if (currentPoints.x > item.funnelArea[0] && currentPoints.x < item.funnelArea[2] && currentPoints.y > item.funnelArea[1] && currentPoints.y < item.funnelArea[3]) {
|
|
currentIndex = i;
|
|
break;
|
|
}
|
|
}
|
|
return currentIndex;
|
|
}
|
|
|
|
function findWordChartCurrentIndex(currentPoints, wordData) {
|
|
var currentIndex = -1;
|
|
for (var i = 0, len = wordData.length; i < len; i++) {
|
|
var item = wordData[i];
|
|
if (currentPoints.x > item.area[0] && currentPoints.x < item.area[2] && currentPoints.y > item.area[1] && currentPoints.y < item.area[3]) {
|
|
currentIndex = i;
|
|
break;
|
|
}
|
|
}
|
|
return currentIndex;
|
|
}
|
|
|
|
function findMapChartCurrentIndex(currentPoints, opts) {
|
|
var currentIndex = -1;
|
|
var cData = opts.chartData.mapData;
|
|
var data = opts.series;
|
|
var tmp = pointToCoordinate(currentPoints.y, currentPoints.x, cData.bounds, cData.scale, cData.xoffset, cData.yoffset);
|
|
var poi = [tmp.x, tmp.y];
|
|
for (var i = 0, len = data.length; i < len; i++) {
|
|
var item = data[i].geometry.coordinates;
|
|
if (isPoiWithinPoly(poi, item, opts.chartData.mapData.mercator)) {
|
|
currentIndex = i;
|
|
break;
|
|
}
|
|
}
|
|
return currentIndex;
|
|
}
|
|
|
|
function findRoseChartCurrentIndex(currentPoints, pieData, opts) {
|
|
var currentIndex = -1;
|
|
var series = getRoseDataPoints(opts._series_, opts.extra.rose.type, pieData.radius, pieData.radius);
|
|
if (pieData && pieData.center && isInExactPieChartArea(currentPoints, pieData.center, pieData.radius)) {
|
|
var angle = Math.atan2(pieData.center.y - currentPoints.y, currentPoints.x - pieData.center.x);
|
|
angle = -angle;
|
|
if(opts.extra.rose && opts.extra.rose.offsetAngle){
|
|
angle = angle - opts.extra.rose.offsetAngle * Math.PI / 180;
|
|
}
|
|
for (var i = 0, len = series.length; i < len; i++) {
|
|
if (isInAngleRange(angle, series[i]._start_, series[i]._start_ + series[i]._rose_proportion_ * 2 * Math.PI)) {
|
|
currentIndex = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return currentIndex;
|
|
}
|
|
|
|
function findPieChartCurrentIndex(currentPoints, pieData, opts) {
|
|
var currentIndex = -1;
|
|
var series = getPieDataPoints(pieData.series);
|
|
if (pieData && pieData.center && isInExactPieChartArea(currentPoints, pieData.center, pieData.radius)) {
|
|
var angle = Math.atan2(pieData.center.y - currentPoints.y, currentPoints.x - pieData.center.x);
|
|
angle = -angle;
|
|
if(opts.extra.pie && opts.extra.pie.offsetAngle){
|
|
angle = angle - opts.extra.pie.offsetAngle * Math.PI / 180;
|
|
}
|
|
if(opts.extra.ring && opts.extra.ring.offsetAngle){
|
|
angle = angle - opts.extra.ring.offsetAngle * Math.PI / 180;
|
|
}
|
|
for (var i = 0, len = series.length; i < len; i++) {
|
|
if (isInAngleRange(angle, series[i]._start_, series[i]._start_ + series[i]._proportion_ * 2 * Math.PI)) {
|
|
currentIndex = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return currentIndex;
|
|
}
|
|
|
|
function isInExactPieChartArea(currentPoints, center, radius) {
|
|
return Math.pow(currentPoints.x - center.x, 2) + Math.pow(currentPoints.y - center.y, 2) <= Math.pow(radius, 2);
|
|
}
|
|
|
|
|
|
function splitPoints(points,eachSeries) {
|
|
var newPoints = [];
|
|
var items = [];
|
|
points.forEach(function(item, index) {
|
|
if(eachSeries.connectNulls){
|
|
if (item !== null) {
|
|
items.push(item);
|
|
}
|
|
}else{
|
|
if (item !== null) {
|
|
items.push(item);
|
|
} else {
|
|
if (items.length) {
|
|
newPoints.push(items);
|
|
}
|
|
items = [];
|
|
}
|
|
}
|
|
|
|
});
|
|
if (items.length) {
|
|
newPoints.push(items);
|
|
}
|
|
return newPoints;
|
|
}
|
|
|
|
|
|
function calLegendData(series, opts, config, chartData, context) {
|
|
let legendData = {
|
|
area: {
|
|
start: {
|
|
x: 0,
|
|
y: 0
|
|
},
|
|
end: {
|
|
x: 0,
|
|
y: 0
|
|
},
|
|
width: 0,
|
|
height: 0,
|
|
wholeWidth: 0,
|
|
wholeHeight: 0
|
|
},
|
|
points: [],
|
|
widthArr: [],
|
|
heightArr: []
|
|
};
|
|
if (opts.legend.show === false) {
|
|
chartData.legendData = legendData;
|
|
return legendData;
|
|
}
|
|
let padding = opts.legend.padding * opts.pix;
|
|
let margin = opts.legend.margin * opts.pix;
|
|
let fontSize = opts.legend.fontSize ? opts.legend.fontSize * opts.pix : config.fontSize;
|
|
let shapeWidth = 15 * opts.pix;
|
|
let shapeRight = 5 * opts.pix;
|
|
let lineHeight = Math.max(opts.legend.lineHeight * opts.pix, fontSize);
|
|
if (opts.legend.position == 'top' || opts.legend.position == 'bottom') {
|
|
let legendList = [];
|
|
let widthCount = 0;
|
|
let widthCountArr = [];
|
|
let currentRow = [];
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
const legendText = item.legendText ? item.legendText : item.name;
|
|
let itemWidth = shapeWidth + shapeRight + measureText(legendText || 'undefined', fontSize, context) + opts.legend.itemGap * opts.pix;
|
|
if (widthCount + itemWidth > opts.width - opts.area[1] - opts.area[3]) {
|
|
legendList.push(currentRow);
|
|
widthCountArr.push(widthCount - opts.legend.itemGap * opts.pix);
|
|
widthCount = itemWidth;
|
|
currentRow = [item];
|
|
} else {
|
|
widthCount += itemWidth;
|
|
currentRow.push(item);
|
|
}
|
|
}
|
|
if (currentRow.length) {
|
|
legendList.push(currentRow);
|
|
widthCountArr.push(widthCount - opts.legend.itemGap * opts.pix);
|
|
legendData.widthArr = widthCountArr;
|
|
let legendWidth = Math.max.apply(null, widthCountArr);
|
|
switch (opts.legend.float) {
|
|
case 'left':
|
|
legendData.area.start.x = opts.area[3];
|
|
legendData.area.end.x = opts.area[3] + legendWidth + 2 * padding;
|
|
break;
|
|
case 'right':
|
|
legendData.area.start.x = opts.width - opts.area[1] - legendWidth - 2 * padding;
|
|
legendData.area.end.x = opts.width - opts.area[1];
|
|
break;
|
|
default:
|
|
legendData.area.start.x = (opts.width - legendWidth) / 2 - padding;
|
|
legendData.area.end.x = (opts.width + legendWidth) / 2 + padding;
|
|
}
|
|
legendData.area.width = legendWidth + 2 * padding;
|
|
legendData.area.wholeWidth = legendWidth + 2 * padding;
|
|
legendData.area.height = legendList.length * lineHeight + 2 * padding;
|
|
legendData.area.wholeHeight = legendList.length * lineHeight + 2 * padding + 2 * margin;
|
|
legendData.points = legendList;
|
|
}
|
|
} else {
|
|
let len = series.length;
|
|
let maxHeight = opts.height - opts.area[0] - opts.area[2] - 2 * margin - 2 * padding;
|
|
let maxLength = Math.min(Math.floor(maxHeight / lineHeight), len);
|
|
legendData.area.height = maxLength * lineHeight + padding * 2;
|
|
legendData.area.wholeHeight = maxLength * lineHeight + padding * 2;
|
|
switch (opts.legend.float) {
|
|
case 'top':
|
|
legendData.area.start.y = opts.area[0] + margin;
|
|
legendData.area.end.y = opts.area[0] + margin + legendData.area.height;
|
|
break;
|
|
case 'bottom':
|
|
legendData.area.start.y = opts.height - opts.area[2] - margin - legendData.area.height;
|
|
legendData.area.end.y = opts.height - opts.area[2] - margin;
|
|
break;
|
|
default:
|
|
legendData.area.start.y = (opts.height - legendData.area.height) / 2;
|
|
legendData.area.end.y = (opts.height + legendData.area.height) / 2;
|
|
}
|
|
let lineNum = len % maxLength === 0 ? len / maxLength : Math.floor((len / maxLength) + 1);
|
|
let currentRow = [];
|
|
for (let i = 0; i < lineNum; i++) {
|
|
let temp = series.slice(i * maxLength, i * maxLength + maxLength);
|
|
currentRow.push(temp);
|
|
}
|
|
legendData.points = currentRow;
|
|
if (currentRow.length) {
|
|
for (let i = 0; i < currentRow.length; i++) {
|
|
let item = currentRow[i];
|
|
let maxWidth = 0;
|
|
for (let j = 0; j < item.length; j++) {
|
|
let itemWidth = shapeWidth + shapeRight + measureText(item[j].name || 'undefined', fontSize, context) + opts.legend.itemGap * opts.pix;
|
|
if (itemWidth > maxWidth) {
|
|
maxWidth = itemWidth;
|
|
}
|
|
}
|
|
legendData.widthArr.push(maxWidth);
|
|
legendData.heightArr.push(item.length * lineHeight + padding * 2);
|
|
}
|
|
let legendWidth = 0
|
|
for (let i = 0; i < legendData.widthArr.length; i++) {
|
|
legendWidth += legendData.widthArr[i];
|
|
}
|
|
legendData.area.width = legendWidth - opts.legend.itemGap * opts.pix + 2 * padding;
|
|
legendData.area.wholeWidth = legendData.area.width + padding;
|
|
}
|
|
}
|
|
switch (opts.legend.position) {
|
|
case 'top':
|
|
legendData.area.start.y = opts.area[0] + margin;
|
|
legendData.area.end.y = opts.area[0] + margin + legendData.area.height;
|
|
break;
|
|
case 'bottom':
|
|
legendData.area.start.y = opts.height - opts.area[2] - legendData.area.height - margin;
|
|
legendData.area.end.y = opts.height - opts.area[2] - margin;
|
|
break;
|
|
case 'left':
|
|
legendData.area.start.x = opts.area[3];
|
|
legendData.area.end.x = opts.area[3] + legendData.area.width;
|
|
break;
|
|
case 'right':
|
|
legendData.area.start.x = opts.width - opts.area[1] - legendData.area.width;
|
|
legendData.area.end.x = opts.width - opts.area[1];
|
|
break;
|
|
}
|
|
chartData.legendData = legendData;
|
|
return legendData;
|
|
}
|
|
|
|
function calCategoriesData(categories, opts, config, eachSpacing, context) {
|
|
var result = {
|
|
angle: 0,
|
|
xAxisHeight: opts.xAxis.lineHeight * opts.pix + opts.xAxis.marginTop * opts.pix
|
|
};
|
|
var fontSize = opts.xAxis.fontSize * opts.pix;
|
|
var categoriesTextLenth = categories.map(function(item,index) {
|
|
var xitem = opts.xAxis.formatter ? opts.xAxis.formatter(item,index,opts) : item;
|
|
return measureText(String(xitem), fontSize, context);
|
|
});
|
|
var maxTextLength = Math.max.apply(this, categoriesTextLenth);
|
|
if (opts.xAxis.rotateLabel == true) {
|
|
result.angle = opts.xAxis.rotateAngle * Math.PI / 180;
|
|
let tempHeight = opts.xAxis.marginTop * opts.pix * 2 + Math.abs(maxTextLength * Math.sin(result.angle))
|
|
tempHeight = tempHeight < fontSize + opts.xAxis.marginTop * opts.pix * 2 ? tempHeight + opts.xAxis.marginTop * opts.pix * 2 : tempHeight;
|
|
result.xAxisHeight = tempHeight;
|
|
}
|
|
if (opts.enableScroll && opts.xAxis.scrollShow) {
|
|
result.xAxisHeight += 6 * opts.pix;
|
|
}
|
|
if (opts.xAxis.disabled){
|
|
result.xAxisHeight = 0;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
function getXAxisTextList(series, opts, config, stack) {
|
|
var index = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : -1;
|
|
var data;
|
|
if (stack == 'stack') {
|
|
data = dataCombineStack(series, opts.categories.length);
|
|
} else {
|
|
data = dataCombine(series);
|
|
}
|
|
var sorted = [];
|
|
// remove null from data
|
|
data = data.filter(function(item) {
|
|
//return item !== null;
|
|
if (typeof item === 'object' && item !== null) {
|
|
if (item.constructor.toString().indexOf('Array') > -1) {
|
|
return item !== null;
|
|
} else {
|
|
return item.value !== null;
|
|
}
|
|
} else {
|
|
return item !== null;
|
|
}
|
|
});
|
|
data.map(function(item) {
|
|
if (typeof item === 'object') {
|
|
if (item.constructor.toString().indexOf('Array') > -1) {
|
|
if (opts.type == 'candle') {
|
|
item.map(function(subitem) {
|
|
sorted.push(subitem);
|
|
})
|
|
} else {
|
|
sorted.push(item[0]);
|
|
}
|
|
} else {
|
|
sorted.push(item.value);
|
|
}
|
|
} else {
|
|
sorted.push(item);
|
|
}
|
|
})
|
|
|
|
var minData = 0;
|
|
var maxData = 0;
|
|
if (sorted.length > 0) {
|
|
minData = Math.min.apply(this, sorted);
|
|
maxData = Math.max.apply(this, sorted);
|
|
}
|
|
//为了兼容v1.9.0之前的项目
|
|
if (index > -1) {
|
|
if (typeof opts.xAxis.data[index].min === 'number') {
|
|
minData = Math.min(opts.xAxis.data[index].min, minData);
|
|
}
|
|
if (typeof opts.xAxis.data[index].max === 'number') {
|
|
maxData = Math.max(opts.xAxis.data[index].max, maxData);
|
|
}
|
|
} else {
|
|
if (typeof opts.xAxis.min === 'number') {
|
|
minData = Math.min(opts.xAxis.min, minData);
|
|
}
|
|
if (typeof opts.xAxis.max === 'number') {
|
|
maxData = Math.max(opts.xAxis.max, maxData);
|
|
}
|
|
}
|
|
if (minData === maxData) {
|
|
var rangeSpan = maxData || 10;
|
|
maxData += rangeSpan;
|
|
}
|
|
//var dataRange = getDataRange(minData, maxData);
|
|
var minRange = minData;
|
|
var maxRange = maxData;
|
|
var range = [];
|
|
var eachRange = (maxRange - minRange) / opts.xAxis.splitNumber;
|
|
for (var i = 0; i <= opts.xAxis.splitNumber; i++) {
|
|
range.push(minRange + eachRange * i);
|
|
}
|
|
return range;
|
|
}
|
|
|
|
function calXAxisData(series, opts, config, context) {
|
|
//堆叠图重算Y轴
|
|
var columnstyle = assign({}, {
|
|
type: ""
|
|
}, opts.extra.bar);
|
|
var result = {
|
|
angle: 0,
|
|
xAxisHeight: opts.xAxis.lineHeight * opts.pix + opts.xAxis.marginTop * opts.pix
|
|
};
|
|
result.ranges = getXAxisTextList(series, opts, config, columnstyle.type);
|
|
result.rangesFormat = result.ranges.map(function(item) {
|
|
//item = opts.xAxis.formatter ? opts.xAxis.formatter(item) : util.toFixed(item, 2);
|
|
item = util.toFixed(item, 2);
|
|
return item;
|
|
});
|
|
var xAxisScaleValues = result.ranges.map(function(item) {
|
|
// 如果刻度值是浮点数,则保留两位小数
|
|
item = util.toFixed(item, 2);
|
|
// 若有自定义格式则调用自定义的格式化函数
|
|
//item = opts.xAxis.formatter ? opts.xAxis.formatter(Number(item)) : item;
|
|
return item;
|
|
});
|
|
result = Object.assign(result, getXAxisPoints(xAxisScaleValues, opts, config));
|
|
// 计算X轴刻度的属性譬如每个刻度的间隔,刻度的起始点\结束点以及总长
|
|
var eachSpacing = result.eachSpacing;
|
|
var textLength = xAxisScaleValues.map(function(item) {
|
|
return measureText(item, opts.xAxis.fontSize * opts.pix, context);
|
|
});
|
|
if (opts.xAxis.disabled === true) {
|
|
result.xAxisHeight = 0;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
function getRadarDataPoints(angleList, center, radius, series, opts) {
|
|
var process = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 1;
|
|
var radarOption = opts.extra.radar || {};
|
|
radarOption.max = radarOption.max || 0;
|
|
var maxData = Math.max(radarOption.max, Math.max.apply(null, dataCombine(series)));
|
|
var data = [];
|
|
for (let i = 0; i < series.length; i++) {
|
|
let each = series[i];
|
|
let listItem = {};
|
|
listItem.color = each.color;
|
|
listItem.legendShape = each.legendShape;
|
|
listItem.pointShape = each.pointShape;
|
|
listItem.data = [];
|
|
each.data.forEach(function(item, index) {
|
|
let tmp = {};
|
|
tmp.angle = angleList[index];
|
|
tmp.proportion = item / maxData;
|
|
tmp.value = item;
|
|
tmp.position = convertCoordinateOrigin(radius * tmp.proportion * process * Math.cos(tmp.angle), radius * tmp.proportion * process * Math.sin(tmp.angle), center);
|
|
listItem.data.push(tmp);
|
|
});
|
|
data.push(listItem);
|
|
}
|
|
return data;
|
|
}
|
|
|
|
function getPieDataPoints(series, radius) {
|
|
var process = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 1;
|
|
var count = 0;
|
|
var _start_ = 0;
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
item.data = item.data === null ? 0 : item.data;
|
|
count += item.data;
|
|
}
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
item.data = item.data === null ? 0 : item.data;
|
|
if (count === 0) {
|
|
item._proportion_ = 1 / series.length * process;
|
|
} else {
|
|
item._proportion_ = item.data / count * process;
|
|
}
|
|
item._radius_ = radius;
|
|
}
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
item._start_ = _start_;
|
|
_start_ += 2 * item._proportion_ * Math.PI;
|
|
}
|
|
return series;
|
|
}
|
|
|
|
function getFunnelDataPoints(series, radius, option, eachSpacing) {
|
|
var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
for (let i = 0; i < series.length; i++) {
|
|
if(option.type == 'funnel'){
|
|
series[i].radius = series[i].data / series[0].data * radius * process;
|
|
}else{
|
|
series[i].radius = (eachSpacing * (series.length - i)) / (eachSpacing * series.length) * radius * process;
|
|
}
|
|
series[i]._proportion_ = series[i].data / series[0].data;
|
|
}
|
|
// if(option.type !== 'pyramid'){
|
|
// series.reverse();
|
|
// }
|
|
return series;
|
|
}
|
|
|
|
function getRoseDataPoints(series, type, minRadius, radius) {
|
|
var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
var count = 0;
|
|
var _start_ = 0;
|
|
var dataArr = [];
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
item.data = item.data === null ? 0 : item.data;
|
|
count += item.data;
|
|
dataArr.push(item.data);
|
|
}
|
|
var minData = Math.min.apply(null, dataArr);
|
|
var maxData = Math.max.apply(null, dataArr);
|
|
var radiusLength = radius - minRadius;
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
item.data = item.data === null ? 0 : item.data;
|
|
if (count === 0) {
|
|
item._proportion_ = 1 / series.length * process;
|
|
item._rose_proportion_ = 1 / series.length * process;
|
|
} else {
|
|
item._proportion_ = item.data / count * process;
|
|
if(type == 'area'){
|
|
item._rose_proportion_ = 1 / series.length * process;
|
|
}else{
|
|
item._rose_proportion_ = item.data / count * process;
|
|
}
|
|
}
|
|
item._radius_ = minRadius + radiusLength * ((item.data - minData) / (maxData - minData)) || radius;
|
|
}
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
item._start_ = _start_;
|
|
_start_ += 2 * item._rose_proportion_ * Math.PI;
|
|
}
|
|
return series;
|
|
}
|
|
|
|
function getArcbarDataPoints(series, arcbarOption) {
|
|
var process = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 1;
|
|
if (process == 1) {
|
|
process = 0.999999;
|
|
}
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
item.data = item.data === null ? 0 : item.data;
|
|
let totalAngle;
|
|
if (arcbarOption.type == 'circle') {
|
|
totalAngle = 2;
|
|
} else {
|
|
if(arcbarOption.direction == 'ccw'){
|
|
if (arcbarOption.startAngle < arcbarOption.endAngle) {
|
|
totalAngle = 2 + arcbarOption.startAngle - arcbarOption.endAngle;
|
|
} else {
|
|
totalAngle = arcbarOption.startAngle - arcbarOption.endAngle;
|
|
}
|
|
}else{
|
|
if (arcbarOption.endAngle < arcbarOption.startAngle) {
|
|
totalAngle = 2 + arcbarOption.endAngle - arcbarOption.startAngle;
|
|
} else {
|
|
totalAngle = arcbarOption.startAngle - arcbarOption.endAngle;
|
|
}
|
|
}
|
|
}
|
|
item._proportion_ = totalAngle * item.data * process + arcbarOption.startAngle;
|
|
if(arcbarOption.direction == 'ccw'){
|
|
item._proportion_ = arcbarOption.startAngle - totalAngle * item.data * process ;
|
|
}
|
|
if (item._proportion_ >= 2) {
|
|
item._proportion_ = item._proportion_ % 2;
|
|
}
|
|
}
|
|
return series;
|
|
}
|
|
|
|
function getGaugeArcbarDataPoints(series, arcbarOption) {
|
|
var process = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 1;
|
|
if (process == 1) {
|
|
process = 0.999999;
|
|
}
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
item.data = item.data === null ? 0 : item.data;
|
|
let totalAngle;
|
|
if (arcbarOption.type == 'circle') {
|
|
totalAngle = 2;
|
|
} else {
|
|
if (arcbarOption.endAngle < arcbarOption.startAngle) {
|
|
totalAngle = 2 + arcbarOption.endAngle - arcbarOption.startAngle;
|
|
} else {
|
|
totalAngle = arcbarOption.startAngle - arcbarOption.endAngle;
|
|
}
|
|
}
|
|
item._proportion_ = totalAngle * item.data * process + arcbarOption.startAngle;
|
|
if (item._proportion_ >= 2) {
|
|
item._proportion_ = item._proportion_ % 2;
|
|
}
|
|
}
|
|
return series;
|
|
}
|
|
|
|
function getGaugeAxisPoints(categories, startAngle, endAngle) {
|
|
let totalAngle;
|
|
if (endAngle < startAngle) {
|
|
totalAngle = 2 + endAngle - startAngle;
|
|
} else {
|
|
totalAngle = startAngle - endAngle;
|
|
}
|
|
let tempStartAngle = startAngle;
|
|
for (let i = 0; i < categories.length; i++) {
|
|
categories[i].value = categories[i].value === null ? 0 : categories[i].value;
|
|
categories[i]._startAngle_ = tempStartAngle;
|
|
categories[i]._endAngle_ = totalAngle * categories[i].value + startAngle;
|
|
if (categories[i]._endAngle_ >= 2) {
|
|
categories[i]._endAngle_ = categories[i]._endAngle_ % 2;
|
|
}
|
|
tempStartAngle = categories[i]._endAngle_;
|
|
}
|
|
return categories;
|
|
}
|
|
|
|
function getGaugeDataPoints(series, categories, gaugeOption) {
|
|
let process = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 1;
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
item.data = item.data === null ? 0 : item.data;
|
|
if (gaugeOption.pointer.color == 'auto') {
|
|
for (let i = 0; i < categories.length; i++) {
|
|
if (item.data <= categories[i].value) {
|
|
item.color = categories[i].color;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
item.color = gaugeOption.pointer.color;
|
|
}
|
|
let totalAngle;
|
|
if (gaugeOption.endAngle < gaugeOption.startAngle) {
|
|
totalAngle = 2 + gaugeOption.endAngle - gaugeOption.startAngle;
|
|
} else {
|
|
totalAngle = gaugeOption.startAngle - gaugeOption.endAngle;
|
|
}
|
|
item._endAngle_ = totalAngle * item.data + gaugeOption.startAngle;
|
|
item._oldAngle_ = gaugeOption.oldAngle;
|
|
if (gaugeOption.oldAngle < gaugeOption.endAngle) {
|
|
item._oldAngle_ += 2;
|
|
}
|
|
if (item.data >= gaugeOption.oldData) {
|
|
item._proportion_ = (item._endAngle_ - item._oldAngle_) * process + gaugeOption.oldAngle;
|
|
} else {
|
|
item._proportion_ = item._oldAngle_ - (item._oldAngle_ - item._endAngle_) * process;
|
|
}
|
|
if (item._proportion_ >= 2) {
|
|
item._proportion_ = item._proportion_ % 2;
|
|
}
|
|
}
|
|
return series;
|
|
}
|
|
|
|
function getPieTextMaxLength(series, config, context, opts) {
|
|
series = getPieDataPoints(series);
|
|
let maxLength = 0;
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
let text = item.formatter ? item.formatter(+item._proportion_.toFixed(2)) : util.toFixed(item._proportion_ * 100) + '%';
|
|
maxLength = Math.max(maxLength, measureText(text, item.textSize * opts.pix || config.fontSize, context));
|
|
}
|
|
return maxLength;
|
|
}
|
|
|
|
function fixColumeData(points, eachSpacing, columnLen, index, config, opts) {
|
|
return points.map(function(item) {
|
|
if (item === null) {
|
|
return null;
|
|
}
|
|
var seriesGap = 0;
|
|
var categoryGap = 0;
|
|
if (opts.type == 'mix') {
|
|
seriesGap = opts.extra.mix.column.seriesGap * opts.pix || 0;
|
|
categoryGap = opts.extra.mix.column.categoryGap * opts.pix || 0;
|
|
} else {
|
|
seriesGap = opts.extra.column.seriesGap * opts.pix || 0;
|
|
categoryGap = opts.extra.column.categoryGap * opts.pix || 0;
|
|
}
|
|
seriesGap = Math.min(seriesGap, eachSpacing / columnLen)
|
|
categoryGap = Math.min(categoryGap, eachSpacing / columnLen)
|
|
item.width = Math.ceil((eachSpacing - 2 * categoryGap - seriesGap * (columnLen - 1)) / columnLen);
|
|
if (opts.extra.mix && opts.extra.mix.column.width && +opts.extra.mix.column.width > 0) {
|
|
item.width = Math.min(item.width, +opts.extra.mix.column.width * opts.pix);
|
|
}
|
|
if (opts.extra.column && opts.extra.column.width && +opts.extra.column.width > 0) {
|
|
item.width = Math.min(item.width, +opts.extra.column.width * opts.pix);
|
|
}
|
|
if (item.width <= 0) {
|
|
item.width = 1;
|
|
}
|
|
item.x += (index + 0.5 - columnLen / 2) * (item.width + seriesGap);
|
|
return item;
|
|
});
|
|
}
|
|
|
|
function fixBarData(points, eachSpacing, columnLen, index, config, opts) {
|
|
return points.map(function(item) {
|
|
if (item === null) {
|
|
return null;
|
|
}
|
|
var seriesGap = 0;
|
|
var categoryGap = 0;
|
|
seriesGap = opts.extra.bar.seriesGap * opts.pix || 0;
|
|
categoryGap = opts.extra.bar.categoryGap * opts.pix || 0;
|
|
seriesGap = Math.min(seriesGap, eachSpacing / columnLen)
|
|
categoryGap = Math.min(categoryGap, eachSpacing / columnLen)
|
|
item.width = Math.ceil((eachSpacing - 2 * categoryGap - seriesGap * (columnLen - 1)) / columnLen);
|
|
if (opts.extra.bar && opts.extra.bar.width && +opts.extra.bar.width > 0) {
|
|
item.width = Math.min(item.width, +opts.extra.bar.width * opts.pix);
|
|
}
|
|
if (item.width <= 0) {
|
|
item.width = 1;
|
|
}
|
|
item.y += (index + 0.5 - columnLen / 2) * (item.width + seriesGap);
|
|
return item;
|
|
});
|
|
}
|
|
|
|
function fixColumeMeterData(points, eachSpacing, columnLen, index, config, opts, border) {
|
|
var categoryGap = opts.extra.column.categoryGap * opts.pix || 0;
|
|
return points.map(function(item) {
|
|
if (item === null) {
|
|
return null;
|
|
}
|
|
item.width = eachSpacing - 2 * categoryGap;
|
|
if (opts.extra.column && opts.extra.column.width && +opts.extra.column.width > 0) {
|
|
item.width = Math.min(item.width, +opts.extra.column.width * opts.pix);
|
|
}
|
|
if (index > 0) {
|
|
item.width -= border;
|
|
}
|
|
return item;
|
|
});
|
|
}
|
|
|
|
function fixColumeStackData(points, eachSpacing, columnLen, index, config, opts, series) {
|
|
var categoryGap = opts.extra.column.categoryGap * opts.pix || 0;
|
|
return points.map(function(item, indexn) {
|
|
if (item === null) {
|
|
return null;
|
|
}
|
|
item.width = Math.ceil(eachSpacing - 2 * categoryGap);
|
|
if (opts.extra.column && opts.extra.column.width && +opts.extra.column.width > 0) {
|
|
item.width = Math.min(item.width, +opts.extra.column.width * opts.pix);
|
|
}
|
|
if (item.width <= 0) {
|
|
item.width = 1;
|
|
}
|
|
return item;
|
|
});
|
|
}
|
|
|
|
function fixBarStackData(points, eachSpacing, columnLen, index, config, opts, series) {
|
|
var categoryGap = opts.extra.bar.categoryGap * opts.pix || 0;
|
|
return points.map(function(item, indexn) {
|
|
if (item === null) {
|
|
return null;
|
|
}
|
|
item.width = Math.ceil(eachSpacing - 2 * categoryGap);
|
|
if (opts.extra.bar && opts.extra.bar.width && +opts.extra.bar.width > 0) {
|
|
item.width = Math.min(item.width, +opts.extra.bar.width * opts.pix);
|
|
}
|
|
if (item.width <= 0) {
|
|
item.width = 1;
|
|
}
|
|
return item;
|
|
});
|
|
}
|
|
|
|
function getXAxisPoints(categories, opts, config) {
|
|
var spacingValid = opts.width - opts.area[1] - opts.area[3];
|
|
var dataCount = opts.enableScroll ? Math.min(opts.xAxis.itemCount, categories.length) : categories.length;
|
|
if ((opts.type == 'line' || opts.type == 'area' || opts.type == 'scatter' || opts.type == 'bubble' || opts.type == 'bar') && dataCount > 1 && opts.xAxis.boundaryGap == 'justify') {
|
|
dataCount -= 1;
|
|
}
|
|
var widthRatio = 0;
|
|
if(opts.type == 'mount' && opts.extra && opts.extra.mount && opts.extra.mount.widthRatio && opts.extra.mount.widthRatio > 1){
|
|
if(opts.extra.mount.widthRatio>2) opts.extra.mount.widthRatio = 2
|
|
widthRatio = opts.extra.mount.widthRatio - 1;
|
|
dataCount += widthRatio;
|
|
}
|
|
var eachSpacing = spacingValid / dataCount;
|
|
var xAxisPoints = [];
|
|
var startX = opts.area[3];
|
|
var endX = opts.width - opts.area[1];
|
|
categories.forEach(function(item, index) {
|
|
xAxisPoints.push(startX + widthRatio / 2 * eachSpacing + index * eachSpacing);
|
|
});
|
|
if (opts.xAxis.boundaryGap !== 'justify') {
|
|
if (opts.enableScroll === true) {
|
|
xAxisPoints.push(startX + widthRatio * eachSpacing + categories.length * eachSpacing);
|
|
} else {
|
|
xAxisPoints.push(endX);
|
|
}
|
|
}
|
|
return {
|
|
xAxisPoints: xAxisPoints,
|
|
startX: startX,
|
|
endX: endX,
|
|
eachSpacing: eachSpacing
|
|
};
|
|
}
|
|
|
|
function getCandleDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config) {
|
|
var process = arguments.length > 7 && arguments[7] !== undefined ? arguments[7] : 1;
|
|
var points = [];
|
|
var validHeight = opts.height - opts.area[0] - opts.area[2];
|
|
data.forEach(function(item, index) {
|
|
if (item === null) {
|
|
points.push(null);
|
|
} else {
|
|
var cPoints = [];
|
|
item.forEach(function(items, indexs) {
|
|
var point = {};
|
|
point.x = xAxisPoints[index] + Math.round(eachSpacing / 2);
|
|
var value = items.value || items;
|
|
var height = validHeight * (value - minRange) / (maxRange - minRange);
|
|
height *= process;
|
|
point.y = opts.height - Math.round(height) - opts.area[2];
|
|
cPoints.push(point);
|
|
});
|
|
points.push(cPoints);
|
|
}
|
|
});
|
|
return points;
|
|
}
|
|
|
|
function getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config) {
|
|
var process = arguments.length > 7 && arguments[7] !== undefined ? arguments[7] : 1;
|
|
var boundaryGap = 'center';
|
|
if (opts.type == 'line' || opts.type == 'area' || opts.type == 'scatter' || opts.type == 'bubble' ) {
|
|
boundaryGap = opts.xAxis.boundaryGap;
|
|
}
|
|
var points = [];
|
|
var validHeight = opts.height - opts.area[0] - opts.area[2];
|
|
var validWidth = opts.width - opts.area[1] - opts.area[3];
|
|
data.forEach(function(item, index) {
|
|
if (item === null) {
|
|
points.push(null);
|
|
} else {
|
|
var point = {};
|
|
point.color = item.color;
|
|
point.x = xAxisPoints[index];
|
|
var value = item;
|
|
if (typeof item === 'object' && item !== null) {
|
|
if (item.constructor.toString().indexOf('Array') > -1) {
|
|
let xranges, xminRange, xmaxRange;
|
|
xranges = [].concat(opts.chartData.xAxisData.ranges);
|
|
xminRange = xranges.shift();
|
|
xmaxRange = xranges.pop();
|
|
value = item[1];
|
|
point.x = opts.area[3] + validWidth * (item[0] - xminRange) / (xmaxRange - xminRange);
|
|
if(opts.type == 'bubble'){
|
|
point.r = item[2];
|
|
point.t = item[3];
|
|
}
|
|
} else {
|
|
value = item.value;
|
|
}
|
|
}
|
|
if (boundaryGap == 'center') {
|
|
point.x += eachSpacing / 2;
|
|
}
|
|
var height = validHeight * (value - minRange) / (maxRange - minRange);
|
|
height *= process;
|
|
point.y = opts.height - height - opts.area[2];
|
|
points.push(point);
|
|
}
|
|
});
|
|
return points;
|
|
}
|
|
|
|
function getLineDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, lineOption, process){
|
|
var process = arguments.length > 8 && arguments[8] !== undefined ? arguments[8] : 1;
|
|
var boundaryGap = opts.xAxis.boundaryGap;
|
|
var points = [];
|
|
var validHeight = opts.height - opts.area[0] - opts.area[2];
|
|
var validWidth = opts.width - opts.area[1] - opts.area[3];
|
|
data.forEach(function(item, index) {
|
|
if (item === null) {
|
|
points.push(null);
|
|
} else {
|
|
var point = {};
|
|
point.color = item.color;
|
|
if(lineOption.animation == 'vertical'){
|
|
point.x = xAxisPoints[index];
|
|
var value = item;
|
|
if (typeof item === 'object' && item !== null) {
|
|
if (item.constructor.toString().indexOf('Array') > -1) {
|
|
let xranges, xminRange, xmaxRange;
|
|
xranges = [].concat(opts.chartData.xAxisData.ranges);
|
|
xminRange = xranges.shift();
|
|
xmaxRange = xranges.pop();
|
|
value = item[1];
|
|
point.x = opts.area[3] + validWidth * (item[0] - xminRange) / (xmaxRange - xminRange);
|
|
} else {
|
|
value = item.value;
|
|
}
|
|
}
|
|
if (boundaryGap == 'center') {
|
|
point.x += eachSpacing / 2;
|
|
}
|
|
var height = validHeight * (value - minRange) / (maxRange - minRange);
|
|
height *= process;
|
|
point.y = opts.height - height - opts.area[2];
|
|
points.push(point);
|
|
}else{
|
|
point.x = xAxisPoints[0] + eachSpacing * index * process;
|
|
var value = item;
|
|
if (boundaryGap == 'center') {
|
|
point.x += eachSpacing / 2;
|
|
}
|
|
var height = validHeight * (value - minRange) / (maxRange - minRange);
|
|
point.y = opts.height - height - opts.area[2];
|
|
points.push(point);
|
|
}
|
|
}
|
|
});
|
|
return points;
|
|
}
|
|
|
|
function getColumnDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, zeroPoints, process){
|
|
var process = arguments.length > 8 && arguments[8] !== undefined ? arguments[8] : 1;
|
|
var points = [];
|
|
var validHeight = opts.height - opts.area[0] - opts.area[2];
|
|
var validWidth = opts.width - opts.area[1] - opts.area[3];
|
|
data.forEach(function(item, index) {
|
|
if (item === null) {
|
|
points.push(null);
|
|
} else {
|
|
var point = {};
|
|
point.color = item.color;
|
|
point.x = xAxisPoints[index];
|
|
var value = item;
|
|
if (typeof item === 'object' && item !== null) {
|
|
if (item.constructor.toString().indexOf('Array') > -1) {
|
|
let xranges, xminRange, xmaxRange;
|
|
xranges = [].concat(opts.chartData.xAxisData.ranges);
|
|
xminRange = xranges.shift();
|
|
xmaxRange = xranges.pop();
|
|
value = item[1];
|
|
point.x = opts.area[3] + validWidth * (item[0] - xminRange) / (xmaxRange - xminRange);
|
|
} else {
|
|
value = item.value;
|
|
}
|
|
}
|
|
point.x += eachSpacing / 2;
|
|
var height = validHeight * (value * process - minRange) / (maxRange - minRange);
|
|
point.y = opts.height - height - opts.area[2];
|
|
points.push(point);
|
|
}
|
|
});
|
|
return points;
|
|
}
|
|
|
|
function getMountDataPoints(series, minRange, maxRange, xAxisPoints, eachSpacing, opts, mountOption, zeroPoints) {
|
|
var process = arguments.length > 8 && arguments[8] !== undefined ? arguments[8] : 1;
|
|
var points = [];
|
|
var validHeight = opts.height - opts.area[0] - opts.area[2];
|
|
var validWidth = opts.width - opts.area[1] - opts.area[3];
|
|
var mountWidth = eachSpacing * mountOption.widthRatio;
|
|
series.forEach(function(item, index) {
|
|
if (item === null) {
|
|
points.push(null);
|
|
} else {
|
|
var point = {};
|
|
point.color = item.color;
|
|
point.x = xAxisPoints[index];
|
|
point.x += eachSpacing / 2;
|
|
var value = item.data;
|
|
var height = validHeight * (value * process - minRange) / (maxRange - minRange);
|
|
point.y = opts.height - height - opts.area[2];
|
|
point.value = value;
|
|
point.width = mountWidth;
|
|
points.push(point);
|
|
}
|
|
});
|
|
return points;
|
|
}
|
|
|
|
function getBarDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config) {
|
|
var process = arguments.length > 7 && arguments[7] !== undefined ? arguments[7] : 1;
|
|
var points = [];
|
|
var validHeight = opts.height - opts.area[0] - opts.area[2];
|
|
var validWidth = opts.width - opts.area[1] - opts.area[3];
|
|
data.forEach(function(item, index) {
|
|
if (item === null) {
|
|
points.push(null);
|
|
} else {
|
|
var point = {};
|
|
point.color = item.color;
|
|
point.y = yAxisPoints[index];
|
|
var value = item;
|
|
if (typeof item === 'object' && item !== null) {
|
|
value = item.value;
|
|
}
|
|
var height = validWidth * (value - minRange) / (maxRange - minRange);
|
|
height *= process;
|
|
point.height = height;
|
|
point.value = value;
|
|
point.x = height + opts.area[3];
|
|
points.push(point);
|
|
}
|
|
});
|
|
return points;
|
|
}
|
|
|
|
function getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, seriesIndex, stackSeries) {
|
|
var process = arguments.length > 9 && arguments[9] !== undefined ? arguments[9] : 1;
|
|
var points = [];
|
|
var validHeight = opts.height - opts.area[0] - opts.area[2];
|
|
data.forEach(function(item, index) {
|
|
if (item === null) {
|
|
points.push(null);
|
|
} else {
|
|
var point = {};
|
|
point.color = item.color;
|
|
point.x = xAxisPoints[index] + Math.round(eachSpacing / 2);
|
|
|
|
if (seriesIndex > 0) {
|
|
var value = 0;
|
|
for (let i = 0; i <= seriesIndex; i++) {
|
|
value += stackSeries[i].data[index];
|
|
}
|
|
var value0 = value - item;
|
|
var height = validHeight * (value - minRange) / (maxRange - minRange);
|
|
var height0 = validHeight * (value0 - minRange) / (maxRange - minRange);
|
|
} else {
|
|
var value = item;
|
|
if (typeof item === 'object' && item !== null) {
|
|
value = item.value;
|
|
}
|
|
var height = validHeight * (value - minRange) / (maxRange - minRange);
|
|
var height0 = 0;
|
|
}
|
|
var heightc = height0;
|
|
height *= process;
|
|
heightc *= process;
|
|
point.y = opts.height - Math.round(height) - opts.area[2];
|
|
point.y0 = opts.height - Math.round(heightc) - opts.area[2];
|
|
points.push(point);
|
|
}
|
|
});
|
|
return points;
|
|
}
|
|
|
|
function getBarStackDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config, seriesIndex, stackSeries) {
|
|
var process = arguments.length > 9 && arguments[9] !== undefined ? arguments[9] : 1;
|
|
var points = [];
|
|
var validHeight = opts.width - opts.area[1] - opts.area[3];
|
|
data.forEach(function(item, index) {
|
|
if (item === null) {
|
|
points.push(null);
|
|
} else {
|
|
var point = {};
|
|
point.color = item.color;
|
|
point.y = yAxisPoints[index];
|
|
if (seriesIndex > 0) {
|
|
var value = 0;
|
|
for (let i = 0; i <= seriesIndex; i++) {
|
|
value += stackSeries[i].data[index];
|
|
}
|
|
var value0 = value - item;
|
|
var height = validHeight * (value - minRange) / (maxRange - minRange);
|
|
var height0 = validHeight * (value0 - minRange) / (maxRange - minRange);
|
|
} else {
|
|
var value = item;
|
|
if (typeof item === 'object' && item !== null) {
|
|
value = item.value;
|
|
}
|
|
var height = validHeight * (value - minRange) / (maxRange - minRange);
|
|
var height0 = 0;
|
|
}
|
|
var heightc = height0;
|
|
height *= process;
|
|
heightc *= process;
|
|
point.height = height - heightc;
|
|
point.x = opts.area[3] + height;
|
|
point.x0 = opts.area[3] + heightc;
|
|
points.push(point);
|
|
}
|
|
});
|
|
return points;
|
|
}
|
|
|
|
function getYAxisTextList(series, opts, config, stack, yData) {
|
|
var index = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : -1;
|
|
var data;
|
|
if (stack == 'stack') {
|
|
data = dataCombineStack(series, opts.categories.length);
|
|
} else {
|
|
data = dataCombine(series);
|
|
}
|
|
var sorted = [];
|
|
// remove null from data
|
|
data = data.filter(function(item) {
|
|
//return item !== null;
|
|
if (typeof item === 'object' && item !== null) {
|
|
if (item.constructor.toString().indexOf('Array') > -1) {
|
|
return item !== null;
|
|
} else {
|
|
return item.value !== null;
|
|
}
|
|
} else {
|
|
return item !== null;
|
|
}
|
|
});
|
|
data.map(function(item) {
|
|
if (typeof item === 'object') {
|
|
if (item.constructor.toString().indexOf('Array') > -1) {
|
|
if (opts.type == 'candle') {
|
|
item.map(function(subitem) {
|
|
sorted.push(subitem);
|
|
})
|
|
} else {
|
|
sorted.push(item[1]);
|
|
}
|
|
} else {
|
|
sorted.push(item.value);
|
|
}
|
|
} else {
|
|
sorted.push(item);
|
|
}
|
|
})
|
|
var minData = yData.min || 0;
|
|
var maxData = yData.max || 0;
|
|
if (sorted.length > 0) {
|
|
minData = Math.min.apply(this, sorted);
|
|
maxData = Math.max.apply(this, sorted);
|
|
}
|
|
if (minData === maxData) {
|
|
if(maxData == 0){
|
|
maxData = 10;
|
|
}else{
|
|
minData = 0;
|
|
}
|
|
}
|
|
var dataRange = getDataRange(minData, maxData);
|
|
var minRange = (yData.min === undefined || yData.min === null) ? dataRange.minRange : yData.min;
|
|
var maxRange = (yData.max === undefined || yData.max === null) ? dataRange.maxRange : yData.max;
|
|
var eachRange = (maxRange - minRange) / opts.yAxis.splitNumber;
|
|
var range = [];
|
|
for (var i = 0; i <= opts.yAxis.splitNumber; i++) {
|
|
range.push(minRange + eachRange * i);
|
|
}
|
|
return range.reverse();
|
|
}
|
|
|
|
function calYAxisData(series, opts, config, context) {
|
|
//堆叠图重算Y轴
|
|
var columnstyle = assign({}, {
|
|
type: ""
|
|
}, opts.extra.column);
|
|
//如果是多Y轴，重新计算
|
|
var YLength = opts.yAxis.data.length;
|
|
var newSeries = new Array(YLength);
|
|
if (YLength > 0) {
|
|
for (let i = 0; i < YLength; i++) {
|
|
newSeries[i] = [];
|
|
for (let j = 0; j < series.length; j++) {
|
|
if (series[j].index == i) {
|
|
newSeries[i].push(series[j]);
|
|
}
|
|
}
|
|
}
|
|
var rangesArr = new Array(YLength);
|
|
var rangesFormatArr = new Array(YLength);
|
|
var yAxisWidthArr = new Array(YLength);
|
|
|
|
for (let i = 0; i < YLength; i++) {
|
|
let yData = opts.yAxis.data[i];
|
|
//如果总开关不显示，强制每个Y轴为不显示
|
|
if (opts.yAxis.disabled == true) {
|
|
yData.disabled = true;
|
|
}
|
|
if(yData.type === 'categories'){
|
|
if(!yData.formatter){
|
|
yData.formatter = (val,index,opts) => {return val + (yData.unit || '')};
|
|
}
|
|
yData.categories = yData.categories || opts.categories;
|
|
rangesArr[i] = yData.categories;
|
|
}else{
|
|
if(!yData.formatter){
|
|
yData.formatter = (val,index,opts) => {return util.toFixed(val, yData.tofix || 0) + (yData.unit || '')};
|
|
}
|
|
rangesArr[i] = getYAxisTextList(newSeries[i], opts, config, columnstyle.type, yData, i);
|
|
}
|
|
let yAxisFontSizes = yData.fontSize * opts.pix || config.fontSize;
|
|
yAxisWidthArr[i] = {
|
|
position: yData.position ? yData.position : 'left',
|
|
width: 0
|
|
};
|
|
rangesFormatArr[i] = rangesArr[i].map(function(items,index) {
|
|
items = yData.formatter(items,index,opts);
|
|
yAxisWidthArr[i].width = Math.max(yAxisWidthArr[i].width, measureText(items, yAxisFontSizes, context) + 5);
|
|
return items;
|
|
});
|
|
let calibration = yData.calibration ? 4 * opts.pix : 0;
|
|
yAxisWidthArr[i].width += calibration + 3 * opts.pix;
|
|
if (yData.disabled === true) {
|
|
yAxisWidthArr[i].width = 0;
|
|
}
|
|
}
|
|
} else {
|
|
var rangesArr = new Array(1);
|
|
var rangesFormatArr = new Array(1);
|
|
var yAxisWidthArr = new Array(1);
|
|
if(opts.type === 'bar'){
|
|
rangesArr[0] = opts.categories;
|
|
if(!opts.yAxis.formatter){
|
|
opts.yAxis.formatter = (val,index,opts) => {return val + (opts.yAxis.unit || '')}
|
|
}
|
|
}else{
|
|
if(!opts.yAxis.formatter){
|
|
opts.yAxis.formatter = (val,index,opts) => {return val.toFixed(opts.yAxis.tofix ) + (opts.yAxis.unit || '')}
|
|
}
|
|
rangesArr[0] = getYAxisTextList(series, opts, config, columnstyle.type, {});
|
|
}
|
|
yAxisWidthArr[0] = {
|
|
position: 'left',
|
|
width: 0
|
|
};
|
|
var yAxisFontSize = opts.yAxis.fontSize * opts.pix || config.fontSize;
|
|
rangesFormatArr[0] = rangesArr[0].map(function(item,index) {
|
|
item = opts.yAxis.formatter(item,index,opts);
|
|
yAxisWidthArr[0].width = Math.max(yAxisWidthArr[0].width, measureText(item, yAxisFontSize, context) + 5);
|
|
return item;
|
|
});
|
|
yAxisWidthArr[0].width += 3 * opts.pix;
|
|
if (opts.yAxis.disabled === true) {
|
|
yAxisWidthArr[0] = {
|
|
position: 'left',
|
|
width: 0
|
|
};
|
|
opts.yAxis.data[0] = {
|
|
disabled: true
|
|
};
|
|
} else {
|
|
opts.yAxis.data[0] = {
|
|
disabled: false,
|
|
position: 'left',
|
|
max: opts.yAxis.max,
|
|
min: opts.yAxis.min,
|
|
formatter: opts.yAxis.formatter
|
|
};
|
|
if(opts.type === 'bar'){
|
|
opts.yAxis.data[0].categories = opts.categories;
|
|
opts.yAxis.data[0].type = 'categories';
|
|
}
|
|
}
|
|
}
|
|
return {
|
|
rangesFormat: rangesFormatArr,
|
|
ranges: rangesArr,
|
|
yAxisWidth: yAxisWidthArr
|
|
};
|
|
}
|
|
|
|
function calTooltipYAxisData(point, series, opts, config, eachSpacing) {
|
|
let ranges = [].concat(opts.chartData.yAxisData.ranges);
|
|
let spacingValid = opts.height - opts.area[0] - opts.area[2];
|
|
let minAxis = opts.area[0];
|
|
let items = [];
|
|
for (let i = 0; i < ranges.length; i++) {
|
|
let maxVal = Math.max.apply(this, ranges[i]);
|
|
let minVal = Math.min.apply(this, ranges[i]);
|
|
let item = maxVal - (maxVal - minVal) * (point - minAxis) / spacingValid;
|
|
item = opts.yAxis.data && opts.yAxis.data[i].formatter ? opts.yAxis.data[i].formatter(item, i, opts) : item.toFixed(0);
|
|
items.push(String(item))
|
|
}
|
|
return items;
|
|
}
|
|
|
|
function calMarkLineData(points, opts) {
|
|
let minRange, maxRange;
|
|
let spacingValid = opts.height - opts.area[0] - opts.area[2];
|
|
for (let i = 0; i < points.length; i++) {
|
|
points[i].yAxisIndex = points[i].yAxisIndex ? points[i].yAxisIndex : 0;
|
|
let range = [].concat(opts.chartData.yAxisData.ranges[points[i].yAxisIndex]);
|
|
minRange = range.pop();
|
|
maxRange = range.shift();
|
|
let height = spacingValid * (points[i].value - minRange) / (maxRange - minRange);
|
|
points[i].y = opts.height - Math.round(height) - opts.area[2];
|
|
}
|
|
return points;
|
|
}
|
|
|
|
function contextRotate(context, opts) {
|
|
if (opts.rotateLock !== true) {
|
|
context.translate(opts.height, 0);
|
|
context.rotate(90 * Math.PI / 180);
|
|
} else if (opts._rotate_ !== true) {
|
|
context.translate(opts.height, 0);
|
|
context.rotate(90 * Math.PI / 180);
|
|
opts._rotate_ = true;
|
|
}
|
|
}
|
|
|
|
function drawPointShape(points, color, shape, context, opts) {
|
|
context.beginPath();
|
|
if (opts.dataPointShapeType == 'hollow') {
|
|
context.setStrokeStyle(color);
|
|
context.setFillStyle(opts.background);
|
|
context.setLineWidth(2 * opts.pix);
|
|
} else {
|
|
context.setStrokeStyle("#ffffff");
|
|
context.setFillStyle(color);
|
|
context.setLineWidth(1 * opts.pix);
|
|
}
|
|
if (shape === 'diamond') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.moveTo(item.x, item.y - 4.5);
|
|
context.lineTo(item.x - 4.5, item.y);
|
|
context.lineTo(item.x, item.y + 4.5);
|
|
context.lineTo(item.x + 4.5, item.y);
|
|
context.lineTo(item.x, item.y - 4.5);
|
|
}
|
|
});
|
|
} else if (shape === 'circle') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.moveTo(item.x + 2.5 * opts.pix, item.y);
|
|
context.arc(item.x, item.y, 3 * opts.pix, 0, 2 * Math.PI, false);
|
|
}
|
|
});
|
|
} else if (shape === 'square') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.moveTo(item.x - 3.5, item.y - 3.5);
|
|
context.rect(item.x - 3.5, item.y - 3.5, 7, 7);
|
|
}
|
|
});
|
|
} else if (shape === 'triangle') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.moveTo(item.x, item.y - 4.5);
|
|
context.lineTo(item.x - 4.5, item.y + 4.5);
|
|
context.lineTo(item.x + 4.5, item.y + 4.5);
|
|
context.lineTo(item.x, item.y - 4.5);
|
|
}
|
|
});
|
|
} else if (shape === 'none') {
|
|
return;
|
|
}
|
|
context.closePath();
|
|
context.fill();
|
|
context.stroke();
|
|
}
|
|
|
|
function drawActivePoint(points, color, shape, context, opts, option, seriesIndex) {
|
|
if(!opts.tooltip){
|
|
return
|
|
}
|
|
if(opts.tooltip.group.length>0 && opts.tooltip.group.includes(seriesIndex) == false){
|
|
return
|
|
}
|
|
var pointIndex = typeof opts.tooltip.index === 'number' ? opts.tooltip.index : opts.tooltip.index[opts.tooltip.group.indexOf(seriesIndex)];
|
|
context.beginPath();
|
|
if (option.activeType == 'hollow') {
|
|
context.setStrokeStyle(color);
|
|
context.setFillStyle(opts.background);
|
|
context.setLineWidth(2 * opts.pix);
|
|
} else {
|
|
context.setStrokeStyle("#ffffff");
|
|
context.setFillStyle(color);
|
|
context.setLineWidth(1 * opts.pix);
|
|
}
|
|
if (shape === 'diamond') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null && pointIndex == index ) {
|
|
context.moveTo(item.x, item.y - 4.5);
|
|
context.lineTo(item.x - 4.5, item.y);
|
|
context.lineTo(item.x, item.y + 4.5);
|
|
context.lineTo(item.x + 4.5, item.y);
|
|
context.lineTo(item.x, item.y - 4.5);
|
|
}
|
|
});
|
|
} else if (shape === 'circle') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null && pointIndex == index) {
|
|
context.moveTo(item.x + 2.5 * opts.pix, item.y);
|
|
context.arc(item.x, item.y, 3 * opts.pix, 0, 2 * Math.PI, false);
|
|
}
|
|
});
|
|
} else if (shape === 'square') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null && pointIndex == index) {
|
|
context.moveTo(item.x - 3.5, item.y - 3.5);
|
|
context.rect(item.x - 3.5, item.y - 3.5, 7, 7);
|
|
}
|
|
});
|
|
} else if (shape === 'triangle') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null && pointIndex == index) {
|
|
context.moveTo(item.x, item.y - 4.5);
|
|
context.lineTo(item.x - 4.5, item.y + 4.5);
|
|
context.lineTo(item.x + 4.5, item.y + 4.5);
|
|
context.lineTo(item.x, item.y - 4.5);
|
|
}
|
|
});
|
|
} else if (shape === 'none') {
|
|
return;
|
|
}
|
|
context.closePath();
|
|
context.fill();
|
|
context.stroke();
|
|
}
|
|
|
|
function drawRingTitle(opts, config, context, center) {
|
|
var titlefontSize = opts.title.fontSize || config.titleFontSize;
|
|
var subtitlefontSize = opts.subtitle.fontSize || config.subtitleFontSize;
|
|
var title = opts.title.name || '';
|
|
var subtitle = opts.subtitle.name || '';
|
|
var titleFontColor = opts.title.color || opts.fontColor;
|
|
var subtitleFontColor = opts.subtitle.color || opts.fontColor;
|
|
var titleHeight = title ? titlefontSize : 0;
|
|
var subtitleHeight = subtitle ? subtitlefontSize : 0;
|
|
var margin = 5;
|
|
if (subtitle) {
|
|
var textWidth = measureText(subtitle, subtitlefontSize * opts.pix, context);
|
|
var startX = center.x - textWidth / 2 + (opts.subtitle.offsetX|| 0) * opts.pix ;
|
|
var startY = center.y + subtitlefontSize * opts.pix / 2 + (opts.subtitle.offsetY || 0) * opts.pix;
|
|
if (title) {
|
|
startY += (titleHeight * opts.pix + margin) / 2;
|
|
}
|
|
context.beginPath();
|
|
context.setFontSize(subtitlefontSize * opts.pix);
|
|
context.setFillStyle(subtitleFontColor);
|
|
context.fillText(subtitle, startX, startY);
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
if (title) {
|
|
var _textWidth = measureText(title, titlefontSize * opts.pix, context);
|
|
var _startX = center.x - _textWidth / 2 + (opts.title.offsetX || 0);
|
|
var _startY = center.y + titlefontSize * opts.pix / 2 + (opts.title.offsetY || 0) * opts.pix;
|
|
if (subtitle) {
|
|
_startY -= (subtitleHeight * opts.pix + margin) / 2;
|
|
}
|
|
context.beginPath();
|
|
context.setFontSize(titlefontSize * opts.pix);
|
|
context.setFillStyle(titleFontColor);
|
|
context.fillText(title, _startX, _startY);
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
}
|
|
|
|
function drawPointText(points, series, config, context, opts) {
|
|
// 绘制数据文案
|
|
var data = series.data;
|
|
var textOffset = series.textOffset ? series.textOffset : 0;
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.beginPath();
|
|
var fontSize = series.textSize ? series.textSize * opts.pix : config.fontSize;
|
|
context.setFontSize(fontSize);
|
|
context.setFillStyle(series.textColor || opts.fontColor);
|
|
var value = data[index]
|
|
if (typeof data[index] === 'object' && data[index] !== null) {
|
|
if (data[index].constructor.toString().indexOf('Array')>-1) {
|
|
value = data[index][1];
|
|
} else {
|
|
value = data[index].value
|
|
}
|
|
}
|
|
var formatVal = series.formatter ? series.formatter(value,index,series,opts) : value;
|
|
context.setTextAlign('center');
|
|
context.fillText(String(formatVal), item.x, item.y - 4 + textOffset * opts.pix);
|
|
context.closePath();
|
|
context.stroke();
|
|
context.setTextAlign('left');
|
|
}
|
|
});
|
|
}
|
|
|
|
function drawColumePointText(points, series, config, context, opts) {
|
|
// 绘制数据文案
|
|
var data = series.data;
|
|
var textOffset = series.textOffset ? series.textOffset : 0;
|
|
var Position = opts.extra.column.labelPosition;
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.beginPath();
|
|
var fontSize = series.textSize ? series.textSize * opts.pix : config.fontSize;
|
|
context.setFontSize(fontSize);
|
|
context.setFillStyle(series.textColor || opts.fontColor);
|
|
var value = data[index]
|
|
if (typeof data[index] === 'object' && data[index] !== null) {
|
|
if (data[index].constructor.toString().indexOf('Array')>-1) {
|
|
value = data[index][1];
|
|
} else {
|
|
value = data[index].value
|
|
}
|
|
}
|
|
var formatVal = series.formatter ? series.formatter(value,index,series,opts) : value;
|
|
context.setTextAlign('center');
|
|
var startY = item.y - 4 * opts.pix + textOffset * opts.pix;
|
|
if(item.y > series.zeroPoints){
|
|
startY = item.y + textOffset * opts.pix + fontSize;
|
|
}
|
|
if(Position == 'insideTop'){
|
|
startY = item.y + fontSize + textOffset * opts.pix;
|
|
if(item.y > series.zeroPoints){
|
|
startY = item.y - textOffset * opts.pix - 4 * opts.pix;
|
|
}
|
|
}
|
|
if(Position == 'center'){
|
|
startY = item.y + textOffset * opts.pix + (opts.height - opts.area[2] - item.y + fontSize)/2;
|
|
if(series.zeroPoints < opts.height - opts.area[2]){
|
|
startY = item.y + textOffset * opts.pix + (series.zeroPoints - item.y + fontSize)/2;
|
|
}
|
|
if(item.y > series.zeroPoints){
|
|
startY = item.y - textOffset * opts.pix - (item.y - series.zeroPoints - fontSize)/2;
|
|
}
|
|
if(opts.extra.column.type == 'stack'){
|
|
startY = item.y + textOffset * opts.pix + (item.y0 - item.y + fontSize)/2;
|
|
}
|
|
}
|
|
if(Position == 'bottom'){
|
|
startY = opts.height - opts.area[2] + textOffset * opts.pix - 4 * opts.pix;
|
|
if(series.zeroPoints < opts.height - opts.area[2]){
|
|
startY = series.zeroPoints + textOffset * opts.pix - 4 * opts.pix;
|
|
}
|
|
if(item.y > series.zeroPoints){
|
|
startY = series.zeroPoints - textOffset * opts.pix + fontSize + 2 * opts.pix;
|
|
}
|
|
if(opts.extra.column.type == 'stack'){
|
|
startY = item.y0 + textOffset * opts.pix - 4 * opts.pix;
|
|
}
|
|
}
|
|
context.fillText(String(formatVal), item.x, startY);
|
|
context.closePath();
|
|
context.stroke();
|
|
context.setTextAlign('left');
|
|
}
|
|
});
|
|
}
|
|
|
|
function drawMountPointText(points, series, config, context, opts, zeroPoints) {
|
|
// 绘制数据文案
|
|
var data = series.data;
|
|
var textOffset = series.textOffset ? series.textOffset : 0;
|
|
var Position = opts.extra.mount.labelPosition;
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.beginPath();
|
|
var fontSize = series[index].textSize ? series[index].textSize * opts.pix : config.fontSize;
|
|
context.setFontSize(fontSize);
|
|
context.setFillStyle(series[index].textColor || opts.fontColor);
|
|
var value = item.value
|
|
var formatVal = series[index].formatter ? series[index].formatter(value,index,series,opts) : value;
|
|
context.setTextAlign('center');
|
|
var startY = item.y - 4 * opts.pix + textOffset * opts.pix;
|
|
if(item.y > zeroPoints){
|
|
startY = item.y + textOffset * opts.pix + fontSize;
|
|
}
|
|
context.fillText(String(formatVal), item.x, startY);
|
|
context.closePath();
|
|
context.stroke();
|
|
context.setTextAlign('left');
|
|
}
|
|
});
|
|
}
|
|
|
|
function drawBarPointText(points, series, config, context, opts) {
|
|
// 绘制数据文案
|
|
var data = series.data;
|
|
var textOffset = series.textOffset ? series.textOffset : 0;
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.beginPath();
|
|
var fontSize = series.textSize ? series.textSize * opts.pix : config.fontSize;
|
|
context.setFontSize(fontSize);
|
|
context.setFillStyle(series.textColor || opts.fontColor);
|
|
var value = data[index]
|
|
if (typeof data[index] === 'object' && data[index] !== null) {
|
|
value = data[index].value ;
|
|
}
|
|
var formatVal = series.formatter ? series.formatter(value,index,series,opts) : value;
|
|
context.setTextAlign('left');
|
|
context.fillText(String(formatVal), item.x + 4 * opts.pix , item.y + fontSize / 2 - 3 );
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
});
|
|
}
|
|
|
|
function drawGaugeLabel(gaugeOption, radius, centerPosition, opts, config, context) {
|
|
radius -= gaugeOption.width / 2 + gaugeOption.labelOffset * opts.pix;
|
|
radius = radius < 10 ? 10 : radius;
|
|
let totalAngle;
|
|
if (gaugeOption.endAngle < gaugeOption.startAngle) {
|
|
totalAngle = 2 + gaugeOption.endAngle - gaugeOption.startAngle;
|
|
} else {
|
|
totalAngle = gaugeOption.startAngle - gaugeOption.endAngle;
|
|
}
|
|
let splitAngle = totalAngle / gaugeOption.splitLine.splitNumber;
|
|
let totalNumber = gaugeOption.endNumber - gaugeOption.startNumber;
|
|
let splitNumber = totalNumber / gaugeOption.splitLine.splitNumber;
|
|
let nowAngle = gaugeOption.startAngle;
|
|
let nowNumber = gaugeOption.startNumber;
|
|
for (let i = 0; i < gaugeOption.splitLine.splitNumber + 1; i++) {
|
|
var pos = {
|
|
x: radius * Math.cos(nowAngle * Math.PI),
|
|
y: radius * Math.sin(nowAngle * Math.PI)
|
|
};
|
|
var labelText = gaugeOption.formatter ? gaugeOption.formatter(nowNumber,i,opts) : nowNumber;
|
|
pos.x += centerPosition.x - measureText(labelText, config.fontSize, context) / 2;
|
|
pos.y += centerPosition.y;
|
|
var startX = pos.x;
|
|
var startY = pos.y;
|
|
context.beginPath();
|
|
context.setFontSize(config.fontSize);
|
|
context.setFillStyle(gaugeOption.labelColor || opts.fontColor);
|
|
context.fillText(labelText, startX, startY + config.fontSize / 2);
|
|
context.closePath();
|
|
context.stroke();
|
|
nowAngle += splitAngle;
|
|
if (nowAngle >= 2) {
|
|
nowAngle = nowAngle % 2;
|
|
}
|
|
nowNumber += splitNumber;
|
|
}
|
|
}
|
|
|
|
function drawRadarLabel(angleList, radius, centerPosition, opts, config, context) {
|
|
var radarOption = opts.extra.radar || {};
|
|
angleList.forEach(function(angle, index) {
|
|
if(radarOption.labelPointShow === true && opts.categories[index] !== ''){
|
|
var posPoint = {
|
|
x: radius * Math.cos(angle),
|
|
y: radius * Math.sin(angle)
|
|
};
|
|
var posPointAxis = convertCoordinateOrigin(posPoint.x, posPoint.y, centerPosition);
|
|
context.setFillStyle(radarOption.labelPointColor);
|
|
context.beginPath();
|
|
context.arc(posPointAxis.x, posPointAxis.y, radarOption.labelPointRadius * opts.pix, 0, 2 * Math.PI, false);
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
if(radarOption.labelShow === true){
|
|
var pos = {
|
|
x: (radius + config.radarLabelTextMargin * opts.pix) * Math.cos(angle),
|
|
y: (radius + config.radarLabelTextMargin * opts.pix) * Math.sin(angle)
|
|
};
|
|
var posRelativeCanvas = convertCoordinateOrigin(pos.x, pos.y, centerPosition);
|
|
var startX = posRelativeCanvas.x;
|
|
var startY = posRelativeCanvas.y;
|
|
if (util.approximatelyEqual(pos.x, 0)) {
|
|
startX -= measureText(opts.categories[index] || '', config.fontSize, context) / 2;
|
|
} else if (pos.x < 0) {
|
|
startX -= measureText(opts.categories[index] || '', config.fontSize, context);
|
|
}
|
|
context.beginPath();
|
|
context.setFontSize(config.fontSize);
|
|
context.setFillStyle(radarOption.labelColor || opts.fontColor);
|
|
context.fillText(opts.categories[index] || '', startX, startY + config.fontSize / 2);
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
});
|
|
|
|
}
|
|
|
|
function drawPieText(series, opts, config, context, radius, center) {
|
|
var lineRadius = config.pieChartLinePadding;
|
|
var textObjectCollection = [];
|
|
var lastTextObject = null;
|
|
var seriesConvert = series.map(function(item,index) {
|
|
var text = item.formatter ? item.formatter(item,index,series,opts) : util.toFixed(item._proportion_.toFixed(4) * 100) + '%';
|
|
text = item.labelText ? item.labelText : text;
|
|
var arc = 2 * Math.PI - (item._start_ + 2 * Math.PI * item._proportion_ / 2);
|
|
if (item._rose_proportion_) {
|
|
arc = 2 * Math.PI - (item._start_ + 2 * Math.PI * item._rose_proportion_ / 2);
|
|
}
|
|
var color = item.color;
|
|
var radius = item._radius_;
|
|
return {
|
|
arc: arc,
|
|
text: text,
|
|
color: color,
|
|
radius: radius,
|
|
textColor: item.textColor,
|
|
textSize: item.textSize,
|
|
labelShow: item.labelShow
|
|
};
|
|
});
|
|
for (let i = 0; i < seriesConvert.length; i++) {
|
|
let item = seriesConvert[i];
|
|
// line end
|
|
let orginX1 = Math.cos(item.arc) * (item.radius + lineRadius);
|
|
let orginY1 = Math.sin(item.arc) * (item.radius + lineRadius);
|
|
// line start
|
|
let orginX2 = Math.cos(item.arc) * item.radius;
|
|
let orginY2 = Math.sin(item.arc) * item.radius;
|
|
// text start
|
|
let orginX3 = orginX1 >= 0 ? orginX1 + config.pieChartTextPadding : orginX1 - config.pieChartTextPadding;
|
|
let orginY3 = orginY1;
|
|
let textWidth = measureText(item.text, item.textSize * opts.pix || config.fontSize, context);
|
|
let startY = orginY3;
|
|
if (lastTextObject && util.isSameXCoordinateArea(lastTextObject.start, {
|
|
x: orginX3
|
|
})) {
|
|
if (orginX3 > 0) {
|
|
startY = Math.min(orginY3, lastTextObject.start.y);
|
|
} else if (orginX1 < 0) {
|
|
startY = Math.max(orginY3, lastTextObject.start.y);
|
|
} else {
|
|
if (orginY3 > 0) {
|
|
startY = Math.max(orginY3, lastTextObject.start.y);
|
|
} else {
|
|
startY = Math.min(orginY3, lastTextObject.start.y);
|
|
}
|
|
}
|
|
}
|
|
if (orginX3 < 0) {
|
|
orginX3 -= textWidth;
|
|
}
|
|
let textObject = {
|
|
lineStart: {
|
|
x: orginX2,
|
|
y: orginY2
|
|
},
|
|
lineEnd: {
|
|
x: orginX1,
|
|
y: orginY1
|
|
},
|
|
start: {
|
|
x: orginX3,
|
|
y: startY
|
|
},
|
|
width: textWidth,
|
|
height: config.fontSize,
|
|
text: item.text,
|
|
color: item.color,
|
|
textColor: item.textColor,
|
|
textSize: item.textSize
|
|
};
|
|
lastTextObject = avoidCollision(textObject, lastTextObject);
|
|
textObjectCollection.push(lastTextObject);
|
|
}
|
|
for (let i = 0; i < textObjectCollection.length; i++) {
|
|
if(seriesConvert[i].labelShow === false){
|
|
continue;
|
|
}
|
|
let item = textObjectCollection[i];
|
|
let lineStartPoistion = convertCoordinateOrigin(item.lineStart.x, item.lineStart.y, center);
|
|
let lineEndPoistion = convertCoordinateOrigin(item.lineEnd.x, item.lineEnd.y, center);
|
|
let textPosition = convertCoordinateOrigin(item.start.x, item.start.y, center);
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.setFontSize(item.textSize * opts.pix || config.fontSize);
|
|
context.beginPath();
|
|
context.setStrokeStyle(item.color);
|
|
context.setFillStyle(item.color);
|
|
context.moveTo(lineStartPoistion.x, lineStartPoistion.y);
|
|
let curveStartX = item.start.x < 0 ? textPosition.x + item.width : textPosition.x;
|
|
let textStartX = item.start.x < 0 ? textPosition.x - 5 : textPosition.x + 5;
|
|
context.quadraticCurveTo(lineEndPoistion.x, lineEndPoistion.y, curveStartX, textPosition.y);
|
|
context.moveTo(lineStartPoistion.x, lineStartPoistion.y);
|
|
context.stroke();
|
|
context.closePath();
|
|
context.beginPath();
|
|
context.moveTo(textPosition.x + item.width, textPosition.y);
|
|
context.arc(curveStartX, textPosition.y, 2 * opts.pix, 0, 2 * Math.PI);
|
|
context.closePath();
|
|
context.fill();
|
|
context.beginPath();
|
|
context.setFontSize(item.textSize * opts.pix || config.fontSize);
|
|
context.setFillStyle(item.textColor || opts.fontColor);
|
|
context.fillText(item.text, textStartX, textPosition.y + 3);
|
|
context.closePath();
|
|
context.stroke();
|
|
context.closePath();
|
|
}
|
|
}
|
|
|
|
function drawToolTipSplitLine(offsetX, opts, config, context) {
|
|
var toolTipOption = opts.extra.tooltip || {};
|
|
toolTipOption.gridType = toolTipOption.gridType == undefined ? 'solid' : toolTipOption.gridType;
|
|
toolTipOption.dashLength = toolTipOption.dashLength == undefined ? 4 : toolTipOption.dashLength;
|
|
var startY = opts.area[0];
|
|
var endY = opts.height - opts.area[2];
|
|
if (toolTipOption.gridType == 'dash') {
|
|
context.setLineDash([toolTipOption.dashLength, toolTipOption.dashLength]);
|
|
}
|
|
context.setStrokeStyle(toolTipOption.gridColor || '#cccccc');
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.beginPath();
|
|
context.moveTo(offsetX, startY);
|
|
context.lineTo(offsetX, endY);
|
|
context.stroke();
|
|
context.setLineDash([]);
|
|
if (toolTipOption.xAxisLabel) {
|
|
let labelText = opts.categories[opts.tooltip.index];
|
|
context.setFontSize(config.fontSize);
|
|
let textWidth = measureText(labelText, config.fontSize, context);
|
|
let textX = offsetX - 0.5 * textWidth;
|
|
let textY = endY + 2 * opts.pix;
|
|
context.beginPath();
|
|
context.setFillStyle(hexToRgb(toolTipOption.labelBgColor || config.toolTipBackground, toolTipOption.labelBgOpacity || config.toolTipOpacity));
|
|
context.setStrokeStyle(toolTipOption.labelBgColor || config.toolTipBackground);
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.rect(textX - toolTipOption.boxPadding * opts.pix, textY, textWidth + 2 * toolTipOption.boxPadding * opts.pix, config.fontSize + 2 * toolTipOption.boxPadding * opts.pix);
|
|
context.closePath();
|
|
context.stroke();
|
|
context.fill();
|
|
context.beginPath();
|
|
context.setFontSize(config.fontSize);
|
|
context.setFillStyle(toolTipOption.labelFontColor || opts.fontColor);
|
|
context.fillText(String(labelText), textX, textY + toolTipOption.boxPadding * opts.pix + config.fontSize);
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
}
|
|
|
|
function drawMarkLine(opts, config, context) {
|
|
let markLineOption = assign({}, {
|
|
type: 'solid',
|
|
dashLength: 4,
|
|
data: []
|
|
}, opts.extra.markLine);
|
|
let startX = opts.area[3];
|
|
let endX = opts.width - opts.area[1];
|
|
let points = calMarkLineData(markLineOption.data, opts);
|
|
for (let i = 0; i < points.length; i++) {
|
|
let item = assign({}, {
|
|
lineColor: '#DE4A42',
|
|
showLabel: false,
|
|
labelFontSize: 13,
|
|
labelPadding: 6,
|
|
labelFontColor: '#666666',
|
|
labelBgColor: '#DFE8FF',
|
|
labelBgOpacity: 0.8,
|
|
labelAlign: 'left',
|
|
labelOffsetX: 0,
|
|
labelOffsetY: 0,
|
|
}, points[i]);
|
|
if (markLineOption.type == 'dash') {
|
|
context.setLineDash([markLineOption.dashLength, markLineOption.dashLength]);
|
|
}
|
|
context.setStrokeStyle(item.lineColor);
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.beginPath();
|
|
context.moveTo(startX, item.y);
|
|
context.lineTo(endX, item.y);
|
|
context.stroke();
|
|
context.setLineDash([]);
|
|
if (item.showLabel) {
|
|
let fontSize = item.labelFontSize * opts.pix;
|
|
let labelText = item.labelText ? item.labelText : item.value;
|
|
context.setFontSize(fontSize);
|
|
let textWidth = measureText(labelText, fontSize, context);
|
|
let bgWidth = textWidth + item.labelPadding * opts.pix * 2;
|
|
let bgStartX = item.labelAlign == 'left' ? opts.area[3] - bgWidth : opts.width - opts.area[1];
|
|
bgStartX += item.labelOffsetX;
|
|
let bgStartY = item.y - 0.5 * fontSize - item.labelPadding * opts.pix;
|
|
bgStartY += item.labelOffsetY;
|
|
let textX = bgStartX + item.labelPadding * opts.pix;
|
|
let textY = item.y;
|
|
context.setFillStyle(hexToRgb(item.labelBgColor, item.labelBgOpacity));
|
|
context.setStrokeStyle(item.labelBgColor);
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.beginPath();
|
|
context.rect(bgStartX, bgStartY, bgWidth, fontSize + 2 * item.labelPadding * opts.pix);
|
|
context.closePath();
|
|
context.stroke();
|
|
context.fill();
|
|
context.setFontSize(fontSize);
|
|
context.setTextAlign('left');
|
|
context.setFillStyle(item.labelFontColor);
|
|
context.fillText(String(labelText), textX, bgStartY + fontSize + item.labelPadding * opts.pix/2);
|
|
context.stroke();
|
|
context.setTextAlign('left');
|
|
}
|
|
}
|
|
}
|
|
|
|
function drawToolTipHorizentalLine(opts, config, context, eachSpacing, xAxisPoints) {
|
|
var toolTipOption = assign({}, {
|
|
gridType: 'solid',
|
|
dashLength: 4
|
|
}, opts.extra.tooltip);
|
|
var startX = opts.area[3];
|
|
var endX = opts.width - opts.area[1];
|
|
if (toolTipOption.gridType == 'dash') {
|
|
context.setLineDash([toolTipOption.dashLength, toolTipOption.dashLength]);
|
|
}
|
|
context.setStrokeStyle(toolTipOption.gridColor || '#cccccc');
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.beginPath();
|
|
context.moveTo(startX, opts.tooltip.offset.y);
|
|
context.lineTo(endX, opts.tooltip.offset.y);
|
|
context.stroke();
|
|
context.setLineDash([]);
|
|
if (toolTipOption.yAxisLabel) {
|
|
let boxPadding = toolTipOption.boxPadding * opts.pix;
|
|
let labelText = calTooltipYAxisData(opts.tooltip.offset.y, opts.series, opts, config, eachSpacing);
|
|
let widthArr = opts.chartData.yAxisData.yAxisWidth;
|
|
let tStartLeft = opts.area[3];
|
|
let tStartRight = opts.width - opts.area[1];
|
|
for (let i = 0; i < labelText.length; i++) {
|
|
context.setFontSize(toolTipOption.fontSize * opts.pix);
|
|
let textWidth = measureText(labelText[i], toolTipOption.fontSize * opts.pix, context);
|
|
let bgStartX, bgEndX, bgWidth;
|
|
if (widthArr[i].position == 'left') {
|
|
bgStartX = tStartLeft - (textWidth + boxPadding * 2) - 2 * opts.pix;
|
|
bgEndX = Math.max(bgStartX, bgStartX + textWidth + boxPadding * 2);
|
|
} else {
|
|
bgStartX = tStartRight + 2 * opts.pix;
|
|
bgEndX = Math.max(bgStartX + widthArr[i].width, bgStartX + textWidth + boxPadding * 2);
|
|
}
|
|
bgWidth = bgEndX - bgStartX;
|
|
let textX = bgStartX + (bgWidth - textWidth) / 2;
|
|
let textY = opts.tooltip.offset.y;
|
|
context.beginPath();
|
|
context.setFillStyle(hexToRgb(toolTipOption.labelBgColor || config.toolTipBackground, toolTipOption.labelBgOpacity || config.toolTipOpacity));
|
|
context.setStrokeStyle(toolTipOption.labelBgColor || config.toolTipBackground);
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.rect(bgStartX, textY - 0.5 * config.fontSize - boxPadding, bgWidth, config.fontSize + 2 * boxPadding);
|
|
context.closePath();
|
|
context.stroke();
|
|
context.fill();
|
|
context.beginPath();
|
|
context.setFontSize(config.fontSize);
|
|
context.setFillStyle(toolTipOption.labelFontColor || opts.fontColor);
|
|
context.fillText(labelText[i], textX, textY + 0.5 * config.fontSize);
|
|
context.closePath();
|
|
context.stroke();
|
|
if (widthArr[i].position == 'left') {
|
|
tStartLeft -= (widthArr[i].width + opts.yAxis.padding * opts.pix);
|
|
} else {
|
|
tStartRight += widthArr[i].width + opts.yAxis.padding * opts.pix;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function drawToolTipSplitArea(offsetX, opts, config, context, eachSpacing) {
|
|
var toolTipOption = assign({}, {
|
|
activeBgColor: '#000000',
|
|
activeBgOpacity: 0.08,
|
|
activeWidth: eachSpacing
|
|
}, opts.extra.column);
|
|
toolTipOption.activeWidth = toolTipOption.activeWidth > eachSpacing ? eachSpacing : toolTipOption.activeWidth;
|
|
var startY = opts.area[0];
|
|
var endY = opts.height - opts.area[2];
|
|
context.beginPath();
|
|
context.setFillStyle(hexToRgb(toolTipOption.activeBgColor, toolTipOption.activeBgOpacity));
|
|
context.rect(offsetX - toolTipOption.activeWidth / 2, startY, toolTipOption.activeWidth, endY - startY);
|
|
context.closePath();
|
|
context.fill();
|
|
context.setFillStyle("#FFFFFF");
|
|
}
|
|
|
|
function drawBarToolTipSplitArea(offsetX, opts, config, context, eachSpacing) {
|
|
var toolTipOption = assign({}, {
|
|
activeBgColor: '#000000',
|
|
activeBgOpacity: 0.08
|
|
}, opts.extra.bar);
|
|
var startX = opts.area[3];
|
|
var endX = opts.width - opts.area[1];
|
|
context.beginPath();
|
|
context.setFillStyle(hexToRgb(toolTipOption.activeBgColor, toolTipOption.activeBgOpacity));
|
|
context.rect( startX ,offsetX - eachSpacing / 2 , endX - startX,eachSpacing);
|
|
context.closePath();
|
|
context.fill();
|
|
context.setFillStyle("#FFFFFF");
|
|
}
|
|
|
|
|
|
function drawToolTip(textList, offset, opts, config, context, eachSpacing, xAxisPoints) {
|
|
var toolTipOption = assign({}, {
|
|
showBox: true,
|
|
showArrow: true,
|
|
showCategory: false,
|
|
bgColor: '#000000',
|
|
bgOpacity: 0.7,
|
|
borderColor: '#000000',
|
|
borderWidth: 0,
|
|
borderRadius: 0,
|
|
borderOpacity: 0.7,
|
|
boxPadding: 3,
|
|
fontColor: '#FFFFFF',
|
|
fontSize: 13,
|
|
lineHeight: 20,
|
|
legendShow: true,
|
|
legendShape: 'auto',
|
|
splitLine: true,
|
|
}, opts.extra.tooltip);
|
|
if(toolTipOption.showCategory==true && opts.categories){
|
|
textList.unshift({text:opts.categories[opts.tooltip.index],color:null})
|
|
}
|
|
var fontSize = toolTipOption.fontSize * opts.pix;
|
|
var lineHeight = toolTipOption.lineHeight * opts.pix;
|
|
var boxPadding = toolTipOption.boxPadding * opts.pix;
|
|
var legendWidth = fontSize;
|
|
var legendMarginRight = 5 * opts.pix;
|
|
if(toolTipOption.legendShow == false){
|
|
legendWidth = 0;
|
|
legendMarginRight = 0;
|
|
}
|
|
var arrowWidth = toolTipOption.showArrow ? 8 * opts.pix : 0;
|
|
var isOverRightBorder = false;
|
|
if (opts.type == 'line' || opts.type == 'mount' || opts.type == 'area' || opts.type == 'candle' || opts.type == 'mix') {
|
|
if (toolTipOption.splitLine == true) {
|
|
drawToolTipSplitLine(opts.tooltip.offset.x, opts, config, context);
|
|
}
|
|
}
|
|
offset = assign({
|
|
x: 0,
|
|
y: 0
|
|
}, offset);
|
|
offset.y -= 8 * opts.pix;
|
|
var textWidth = textList.map(function(item) {
|
|
return measureText(item.text, fontSize, context);
|
|
});
|
|
var toolTipWidth = legendWidth + legendMarginRight + 4 * boxPadding + Math.max.apply(null, textWidth);
|
|
var toolTipHeight = 2 * boxPadding + textList.length * lineHeight;
|
|
if (toolTipOption.showBox == false) {
|
|
return
|
|
}
|
|
// if beyond the right border
|
|
if (offset.x - Math.abs(opts._scrollDistance_ || 0) + arrowWidth + toolTipWidth > opts.width) {
|
|
isOverRightBorder = true;
|
|
}
|
|
if (toolTipHeight + offset.y > opts.height) {
|
|
offset.y = opts.height - toolTipHeight;
|
|
}
|
|
// draw background rect
|
|
context.beginPath();
|
|
context.setFillStyle(hexToRgb(toolTipOption.bgColor, toolTipOption.bgOpacity));
|
|
context.setLineWidth(toolTipOption.borderWidth * opts.pix);
|
|
context.setStrokeStyle(hexToRgb(toolTipOption.borderColor, toolTipOption.borderOpacity));
|
|
var radius = toolTipOption.borderRadius;
|
|
if (isOverRightBorder) {
|
|
// 增加左侧仍然超出的判断
|
|
if(toolTipWidth + arrowWidth > opts.width){
|
|
offset.x = opts.width + Math.abs(opts._scrollDistance_ || 0) + arrowWidth + (toolTipWidth - opts.width)
|
|
}
|
|
if(toolTipWidth > offset.x){
|
|
offset.x = opts.width + Math.abs(opts._scrollDistance_ || 0) + arrowWidth + (toolTipWidth - opts.width)
|
|
}
|
|
if (toolTipOption.showArrow) {
|
|
context.moveTo(offset.x, offset.y + 10 * opts.pix);
|
|
context.lineTo(offset.x - arrowWidth, offset.y + 10 * opts.pix + 5 * opts.pix);
|
|
}
|
|
context.arc(offset.x - arrowWidth - radius, offset.y + toolTipHeight - radius, radius, 0, Math.PI / 2, false);
|
|
context.arc(offset.x - arrowWidth - Math.round(toolTipWidth) + radius, offset.y + toolTipHeight - radius, radius,
|
|
Math.PI / 2, Math.PI, false);
|
|
context.arc(offset.x - arrowWidth - Math.round(toolTipWidth) + radius, offset.y + radius, radius, -Math.PI, -Math.PI / 2, false);
|
|
context.arc(offset.x - arrowWidth - radius, offset.y + radius, radius, -Math.PI / 2, 0, false);
|
|
if (toolTipOption.showArrow) {
|
|
context.lineTo(offset.x - arrowWidth, offset.y + 10 * opts.pix - 5 * opts.pix);
|
|
context.lineTo(offset.x, offset.y + 10 * opts.pix);
|
|
}
|
|
} else {
|
|
if (toolTipOption.showArrow) {
|
|
context.moveTo(offset.x, offset.y + 10 * opts.pix);
|
|
context.lineTo(offset.x + arrowWidth, offset.y + 10 * opts.pix - 5 * opts.pix);
|
|
}
|
|
context.arc(offset.x + arrowWidth + radius, offset.y + radius, radius, -Math.PI, -Math.PI / 2, false);
|
|
context.arc(offset.x + arrowWidth + Math.round(toolTipWidth) - radius, offset.y + radius, radius, -Math.PI / 2, 0,
|
|
false);
|
|
context.arc(offset.x + arrowWidth + Math.round(toolTipWidth) - radius, offset.y + toolTipHeight - radius, radius, 0,
|
|
Math.PI / 2, false);
|
|
context.arc(offset.x + arrowWidth + radius, offset.y + toolTipHeight - radius, radius, Math.PI / 2, Math.PI, false);
|
|
if (toolTipOption.showArrow) {
|
|
context.lineTo(offset.x + arrowWidth, offset.y + 10 * opts.pix + 5 * opts.pix);
|
|
context.lineTo(offset.x, offset.y + 10 * opts.pix);
|
|
}
|
|
}
|
|
context.closePath();
|
|
context.fill();
|
|
if (toolTipOption.borderWidth > 0) {
|
|
context.stroke();
|
|
}
|
|
// draw legend
|
|
if(toolTipOption.legendShow){
|
|
textList.forEach(function(item, index) {
|
|
if (item.color !== null) {
|
|
context.beginPath();
|
|
context.setFillStyle(item.color);
|
|
var startX = offset.x + arrowWidth + 2 * boxPadding;
|
|
var startY = offset.y + (lineHeight - fontSize) / 2 + lineHeight * index + boxPadding + 1;
|
|
if (isOverRightBorder) {
|
|
startX = offset.x - toolTipWidth - arrowWidth + 2 * boxPadding;
|
|
}
|
|
switch (item.legendShape) {
|
|
case 'line':
|
|
context.moveTo(startX, startY + 0.5 * legendWidth - 2 * opts.pix);
|
|
context.fillRect(startX, startY + 0.5 * legendWidth - 2 * opts.pix, legendWidth, 4 * opts.pix);
|
|
break;
|
|
case 'triangle':
|
|
context.moveTo(startX + 7.5 * opts.pix, startY + 0.5 * legendWidth - 5 * opts.pix);
|
|
context.lineTo(startX + 2.5 * opts.pix, startY + 0.5 * legendWidth + 5 * opts.pix);
|
|
context.lineTo(startX + 12.5 * opts.pix, startY + 0.5 * legendWidth + 5 * opts.pix);
|
|
context.lineTo(startX + 7.5 * opts.pix, startY + 0.5 * legendWidth - 5 * opts.pix);
|
|
break;
|
|
case 'diamond':
|
|
context.moveTo(startX + 7.5 * opts.pix, startY + 0.5 * legendWidth - 5 * opts.pix);
|
|
context.lineTo(startX + 2.5 * opts.pix, startY + 0.5 * legendWidth);
|
|
context.lineTo(startX + 7.5 * opts.pix, startY + 0.5 * legendWidth + 5 * opts.pix);
|
|
context.lineTo(startX + 12.5 * opts.pix, startY + 0.5 * legendWidth);
|
|
context.lineTo(startX + 7.5 * opts.pix, startY + 0.5 * legendWidth - 5 * opts.pix);
|
|
break;
|
|
case 'circle':
|
|
context.moveTo(startX + 7.5 * opts.pix, startY + 0.5 * legendWidth);
|
|
context.arc(startX + 7.5 * opts.pix, startY + 0.5 * legendWidth, 5 * opts.pix, 0, 2 * Math.PI);
|
|
break;
|
|
case 'rect':
|
|
context.moveTo(startX, startY + 0.5 * legendWidth - 5 * opts.pix);
|
|
context.fillRect(startX, startY + 0.5 * legendWidth - 5 * opts.pix, 15 * opts.pix, 10 * opts.pix);
|
|
break;
|
|
case 'square':
|
|
context.moveTo(startX + 2 * opts.pix, startY + 0.5 * legendWidth - 5 * opts.pix);
|
|
context.fillRect(startX + 2 * opts.pix, startY + 0.5 * legendWidth - 5 * opts.pix, 10 * opts.pix, 10 * opts.pix);
|
|
break;
|
|
default:
|
|
context.moveTo(startX, startY + 0.5 * legendWidth - 5 * opts.pix);
|
|
context.fillRect(startX, startY + 0.5 * legendWidth - 5 * opts.pix, 15 * opts.pix, 10 * opts.pix);
|
|
}
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
});
|
|
}
|
|
|
|
// draw text list
|
|
textList.forEach(function(item, index) {
|
|
var startX = offset.x + arrowWidth + 2 * boxPadding + legendWidth + legendMarginRight;
|
|
if (isOverRightBorder) {
|
|
startX = offset.x - toolTipWidth - arrowWidth + 2 * boxPadding + legendWidth + legendMarginRight;
|
|
}
|
|
var startY = offset.y + lineHeight * index + (lineHeight - fontSize)/2 - 1 + boxPadding + fontSize;
|
|
context.beginPath();
|
|
context.setFontSize(fontSize);
|
|
context.setTextBaseline('normal');
|
|
context.setFillStyle(toolTipOption.fontColor);
|
|
context.fillText(item.text, startX, startY);
|
|
context.closePath();
|
|
context.stroke();
|
|
});
|
|
}
|
|
|
|
function drawColumnDataPoints(series, opts, config, context) {
|
|
let process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
let xAxisData = opts.chartData.xAxisData,
|
|
xAxisPoints = xAxisData.xAxisPoints,
|
|
eachSpacing = xAxisData.eachSpacing;
|
|
let columnOption = assign({}, {
|
|
type: 'group',
|
|
width: eachSpacing / 2,
|
|
meterBorder: 4,
|
|
meterFillColor: '#FFFFFF',
|
|
barBorderCircle: false,
|
|
barBorderRadius: [],
|
|
seriesGap: 2,
|
|
linearType: 'none',
|
|
linearOpacity: 1,
|
|
customColor: [],
|
|
colorStop: 0,
|
|
labelPosition: 'outside'
|
|
}, opts.extra.column);
|
|
let calPoints = [];
|
|
context.save();
|
|
let leftNum = -2;
|
|
let rightNum = xAxisPoints.length + 2;
|
|
if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
|
|
context.translate(opts._scrollDistance_, 0);
|
|
leftNum = Math.floor(-opts._scrollDistance_ / eachSpacing) - 2;
|
|
rightNum = leftNum + opts.xAxis.itemCount + 4;
|
|
}
|
|
if (opts.tooltip && opts.tooltip.textList && opts.tooltip.textList.length && process === 1) {
|
|
drawToolTipSplitArea(opts.tooltip.offset.x, opts, config, context, eachSpacing);
|
|
}
|
|
columnOption.customColor = fillCustomColor(columnOption.linearType, columnOption.customColor, series, config);
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
|
|
// 计算0轴坐标
|
|
let spacingValid = opts.height - opts.area[0] - opts.area[2];
|
|
let zeroHeight = spacingValid * (0 - minRange) / (maxRange - minRange);
|
|
let zeroPoints = opts.height - Math.round(zeroHeight) - opts.area[2];
|
|
eachSeries.zeroPoints = zeroPoints;
|
|
var data = eachSeries.data;
|
|
switch (columnOption.type) {
|
|
case 'group':
|
|
var points = getColumnDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, zeroPoints, process);
|
|
var tooltipPoints = getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
|
|
calPoints.push(tooltipPoints);
|
|
points = fixColumeData(points, eachSpacing, series.length, seriesIndex, config, opts);
|
|
for (let i = 0; i < points.length; i++) {
|
|
let item = points[i];
|
|
//fix issues/I27B1N yyoinge & Joeshu
|
|
if (item !== null && i > leftNum && i < rightNum) {
|
|
var startX = item.x - item.width / 2;
|
|
var height = opts.height - item.y - opts.area[2];
|
|
context.beginPath();
|
|
var fillColor = item.color || eachSeries.color
|
|
var strokeColor = item.color || eachSeries.color
|
|
if (columnOption.linearType !== 'none') {
|
|
var grd = context.createLinearGradient(startX, item.y, startX, zeroPoints);
|
|
//透明渐变
|
|
if (columnOption.linearType == 'opacity') {
|
|
grd.addColorStop(0, hexToRgb(fillColor, columnOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
} else {
|
|
grd.addColorStop(0, hexToRgb(columnOption.customColor[eachSeries.linearIndex], columnOption.linearOpacity));
|
|
grd.addColorStop(columnOption.colorStop, hexToRgb(columnOption.customColor[eachSeries.linearIndex],columnOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
}
|
|
fillColor = grd
|
|
}
|
|
// 圆角边框
|
|
if ((columnOption.barBorderRadius && columnOption.barBorderRadius.length === 4) || columnOption.barBorderCircle === true) {
|
|
const left = startX;
|
|
const top = item.y > zeroPoints ? zeroPoints : item.y;
|
|
const width = item.width;
|
|
const height = Math.abs(zeroPoints - item.y);
|
|
if (columnOption.barBorderCircle) {
|
|
columnOption.barBorderRadius = [width / 2, width / 2, 0, 0];
|
|
}
|
|
if(item.y > zeroPoints){
|
|
columnOption.barBorderRadius = [0, 0,width / 2, width / 2];
|
|
}
|
|
let [r0, r1, r2, r3] = columnOption.barBorderRadius;
|
|
let minRadius = Math.min(width/2,height/2);
|
|
r0 = r0 > minRadius ? minRadius : r0;
|
|
r1 = r1 > minRadius ? minRadius : r1;
|
|
r2 = r2 > minRadius ? minRadius : r2;
|
|
r3 = r3 > minRadius ? minRadius : r3;
|
|
r0 = r0 < 0 ? 0 : r0;
|
|
r1 = r1 < 0 ? 0 : r1;
|
|
r2 = r2 < 0 ? 0 : r2;
|
|
r3 = r3 < 0 ? 0 : r3;
|
|
context.arc(left + r0, top + r0, r0, -Math.PI, -Math.PI / 2);
|
|
context.arc(left + width - r1, top + r1, r1, -Math.PI / 2, 0);
|
|
context.arc(left + width - r2, top + height - r2, r2, 0, Math.PI / 2);
|
|
context.arc(left + r3, top + height - r3, r3, Math.PI / 2, Math.PI);
|
|
} else {
|
|
context.moveTo(startX, item.y);
|
|
context.lineTo(startX + item.width, item.y);
|
|
context.lineTo(startX + item.width, zeroPoints);
|
|
context.lineTo(startX, zeroPoints);
|
|
context.lineTo(startX, item.y);
|
|
context.setLineWidth(1)
|
|
context.setStrokeStyle(strokeColor);
|
|
}
|
|
context.setFillStyle(fillColor);
|
|
context.closePath();
|
|
//context.stroke();
|
|
context.fill();
|
|
}
|
|
};
|
|
break;
|
|
case 'stack':
|
|
// 绘制堆叠数据图
|
|
var points = getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
|
|
calPoints.push(points);
|
|
points = fixColumeStackData(points, eachSpacing, series.length, seriesIndex, config, opts, series);
|
|
for (let i = 0; i < points.length; i++) {
|
|
let item = points[i];
|
|
if (item !== null && i > leftNum && i < rightNum) {
|
|
context.beginPath();
|
|
var fillColor = item.color || eachSeries.color;
|
|
var startX = item.x - item.width / 2 + 1;
|
|
var height = opts.height - item.y - opts.area[2];
|
|
var height0 = opts.height - item.y0 - opts.area[2];
|
|
if (seriesIndex > 0) {
|
|
height -= height0;
|
|
}
|
|
context.setFillStyle(fillColor);
|
|
context.moveTo(startX, item.y);
|
|
context.fillRect(startX, item.y, item.width, height);
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
};
|
|
break;
|
|
case 'meter':
|
|
// 绘制温度计数据图
|
|
var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
calPoints.push(points);
|
|
points = fixColumeMeterData(points, eachSpacing, series.length, seriesIndex, config, opts, columnOption.meterBorder);
|
|
for (let i = 0; i < points.length; i++) {
|
|
let item = points[i];
|
|
if (item !== null && i > leftNum && i < rightNum) {
|
|
//画背景颜色
|
|
context.beginPath();
|
|
if (seriesIndex == 0 && columnOption.meterBorder > 0) {
|
|
context.setStrokeStyle(eachSeries.color);
|
|
context.setLineWidth(columnOption.meterBorder * opts.pix);
|
|
}
|
|
if(seriesIndex == 0){
|
|
context.setFillStyle(columnOption.meterFillColor);
|
|
}else{
|
|
context.setFillStyle(item.color || eachSeries.color);
|
|
}
|
|
var startX = item.x - item.width / 2;
|
|
var height = opts.height - item.y - opts.area[2];
|
|
if ((columnOption.barBorderRadius && columnOption.barBorderRadius.length === 4) || columnOption.barBorderCircle === true) {
|
|
const left = startX;
|
|
const top = item.y;
|
|
const width = item.width;
|
|
const height = zeroPoints - item.y;
|
|
if (columnOption.barBorderCircle) {
|
|
columnOption.barBorderRadius = [width / 2, width / 2, 0, 0];
|
|
}
|
|
let [r0, r1, r2, r3] = columnOption.barBorderRadius;
|
|
let minRadius = Math.min(width/2,height/2);
|
|
r0 = r0 > minRadius ? minRadius : r0;
|
|
r1 = r1 > minRadius ? minRadius : r1;
|
|
r2 = r2 > minRadius ? minRadius : r2;
|
|
r3 = r3 > minRadius ? minRadius : r3;
|
|
r0 = r0 < 0 ? 0 : r0;
|
|
r1 = r1 < 0 ? 0 : r1;
|
|
r2 = r2 < 0 ? 0 : r2;
|
|
r3 = r3 < 0 ? 0 : r3;
|
|
context.arc(left + r0, top + r0, r0, -Math.PI, -Math.PI / 2);
|
|
context.arc(left + width - r1, top + r1, r1, -Math.PI / 2, 0);
|
|
context.arc(left + width - r2, top + height - r2, r2, 0, Math.PI / 2);
|
|
context.arc(left + r3, top + height - r3, r3, Math.PI / 2, Math.PI);
|
|
context.fill();
|
|
}else{
|
|
context.moveTo(startX, item.y);
|
|
context.lineTo(startX + item.width, item.y);
|
|
context.lineTo(startX + item.width, zeroPoints);
|
|
context.lineTo(startX, zeroPoints);
|
|
context.lineTo(startX, item.y);
|
|
context.fill();
|
|
}
|
|
if (seriesIndex == 0 && columnOption.meterBorder > 0) {
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
});
|
|
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
switch (columnOption.type) {
|
|
case 'group':
|
|
var points = getColumnDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
points = fixColumeData(points, eachSpacing, series.length, seriesIndex, config, opts);
|
|
drawColumePointText(points, eachSeries, config, context, opts);
|
|
break;
|
|
case 'stack':
|
|
var points = getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
|
|
drawColumePointText(points, eachSeries, config, context, opts);
|
|
break;
|
|
case 'meter':
|
|
var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
drawColumePointText(points, eachSeries, config, context, opts);
|
|
break;
|
|
}
|
|
});
|
|
}
|
|
context.restore();
|
|
return {
|
|
xAxisPoints: xAxisPoints,
|
|
calPoints: calPoints,
|
|
eachSpacing: eachSpacing
|
|
};
|
|
}
|
|
|
|
function drawMountDataPoints(series, opts, config, context) {
|
|
let process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
let xAxisData = opts.chartData.xAxisData,
|
|
xAxisPoints = xAxisData.xAxisPoints,
|
|
eachSpacing = xAxisData.eachSpacing;
|
|
let mountOption = assign({}, {
|
|
type: 'mount',
|
|
widthRatio: 1,
|
|
borderWidth: 1,
|
|
barBorderCircle: false,
|
|
barBorderRadius: [],
|
|
linearType: 'none',
|
|
linearOpacity: 1,
|
|
customColor: [],
|
|
colorStop: 0,
|
|
}, opts.extra.mount);
|
|
mountOption.widthRatio = mountOption.widthRatio <= 0 ? 0 : mountOption.widthRatio;
|
|
mountOption.widthRatio = mountOption.widthRatio >= 2 ? 2 : mountOption.widthRatio;
|
|
let calPoints = [];
|
|
context.save();
|
|
let leftNum = -2;
|
|
let rightNum = xAxisPoints.length + 2;
|
|
if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
|
|
context.translate(opts._scrollDistance_, 0);
|
|
leftNum = Math.floor(-opts._scrollDistance_ / eachSpacing) - 2;
|
|
rightNum = leftNum + opts.xAxis.itemCount + 4;
|
|
}
|
|
mountOption.customColor = fillCustomColor(mountOption.linearType, mountOption.customColor, series, config);
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[0]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
|
|
// 计算0轴坐标
|
|
let spacingValid = opts.height - opts.area[0] - opts.area[2];
|
|
let zeroHeight = spacingValid * (0 - minRange) / (maxRange - minRange);
|
|
let zeroPoints = opts.height - Math.round(zeroHeight) - opts.area[2];
|
|
|
|
var points = getMountDataPoints(series, minRange, maxRange, xAxisPoints, eachSpacing, opts, mountOption, zeroPoints, process);
|
|
switch (mountOption.type) {
|
|
case 'bar':
|
|
for (let i = 0; i < points.length; i++) {
|
|
let item = points[i];
|
|
if (item !== null && i > leftNum && i < rightNum) {
|
|
var startX = item.x - eachSpacing*mountOption.widthRatio/2;
|
|
var height = opts.height - item.y - opts.area[2];
|
|
context.beginPath();
|
|
var fillColor = item.color || series[i].color
|
|
var strokeColor = item.color || series[i].color
|
|
if (mountOption.linearType !== 'none') {
|
|
var grd = context.createLinearGradient(startX, item.y, startX, zeroPoints);
|
|
//透明渐变
|
|
if (mountOption.linearType == 'opacity') {
|
|
grd.addColorStop(0, hexToRgb(fillColor, mountOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
} else {
|
|
grd.addColorStop(0, hexToRgb(mountOption.customColor[series[i].linearIndex], mountOption.linearOpacity));
|
|
grd.addColorStop(mountOption.colorStop, hexToRgb(mountOption.customColor[series[i].linearIndex],mountOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
}
|
|
fillColor = grd
|
|
}
|
|
// 圆角边框
|
|
if ((mountOption.barBorderRadius && mountOption.barBorderRadius.length === 4) || mountOption.barBorderCircle === true) {
|
|
const left = startX;
|
|
const top = item.y > zeroPoints ? zeroPoints : item.y;
|
|
const width = item.width;
|
|
const height = Math.abs(zeroPoints - item.y);
|
|
if (mountOption.barBorderCircle) {
|
|
mountOption.barBorderRadius = [width / 2, width / 2, 0, 0];
|
|
}
|
|
if(item.y > zeroPoints){
|
|
mountOption.barBorderRadius = [0, 0,width / 2, width / 2];
|
|
}
|
|
let [r0, r1, r2, r3] = mountOption.barBorderRadius;
|
|
let minRadius = Math.min(width/2,height/2);
|
|
r0 = r0 > minRadius ? minRadius : r0;
|
|
r1 = r1 > minRadius ? minRadius : r1;
|
|
r2 = r2 > minRadius ? minRadius : r2;
|
|
r3 = r3 > minRadius ? minRadius : r3;
|
|
r0 = r0 < 0 ? 0 : r0;
|
|
r1 = r1 < 0 ? 0 : r1;
|
|
r2 = r2 < 0 ? 0 : r2;
|
|
r3 = r3 < 0 ? 0 : r3;
|
|
context.arc(left + r0, top + r0, r0, -Math.PI, -Math.PI / 2);
|
|
context.arc(left + width - r1, top + r1, r1, -Math.PI / 2, 0);
|
|
context.arc(left + width - r2, top + height - r2, r2, 0, Math.PI / 2);
|
|
context.arc(left + r3, top + height - r3, r3, Math.PI / 2, Math.PI);
|
|
} else {
|
|
context.moveTo(startX, item.y);
|
|
context.lineTo(startX + item.width, item.y);
|
|
context.lineTo(startX + item.width, zeroPoints);
|
|
context.lineTo(startX, zeroPoints);
|
|
context.lineTo(startX, item.y);
|
|
}
|
|
context.setStrokeStyle(strokeColor);
|
|
context.setFillStyle(fillColor);
|
|
if(mountOption.borderWidth > 0){
|
|
context.setLineWidth(mountOption.borderWidth * opts.pix);
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
context.fill();
|
|
}
|
|
};
|
|
break;
|
|
case 'triangle':
|
|
for (let i = 0; i < points.length; i++) {
|
|
let item = points[i];
|
|
if (item !== null && i > leftNum && i < rightNum) {
|
|
var startX = item.x - eachSpacing*mountOption.widthRatio/2;
|
|
var height = opts.height - item.y - opts.area[2];
|
|
context.beginPath();
|
|
var fillColor = item.color || series[i].color
|
|
var strokeColor = item.color || series[i].color
|
|
if (mountOption.linearType !== 'none') {
|
|
var grd = context.createLinearGradient(startX, item.y, startX, zeroPoints);
|
|
//透明渐变
|
|
if (mountOption.linearType == 'opacity') {
|
|
grd.addColorStop(0, hexToRgb(fillColor, mountOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
} else {
|
|
grd.addColorStop(0, hexToRgb(mountOption.customColor[series[i].linearIndex], mountOption.linearOpacity));
|
|
grd.addColorStop(mountOption.colorStop, hexToRgb(mountOption.customColor[series[i].linearIndex],mountOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
}
|
|
fillColor = grd
|
|
}
|
|
context.moveTo(startX, zeroPoints);
|
|
context.lineTo(item.x, item.y);
|
|
context.lineTo(startX + item.width, zeroPoints);
|
|
context.setStrokeStyle(strokeColor);
|
|
context.setFillStyle(fillColor);
|
|
if(mountOption.borderWidth > 0){
|
|
context.setLineWidth(mountOption.borderWidth * opts.pix);
|
|
context.stroke();
|
|
}
|
|
context.fill();
|
|
}
|
|
};
|
|
break;
|
|
case 'mount':
|
|
for (let i = 0; i < points.length; i++) {
|
|
let item = points[i];
|
|
if (item !== null && i > leftNum && i < rightNum) {
|
|
var startX = item.x - eachSpacing*mountOption.widthRatio/2;
|
|
var height = opts.height - item.y - opts.area[2];
|
|
context.beginPath();
|
|
var fillColor = item.color || series[i].color
|
|
var strokeColor = item.color || series[i].color
|
|
if (mountOption.linearType !== 'none') {
|
|
var grd = context.createLinearGradient(startX, item.y, startX, zeroPoints);
|
|
//透明渐变
|
|
if (mountOption.linearType == 'opacity') {
|
|
grd.addColorStop(0, hexToRgb(fillColor, mountOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
} else {
|
|
grd.addColorStop(0, hexToRgb(mountOption.customColor[series[i].linearIndex], mountOption.linearOpacity));
|
|
grd.addColorStop(mountOption.colorStop, hexToRgb(mountOption.customColor[series[i].linearIndex],mountOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
}
|
|
fillColor = grd
|
|
}
|
|
context.moveTo(startX, zeroPoints);
|
|
context.bezierCurveTo(item.x - item.width/4, zeroPoints, item.x - item.width/4, item.y, item.x, item.y);
|
|
context.bezierCurveTo(item.x + item.width/4, item.y, item.x + item.width/4, zeroPoints, startX + item.width, zeroPoints);
|
|
context.setStrokeStyle(strokeColor);
|
|
context.setFillStyle(fillColor);
|
|
if(mountOption.borderWidth > 0){
|
|
context.setLineWidth(mountOption.borderWidth * opts.pix);
|
|
context.stroke();
|
|
}
|
|
context.fill();
|
|
}
|
|
};
|
|
break;
|
|
case 'sharp':
|
|
for (let i = 0; i < points.length; i++) {
|
|
let item = points[i];
|
|
if (item !== null && i > leftNum && i < rightNum) {
|
|
var startX = item.x - eachSpacing*mountOption.widthRatio/2;
|
|
var height = opts.height - item.y - opts.area[2];
|
|
context.beginPath();
|
|
var fillColor = item.color || series[i].color
|
|
var strokeColor = item.color || series[i].color
|
|
if (mountOption.linearType !== 'none') {
|
|
var grd = context.createLinearGradient(startX, item.y, startX, zeroPoints);
|
|
//透明渐变
|
|
if (mountOption.linearType == 'opacity') {
|
|
grd.addColorStop(0, hexToRgb(fillColor, mountOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
} else {
|
|
grd.addColorStop(0, hexToRgb(mountOption.customColor[series[i].linearIndex], mountOption.linearOpacity));
|
|
grd.addColorStop(mountOption.colorStop, hexToRgb(mountOption.customColor[series[i].linearIndex],mountOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
}
|
|
fillColor = grd
|
|
}
|
|
context.moveTo(startX, zeroPoints);
|
|
context.quadraticCurveTo(item.x - 0, zeroPoints - height/4, item.x, item.y);
|
|
context.quadraticCurveTo(item.x + 0, zeroPoints - height/4, startX + item.width, zeroPoints)
|
|
context.setStrokeStyle(strokeColor);
|
|
context.setFillStyle(fillColor);
|
|
if(mountOption.borderWidth > 0){
|
|
context.setLineWidth(mountOption.borderWidth * opts.pix);
|
|
context.stroke();
|
|
}
|
|
context.fill();
|
|
}
|
|
};
|
|
break;
|
|
}
|
|
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[0]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var points = getMountDataPoints(series, minRange, maxRange, xAxisPoints, eachSpacing, opts, mountOption, zeroPoints, process);
|
|
drawMountPointText(points, series, config, context, opts, zeroPoints);
|
|
}
|
|
context.restore();
|
|
return {
|
|
xAxisPoints: xAxisPoints,
|
|
calPoints: points,
|
|
eachSpacing: eachSpacing
|
|
};
|
|
}
|
|
|
|
function drawBarDataPoints(series, opts, config, context) {
|
|
let process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
let yAxisPoints = [];
|
|
let eachSpacing = (opts.height - opts.area[0] - opts.area[2])/opts.categories.length;
|
|
for (let i = 0; i < opts.categories.length; i++) {
|
|
yAxisPoints.push(opts.area[0] + eachSpacing / 2 + eachSpacing * i);
|
|
}
|
|
let columnOption = assign({}, {
|
|
type: 'group',
|
|
width: eachSpacing / 2,
|
|
meterBorder: 4,
|
|
meterFillColor: '#FFFFFF',
|
|
barBorderCircle: false,
|
|
barBorderRadius: [],
|
|
seriesGap: 2,
|
|
linearType: 'none',
|
|
linearOpacity: 1,
|
|
customColor: [],
|
|
colorStop: 0,
|
|
}, opts.extra.bar);
|
|
let calPoints = [];
|
|
context.save();
|
|
let leftNum = -2;
|
|
let rightNum = yAxisPoints.length + 2;
|
|
if (opts.tooltip && opts.tooltip.textList && opts.tooltip.textList.length && process === 1) {
|
|
drawBarToolTipSplitArea(opts.tooltip.offset.y, opts, config, context, eachSpacing);
|
|
}
|
|
columnOption.customColor = fillCustomColor(columnOption.linearType, columnOption.customColor, series, config);
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.xAxisData.ranges);
|
|
maxRange = ranges.pop();
|
|
minRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
switch (columnOption.type) {
|
|
case 'group':
|
|
var points = getBarDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config, process);
|
|
var tooltipPoints = getBarStackDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
|
|
calPoints.push(tooltipPoints);
|
|
points = fixBarData(points, eachSpacing, series.length, seriesIndex, config, opts);
|
|
for (let i = 0; i < points.length; i++) {
|
|
let item = points[i];
|
|
//fix issues/I27B1N yyoinge & Joeshu
|
|
if (item !== null && i > leftNum && i < rightNum) {
|
|
//var startX = item.x - item.width / 2;
|
|
var startX = opts.area[3];
|
|
var startY = item.y - item.width / 2;
|
|
var height = item.height;
|
|
context.beginPath();
|
|
var fillColor = item.color || eachSeries.color
|
|
var strokeColor = item.color || eachSeries.color
|
|
if (columnOption.linearType !== 'none') {
|
|
var grd = context.createLinearGradient(startX, item.y, item.x, item.y);
|
|
//透明渐变
|
|
if (columnOption.linearType == 'opacity') {
|
|
grd.addColorStop(0, hexToRgb(fillColor, columnOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
} else {
|
|
grd.addColorStop(0, hexToRgb(columnOption.customColor[eachSeries.linearIndex], columnOption.linearOpacity));
|
|
grd.addColorStop(columnOption.colorStop, hexToRgb(columnOption.customColor[eachSeries.linearIndex],columnOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
}
|
|
fillColor = grd
|
|
}
|
|
// 圆角边框
|
|
if ((columnOption.barBorderRadius && columnOption.barBorderRadius.length === 4) || columnOption.barBorderCircle === true) {
|
|
const left = startX;
|
|
const width = item.width;
|
|
const top = item.y - item.width / 2;
|
|
const height = item.height;
|
|
if (columnOption.barBorderCircle) {
|
|
columnOption.barBorderRadius = [width / 2, width / 2, 0, 0];
|
|
}
|
|
let [r0, r1, r2, r3] = columnOption.barBorderRadius;
|
|
let minRadius = Math.min(width/2,height/2);
|
|
r0 = r0 > minRadius ? minRadius : r0;
|
|
r1 = r1 > minRadius ? minRadius : r1;
|
|
r2 = r2 > minRadius ? minRadius : r2;
|
|
r3 = r3 > minRadius ? minRadius : r3;
|
|
r0 = r0 < 0 ? 0 : r0;
|
|
r1 = r1 < 0 ? 0 : r1;
|
|
r2 = r2 < 0 ? 0 : r2;
|
|
r3 = r3 < 0 ? 0 : r3;
|
|
|
|
context.arc(left + r3, top + r3, r3, -Math.PI, -Math.PI / 2);
|
|
context.arc(item.x - r0, top + r0, r0, -Math.PI / 2, 0);
|
|
context.arc(item.x - r1, top + width - r1, r1, 0, Math.PI / 2);
|
|
context.arc(left + r2, top + width - r2, r2, Math.PI / 2, Math.PI);
|
|
} else {
|
|
context.moveTo(startX, startY);
|
|
context.lineTo(item.x, startY);
|
|
context.lineTo(item.x, startY + item.width);
|
|
context.lineTo(startX, startY + item.width);
|
|
context.lineTo(startX, startY);
|
|
context.setLineWidth(1)
|
|
context.setStrokeStyle(strokeColor);
|
|
}
|
|
context.setFillStyle(fillColor);
|
|
context.closePath();
|
|
//context.stroke();
|
|
context.fill();
|
|
}
|
|
};
|
|
break;
|
|
case 'stack':
|
|
// 绘制堆叠数据图
|
|
var points = getBarStackDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
|
|
calPoints.push(points);
|
|
points = fixBarStackData(points, eachSpacing, series.length, seriesIndex, config, opts, series);
|
|
for (let i = 0; i < points.length; i++) {
|
|
let item = points[i];
|
|
if (item !== null && i > leftNum && i < rightNum) {
|
|
context.beginPath();
|
|
var fillColor = item.color || eachSeries.color;
|
|
var startX = item.x0;
|
|
context.setFillStyle(fillColor);
|
|
context.moveTo(startX, item.y - item.width/2);
|
|
context.fillRect(startX, item.y - item.width/2, item.height , item.width);
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
};
|
|
break;
|
|
}
|
|
});
|
|
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.xAxisData.ranges);
|
|
maxRange = ranges.pop();
|
|
minRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
switch (columnOption.type) {
|
|
case 'group':
|
|
var points = getBarDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config, process);
|
|
points = fixBarData(points, eachSpacing, series.length, seriesIndex, config, opts);
|
|
drawBarPointText(points, eachSeries, config, context, opts);
|
|
break;
|
|
case 'stack':
|
|
var points = getBarStackDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
|
|
drawBarPointText(points, eachSeries, config, context, opts);
|
|
break;
|
|
}
|
|
});
|
|
}
|
|
return {
|
|
yAxisPoints: yAxisPoints,
|
|
calPoints: calPoints,
|
|
eachSpacing: eachSpacing
|
|
};
|
|
}
|
|
|
|
function drawCandleDataPoints(series, seriesMA, opts, config, context) {
|
|
var process = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 1;
|
|
var candleOption = assign({}, {
|
|
color: {},
|
|
average: {}
|
|
}, opts.extra.candle);
|
|
candleOption.color = assign({}, {
|
|
upLine: '#f04864',
|
|
upFill: '#f04864',
|
|
downLine: '#2fc25b',
|
|
downFill: '#2fc25b'
|
|
}, candleOption.color);
|
|
candleOption.average = assign({}, {
|
|
show: false,
|
|
name: [],
|
|
day: [],
|
|
color: config.color
|
|
}, candleOption.average);
|
|
opts.extra.candle = candleOption;
|
|
let xAxisData = opts.chartData.xAxisData,
|
|
xAxisPoints = xAxisData.xAxisPoints,
|
|
eachSpacing = xAxisData.eachSpacing;
|
|
let calPoints = [];
|
|
context.save();
|
|
let leftNum = -2;
|
|
let rightNum = xAxisPoints.length + 2;
|
|
let leftSpace = 0;
|
|
let rightSpace = opts.width + eachSpacing;
|
|
if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
|
|
context.translate(opts._scrollDistance_, 0);
|
|
leftNum = Math.floor(-opts._scrollDistance_ / eachSpacing) - 2;
|
|
rightNum = leftNum + opts.xAxis.itemCount + 4;
|
|
leftSpace = -opts._scrollDistance_ - eachSpacing * 2 + opts.area[3];
|
|
rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
|
|
}
|
|
//画均线
|
|
if (candleOption.average.show || seriesMA) { //Merge pull request !12 from 邱贵翔
|
|
seriesMA.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
var splitPointList = splitPoints(points,eachSeries);
|
|
for (let i = 0; i < splitPointList.length; i++) {
|
|
let points = splitPointList[i];
|
|
context.beginPath();
|
|
context.setStrokeStyle(eachSeries.color);
|
|
context.setLineWidth(1);
|
|
if (points.length === 1) {
|
|
context.moveTo(points[0].x, points[0].y);
|
|
context.arc(points[0].x, points[0].y, 1, 0, 2 * Math.PI);
|
|
} else {
|
|
context.moveTo(points[0].x, points[0].y);
|
|
let startPoint = 0;
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
var ctrlPoint = createCurveControlPoints(points, j - 1);
|
|
context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y, item.x,
|
|
item.y);
|
|
}
|
|
}
|
|
context.moveTo(points[0].x, points[0].y);
|
|
}
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
});
|
|
}
|
|
//画K线
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
var points = getCandleDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
calPoints.push(points);
|
|
var splitPointList = splitPoints(points,eachSeries);
|
|
for (let i = 0; i < splitPointList[0].length; i++) {
|
|
if (i > leftNum && i < rightNum) {
|
|
let item = splitPointList[0][i];
|
|
context.beginPath();
|
|
//如果上涨
|
|
if (data[i][1] - data[i][0] > 0) {
|
|
context.setStrokeStyle(candleOption.color.upLine);
|
|
context.setFillStyle(candleOption.color.upFill);
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.moveTo(item[3].x, item[3].y); //顶点
|
|
context.lineTo(item[1].x, item[1].y); //收盘中间点
|
|
context.lineTo(item[1].x - eachSpacing / 4, item[1].y); //收盘左侧点
|
|
context.lineTo(item[0].x - eachSpacing / 4, item[0].y); //开盘左侧点
|
|
context.lineTo(item[0].x, item[0].y); //开盘中间点
|
|
context.lineTo(item[2].x, item[2].y); //底点
|
|
context.lineTo(item[0].x, item[0].y); //开盘中间点
|
|
context.lineTo(item[0].x + eachSpacing / 4, item[0].y); //开盘右侧点
|
|
context.lineTo(item[1].x + eachSpacing / 4, item[1].y); //收盘右侧点
|
|
context.lineTo(item[1].x, item[1].y); //收盘中间点
|
|
context.moveTo(item[3].x, item[3].y); //顶点
|
|
} else {
|
|
context.setStrokeStyle(candleOption.color.downLine);
|
|
context.setFillStyle(candleOption.color.downFill);
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.moveTo(item[3].x, item[3].y); //顶点
|
|
context.lineTo(item[0].x, item[0].y); //开盘中间点
|
|
context.lineTo(item[0].x - eachSpacing / 4, item[0].y); //开盘左侧点
|
|
context.lineTo(item[1].x - eachSpacing / 4, item[1].y); //收盘左侧点
|
|
context.lineTo(item[1].x, item[1].y); //收盘中间点
|
|
context.lineTo(item[2].x, item[2].y); //底点
|
|
context.lineTo(item[1].x, item[1].y); //收盘中间点
|
|
context.lineTo(item[1].x + eachSpacing / 4, item[1].y); //收盘右侧点
|
|
context.lineTo(item[0].x + eachSpacing / 4, item[0].y); //开盘右侧点
|
|
context.lineTo(item[0].x, item[0].y); //开盘中间点
|
|
context.moveTo(item[3].x, item[3].y); //顶点
|
|
}
|
|
context.closePath();
|
|
context.fill();
|
|
context.stroke();
|
|
}
|
|
}
|
|
});
|
|
context.restore();
|
|
return {
|
|
xAxisPoints: xAxisPoints,
|
|
calPoints: calPoints,
|
|
eachSpacing: eachSpacing
|
|
};
|
|
}
|
|
|
|
function drawAreaDataPoints(series, opts, config, context) {
|
|
var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
var areaOption = assign({}, {
|
|
type: 'straight',
|
|
opacity: 0.2,
|
|
addLine: false,
|
|
width: 2,
|
|
gradient: false,
|
|
activeType: 'none'
|
|
}, opts.extra.area);
|
|
let xAxisData = opts.chartData.xAxisData,
|
|
xAxisPoints = xAxisData.xAxisPoints,
|
|
eachSpacing = xAxisData.eachSpacing;
|
|
let endY = opts.height - opts.area[2];
|
|
let calPoints = [];
|
|
context.save();
|
|
let leftSpace = 0;
|
|
let rightSpace = opts.width + eachSpacing;
|
|
if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
|
|
context.translate(opts._scrollDistance_, 0);
|
|
leftSpace = -opts._scrollDistance_ - eachSpacing * 2 + opts.area[3];
|
|
rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
|
|
}
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
let data = eachSeries.data;
|
|
let points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
calPoints.push(points);
|
|
let splitPointList = splitPoints(points,eachSeries);
|
|
for (let i = 0; i < splitPointList.length; i++) {
|
|
let points = splitPointList[i];
|
|
// 绘制区域数
|
|
context.beginPath();
|
|
context.setStrokeStyle(hexToRgb(eachSeries.color, areaOption.opacity));
|
|
if (areaOption.gradient) {
|
|
let gradient = context.createLinearGradient(0, opts.area[0], 0, opts.height - opts.area[2]);
|
|
gradient.addColorStop('0', hexToRgb(eachSeries.color, areaOption.opacity));
|
|
gradient.addColorStop('1.0', hexToRgb("#FFFFFF", 0.1));
|
|
context.setFillStyle(gradient);
|
|
} else {
|
|
context.setFillStyle(hexToRgb(eachSeries.color, areaOption.opacity));
|
|
}
|
|
context.setLineWidth(areaOption.width * opts.pix);
|
|
if (points.length > 1) {
|
|
let firstPoint = points[0];
|
|
let lastPoint = points[points.length - 1];
|
|
context.moveTo(firstPoint.x, firstPoint.y);
|
|
let startPoint = 0;
|
|
if (areaOption.type === 'curve') {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
let ctrlPoint = createCurveControlPoints(points, j - 1);
|
|
context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y, item.x, item.y);
|
|
}
|
|
};
|
|
}
|
|
if (areaOption.type === 'straight') {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
context.lineTo(item.x, item.y);
|
|
}
|
|
};
|
|
}
|
|
if (areaOption.type === 'step') {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
context.lineTo(item.x, points[j - 1].y);
|
|
context.lineTo(item.x, item.y);
|
|
}
|
|
};
|
|
}
|
|
context.lineTo(lastPoint.x, endY);
|
|
context.lineTo(firstPoint.x, endY);
|
|
context.lineTo(firstPoint.x, firstPoint.y);
|
|
} else {
|
|
let item = points[0];
|
|
context.moveTo(item.x - eachSpacing / 2, item.y);
|
|
// context.lineTo(item.x + eachSpacing / 2, item.y);
|
|
// context.lineTo(item.x + eachSpacing / 2, endY);
|
|
// context.lineTo(item.x - eachSpacing / 2, endY);
|
|
// context.moveTo(item.x - eachSpacing / 2, item.y);
|
|
}
|
|
context.closePath();
|
|
context.fill();
|
|
//画连线
|
|
if (areaOption.addLine) {
|
|
if (eachSeries.lineType == 'dash') {
|
|
let dashLength = eachSeries.dashLength ? eachSeries.dashLength : 8;
|
|
dashLength *= opts.pix;
|
|
context.setLineDash([dashLength, dashLength]);
|
|
}
|
|
context.beginPath();
|
|
context.setStrokeStyle(eachSeries.color);
|
|
context.setLineWidth(areaOption.width * opts.pix);
|
|
if (points.length === 1) {
|
|
context.moveTo(points[0].x, points[0].y);
|
|
// context.arc(points[0].x, points[0].y, 1, 0, 2 * Math.PI);
|
|
} else {
|
|
context.moveTo(points[0].x, points[0].y);
|
|
let startPoint = 0;
|
|
if (areaOption.type === 'curve') {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
let ctrlPoint = createCurveControlPoints(points, j - 1);
|
|
context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y, item.x, item.y);
|
|
}
|
|
};
|
|
}
|
|
if (areaOption.type === 'straight') {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
context.lineTo(item.x, item.y);
|
|
}
|
|
};
|
|
}
|
|
if (areaOption.type === 'step') {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
context.lineTo(item.x, points[j - 1].y);
|
|
context.lineTo(item.x, item.y);
|
|
}
|
|
};
|
|
}
|
|
context.moveTo(points[0].x, points[0].y);
|
|
}
|
|
context.stroke();
|
|
context.setLineDash([]);
|
|
}
|
|
}
|
|
//画点
|
|
if (opts.dataPointShape !== false) {
|
|
drawPointShape(points, eachSeries.color, eachSeries.pointShape, context, opts);
|
|
}
|
|
drawActivePoint(points, eachSeries.color, eachSeries.pointShape, context, opts, areaOption,seriesIndex);
|
|
});
|
|
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
drawPointText(points, eachSeries, config, context, opts);
|
|
});
|
|
}
|
|
context.restore();
|
|
return {
|
|
xAxisPoints: xAxisPoints,
|
|
calPoints: calPoints,
|
|
eachSpacing: eachSpacing
|
|
};
|
|
}
|
|
|
|
function drawScatterDataPoints(series, opts, config, context) {
|
|
var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
var scatterOption = assign({}, {
|
|
type: 'circle'
|
|
}, opts.extra.scatter);
|
|
let xAxisData = opts.chartData.xAxisData,
|
|
xAxisPoints = xAxisData.xAxisPoints,
|
|
eachSpacing = xAxisData.eachSpacing;
|
|
var calPoints = [];
|
|
context.save();
|
|
let leftSpace = 0;
|
|
let rightSpace = opts.width + eachSpacing;
|
|
if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
|
|
context.translate(opts._scrollDistance_, 0);
|
|
leftSpace = -opts._scrollDistance_ - eachSpacing * 2 + opts.area[3];
|
|
rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
|
|
}
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
context.beginPath();
|
|
context.setStrokeStyle(eachSeries.color);
|
|
context.setFillStyle(eachSeries.color);
|
|
context.setLineWidth(1 * opts.pix);
|
|
var shape = eachSeries.pointShape;
|
|
if (shape === 'diamond') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.moveTo(item.x, item.y - 4.5);
|
|
context.lineTo(item.x - 4.5, item.y);
|
|
context.lineTo(item.x, item.y + 4.5);
|
|
context.lineTo(item.x + 4.5, item.y);
|
|
context.lineTo(item.x, item.y - 4.5);
|
|
}
|
|
});
|
|
} else if (shape === 'circle') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.moveTo(item.x + 2.5 * opts.pix, item.y);
|
|
context.arc(item.x, item.y, 3 * opts.pix, 0, 2 * Math.PI, false);
|
|
}
|
|
});
|
|
} else if (shape === 'square') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.moveTo(item.x - 3.5, item.y - 3.5);
|
|
context.rect(item.x - 3.5, item.y - 3.5, 7, 7);
|
|
}
|
|
});
|
|
} else if (shape === 'triangle') {
|
|
points.forEach(function(item, index) {
|
|
if (item !== null) {
|
|
context.moveTo(item.x, item.y - 4.5);
|
|
context.lineTo(item.x - 4.5, item.y + 4.5);
|
|
context.lineTo(item.x + 4.5, item.y + 4.5);
|
|
context.lineTo(item.x, item.y - 4.5);
|
|
}
|
|
});
|
|
} else if (shape === 'triangle') {
|
|
return;
|
|
}
|
|
context.closePath();
|
|
context.fill();
|
|
context.stroke();
|
|
});
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
drawPointText(points, eachSeries, config, context, opts);
|
|
});
|
|
}
|
|
context.restore();
|
|
return {
|
|
xAxisPoints: xAxisPoints,
|
|
calPoints: calPoints,
|
|
eachSpacing: eachSpacing
|
|
};
|
|
}
|
|
|
|
function drawBubbleDataPoints(series, opts, config, context) {
|
|
var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
var bubbleOption = assign({}, {
|
|
opacity: 1,
|
|
border:2
|
|
}, opts.extra.bubble);
|
|
let xAxisData = opts.chartData.xAxisData,
|
|
xAxisPoints = xAxisData.xAxisPoints,
|
|
eachSpacing = xAxisData.eachSpacing;
|
|
var calPoints = [];
|
|
context.save();
|
|
let leftSpace = 0;
|
|
let rightSpace = opts.width + eachSpacing;
|
|
if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
|
|
context.translate(opts._scrollDistance_, 0);
|
|
leftSpace = -opts._scrollDistance_ - eachSpacing * 2 + opts.area[3];
|
|
rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
|
|
}
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
context.beginPath();
|
|
context.setStrokeStyle(eachSeries.color);
|
|
context.setLineWidth(bubbleOption.border * opts.pix);
|
|
context.setFillStyle(hexToRgb(eachSeries.color, bubbleOption.opacity));
|
|
points.forEach(function(item, index) {
|
|
context.moveTo(item.x + item.r, item.y);
|
|
context.arc(item.x, item.y, item.r * opts.pix, 0, 2 * Math.PI, false);
|
|
});
|
|
context.closePath();
|
|
context.fill();
|
|
context.stroke();
|
|
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
points.forEach(function(item, index) {
|
|
context.beginPath();
|
|
var fontSize = eachSeries.textSize * opts.pix || config.fontSize;
|
|
context.setFontSize(fontSize);
|
|
context.setFillStyle(eachSeries.textColor || "#FFFFFF");
|
|
context.setTextAlign('center');
|
|
context.fillText(String(item.t), item.x, item.y + fontSize/2);
|
|
context.closePath();
|
|
context.stroke();
|
|
context.setTextAlign('left');
|
|
});
|
|
}
|
|
});
|
|
context.restore();
|
|
return {
|
|
xAxisPoints: xAxisPoints,
|
|
calPoints: calPoints,
|
|
eachSpacing: eachSpacing
|
|
};
|
|
}
|
|
|
|
function drawLineDataPoints(series, opts, config, context) {
|
|
var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
var lineOption = assign({}, {
|
|
type: 'straight',
|
|
width: 2,
|
|
activeType: 'none',
|
|
linearType: 'none',
|
|
onShadow: false,
|
|
animation: 'vertical',
|
|
}, opts.extra.line);
|
|
lineOption.width *= opts.pix;
|
|
let xAxisData = opts.chartData.xAxisData,
|
|
xAxisPoints = xAxisData.xAxisPoints,
|
|
eachSpacing = xAxisData.eachSpacing;
|
|
var calPoints = [];
|
|
context.save();
|
|
let leftSpace = 0;
|
|
let rightSpace = opts.width + eachSpacing;
|
|
if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
|
|
context.translate(opts._scrollDistance_, 0);
|
|
leftSpace = -opts._scrollDistance_ - eachSpacing * 2 + opts.area[3];
|
|
rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
|
|
}
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
// 这段很神奇的代码用于解决ios16的setStrokeStyle失效的bug
|
|
context.beginPath();
|
|
context.setStrokeStyle(eachSeries.color);
|
|
context.moveTo(-10000, -10000);
|
|
context.lineTo(-10001, -10001);
|
|
context.stroke();
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
var points = getLineDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, lineOption, process);
|
|
calPoints.push(points);
|
|
var splitPointList = splitPoints(points,eachSeries);
|
|
if (eachSeries.lineType == 'dash') {
|
|
let dashLength = eachSeries.dashLength ? eachSeries.dashLength : 8;
|
|
dashLength *= opts.pix;
|
|
context.setLineDash([dashLength, dashLength]);
|
|
}
|
|
context.beginPath();
|
|
var strokeColor = eachSeries.color;
|
|
if (lineOption.linearType !== 'none' && eachSeries.linearColor && eachSeries.linearColor.length > 0) {
|
|
var grd = context.createLinearGradient(opts.chartData.xAxisData.startX, opts.height/2, opts.chartData.xAxisData.endX, opts.height/2);
|
|
for (var i = 0; i < eachSeries.linearColor.length; i++) {
|
|
grd.addColorStop(eachSeries.linearColor[i][0], hexToRgb(eachSeries.linearColor[i][1], 1));
|
|
}
|
|
strokeColor = grd
|
|
}
|
|
context.setStrokeStyle(strokeColor);
|
|
if (lineOption.onShadow == true && eachSeries.setShadow && eachSeries.setShadow.length > 0) {
|
|
context.setShadow(eachSeries.setShadow[0], eachSeries.setShadow[1], eachSeries.setShadow[2], eachSeries.setShadow[3]);
|
|
}else{
|
|
context.setShadow(0, 0, 0, 'rgba(0,0,0,0)');
|
|
}
|
|
context.setLineWidth(lineOption.width);
|
|
splitPointList.forEach(function(points, index) {
|
|
if (points.length === 1) {
|
|
context.moveTo(points[0].x, points[0].y);
|
|
// context.arc(points[0].x, points[0].y, 1, 0, 2 * Math.PI);
|
|
} else {
|
|
context.moveTo(points[0].x, points[0].y);
|
|
let startPoint = 0;
|
|
if (lineOption.type === 'curve') {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
var ctrlPoint = createCurveControlPoints(points, j - 1);
|
|
context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y, item.x, item.y);
|
|
}
|
|
};
|
|
}
|
|
if (lineOption.type === 'straight') {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
context.lineTo(item.x, item.y);
|
|
}
|
|
};
|
|
}
|
|
if (lineOption.type === 'step') {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
context.lineTo(item.x, points[j - 1].y);
|
|
context.lineTo(item.x, item.y);
|
|
}
|
|
};
|
|
}
|
|
context.moveTo(points[0].x, points[0].y);
|
|
}
|
|
});
|
|
context.stroke();
|
|
context.setLineDash([]);
|
|
if (opts.dataPointShape !== false) {
|
|
drawPointShape(points, eachSeries.color, eachSeries.pointShape, context, opts);
|
|
}
|
|
drawActivePoint(points, eachSeries.color, eachSeries.pointShape, context, opts, lineOption);
|
|
});
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
drawPointText(points, eachSeries, config, context, opts);
|
|
});
|
|
}
|
|
context.restore();
|
|
return {
|
|
xAxisPoints: xAxisPoints,
|
|
calPoints: calPoints,
|
|
eachSpacing: eachSpacing
|
|
};
|
|
}
|
|
|
|
function drawMixDataPoints(series, opts, config, context) {
|
|
let process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
let xAxisData = opts.chartData.xAxisData,
|
|
xAxisPoints = xAxisData.xAxisPoints,
|
|
eachSpacing = xAxisData.eachSpacing;
|
|
let columnOption = assign({}, {
|
|
width: eachSpacing / 2,
|
|
barBorderCircle: false,
|
|
barBorderRadius: [],
|
|
seriesGap: 2,
|
|
linearType: 'none',
|
|
linearOpacity: 1,
|
|
customColor: [],
|
|
colorStop: 0,
|
|
}, opts.extra.mix.column);
|
|
let areaOption = assign({}, {
|
|
opacity: 0.2,
|
|
gradient: false
|
|
}, opts.extra.mix.area);
|
|
let lineOption = assign({}, {
|
|
width: 2
|
|
}, opts.extra.mix.line);
|
|
let endY = opts.height - opts.area[2];
|
|
let calPoints = [];
|
|
var columnIndex = 0;
|
|
var columnLength = 0;
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
if (eachSeries.type == 'column') {
|
|
columnLength += 1;
|
|
}
|
|
});
|
|
context.save();
|
|
let leftNum = -2;
|
|
let rightNum = xAxisPoints.length + 2;
|
|
let leftSpace = 0;
|
|
let rightSpace = opts.width + eachSpacing;
|
|
if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
|
|
context.translate(opts._scrollDistance_, 0);
|
|
leftNum = Math.floor(-opts._scrollDistance_ / eachSpacing) - 2;
|
|
rightNum = leftNum + opts.xAxis.itemCount + 4;
|
|
leftSpace = -opts._scrollDistance_ - eachSpacing * 2 + opts.area[3];
|
|
rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
|
|
}
|
|
columnOption.customColor = fillCustomColor(columnOption.linearType, columnOption.customColor, series, config);
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
calPoints.push(points);
|
|
// 绘制柱状数据图
|
|
if (eachSeries.type == 'column') {
|
|
points = fixColumeData(points, eachSpacing, columnLength, columnIndex, config, opts);
|
|
for (let i = 0; i < points.length; i++) {
|
|
let item = points[i];
|
|
if (item !== null && i > leftNum && i < rightNum) {
|
|
var startX = item.x - item.width / 2;
|
|
var height = opts.height - item.y - opts.area[2];
|
|
context.beginPath();
|
|
var fillColor = item.color || eachSeries.color
|
|
var strokeColor = item.color || eachSeries.color
|
|
if (columnOption.linearType !== 'none') {
|
|
var grd = context.createLinearGradient(startX, item.y, startX, opts.height - opts.area[2]);
|
|
//透明渐变
|
|
if (columnOption.linearType == 'opacity') {
|
|
grd.addColorStop(0, hexToRgb(fillColor, columnOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
} else {
|
|
grd.addColorStop(0, hexToRgb(columnOption.customColor[eachSeries.linearIndex], columnOption.linearOpacity));
|
|
grd.addColorStop(columnOption.colorStop, hexToRgb(columnOption.customColor[eachSeries.linearIndex], columnOption.linearOpacity));
|
|
grd.addColorStop(1, hexToRgb(fillColor, 1));
|
|
}
|
|
fillColor = grd
|
|
}
|
|
// 圆角边框
|
|
if ((columnOption.barBorderRadius && columnOption.barBorderRadius.length === 4) || columnOption.barBorderCircle) {
|
|
const left = startX;
|
|
const top = item.y;
|
|
const width = item.width;
|
|
const height = opts.height - opts.area[2] - item.y;
|
|
if (columnOption.barBorderCircle) {
|
|
columnOption.barBorderRadius = [width / 2, width / 2, 0, 0];
|
|
}
|
|
let [r0, r1, r2, r3] = columnOption.barBorderRadius;
|
|
let minRadius = Math.min(width/2,height/2);
|
|
r0 = r0 > minRadius ? minRadius : r0;
|
|
r1 = r1 > minRadius ? minRadius : r1;
|
|
r2 = r2 > minRadius ? minRadius : r2;
|
|
r3 = r3 > minRadius ? minRadius : r3;
|
|
r0 = r0 < 0 ? 0 : r0;
|
|
r1 = r1 < 0 ? 0 : r1;
|
|
r2 = r2 < 0 ? 0 : r2;
|
|
r3 = r3 < 0 ? 0 : r3;
|
|
context.arc(left + r0, top + r0, r0, -Math.PI, -Math.PI / 2);
|
|
context.arc(left + width - r1, top + r1, r1, -Math.PI / 2, 0);
|
|
context.arc(left + width - r2, top + height - r2, r2, 0, Math.PI / 2);
|
|
context.arc(left + r3, top + height - r3, r3, Math.PI / 2, Math.PI);
|
|
} else {
|
|
context.moveTo(startX, item.y);
|
|
context.lineTo(startX + item.width, item.y);
|
|
context.lineTo(startX + item.width, opts.height - opts.area[2]);
|
|
context.lineTo(startX, opts.height - opts.area[2]);
|
|
context.lineTo(startX, item.y);
|
|
context.setLineWidth(1)
|
|
context.setStrokeStyle(strokeColor);
|
|
}
|
|
context.setFillStyle(fillColor);
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
}
|
|
columnIndex += 1;
|
|
}
|
|
//绘制区域图数据
|
|
if (eachSeries.type == 'area') {
|
|
let splitPointList = splitPoints(points,eachSeries);
|
|
for (let i = 0; i < splitPointList.length; i++) {
|
|
let points = splitPointList[i];
|
|
// 绘制区域数据
|
|
context.beginPath();
|
|
context.setStrokeStyle(eachSeries.color);
|
|
context.setStrokeStyle(hexToRgb(eachSeries.color, areaOption.opacity));
|
|
if (areaOption.gradient) {
|
|
let gradient = context.createLinearGradient(0, opts.area[0], 0, opts.height - opts.area[2]);
|
|
gradient.addColorStop('0', hexToRgb(eachSeries.color, areaOption.opacity));
|
|
gradient.addColorStop('1.0', hexToRgb("#FFFFFF", 0.1));
|
|
context.setFillStyle(gradient);
|
|
} else {
|
|
context.setFillStyle(hexToRgb(eachSeries.color, areaOption.opacity));
|
|
}
|
|
context.setLineWidth(2 * opts.pix);
|
|
if (points.length > 1) {
|
|
var firstPoint = points[0];
|
|
let lastPoint = points[points.length - 1];
|
|
context.moveTo(firstPoint.x, firstPoint.y);
|
|
let startPoint = 0;
|
|
if (eachSeries.style === 'curve') {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
var ctrlPoint = createCurveControlPoints(points, j - 1);
|
|
context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y, item.x, item.y);
|
|
}
|
|
};
|
|
} else {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
context.lineTo(item.x, item.y);
|
|
}
|
|
};
|
|
}
|
|
context.lineTo(lastPoint.x, endY);
|
|
context.lineTo(firstPoint.x, endY);
|
|
context.lineTo(firstPoint.x, firstPoint.y);
|
|
} else {
|
|
let item = points[0];
|
|
context.moveTo(item.x - eachSpacing / 2, item.y);
|
|
// context.lineTo(item.x + eachSpacing / 2, item.y);
|
|
// context.lineTo(item.x + eachSpacing / 2, endY);
|
|
// context.lineTo(item.x - eachSpacing / 2, endY);
|
|
// context.moveTo(item.x - eachSpacing / 2, item.y);
|
|
}
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
}
|
|
// 绘制折线数据图
|
|
if (eachSeries.type == 'line') {
|
|
var splitPointList = splitPoints(points,eachSeries);
|
|
splitPointList.forEach(function(points, index) {
|
|
if (eachSeries.lineType == 'dash') {
|
|
let dashLength = eachSeries.dashLength ? eachSeries.dashLength : 8;
|
|
dashLength *= opts.pix;
|
|
context.setLineDash([dashLength, dashLength]);
|
|
}
|
|
context.beginPath();
|
|
context.setStrokeStyle(eachSeries.color);
|
|
context.setLineWidth(lineOption.width * opts.pix);
|
|
if (points.length === 1) {
|
|
context.moveTo(points[0].x, points[0].y);
|
|
// context.arc(points[0].x, points[0].y, 1, 0, 2 * Math.PI);
|
|
} else {
|
|
context.moveTo(points[0].x, points[0].y);
|
|
let startPoint = 0;
|
|
if (eachSeries.style == 'curve') {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
var ctrlPoint = createCurveControlPoints(points, j - 1);
|
|
context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y,
|
|
item.x, item.y);
|
|
}
|
|
}
|
|
} else {
|
|
for (let j = 0; j < points.length; j++) {
|
|
let item = points[j];
|
|
if (startPoint == 0 && item.x > leftSpace) {
|
|
context.moveTo(item.x, item.y);
|
|
startPoint = 1;
|
|
}
|
|
if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
|
|
context.lineTo(item.x, item.y);
|
|
}
|
|
}
|
|
}
|
|
context.moveTo(points[0].x, points[0].y);
|
|
}
|
|
context.stroke();
|
|
context.setLineDash([]);
|
|
});
|
|
}
|
|
// 绘制点数据图
|
|
if (eachSeries.type == 'point') {
|
|
eachSeries.addPoint = true;
|
|
}
|
|
if (eachSeries.addPoint == true && eachSeries.type !== 'column') {
|
|
drawPointShape(points, eachSeries.color, eachSeries.pointShape, context, opts);
|
|
}
|
|
});
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
var columnIndex = 0;
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
let ranges, minRange, maxRange;
|
|
ranges = [].concat(opts.chartData.yAxisData.ranges[eachSeries.index]);
|
|
minRange = ranges.pop();
|
|
maxRange = ranges.shift();
|
|
var data = eachSeries.data;
|
|
var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
|
if (eachSeries.type !== 'column') {
|
|
drawPointText(points, eachSeries, config, context, opts);
|
|
} else {
|
|
points = fixColumeData(points, eachSpacing, columnLength, columnIndex, config, opts);
|
|
drawPointText(points, eachSeries, config, context, opts);
|
|
columnIndex += 1;
|
|
}
|
|
});
|
|
}
|
|
context.restore();
|
|
return {
|
|
xAxisPoints: xAxisPoints,
|
|
calPoints: calPoints,
|
|
eachSpacing: eachSpacing,
|
|
}
|
|
}
|
|
|
|
|
|
function drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints) {
|
|
var toolTipOption = opts.extra.tooltip || {};
|
|
if (toolTipOption.horizentalLine && opts.tooltip && process === 1 && (opts.type == 'line' || opts.type == 'area' || opts.type == 'column' || opts.type == 'mount' || opts.type == 'candle' || opts.type == 'mix')) {
|
|
drawToolTipHorizentalLine(opts, config, context, eachSpacing, xAxisPoints)
|
|
}
|
|
context.save();
|
|
if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
|
|
context.translate(opts._scrollDistance_, 0);
|
|
}
|
|
if (opts.tooltip && opts.tooltip.textList && opts.tooltip.textList.length && process === 1) {
|
|
drawToolTip(opts.tooltip.textList, opts.tooltip.offset, opts, config, context, eachSpacing, xAxisPoints);
|
|
}
|
|
context.restore();
|
|
|
|
}
|
|
|
|
function drawXAxis(categories, opts, config, context) {
|
|
|
|
let xAxisData = opts.chartData.xAxisData,
|
|
xAxisPoints = xAxisData.xAxisPoints,
|
|
startX = xAxisData.startX,
|
|
endX = xAxisData.endX,
|
|
eachSpacing = xAxisData.eachSpacing;
|
|
var boundaryGap = 'center';
|
|
if (opts.type == 'bar' || opts.type == 'line' || opts.type == 'area'|| opts.type == 'scatter' || opts.type == 'bubble') {
|
|
boundaryGap = opts.xAxis.boundaryGap;
|
|
}
|
|
var startY = opts.height - opts.area[2];
|
|
var endY = opts.area[0];
|
|
|
|
//绘制滚动条
|
|
if (opts.enableScroll && opts.xAxis.scrollShow) {
|
|
var scrollY = opts.height - opts.area[2] + config.xAxisHeight;
|
|
var scrollScreenWidth = endX - startX;
|
|
var scrollTotalWidth = eachSpacing * (xAxisPoints.length - 1);
|
|
if(opts.type == 'mount' && opts.extra && opts.extra.mount && opts.extra.mount.widthRatio && opts.extra.mount.widthRatio > 1){
|
|
if(opts.extra.mount.widthRatio>2) opts.extra.mount.widthRatio = 2
|
|
scrollTotalWidth += (opts.extra.mount.widthRatio - 1)*eachSpacing;
|
|
}
|
|
var scrollWidth = scrollScreenWidth * scrollScreenWidth / scrollTotalWidth;
|
|
var scrollLeft = 0;
|
|
if (opts._scrollDistance_) {
|
|
scrollLeft = -opts._scrollDistance_ * (scrollScreenWidth) / scrollTotalWidth;
|
|
}
|
|
context.beginPath();
|
|
context.setLineCap('round');
|
|
context.setLineWidth(6 * opts.pix);
|
|
context.setStrokeStyle(opts.xAxis.scrollBackgroundColor || "#EFEBEF");
|
|
context.moveTo(startX, scrollY);
|
|
context.lineTo(endX, scrollY);
|
|
context.stroke();
|
|
context.closePath();
|
|
context.beginPath();
|
|
context.setLineCap('round');
|
|
context.setLineWidth(6 * opts.pix);
|
|
context.setStrokeStyle(opts.xAxis.scrollColor || "#A6A6A6");
|
|
context.moveTo(startX + scrollLeft, scrollY);
|
|
context.lineTo(startX + scrollLeft + scrollWidth, scrollY);
|
|
context.stroke();
|
|
context.closePath();
|
|
context.setLineCap('butt');
|
|
}
|
|
context.save();
|
|
if (opts._scrollDistance_ && opts._scrollDistance_ !== 0) {
|
|
context.translate(opts._scrollDistance_, 0);
|
|
}
|
|
//绘制X轴刻度线
|
|
if (opts.xAxis.calibration === true) {
|
|
context.setStrokeStyle(opts.xAxis.gridColor || "#cccccc");
|
|
context.setLineCap('butt');
|
|
context.setLineWidth(1 * opts.pix);
|
|
xAxisPoints.forEach(function(item, index) {
|
|
if (index > 0) {
|
|
context.beginPath();
|
|
context.moveTo(item - eachSpacing / 2, startY);
|
|
context.lineTo(item - eachSpacing / 2, startY + 3 * opts.pix);
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
});
|
|
}
|
|
//绘制X轴网格
|
|
if (opts.xAxis.disableGrid !== true) {
|
|
context.setStrokeStyle(opts.xAxis.gridColor || "#cccccc");
|
|
context.setLineCap('butt');
|
|
context.setLineWidth(1 * opts.pix);
|
|
if (opts.xAxis.gridType == 'dash') {
|
|
context.setLineDash([opts.xAxis.dashLength * opts.pix, opts.xAxis.dashLength * opts.pix]);
|
|
}
|
|
opts.xAxis.gridEval = opts.xAxis.gridEval || 1;
|
|
xAxisPoints.forEach(function(item, index) {
|
|
if (index % opts.xAxis.gridEval == 0) {
|
|
context.beginPath();
|
|
context.moveTo(item, startY);
|
|
context.lineTo(item, endY);
|
|
context.stroke();
|
|
}
|
|
});
|
|
context.setLineDash([]);
|
|
}
|
|
//绘制X轴文案
|
|
if (opts.xAxis.disabled !== true) {
|
|
// 对X轴列表做抽稀处理
|
|
//默认全部显示X轴标签
|
|
let maxXAxisListLength = categories.length;
|
|
//如果设置了X轴单屏数量
|
|
if (opts.xAxis.labelCount) {
|
|
//如果设置X轴密度
|
|
if (opts.xAxis.itemCount) {
|
|
maxXAxisListLength = Math.ceil(categories.length / opts.xAxis.itemCount * opts.xAxis.labelCount);
|
|
} else {
|
|
maxXAxisListLength = opts.xAxis.labelCount;
|
|
}
|
|
maxXAxisListLength -= 1;
|
|
}
|
|
|
|
let ratio = Math.ceil(categories.length / maxXAxisListLength);
|
|
|
|
let newCategories = [];
|
|
let cgLength = categories.length;
|
|
for (let i = 0; i < cgLength; i++) {
|
|
if (i % ratio !== 0) {
|
|
newCategories.push("");
|
|
} else {
|
|
newCategories.push(categories[i]);
|
|
}
|
|
}
|
|
newCategories[cgLength - 1] = categories[cgLength - 1];
|
|
var xAxisFontSize = opts.xAxis.fontSize * opts.pix || config.fontSize;
|
|
if (config._xAxisTextAngle_ === 0) {
|
|
newCategories.forEach(function(item, index) {
|
|
var xitem = opts.xAxis.formatter ? opts.xAxis.formatter(item,index,opts) : item;
|
|
var offset = -measureText(String(xitem), xAxisFontSize, context) / 2;
|
|
if (boundaryGap == 'center') {
|
|
offset += eachSpacing / 2;
|
|
}
|
|
var scrollHeight = 0;
|
|
if (opts.xAxis.scrollShow) {
|
|
scrollHeight = 6 * opts.pix;
|
|
}
|
|
// 如果在主视图区域内
|
|
var _scrollDistance_ = opts._scrollDistance_ || 0;
|
|
var truePoints = boundaryGap == 'center' ? xAxisPoints[index] + eachSpacing / 2 : xAxisPoints[index];
|
|
if((truePoints - Math.abs(_scrollDistance_)) >= (opts.area[3] - 1) && (truePoints - Math.abs(_scrollDistance_)) <= (opts.width - opts.area[1] + 1)){
|
|
context.beginPath();
|
|
context.setFontSize(xAxisFontSize);
|
|
context.setFillStyle(opts.xAxis.fontColor || opts.fontColor);
|
|
context.fillText(String(xitem), xAxisPoints[index] + offset, startY + opts.xAxis.marginTop * opts.pix + (opts.xAxis.lineHeight - opts.xAxis.fontSize) * opts.pix / 2 + opts.xAxis.fontSize * opts.pix);
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
});
|
|
} else {
|
|
newCategories.forEach(function(item, index) {
|
|
var xitem = opts.xAxis.formatter ? opts.xAxis.formatter(item) : item;
|
|
// 如果在主视图区域内
|
|
var _scrollDistance_ = opts._scrollDistance_ || 0;
|
|
var truePoints = boundaryGap == 'center' ? xAxisPoints[index] + eachSpacing / 2 : xAxisPoints[index];
|
|
if((truePoints - Math.abs(_scrollDistance_)) >= (opts.area[3] - 1) && (truePoints - Math.abs(_scrollDistance_)) <= (opts.width - opts.area[1] + 1)){
|
|
context.save();
|
|
context.beginPath();
|
|
context.setFontSize(xAxisFontSize);
|
|
context.setFillStyle(opts.xAxis.fontColor || opts.fontColor);
|
|
var textWidth = measureText(String(xitem), xAxisFontSize, context);
|
|
var offsetX = xAxisPoints[index];
|
|
if (boundaryGap == 'center') {
|
|
offsetX = xAxisPoints[index] + eachSpacing / 2;
|
|
}
|
|
var scrollHeight = 0;
|
|
if (opts.xAxis.scrollShow) {
|
|
scrollHeight = 6 * opts.pix;
|
|
}
|
|
var offsetY = startY + opts.xAxis.marginTop * opts.pix + xAxisFontSize - xAxisFontSize * Math.abs(Math.sin(config._xAxisTextAngle_));
|
|
if(opts.xAxis.rotateAngle < 0){
|
|
offsetX -= xAxisFontSize / 2;
|
|
textWidth = 0;
|
|
}else{
|
|
offsetX += xAxisFontSize / 2;
|
|
textWidth = -textWidth;
|
|
}
|
|
context.translate(offsetX, offsetY);
|
|
context.rotate(-1 * config._xAxisTextAngle_);
|
|
context.fillText(String(xitem), textWidth , 0 );
|
|
context.closePath();
|
|
context.stroke();
|
|
context.restore();
|
|
}
|
|
});
|
|
}
|
|
}
|
|
context.restore();
|
|
|
|
//画X轴标题
|
|
if (opts.xAxis.title) {
|
|
context.beginPath();
|
|
context.setFontSize(opts.xAxis.titleFontSize * opts.pix);
|
|
context.setFillStyle(opts.xAxis.titleFontColor);
|
|
context.fillText(String(opts.xAxis.title), opts.width - opts.area[1] + opts.xAxis.titleOffsetX * opts.pix,opts.height - opts.area[2] + opts.xAxis.marginTop * opts.pix + (opts.xAxis.lineHeight - opts.xAxis.titleFontSize) * opts.pix / 2 + (opts.xAxis.titleFontSize + opts.xAxis.titleOffsetY) * opts.pix);
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
|
|
//绘制X轴轴线
|
|
if (opts.xAxis.axisLine) {
|
|
context.beginPath();
|
|
context.setStrokeStyle(opts.xAxis.axisLineColor);
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.moveTo(startX, opts.height - opts.area[2]);
|
|
context.lineTo(endX, opts.height - opts.area[2]);
|
|
context.stroke();
|
|
}
|
|
}
|
|
|
|
function drawYAxisGrid(categories, opts, config, context) {
|
|
if (opts.yAxis.disableGrid === true) {
|
|
return;
|
|
}
|
|
let spacingValid = opts.height - opts.area[0] - opts.area[2];
|
|
let eachSpacing = spacingValid / opts.yAxis.splitNumber;
|
|
let startX = opts.area[3];
|
|
let xAxisPoints = opts.chartData.xAxisData.xAxisPoints,
|
|
xAxiseachSpacing = opts.chartData.xAxisData.eachSpacing;
|
|
let TotalWidth = xAxiseachSpacing * (xAxisPoints.length - 1);
|
|
if(opts.type == 'mount' && opts.extra && opts.extra.mount && opts.extra.mount.widthRatio && opts.extra.mount.widthRatio > 1 ){
|
|
if(opts.extra.mount.widthRatio>2) opts.extra.mount.widthRatio = 2
|
|
TotalWidth += (opts.extra.mount.widthRatio - 1) * xAxiseachSpacing;
|
|
}
|
|
let endX = startX + TotalWidth;
|
|
let points = [];
|
|
let startY = 1
|
|
if (opts.xAxis.axisLine === false) {
|
|
startY = 0
|
|
}
|
|
for (let i = startY; i < opts.yAxis.splitNumber + 1; i++) {
|
|
points.push(opts.height - opts.area[2] - eachSpacing * i);
|
|
}
|
|
context.save();
|
|
if (opts._scrollDistance_ && opts._scrollDistance_ !== 0) {
|
|
context.translate(opts._scrollDistance_, 0);
|
|
}
|
|
if (opts.yAxis.gridType == 'dash') {
|
|
context.setLineDash([opts.yAxis.dashLength * opts.pix, opts.yAxis.dashLength * opts.pix]);
|
|
}
|
|
context.setStrokeStyle(opts.yAxis.gridColor);
|
|
context.setLineWidth(1 * opts.pix);
|
|
points.forEach(function(item, index) {
|
|
context.beginPath();
|
|
context.moveTo(startX, item);
|
|
context.lineTo(endX, item);
|
|
context.stroke();
|
|
});
|
|
context.setLineDash([]);
|
|
context.restore();
|
|
}
|
|
|
|
function drawYAxis(series, opts, config, context) {
|
|
if (opts.yAxis.disabled === true) {
|
|
return;
|
|
}
|
|
var spacingValid = opts.height - opts.area[0] - opts.area[2];
|
|
var eachSpacing = spacingValid / opts.yAxis.splitNumber;
|
|
var startX = opts.area[3];
|
|
var endX = opts.width - opts.area[1];
|
|
var endY = opts.height - opts.area[2];
|
|
// set YAxis background
|
|
context.beginPath();
|
|
context.setFillStyle(opts.background);
|
|
if (opts.enableScroll == true && opts.xAxis.scrollPosition && opts.xAxis.scrollPosition !== 'left') {
|
|
context.fillRect(0, 0, startX, endY + 2 * opts.pix);
|
|
}
|
|
if (opts.enableScroll == true && opts.xAxis.scrollPosition && opts.xAxis.scrollPosition !== 'right') {
|
|
context.fillRect(endX, 0, opts.width, endY + 2 * opts.pix);
|
|
}
|
|
context.closePath();
|
|
context.stroke();
|
|
|
|
let tStartLeft = opts.area[3];
|
|
let tStartRight = opts.width - opts.area[1];
|
|
let tStartCenter = opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2;
|
|
if (opts.yAxis.data) {
|
|
for (let i = 0; i < opts.yAxis.data.length; i++) {
|
|
let yData = opts.yAxis.data[i];
|
|
var points = [];
|
|
if(yData.type === 'categories'){
|
|
for (let i = 0; i <= yData.categories.length; i++) {
|
|
points.push(opts.area[0] + spacingValid / yData.categories.length / 2 + spacingValid / yData.categories.length * i);
|
|
}
|
|
}else{
|
|
for (let i = 0; i <= opts.yAxis.splitNumber; i++) {
|
|
points.push(opts.area[0] + eachSpacing * i);
|
|
}
|
|
}
|
|
if (yData.disabled !== true) {
|
|
let rangesFormat = opts.chartData.yAxisData.rangesFormat[i];
|
|
let yAxisFontSize = yData.fontSize ? yData.fontSize * opts.pix : config.fontSize;
|
|
let yAxisWidth = opts.chartData.yAxisData.yAxisWidth[i];
|
|
let textAlign = yData.textAlign || "right";
|
|
//画Y轴刻度及文案
|
|
rangesFormat.forEach(function(item, index) {
|
|
var pos = points[index];
|
|
context.beginPath();
|
|
context.setFontSize(yAxisFontSize);
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.setStrokeStyle(yData.axisLineColor || '#cccccc');
|
|
context.setFillStyle(yData.fontColor || opts.fontColor);
|
|
let tmpstrat = 0;
|
|
let gapwidth = 4 * opts.pix;
|
|
if (yAxisWidth.position == 'left') {
|
|
//画刻度线
|
|
if (yData.calibration == true) {
|
|
context.moveTo(tStartLeft, pos);
|
|
context.lineTo(tStartLeft - 3 * opts.pix, pos);
|
|
gapwidth += 3 * opts.pix;
|
|
}
|
|
//画文字
|
|
switch (textAlign) {
|
|
case "left":
|
|
context.setTextAlign('left');
|
|
tmpstrat = tStartLeft - yAxisWidth.width
|
|
break;
|
|
case "right":
|
|
context.setTextAlign('right');
|
|
tmpstrat = tStartLeft - gapwidth
|
|
break;
|
|
default:
|
|
context.setTextAlign('center');
|
|
tmpstrat = tStartLeft - yAxisWidth.width / 2
|
|
}
|
|
context.fillText(String(item), tmpstrat, pos + yAxisFontSize / 2 - 3 * opts.pix);
|
|
|
|
} else if (yAxisWidth.position == 'right') {
|
|
//画刻度线
|
|
if (yData.calibration == true) {
|
|
context.moveTo(tStartRight, pos);
|
|
context.lineTo(tStartRight + 3 * opts.pix, pos);
|
|
gapwidth += 3 * opts.pix;
|
|
}
|
|
switch (textAlign) {
|
|
case "left":
|
|
context.setTextAlign('left');
|
|
tmpstrat = tStartRight + gapwidth
|
|
break;
|
|
case "right":
|
|
context.setTextAlign('right');
|
|
tmpstrat = tStartRight + yAxisWidth.width
|
|
break;
|
|
default:
|
|
context.setTextAlign('center');
|
|
tmpstrat = tStartRight + yAxisWidth.width / 2
|
|
}
|
|
context.fillText(String(item), tmpstrat, pos + yAxisFontSize / 2 - 3 * opts.pix);
|
|
} else if (yAxisWidth.position == 'center') {
|
|
//画刻度线
|
|
if (yData.calibration == true) {
|
|
context.moveTo(tStartCenter, pos);
|
|
context.lineTo(tStartCenter - 3 * opts.pix, pos);
|
|
gapwidth += 3 * opts.pix;
|
|
}
|
|
//画文字
|
|
switch (textAlign) {
|
|
case "left":
|
|
context.setTextAlign('left');
|
|
tmpstrat = tStartCenter - yAxisWidth.width
|
|
break;
|
|
case "right":
|
|
context.setTextAlign('right');
|
|
tmpstrat = tStartCenter - gapwidth
|
|
break;
|
|
default:
|
|
context.setTextAlign('center');
|
|
tmpstrat = tStartCenter - yAxisWidth.width / 2
|
|
}
|
|
context.fillText(String(item), tmpstrat, pos + yAxisFontSize / 2 - 3 * opts.pix);
|
|
}
|
|
context.closePath();
|
|
context.stroke();
|
|
context.setTextAlign('left');
|
|
});
|
|
//画Y轴轴线
|
|
if (yData.axisLine !== false) {
|
|
context.beginPath();
|
|
context.setStrokeStyle(yData.axisLineColor || '#cccccc');
|
|
context.setLineWidth(1 * opts.pix);
|
|
if (yAxisWidth.position == 'left') {
|
|
context.moveTo(tStartLeft, opts.height - opts.area[2]);
|
|
context.lineTo(tStartLeft, opts.area[0]);
|
|
} else if (yAxisWidth.position == 'right') {
|
|
context.moveTo(tStartRight, opts.height - opts.area[2]);
|
|
context.lineTo(tStartRight, opts.area[0]);
|
|
} else if (yAxisWidth.position == 'center') {
|
|
context.moveTo(tStartCenter, opts.height - opts.area[2]);
|
|
context.lineTo(tStartCenter, opts.area[0]);
|
|
}
|
|
context.stroke();
|
|
}
|
|
//画Y轴标题
|
|
if (opts.yAxis.showTitle) {
|
|
let titleFontSize = yData.titleFontSize * opts.pix || config.fontSize;
|
|
let title = yData.title;
|
|
context.beginPath();
|
|
context.setFontSize(titleFontSize);
|
|
context.setFillStyle(yData.titleFontColor || opts.fontColor);
|
|
if (yAxisWidth.position == 'left') {
|
|
context.fillText(title, tStartLeft - measureText(title, titleFontSize, context) / 2 + (yData.titleOffsetX || 0), opts.area[0] - (10 - (yData.titleOffsetY || 0)) * opts.pix);
|
|
} else if (yAxisWidth.position == 'right') {
|
|
context.fillText(title, tStartRight - measureText(title, titleFontSize, context) / 2 + (yData.titleOffsetX || 0), opts.area[0] - (10 - (yData.titleOffsetY || 0)) * opts.pix);
|
|
} else if (yAxisWidth.position == 'center') {
|
|
context.fillText(title, tStartCenter - measureText(title, titleFontSize, context) / 2 + (yData.titleOffsetX || 0), opts.area[0] - (10 - (yData.titleOffsetY || 0)) * opts.pix);
|
|
}
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
if (yAxisWidth.position == 'left') {
|
|
tStartLeft -= (yAxisWidth.width + opts.yAxis.padding * opts.pix);
|
|
} else {
|
|
tStartRight += yAxisWidth.width + opts.yAxis.padding * opts.pix;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
function drawLegend(series, opts, config, context, chartData) {
|
|
if (opts.legend.show === false) {
|
|
return;
|
|
}
|
|
let legendData = chartData.legendData;
|
|
let legendList = legendData.points;
|
|
let legendArea = legendData.area;
|
|
let padding = opts.legend.padding * opts.pix;
|
|
let fontSize = opts.legend.fontSize * opts.pix;
|
|
let shapeWidth = 15 * opts.pix;
|
|
let shapeRight = 5 * opts.pix;
|
|
let itemGap = opts.legend.itemGap * opts.pix;
|
|
let lineHeight = Math.max(opts.legend.lineHeight * opts.pix, fontSize);
|
|
//画背景及边框
|
|
context.beginPath();
|
|
context.setLineWidth(opts.legend.borderWidth * opts.pix);
|
|
context.setStrokeStyle(opts.legend.borderColor);
|
|
context.setFillStyle(opts.legend.backgroundColor);
|
|
context.moveTo(legendArea.start.x, legendArea.start.y);
|
|
context.rect(legendArea.start.x, legendArea.start.y, legendArea.width, legendArea.height);
|
|
context.closePath();
|
|
context.fill();
|
|
context.stroke();
|
|
legendList.forEach(function(itemList, listIndex) {
|
|
let width = 0;
|
|
let height = 0;
|
|
width = legendData.widthArr[listIndex];
|
|
height = legendData.heightArr[listIndex];
|
|
let startX = 0;
|
|
let startY = 0;
|
|
if (opts.legend.position == 'top' || opts.legend.position == 'bottom') {
|
|
switch (opts.legend.float) {
|
|
case 'left':
|
|
startX = legendArea.start.x + padding;
|
|
break;
|
|
case 'right':
|
|
startX = legendArea.start.x + legendArea.width - width;
|
|
break;
|
|
default:
|
|
startX = legendArea.start.x + (legendArea.width - width) / 2;
|
|
}
|
|
startY = legendArea.start.y + padding + listIndex * lineHeight;
|
|
} else {
|
|
if (listIndex == 0) {
|
|
width = 0;
|
|
} else {
|
|
width = legendData.widthArr[listIndex - 1];
|
|
}
|
|
startX = legendArea.start.x + padding + width;
|
|
startY = legendArea.start.y + padding + (legendArea.height - height) / 2;
|
|
}
|
|
context.setFontSize(config.fontSize);
|
|
for (let i = 0; i < itemList.length; i++) {
|
|
let item = itemList[i];
|
|
item.area = [0, 0, 0, 0];
|
|
item.area[0] = startX;
|
|
item.area[1] = startY;
|
|
item.area[3] = startY + lineHeight;
|
|
context.beginPath();
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.setStrokeStyle(item.show ? item.color : opts.legend.hiddenColor);
|
|
context.setFillStyle(item.show ? item.color : opts.legend.hiddenColor);
|
|
switch (item.legendShape) {
|
|
case 'line':
|
|
context.moveTo(startX, startY + 0.5 * lineHeight - 2 * opts.pix);
|
|
context.fillRect(startX, startY + 0.5 * lineHeight - 2 * opts.pix, 15 * opts.pix, 4 * opts.pix);
|
|
break;
|
|
case 'triangle':
|
|
context.moveTo(startX + 7.5 * opts.pix, startY + 0.5 * lineHeight - 5 * opts.pix);
|
|
context.lineTo(startX + 2.5 * opts.pix, startY + 0.5 * lineHeight + 5 * opts.pix);
|
|
context.lineTo(startX + 12.5 * opts.pix, startY + 0.5 * lineHeight + 5 * opts.pix);
|
|
context.lineTo(startX + 7.5 * opts.pix, startY + 0.5 * lineHeight - 5 * opts.pix);
|
|
break;
|
|
case 'diamond':
|
|
context.moveTo(startX + 7.5 * opts.pix, startY + 0.5 * lineHeight - 5 * opts.pix);
|
|
context.lineTo(startX + 2.5 * opts.pix, startY + 0.5 * lineHeight);
|
|
context.lineTo(startX + 7.5 * opts.pix, startY + 0.5 * lineHeight + 5 * opts.pix);
|
|
context.lineTo(startX + 12.5 * opts.pix, startY + 0.5 * lineHeight);
|
|
context.lineTo(startX + 7.5 * opts.pix, startY + 0.5 * lineHeight - 5 * opts.pix);
|
|
break;
|
|
case 'circle':
|
|
context.moveTo(startX + 7.5 * opts.pix, startY + 0.5 * lineHeight);
|
|
context.arc(startX + 7.5 * opts.pix, startY + 0.5 * lineHeight, 5 * opts.pix, 0, 2 * Math.PI);
|
|
break;
|
|
case 'rect':
|
|
context.moveTo(startX, startY + 0.5 * lineHeight - 5 * opts.pix);
|
|
context.fillRect(startX, startY + 0.5 * lineHeight - 5 * opts.pix, 15 * opts.pix, 10 * opts.pix);
|
|
break;
|
|
case 'square':
|
|
context.moveTo(startX + 5 * opts.pix, startY + 0.5 * lineHeight - 5 * opts.pix);
|
|
context.fillRect(startX + 5 * opts.pix, startY + 0.5 * lineHeight - 5 * opts.pix, 10 * opts.pix, 10 * opts.pix);
|
|
break;
|
|
case 'none':
|
|
break;
|
|
default:
|
|
context.moveTo(startX, startY + 0.5 * lineHeight - 5 * opts.pix);
|
|
context.fillRect(startX, startY + 0.5 * lineHeight - 5 * opts.pix, 15 * opts.pix, 10 * opts.pix);
|
|
}
|
|
context.closePath();
|
|
context.fill();
|
|
context.stroke();
|
|
startX += shapeWidth + shapeRight;
|
|
let fontTrans = 0.5 * lineHeight + 0.5 * fontSize - 2;
|
|
const legendText = item.legendText ? item.legendText : item.name;
|
|
context.beginPath();
|
|
context.setFontSize(fontSize);
|
|
context.setFillStyle(item.show ? opts.legend.fontColor : opts.legend.hiddenColor);
|
|
context.fillText(legendText, startX, startY + fontTrans);
|
|
context.closePath();
|
|
context.stroke();
|
|
if (opts.legend.position == 'top' || opts.legend.position == 'bottom') {
|
|
startX += measureText(legendText, fontSize, context) + itemGap;
|
|
item.area[2] = startX;
|
|
} else {
|
|
item.area[2] = startX + measureText(legendText, fontSize, context) + itemGap;;
|
|
startX -= shapeWidth + shapeRight;
|
|
startY += lineHeight;
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
function drawPieDataPoints(series, opts, config, context) {
|
|
var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
var pieOption = assign({}, {
|
|
activeOpacity: 0.5,
|
|
activeRadius: 10,
|
|
offsetAngle: 0,
|
|
labelWidth: 15,
|
|
ringWidth: 30,
|
|
customRadius: 0,
|
|
border: false,
|
|
borderWidth: 2,
|
|
borderColor: '#FFFFFF',
|
|
centerColor: '#FFFFFF',
|
|
linearType: 'none',
|
|
customColor: [],
|
|
}, opts.type == "pie" ? opts.extra.pie : opts.extra.ring);
|
|
var centerPosition = {
|
|
x: opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2,
|
|
y: opts.area[0] + (opts.height - opts.area[0] - opts.area[2]) / 2
|
|
};
|
|
if (config.pieChartLinePadding == 0) {
|
|
config.pieChartLinePadding = pieOption.activeRadius * opts.pix;
|
|
}
|
|
|
|
var radius = Math.min((opts.width - opts.area[1] - opts.area[3]) / 2 - config.pieChartLinePadding - config.pieChartTextPadding - config._pieTextMaxLength_, (opts.height - opts.area[0] - opts.area[2]) / 2 - config.pieChartLinePadding - config.pieChartTextPadding);
|
|
radius = radius < 10 ? 10 : radius;
|
|
if (pieOption.customRadius > 0) {
|
|
radius = pieOption.customRadius * opts.pix;
|
|
}
|
|
series = getPieDataPoints(series, radius, process);
|
|
var activeRadius = pieOption.activeRadius * opts.pix;
|
|
pieOption.customColor = fillCustomColor(pieOption.linearType, pieOption.customColor, series, config);
|
|
series = series.map(function(eachSeries) {
|
|
eachSeries._start_ += (pieOption.offsetAngle) * Math.PI / 180;
|
|
return eachSeries;
|
|
});
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
if (opts.tooltip) {
|
|
if (opts.tooltip.index == seriesIndex) {
|
|
context.beginPath();
|
|
context.setFillStyle(hexToRgb(eachSeries.color, pieOption.activeOpacity || 0.5));
|
|
context.moveTo(centerPosition.x, centerPosition.y);
|
|
context.arc(centerPosition.x, centerPosition.y, eachSeries._radius_ + activeRadius, eachSeries._start_, eachSeries._start_ + 2 * eachSeries._proportion_ * Math.PI);
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
}
|
|
context.beginPath();
|
|
context.setLineWidth(pieOption.borderWidth * opts.pix);
|
|
context.lineJoin = "round";
|
|
context.setStrokeStyle(pieOption.borderColor);
|
|
var fillcolor = eachSeries.color;
|
|
if (pieOption.linearType == 'custom') {
|
|
var grd;
|
|
if(context.createCircularGradient){
|
|
grd = context.createCircularGradient(centerPosition.x, centerPosition.y, eachSeries._radius_)
|
|
}else{
|
|
grd = context.createRadialGradient(centerPosition.x, centerPosition.y, 0,centerPosition.x, centerPosition.y, eachSeries._radius_)
|
|
}
|
|
grd.addColorStop(0, hexToRgb(pieOption.customColor[eachSeries.linearIndex], 1))
|
|
grd.addColorStop(1, hexToRgb(eachSeries.color, 1))
|
|
fillcolor = grd
|
|
}
|
|
context.setFillStyle(fillcolor);
|
|
context.moveTo(centerPosition.x, centerPosition.y);
|
|
context.arc(centerPosition.x, centerPosition.y, eachSeries._radius_, eachSeries._start_, eachSeries._start_ + 2 * eachSeries._proportion_ * Math.PI);
|
|
context.closePath();
|
|
context.fill();
|
|
if (pieOption.border == true) {
|
|
context.stroke();
|
|
}
|
|
});
|
|
if (opts.type === 'ring') {
|
|
var innerPieWidth = radius * 0.6;
|
|
if (typeof pieOption.ringWidth === 'number' && pieOption.ringWidth > 0) {
|
|
innerPieWidth = Math.max(0, radius - pieOption.ringWidth * opts.pix);
|
|
}
|
|
context.beginPath();
|
|
context.setFillStyle(pieOption.centerColor);
|
|
context.moveTo(centerPosition.x, centerPosition.y);
|
|
context.arc(centerPosition.x, centerPosition.y, innerPieWidth, 0, 2 * Math.PI);
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
drawPieText(series, opts, config, context, radius, centerPosition);
|
|
}
|
|
if (process === 1 && opts.type === 'ring') {
|
|
drawRingTitle(opts, config, context, centerPosition);
|
|
}
|
|
return {
|
|
center: centerPosition,
|
|
radius: radius,
|
|
series: series
|
|
};
|
|
}
|
|
|
|
function drawRoseDataPoints(series, opts, config, context) {
|
|
var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
var roseOption = assign({}, {
|
|
type: 'area',
|
|
activeOpacity: 0.5,
|
|
activeRadius: 10,
|
|
offsetAngle: 0,
|
|
labelWidth: 15,
|
|
border: false,
|
|
borderWidth: 2,
|
|
borderColor: '#FFFFFF',
|
|
linearType: 'none',
|
|
customColor: [],
|
|
}, opts.extra.rose);
|
|
if (config.pieChartLinePadding == 0) {
|
|
config.pieChartLinePadding = roseOption.activeRadius * opts.pix;
|
|
}
|
|
var centerPosition = {
|
|
x: opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2,
|
|
y: opts.area[0] + (opts.height - opts.area[0] - opts.area[2]) / 2
|
|
};
|
|
var radius = Math.min((opts.width - opts.area[1] - opts.area[3]) / 2 - config.pieChartLinePadding - config.pieChartTextPadding - config._pieTextMaxLength_, (opts.height - opts.area[0] - opts.area[2]) / 2 - config.pieChartLinePadding - config.pieChartTextPadding);
|
|
radius = radius < 10 ? 10 : radius;
|
|
var minRadius = roseOption.minRadius || radius * 0.5;
|
|
if(radius < minRadius){
|
|
radius = minRadius + 10;
|
|
}
|
|
series = getRoseDataPoints(series, roseOption.type, minRadius, radius, process);
|
|
var activeRadius = roseOption.activeRadius * opts.pix;
|
|
roseOption.customColor = fillCustomColor(roseOption.linearType, roseOption.customColor, series, config);
|
|
series = series.map(function(eachSeries) {
|
|
eachSeries._start_ += (roseOption.offsetAngle || 0) * Math.PI / 180;
|
|
return eachSeries;
|
|
});
|
|
series.forEach(function(eachSeries, seriesIndex) {
|
|
if (opts.tooltip) {
|
|
if (opts.tooltip.index == seriesIndex) {
|
|
context.beginPath();
|
|
context.setFillStyle(hexToRgb(eachSeries.color, roseOption.activeOpacity || 0.5));
|
|
context.moveTo(centerPosition.x, centerPosition.y);
|
|
context.arc(centerPosition.x, centerPosition.y, activeRadius + eachSeries._radius_, eachSeries._start_, eachSeries._start_ + 2 * eachSeries._rose_proportion_ * Math.PI);
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
}
|
|
context.beginPath();
|
|
context.setLineWidth(roseOption.borderWidth * opts.pix);
|
|
context.lineJoin = "round";
|
|
context.setStrokeStyle(roseOption.borderColor);
|
|
var fillcolor = eachSeries.color;
|
|
if (roseOption.linearType == 'custom') {
|
|
var grd;
|
|
if(context.createCircularGradient){
|
|
grd = context.createCircularGradient(centerPosition.x, centerPosition.y, eachSeries._radius_)
|
|
}else{
|
|
grd = context.createRadialGradient(centerPosition.x, centerPosition.y, 0,centerPosition.x, centerPosition.y, eachSeries._radius_)
|
|
}
|
|
grd.addColorStop(0, hexToRgb(roseOption.customColor[eachSeries.linearIndex], 1))
|
|
grd.addColorStop(1, hexToRgb(eachSeries.color, 1))
|
|
fillcolor = grd
|
|
}
|
|
context.setFillStyle(fillcolor);
|
|
context.moveTo(centerPosition.x, centerPosition.y);
|
|
context.arc(centerPosition.x, centerPosition.y, eachSeries._radius_, eachSeries._start_, eachSeries._start_ + 2 * eachSeries._rose_proportion_ * Math.PI);
|
|
context.closePath();
|
|
context.fill();
|
|
if (roseOption.border == true) {
|
|
context.stroke();
|
|
}
|
|
});
|
|
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
drawPieText(series, opts, config, context, radius, centerPosition);
|
|
}
|
|
return {
|
|
center: centerPosition,
|
|
radius: radius,
|
|
series: series
|
|
};
|
|
}
|
|
|
|
function drawArcbarDataPoints(series, opts, config, context) {
|
|
var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
var arcbarOption = assign({}, {
|
|
startAngle: 0.75,
|
|
endAngle: 0.25,
|
|
type: 'default',
|
|
direction: 'cw',
|
|
lineCap: 'round',
|
|
width: 12 ,
|
|
gap: 2 ,
|
|
linearType: 'none',
|
|
customColor: [],
|
|
}, opts.extra.arcbar);
|
|
series = getArcbarDataPoints(series, arcbarOption, process);
|
|
var centerPosition;
|
|
if (arcbarOption.centerX || arcbarOption.centerY) {
|
|
centerPosition = {
|
|
x: arcbarOption.centerX ? arcbarOption.centerX : opts.width / 2,
|
|
y: arcbarOption.centerY ? arcbarOption.centerY : opts.height / 2
|
|
};
|
|
} else {
|
|
centerPosition = {
|
|
x: opts.width / 2,
|
|
y: opts.height / 2
|
|
};
|
|
}
|
|
var radius;
|
|
if (arcbarOption.radius) {
|
|
radius = arcbarOption.radius;
|
|
} else {
|
|
radius = Math.min(centerPosition.x, centerPosition.y);
|
|
radius -= 5 * opts.pix;
|
|
radius -= arcbarOption.width / 2;
|
|
}
|
|
radius = radius < 10 ? 10 : radius;
|
|
arcbarOption.customColor = fillCustomColor(arcbarOption.linearType, arcbarOption.customColor, series, config);
|
|
|
|
for (let i = 0; i < series.length; i++) {
|
|
let eachSeries = series[i];
|
|
//背景颜色
|
|
context.setLineWidth(arcbarOption.width * opts.pix);
|
|
context.setStrokeStyle(arcbarOption.backgroundColor || '#E9E9E9');
|
|
context.setLineCap(arcbarOption.lineCap);
|
|
context.beginPath();
|
|
if (arcbarOption.type == 'default') {
|
|
context.arc(centerPosition.x, centerPosition.y, radius - (arcbarOption.width * opts.pix + arcbarOption.gap * opts.pix) * i, arcbarOption.startAngle * Math.PI, arcbarOption.endAngle * Math.PI, arcbarOption.direction == 'ccw');
|
|
} else {
|
|
context.arc(centerPosition.x, centerPosition.y, radius - (arcbarOption.width * opts.pix + arcbarOption.gap * opts.pix) * i, 0, 2 * Math.PI, arcbarOption.direction == 'ccw');
|
|
}
|
|
context.stroke();
|
|
//进度条
|
|
var fillColor = eachSeries.color
|
|
if(arcbarOption.linearType == 'custom'){
|
|
var grd = context.createLinearGradient(centerPosition.x - radius, centerPosition.y, centerPosition.x + radius, centerPosition.y);
|
|
grd.addColorStop(1, hexToRgb(arcbarOption.customColor[eachSeries.linearIndex], 1))
|
|
grd.addColorStop(0, hexToRgb(eachSeries.color, 1))
|
|
fillColor = grd;
|
|
}
|
|
context.setLineWidth(arcbarOption.width * opts.pix);
|
|
context.setStrokeStyle(fillColor);
|
|
context.setLineCap(arcbarOption.lineCap);
|
|
context.beginPath();
|
|
context.arc(centerPosition.x, centerPosition.y, radius - (arcbarOption.width * opts.pix + arcbarOption.gap * opts.pix) * i, arcbarOption.startAngle * Math.PI, eachSeries._proportion_ * Math.PI, arcbarOption.direction == 'ccw');
|
|
context.stroke();
|
|
}
|
|
drawRingTitle(opts, config, context, centerPosition);
|
|
return {
|
|
center: centerPosition,
|
|
radius: radius,
|
|
series: series
|
|
};
|
|
}
|
|
|
|
function drawGaugeDataPoints(categories, series, opts, config, context) {
|
|
var process = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 1;
|
|
var gaugeOption = assign({}, {
|
|
type: 'default',
|
|
startAngle: 0.75,
|
|
endAngle: 0.25,
|
|
width: 15,
|
|
labelOffset:13,
|
|
splitLine: {
|
|
fixRadius: 0,
|
|
splitNumber: 10,
|
|
width: 15,
|
|
color: '#FFFFFF',
|
|
childNumber: 5,
|
|
childWidth: 5
|
|
},
|
|
pointer: {
|
|
width: 15,
|
|
color: 'auto'
|
|
}
|
|
}, opts.extra.gauge);
|
|
if (gaugeOption.oldAngle == undefined) {
|
|
gaugeOption.oldAngle = gaugeOption.startAngle;
|
|
}
|
|
if (gaugeOption.oldData == undefined) {
|
|
gaugeOption.oldData = 0;
|
|
}
|
|
categories = getGaugeAxisPoints(categories, gaugeOption.startAngle, gaugeOption.endAngle);
|
|
var centerPosition = {
|
|
x: opts.width / 2,
|
|
y: opts.height / 2
|
|
};
|
|
var radius = Math.min(centerPosition.x, centerPosition.y);
|
|
radius -= 5 * opts.pix;
|
|
radius -= gaugeOption.width / 2;
|
|
radius = radius < 10 ? 10 : radius;
|
|
var innerRadius = radius - gaugeOption.width;
|
|
var totalAngle = 0;
|
|
//判断仪表盘的样式：default百度样式，progress新样式
|
|
if (gaugeOption.type == 'progress') {
|
|
//## 第一步画中心圆形背景和进度条背景
|
|
//中心圆形背景
|
|
var pieRadius = radius - gaugeOption.width * 3;
|
|
context.beginPath();
|
|
let gradient = context.createLinearGradient(centerPosition.x, centerPosition.y - pieRadius, centerPosition.x, centerPosition.y + pieRadius);
|
|
//配置渐变填充（起点：中心点向上减半径；结束点中心点向下加半径）
|
|
gradient.addColorStop('0', hexToRgb(series[0].color, 0.3));
|
|
gradient.addColorStop('1.0', hexToRgb("#FFFFFF", 0.1));
|
|
context.setFillStyle(gradient);
|
|
context.arc(centerPosition.x, centerPosition.y, pieRadius, 0, 2 * Math.PI, false);
|
|
context.fill();
|
|
//画进度条背景
|
|
context.setLineWidth(gaugeOption.width);
|
|
context.setStrokeStyle(hexToRgb(series[0].color, 0.3));
|
|
context.setLineCap('round');
|
|
context.beginPath();
|
|
context.arc(centerPosition.x, centerPosition.y, innerRadius, gaugeOption.startAngle * Math.PI, gaugeOption.endAngle * Math.PI, false);
|
|
context.stroke();
|
|
//## 第二步画刻度线
|
|
if (gaugeOption.endAngle < gaugeOption.startAngle) {
|
|
totalAngle = 2 + gaugeOption.endAngle - gaugeOption.startAngle;
|
|
} else {
|
|
totalAngle = gaugeOption.startAngle - gaugeOption.endAngle;
|
|
}
|
|
let splitAngle = totalAngle / gaugeOption.splitLine.splitNumber;
|
|
let childAngle = totalAngle / gaugeOption.splitLine.splitNumber / gaugeOption.splitLine.childNumber;
|
|
let startX = -radius - gaugeOption.width * 0.5 - gaugeOption.splitLine.fixRadius;
|
|
let endX = -radius - gaugeOption.width - gaugeOption.splitLine.fixRadius + gaugeOption.splitLine.width;
|
|
context.save();
|
|
context.translate(centerPosition.x, centerPosition.y);
|
|
context.rotate((gaugeOption.startAngle - 1) * Math.PI);
|
|
let len = gaugeOption.splitLine.splitNumber * gaugeOption.splitLine.childNumber + 1;
|
|
let proc = series[0].data * process;
|
|
for (let i = 0; i < len; i++) {
|
|
context.beginPath();
|
|
//刻度线随进度变色
|
|
if (proc > (i / len)) {
|
|
context.setStrokeStyle(hexToRgb(series[0].color, 1));
|
|
} else {
|
|
context.setStrokeStyle(hexToRgb(series[0].color, 0.3));
|
|
}
|
|
context.setLineWidth(3 * opts.pix);
|
|
context.moveTo(startX, 0);
|
|
context.lineTo(endX, 0);
|
|
context.stroke();
|
|
context.rotate(childAngle * Math.PI);
|
|
}
|
|
context.restore();
|
|
//## 第三步画进度条
|
|
series = getGaugeArcbarDataPoints(series, gaugeOption, process);
|
|
context.setLineWidth(gaugeOption.width);
|
|
context.setStrokeStyle(series[0].color);
|
|
context.setLineCap('round');
|
|
context.beginPath();
|
|
context.arc(centerPosition.x, centerPosition.y, innerRadius, gaugeOption.startAngle * Math.PI, series[0]._proportion_ * Math.PI, false);
|
|
context.stroke();
|
|
//## 第四步画指针
|
|
let pointerRadius = radius - gaugeOption.width * 2.5;
|
|
context.save();
|
|
context.translate(centerPosition.x, centerPosition.y);
|
|
context.rotate((series[0]._proportion_ - 1) * Math.PI);
|
|
context.beginPath();
|
|
context.setLineWidth(gaugeOption.width / 3);
|
|
let gradient3 = context.createLinearGradient(0, -pointerRadius * 0.6, 0, pointerRadius * 0.6);
|
|
gradient3.addColorStop('0', hexToRgb('#FFFFFF', 0));
|
|
gradient3.addColorStop('0.5', hexToRgb(series[0].color, 1));
|
|
gradient3.addColorStop('1.0', hexToRgb('#FFFFFF', 0));
|
|
context.setStrokeStyle(gradient3);
|
|
context.arc(0, 0, pointerRadius, 0.85 * Math.PI, 1.15 * Math.PI, false);
|
|
context.stroke();
|
|
context.beginPath();
|
|
context.setLineWidth(1);
|
|
context.setStrokeStyle(series[0].color);
|
|
context.setFillStyle(series[0].color);
|
|
context.moveTo(-pointerRadius - gaugeOption.width / 3 / 2, -4);
|
|
context.lineTo(-pointerRadius - gaugeOption.width / 3 / 2 - 4, 0);
|
|
context.lineTo(-pointerRadius - gaugeOption.width / 3 / 2, 4);
|
|
context.lineTo(-pointerRadius - gaugeOption.width / 3 / 2, -4);
|
|
context.stroke();
|
|
context.fill();
|
|
context.restore();
|
|
//default百度样式
|
|
} else {
|
|
//画背景
|
|
context.setLineWidth(gaugeOption.width);
|
|
context.setLineCap('butt');
|
|
for (let i = 0; i < categories.length; i++) {
|
|
let eachCategories = categories[i];
|
|
context.beginPath();
|
|
context.setStrokeStyle(eachCategories.color);
|
|
context.arc(centerPosition.x, centerPosition.y, radius, eachCategories._startAngle_ * Math.PI, eachCategories._endAngle_ * Math.PI, false);
|
|
context.stroke();
|
|
}
|
|
context.save();
|
|
//画刻度线
|
|
if (gaugeOption.endAngle < gaugeOption.startAngle) {
|
|
totalAngle = 2 + gaugeOption.endAngle - gaugeOption.startAngle;
|
|
} else {
|
|
totalAngle = gaugeOption.startAngle - gaugeOption.endAngle;
|
|
}
|
|
let splitAngle = totalAngle / gaugeOption.splitLine.splitNumber;
|
|
let childAngle = totalAngle / gaugeOption.splitLine.splitNumber / gaugeOption.splitLine.childNumber;
|
|
let startX = -radius - gaugeOption.width * 0.5 - gaugeOption.splitLine.fixRadius;
|
|
let endX = -radius - gaugeOption.width * 0.5 - gaugeOption.splitLine.fixRadius + gaugeOption.splitLine.width;
|
|
let childendX = -radius - gaugeOption.width * 0.5 - gaugeOption.splitLine.fixRadius + gaugeOption.splitLine.childWidth;
|
|
context.translate(centerPosition.x, centerPosition.y);
|
|
context.rotate((gaugeOption.startAngle - 1) * Math.PI);
|
|
for (let i = 0; i < gaugeOption.splitLine.splitNumber + 1; i++) {
|
|
context.beginPath();
|
|
context.setStrokeStyle(gaugeOption.splitLine.color);
|
|
context.setLineWidth(2 * opts.pix);
|
|
context.moveTo(startX, 0);
|
|
context.lineTo(endX, 0);
|
|
context.stroke();
|
|
context.rotate(splitAngle * Math.PI);
|
|
}
|
|
context.restore();
|
|
context.save();
|
|
context.translate(centerPosition.x, centerPosition.y);
|
|
context.rotate((gaugeOption.startAngle - 1) * Math.PI);
|
|
for (let i = 0; i < gaugeOption.splitLine.splitNumber * gaugeOption.splitLine.childNumber + 1; i++) {
|
|
context.beginPath();
|
|
context.setStrokeStyle(gaugeOption.splitLine.color);
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.moveTo(startX, 0);
|
|
context.lineTo(childendX, 0);
|
|
context.stroke();
|
|
context.rotate(childAngle * Math.PI);
|
|
}
|
|
context.restore();
|
|
//画指针
|
|
series = getGaugeDataPoints(series, categories, gaugeOption, process);
|
|
for (let i = 0; i < series.length; i++) {
|
|
let eachSeries = series[i];
|
|
context.save();
|
|
context.translate(centerPosition.x, centerPosition.y);
|
|
context.rotate((eachSeries._proportion_ - 1) * Math.PI);
|
|
context.beginPath();
|
|
context.setFillStyle(eachSeries.color);
|
|
context.moveTo(gaugeOption.pointer.width, 0);
|
|
context.lineTo(0, -gaugeOption.pointer.width / 2);
|
|
context.lineTo(-innerRadius, 0);
|
|
context.lineTo(0, gaugeOption.pointer.width / 2);
|
|
context.lineTo(gaugeOption.pointer.width, 0);
|
|
context.closePath();
|
|
context.fill();
|
|
context.beginPath();
|
|
context.setFillStyle('#FFFFFF');
|
|
context.arc(0, 0, gaugeOption.pointer.width / 6, 0, 2 * Math.PI, false);
|
|
context.fill();
|
|
context.restore();
|
|
}
|
|
if (opts.dataLabel !== false) {
|
|
drawGaugeLabel(gaugeOption, radius, centerPosition, opts, config, context);
|
|
}
|
|
}
|
|
//画仪表盘标题，副标题
|
|
drawRingTitle(opts, config, context, centerPosition);
|
|
if (process === 1 && opts.type === 'gauge') {
|
|
opts.extra.gauge.oldAngle = series[0]._proportion_;
|
|
opts.extra.gauge.oldData = series[0].data;
|
|
}
|
|
return {
|
|
center: centerPosition,
|
|
radius: radius,
|
|
innerRadius: innerRadius,
|
|
categories: categories,
|
|
totalAngle: totalAngle
|
|
};
|
|
}
|
|
|
|
function drawRadarDataPoints(series, opts, config, context) {
|
|
var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
var radarOption = assign({}, {
|
|
gridColor: '#cccccc',
|
|
gridType: 'radar',
|
|
gridEval:1,
|
|
axisLabel:false,
|
|
axisLabelTofix:0,
|
|
labelShow:true,
|
|
labelColor:'#666666',
|
|
labelPointShow:false,
|
|
labelPointRadius:3,
|
|
labelPointColor:'#cccccc',
|
|
opacity: 0.2,
|
|
gridCount: 3,
|
|
border:false,
|
|
borderWidth:2,
|
|
linearType: 'none',
|
|
customColor: [],
|
|
}, opts.extra.radar);
|
|
var coordinateAngle = getRadarCoordinateSeries(opts.categories.length);
|
|
var centerPosition = {
|
|
x: opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2,
|
|
y: opts.area[0] + (opts.height - opts.area[0] - opts.area[2]) / 2
|
|
};
|
|
var xr = (opts.width - opts.area[1] - opts.area[3]) / 2
|
|
var yr = (opts.height - opts.area[0] - opts.area[2]) / 2
|
|
var radius = Math.min(xr - (getMaxTextListLength(opts.categories, config.fontSize, context) + config.radarLabelTextMargin), yr - config.radarLabelTextMargin);
|
|
radius -= config.radarLabelTextMargin * opts.pix;
|
|
radius = radius < 10 ? 10 : radius;
|
|
radius = radarOption.radius ? radarOption.radius : radius;
|
|
// 画分割线
|
|
context.beginPath();
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.setStrokeStyle(radarOption.gridColor);
|
|
coordinateAngle.forEach(function(angle,index) {
|
|
var pos = convertCoordinateOrigin(radius * Math.cos(angle), radius * Math.sin(angle), centerPosition);
|
|
context.moveTo(centerPosition.x, centerPosition.y);
|
|
if (index % radarOption.gridEval == 0) {
|
|
context.lineTo(pos.x, pos.y);
|
|
}
|
|
});
|
|
context.stroke();
|
|
context.closePath();
|
|
|
|
// 画背景网格
|
|
var _loop = function _loop(i) {
|
|
var startPos = {};
|
|
context.beginPath();
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.setStrokeStyle(radarOption.gridColor);
|
|
if (radarOption.gridType == 'radar') {
|
|
coordinateAngle.forEach(function(angle, index) {
|
|
var pos = convertCoordinateOrigin(radius / radarOption.gridCount * i * Math.cos(angle), radius /
|
|
radarOption.gridCount * i * Math.sin(angle), centerPosition);
|
|
if (index === 0) {
|
|
startPos = pos;
|
|
context.moveTo(pos.x, pos.y);
|
|
} else {
|
|
context.lineTo(pos.x, pos.y);
|
|
}
|
|
});
|
|
context.lineTo(startPos.x, startPos.y);
|
|
} else {
|
|
var pos = convertCoordinateOrigin(radius / radarOption.gridCount * i * Math.cos(1.5), radius / radarOption.gridCount * i * Math.sin(1.5), centerPosition);
|
|
context.arc(centerPosition.x, centerPosition.y, centerPosition.y - pos.y, 0, 2 * Math.PI, false);
|
|
}
|
|
context.stroke();
|
|
context.closePath();
|
|
};
|
|
for (var i = 1; i <= radarOption.gridCount; i++) {
|
|
_loop(i);
|
|
}
|
|
radarOption.customColor = fillCustomColor(radarOption.linearType, radarOption.customColor, series, config);
|
|
var radarDataPoints = getRadarDataPoints(coordinateAngle, centerPosition, radius, series, opts, process);
|
|
radarDataPoints.forEach(function(eachSeries, seriesIndex) {
|
|
// 绘制区域数据
|
|
context.beginPath();
|
|
context.setLineWidth(radarOption.borderWidth * opts.pix);
|
|
context.setStrokeStyle(eachSeries.color);
|
|
|
|
var fillcolor = hexToRgb(eachSeries.color, radarOption.opacity);
|
|
if (radarOption.linearType == 'custom') {
|
|
var grd;
|
|
if(context.createCircularGradient){
|
|
grd = context.createCircularGradient(centerPosition.x, centerPosition.y, radius)
|
|
}else{
|
|
grd = context.createRadialGradient(centerPosition.x, centerPosition.y, 0,centerPosition.x, centerPosition.y, radius)
|
|
}
|
|
grd.addColorStop(0, hexToRgb(radarOption.customColor[series[seriesIndex].linearIndex], radarOption.opacity))
|
|
grd.addColorStop(1, hexToRgb(eachSeries.color, radarOption.opacity))
|
|
fillcolor = grd
|
|
}
|
|
|
|
context.setFillStyle(fillcolor);
|
|
eachSeries.data.forEach(function(item, index) {
|
|
if (index === 0) {
|
|
context.moveTo(item.position.x, item.position.y);
|
|
} else {
|
|
context.lineTo(item.position.x, item.position.y);
|
|
}
|
|
});
|
|
context.closePath();
|
|
context.fill();
|
|
if(radarOption.border === true){
|
|
context.stroke();
|
|
}
|
|
context.closePath();
|
|
if (opts.dataPointShape !== false) {
|
|
var points = eachSeries.data.map(function(item) {
|
|
return item.position;
|
|
});
|
|
drawPointShape(points, eachSeries.color, eachSeries.pointShape, context, opts);
|
|
}
|
|
});
|
|
// 画刻度值
|
|
if(radarOption.axisLabel === true){
|
|
const maxData = Math.max(radarOption.max, Math.max.apply(null, dataCombine(series)));
|
|
const stepLength = radius / radarOption.gridCount;
|
|
const fontSize = opts.fontSize * opts.pix;
|
|
context.setFontSize(fontSize);
|
|
context.setFillStyle(opts.fontColor);
|
|
context.setTextAlign('left');
|
|
for (var i = 0; i < radarOption.gridCount + 1; i++) {
|
|
let label = i * maxData / radarOption.gridCount;
|
|
label = label.toFixed(radarOption.axisLabelTofix);
|
|
context.fillText(String(label), centerPosition.x + 3 * opts.pix, centerPosition.y - i * stepLength + fontSize / 2);
|
|
}
|
|
}
|
|
|
|
// draw label text
|
|
drawRadarLabel(coordinateAngle, radius, centerPosition, opts, config, context);
|
|
|
|
// draw dataLabel
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
radarDataPoints.forEach(function(eachSeries, seriesIndex) {
|
|
context.beginPath();
|
|
var fontSize = eachSeries.textSize * opts.pix || config.fontSize;
|
|
context.setFontSize(fontSize);
|
|
context.setFillStyle(eachSeries.textColor || opts.fontColor);
|
|
eachSeries.data.forEach(function(item, index) {
|
|
//如果是中心点垂直的上下点位
|
|
if(Math.abs(item.position.x - centerPosition.x)<2){
|
|
//如果在上面
|
|
if(item.position.y < centerPosition.y){
|
|
context.setTextAlign('center');
|
|
context.fillText(item.value, item.position.x, item.position.y - 4);
|
|
}else{
|
|
context.setTextAlign('center');
|
|
context.fillText(item.value, item.position.x, item.position.y + fontSize + 2);
|
|
}
|
|
}else{
|
|
//如果在左侧
|
|
if(item.position.x < centerPosition.x){
|
|
context.setTextAlign('right');
|
|
context.fillText(item.value, item.position.x - 4, item.position.y + fontSize / 2 - 2);
|
|
}else{
|
|
context.setTextAlign('left');
|
|
context.fillText(item.value, item.position.x + 4, item.position.y + fontSize / 2 - 2);
|
|
}
|
|
}
|
|
});
|
|
context.closePath();
|
|
context.stroke();
|
|
});
|
|
context.setTextAlign('left');
|
|
}
|
|
|
|
return {
|
|
center: centerPosition,
|
|
radius: radius,
|
|
angleList: coordinateAngle
|
|
};
|
|
}
|
|
|
|
// 经纬度转墨卡托
|
|
function lonlat2mercator(longitude, latitude) {
|
|
var mercator = Array(2);
|
|
var x = longitude * 20037508.34 / 180;
|
|
var y = Math.log(Math.tan((90 + latitude) * Math.PI / 360)) / (Math.PI / 180);
|
|
y = y * 20037508.34 / 180;
|
|
mercator[0] = x;
|
|
mercator[1] = y;
|
|
return mercator;
|
|
}
|
|
|
|
// 墨卡托转经纬度
|
|
function mercator2lonlat(longitude, latitude) {
|
|
var lonlat = Array(2)
|
|
var x = longitude / 20037508.34 * 180;
|
|
var y = latitude / 20037508.34 * 180;
|
|
y = 180 / Math.PI * (2 * Math.atan(Math.exp(y * Math.PI / 180)) - Math.PI / 2);
|
|
lonlat[0] = x;
|
|
lonlat[1] = y;
|
|
return lonlat;
|
|
}
|
|
|
|
function getBoundingBox(data) {
|
|
var bounds = {},coords;
|
|
bounds.xMin = 180;
|
|
bounds.xMax = 0;
|
|
bounds.yMin = 90;
|
|
bounds.yMax = 0
|
|
for (var i = 0; i < data.length; i++) {
|
|
var coorda = data[i].geometry.coordinates
|
|
for (var k = 0; k < coorda.length; k++) {
|
|
coords = coorda[k];
|
|
if (coords.length == 1) {
|
|
coords = coords[0]
|
|
}
|
|
for (var j = 0; j < coords.length; j++) {
|
|
var longitude = coords[j][0];
|
|
var latitude = coords[j][1];
|
|
var point = {
|
|
x: longitude,
|
|
y: latitude
|
|
}
|
|
bounds.xMin = bounds.xMin < point.x ? bounds.xMin : point.x;
|
|
bounds.xMax = bounds.xMax > point.x ? bounds.xMax : point.x;
|
|
bounds.yMin = bounds.yMin < point.y ? bounds.yMin : point.y;
|
|
bounds.yMax = bounds.yMax > point.y ? bounds.yMax : point.y;
|
|
}
|
|
}
|
|
}
|
|
return bounds;
|
|
}
|
|
|
|
function coordinateToPoint(latitude, longitude, bounds, scale, xoffset, yoffset) {
|
|
return {
|
|
x: (longitude - bounds.xMin) * scale + xoffset,
|
|
y: (bounds.yMax - latitude) * scale + yoffset
|
|
};
|
|
}
|
|
|
|
function pointToCoordinate(pointY, pointX, bounds, scale, xoffset, yoffset) {
|
|
return {
|
|
x: (pointX - xoffset) / scale + bounds.xMin,
|
|
y: bounds.yMax - (pointY - yoffset) / scale
|
|
};
|
|
}
|
|
|
|
function isRayIntersectsSegment(poi, s_poi, e_poi) {
|
|
if (s_poi[1] == e_poi[1]) {
|
|
return false;
|
|
}
|
|
if (s_poi[1] > poi[1] && e_poi[1] > poi[1]) {
|
|
return false;
|
|
}
|
|
if (s_poi[1] < poi[1] && e_poi[1] < poi[1]) {
|
|
return false;
|
|
}
|
|
if (s_poi[1] == poi[1] && e_poi[1] > poi[1]) {
|
|
return false;
|
|
}
|
|
if (e_poi[1] == poi[1] && s_poi[1] > poi[1]) {
|
|
return false;
|
|
}
|
|
if (s_poi[0] < poi[0] && e_poi[1] < poi[1]) {
|
|
return false;
|
|
}
|
|
let xseg = e_poi[0] - (e_poi[0] - s_poi[0]) * (e_poi[1] - poi[1]) / (e_poi[1] - s_poi[1]);
|
|
if (xseg < poi[0]) {
|
|
return false;
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
function isPoiWithinPoly(poi, poly, mercator) {
|
|
let sinsc = 0;
|
|
for (let i = 0; i < poly.length; i++) {
|
|
let epoly = poly[i][0];
|
|
if (poly.length == 1) {
|
|
epoly = poly[i][0]
|
|
}
|
|
for (let j = 0; j < epoly.length - 1; j++) {
|
|
let s_poi = epoly[j];
|
|
let e_poi = epoly[j + 1];
|
|
if (mercator) {
|
|
s_poi = lonlat2mercator(epoly[j][0], epoly[j][1]);
|
|
e_poi = lonlat2mercator(epoly[j + 1][0], epoly[j + 1][1]);
|
|
}
|
|
if (isRayIntersectsSegment(poi, s_poi, e_poi)) {
|
|
sinsc += 1;
|
|
}
|
|
}
|
|
}
|
|
if (sinsc % 2 == 1) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function drawMapDataPoints(series, opts, config, context) {
|
|
var mapOption = assign({}, {
|
|
border: true,
|
|
mercator: false,
|
|
borderWidth: 1,
|
|
active:true,
|
|
borderColor: '#666666',
|
|
fillOpacity: 0.6,
|
|
activeBorderColor: '#f04864',
|
|
activeFillColor: '#facc14',
|
|
activeFillOpacity: 1
|
|
}, opts.extra.map);
|
|
var coords, point;
|
|
var data = series;
|
|
var bounds = getBoundingBox(data);
|
|
if (mapOption.mercator) {
|
|
var max = lonlat2mercator(bounds.xMax, bounds.yMax)
|
|
var min = lonlat2mercator(bounds.xMin, bounds.yMin)
|
|
bounds.xMax = max[0]
|
|
bounds.yMax = max[1]
|
|
bounds.xMin = min[0]
|
|
bounds.yMin = min[1]
|
|
}
|
|
var xScale = opts.width / Math.abs(bounds.xMax - bounds.xMin);
|
|
var yScale = opts.height / Math.abs(bounds.yMax - bounds.yMin);
|
|
var scale = xScale < yScale ? xScale : yScale;
|
|
var xoffset = opts.width / 2 - Math.abs(bounds.xMax - bounds.xMin) / 2 * scale;
|
|
var yoffset = opts.height / 2 - Math.abs(bounds.yMax - bounds.yMin) / 2 * scale;
|
|
for (var i = 0; i < data.length; i++) {
|
|
context.beginPath();
|
|
context.setLineWidth(mapOption.borderWidth * opts.pix);
|
|
context.setStrokeStyle(mapOption.borderColor);
|
|
context.setFillStyle(hexToRgb(series[i].color, series[i].fillOpacity||mapOption.fillOpacity));
|
|
if (mapOption.active == true && opts.tooltip) {
|
|
if (opts.tooltip.index == i) {
|
|
context.setStrokeStyle(mapOption.activeBorderColor);
|
|
context.setFillStyle(hexToRgb(mapOption.activeFillColor, mapOption.activeFillOpacity));
|
|
}
|
|
}
|
|
var coorda = data[i].geometry.coordinates
|
|
for (var k = 0; k < coorda.length; k++) {
|
|
coords = coorda[k];
|
|
if (coords.length == 1) {
|
|
coords = coords[0]
|
|
}
|
|
for (var j = 0; j < coords.length; j++) {
|
|
var gaosi = Array(2);
|
|
if (mapOption.mercator) {
|
|
gaosi = lonlat2mercator(coords[j][0], coords[j][1])
|
|
} else {
|
|
gaosi = coords[j]
|
|
}
|
|
point = coordinateToPoint(gaosi[1], gaosi[0], bounds, scale, xoffset, yoffset)
|
|
if (j === 0) {
|
|
context.beginPath();
|
|
context.moveTo(point.x, point.y);
|
|
} else {
|
|
context.lineTo(point.x, point.y);
|
|
}
|
|
}
|
|
context.fill();
|
|
if (mapOption.border == true) {
|
|
context.stroke();
|
|
}
|
|
}
|
|
}
|
|
if (opts.dataLabel == true) {
|
|
for (var i = 0; i < data.length; i++) {
|
|
var centerPoint = data[i].properties.centroid;
|
|
if (centerPoint) {
|
|
if (mapOption.mercator) {
|
|
centerPoint = lonlat2mercator(data[i].properties.centroid[0], data[i].properties.centroid[1])
|
|
}
|
|
point = coordinateToPoint(centerPoint[1], centerPoint[0], bounds, scale, xoffset, yoffset);
|
|
let fontSize = data[i].textSize * opts.pix || config.fontSize;
|
|
let fontColor = data[i].textColor || opts.fontColor;
|
|
if(mapOption.active && mapOption.activeTextColor && opts.tooltip && opts.tooltip.index == i){
|
|
fontColor = mapOption.activeTextColor;
|
|
}
|
|
let text = data[i].properties.name;
|
|
context.beginPath();
|
|
context.setFontSize(fontSize)
|
|
context.setFillStyle(fontColor)
|
|
context.fillText(text, point.x - measureText(text, fontSize, context) / 2, point.y + fontSize / 2);
|
|
context.closePath();
|
|
context.stroke();
|
|
}
|
|
}
|
|
}
|
|
opts.chartData.mapData = {
|
|
bounds: bounds,
|
|
scale: scale,
|
|
xoffset: xoffset,
|
|
yoffset: yoffset,
|
|
mercator: mapOption.mercator
|
|
}
|
|
drawToolTipBridge(opts, config, context, 1);
|
|
context.draw();
|
|
}
|
|
|
|
function normalInt(min, max, iter) {
|
|
iter = iter == 0 ? 1 : iter;
|
|
var arr = [];
|
|
for (var i = 0; i < iter; i++) {
|
|
arr[i] = Math.random();
|
|
};
|
|
return Math.floor(arr.reduce(function(i, j) {
|
|
return i + j
|
|
}) / iter * (max - min)) + min;
|
|
};
|
|
|
|
function collisionNew(area, points, width, height) {
|
|
var isIn = false;
|
|
for (let i = 0; i < points.length; i++) {
|
|
if (points[i].area) {
|
|
if (area[3] < points[i].area[1] || area[0] > points[i].area[2] || area[1] > points[i].area[3] || area[2] < points[i].area[0]) {
|
|
if (area[0] < 0 || area[1] < 0 || area[2] > width || area[3] > height) {
|
|
isIn = true;
|
|
break;
|
|
} else {
|
|
isIn = false;
|
|
}
|
|
} else {
|
|
isIn = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return isIn;
|
|
};
|
|
|
|
function getWordCloudPoint(opts, type, context) {
|
|
let points = opts.series;
|
|
switch (type) {
|
|
case 'normal':
|
|
for (let i = 0; i < points.length; i++) {
|
|
let text = points[i].name;
|
|
let tHeight = points[i].textSize * opts.pix;
|
|
let tWidth = measureText(text, tHeight, context);
|
|
let x, y;
|
|
let area;
|
|
let breaknum = 0;
|
|
while (true) {
|
|
breaknum++;
|
|
x = normalInt(-opts.width / 2, opts.width / 2, 5) - tWidth / 2;
|
|
y = normalInt(-opts.height / 2, opts.height / 2, 5) + tHeight / 2;
|
|
area = [x - 5 + opts.width / 2, y - 5 - tHeight + opts.height / 2, x + tWidth + 5 + opts.width / 2, y + 5 +
|
|
opts.height / 2
|
|
];
|
|
let isCollision = collisionNew(area, points, opts.width, opts.height);
|
|
if (!isCollision) break;
|
|
if (breaknum == 1000) {
|
|
area = [-100, -100, -100, -100];
|
|
break;
|
|
}
|
|
};
|
|
points[i].area = area;
|
|
}
|
|
break;
|
|
case 'vertical':
|
|
function Spin() {
|
|
//获取均匀随机值，是否旋转，旋转的概率为（1-0.5）
|
|
if (Math.random() > 0.7) {
|
|
return true;
|
|
} else {
|
|
return false
|
|
};
|
|
};
|
|
for (let i = 0; i < points.length; i++) {
|
|
let text = points[i].name;
|
|
let tHeight = points[i].textSize * opts.pix;
|
|
let tWidth = measureText(text, tHeight, context);
|
|
let isSpin = Spin();
|
|
let x, y, area, areav;
|
|
let breaknum = 0;
|
|
while (true) {
|
|
breaknum++;
|
|
let isCollision;
|
|
if (isSpin) {
|
|
x = normalInt(-opts.width / 2, opts.width / 2, 5) - tWidth / 2;
|
|
y = normalInt(-opts.height / 2, opts.height / 2, 5) + tHeight / 2;
|
|
area = [y - 5 - tWidth + opts.width / 2, (-x - 5 + opts.height / 2), y + 5 + opts.width / 2, (-x + tHeight + 5 + opts.height / 2)];
|
|
areav = [opts.width - (opts.width / 2 - opts.height / 2) - (-x + tHeight + 5 + opts.height / 2) - 5, (opts.height / 2 - opts.width / 2) + (y - 5 - tWidth + opts.width / 2) - 5, opts.width - (opts.width / 2 - opts.height / 2) - (-x + tHeight + 5 + opts.height / 2) + tHeight, (opts.height / 2 - opts.width / 2) + (y - 5 - tWidth + opts.width / 2) + tWidth + 5];
|
|
isCollision = collisionNew(areav, points, opts.height, opts.width);
|
|
} else {
|
|
x = normalInt(-opts.width / 2, opts.width / 2, 5) - tWidth / 2;
|
|
y = normalInt(-opts.height / 2, opts.height / 2, 5) + tHeight / 2;
|
|
area = [x - 5 + opts.width / 2, y - 5 - tHeight + opts.height / 2, x + tWidth + 5 + opts.width / 2, y + 5 + opts.height / 2];
|
|
isCollision = collisionNew(area, points, opts.width, opts.height);
|
|
}
|
|
if (!isCollision) break;
|
|
if (breaknum == 1000) {
|
|
area = [-1000, -1000, -1000, -1000];
|
|
break;
|
|
}
|
|
};
|
|
if (isSpin) {
|
|
points[i].area = areav;
|
|
points[i].areav = area;
|
|
} else {
|
|
points[i].area = area;
|
|
}
|
|
points[i].rotate = isSpin;
|
|
};
|
|
break;
|
|
}
|
|
return points;
|
|
}
|
|
|
|
function drawWordCloudDataPoints(series, opts, config, context) {
|
|
let process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
let wordOption = assign({}, {
|
|
type: 'normal',
|
|
autoColors: true
|
|
}, opts.extra.word);
|
|
if (!opts.chartData.wordCloudData) {
|
|
opts.chartData.wordCloudData = getWordCloudPoint(opts, wordOption.type, context);
|
|
}
|
|
context.beginPath();
|
|
context.setFillStyle(opts.background);
|
|
context.rect(0, 0, opts.width, opts.height);
|
|
context.fill();
|
|
context.save();
|
|
let points = opts.chartData.wordCloudData;
|
|
context.translate(opts.width / 2, opts.height / 2);
|
|
for (let i = 0; i < points.length; i++) {
|
|
context.save();
|
|
if (points[i].rotate) {
|
|
context.rotate(90 * Math.PI / 180);
|
|
}
|
|
let text = points[i].name;
|
|
let tHeight = points[i].textSize * opts.pix;
|
|
let tWidth = measureText(text, tHeight, context);
|
|
context.beginPath();
|
|
context.setStrokeStyle(points[i].color);
|
|
context.setFillStyle(points[i].color);
|
|
context.setFontSize(tHeight);
|
|
if (points[i].rotate) {
|
|
if (points[i].areav[0] > 0) {
|
|
if (opts.tooltip) {
|
|
if (opts.tooltip.index == i) {
|
|
context.strokeText(text, (points[i].areav[0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2, (points[i].areav[1] + 5 + tHeight - opts.height / 2) * process);
|
|
} else {
|
|
context.fillText(text, (points[i].areav[0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2, (points[i].areav[1] + 5 + tHeight - opts.height / 2) * process);
|
|
}
|
|
} else {
|
|
context.fillText(text, (points[i].areav[0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2, (points[i].areav[1] + 5 + tHeight - opts.height / 2) * process);
|
|
}
|
|
}
|
|
} else {
|
|
if (points[i].area[0] > 0) {
|
|
if (opts.tooltip) {
|
|
if (opts.tooltip.index == i) {
|
|
context.strokeText(text, (points[i].area[0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2, (points[i].area[1] + 5 + tHeight - opts.height / 2) * process);
|
|
} else {
|
|
context.fillText(text, (points[i].area[0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2, (points[i].area[1] + 5 + tHeight - opts.height / 2) * process);
|
|
}
|
|
} else {
|
|
context.fillText(text, (points[i].area[0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2, (points[i].area[1] + 5 + tHeight - opts.height / 2) * process);
|
|
}
|
|
}
|
|
}
|
|
context.stroke();
|
|
context.restore();
|
|
}
|
|
context.restore();
|
|
}
|
|
|
|
function drawFunnelDataPoints(series, opts, config, context) {
|
|
let process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
|
|
let funnelOption = assign({}, {
|
|
type:'funnel',
|
|
activeWidth: 10,
|
|
activeOpacity: 0.3,
|
|
border: false,
|
|
borderWidth: 2,
|
|
borderColor: '#FFFFFF',
|
|
fillOpacity: 1,
|
|
minSize: 0,
|
|
labelAlign: 'right',
|
|
linearType: 'none',
|
|
customColor: [],
|
|
}, opts.extra.funnel);
|
|
let eachSpacing = (opts.height - opts.area[0] - opts.area[2]) / series.length;
|
|
let centerPosition = {
|
|
x: opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2,
|
|
y: opts.height - opts.area[2]
|
|
};
|
|
let activeWidth = funnelOption.activeWidth * opts.pix;
|
|
let radius = Math.min((opts.width - opts.area[1] - opts.area[3]) / 2 - activeWidth, (opts.height - opts.area[0] - opts.area[2]) / 2 - activeWidth);
|
|
let seriesNew = getFunnelDataPoints(series, radius, funnelOption, eachSpacing, process);
|
|
context.save();
|
|
context.translate(centerPosition.x, centerPosition.y);
|
|
funnelOption.customColor = fillCustomColor(funnelOption.linearType, funnelOption.customColor, series, config);
|
|
if(funnelOption.type == 'pyramid'){
|
|
for (let i = 0; i < seriesNew.length; i++) {
|
|
if (i == seriesNew.length -1) {
|
|
if (opts.tooltip) {
|
|
if (opts.tooltip.index == i) {
|
|
context.beginPath();
|
|
context.setFillStyle(hexToRgb(seriesNew[i].color, funnelOption.activeOpacity));
|
|
context.moveTo(-activeWidth, -eachSpacing);
|
|
context.lineTo(-seriesNew[i].radius - activeWidth, 0);
|
|
context.lineTo(seriesNew[i].radius + activeWidth, 0);
|
|
context.lineTo(activeWidth, -eachSpacing);
|
|
context.lineTo(-activeWidth, -eachSpacing);
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
}
|
|
seriesNew[i].funnelArea = [centerPosition.x - seriesNew[i].radius, centerPosition.y - eachSpacing * (i + 1), centerPosition.x + seriesNew[i].radius, centerPosition.y - eachSpacing * i];
|
|
context.beginPath();
|
|
context.setLineWidth(funnelOption.borderWidth * opts.pix);
|
|
context.setStrokeStyle(funnelOption.borderColor);
|
|
var fillColor = hexToRgb(seriesNew[i].color, funnelOption.fillOpacity);
|
|
if (funnelOption.linearType == 'custom') {
|
|
var grd = context.createLinearGradient(seriesNew[i].radius, -eachSpacing, -seriesNew[i].radius, -eachSpacing);
|
|
grd.addColorStop(0, hexToRgb(seriesNew[i].color, funnelOption.fillOpacity));
|
|
grd.addColorStop(0.5, hexToRgb(funnelOption.customColor[seriesNew[i].linearIndex], funnelOption.fillOpacity));
|
|
grd.addColorStop(1, hexToRgb(seriesNew[i].color, funnelOption.fillOpacity));
|
|
fillColor = grd
|
|
}
|
|
context.setFillStyle(fillColor);
|
|
context.moveTo(0, -eachSpacing);
|
|
context.lineTo(-seriesNew[i].radius, 0);
|
|
context.lineTo(seriesNew[i].radius, 0);
|
|
context.lineTo(0, -eachSpacing);
|
|
context.closePath();
|
|
context.fill();
|
|
if (funnelOption.border == true) {
|
|
context.stroke();
|
|
}
|
|
} else {
|
|
if (opts.tooltip) {
|
|
if (opts.tooltip.index == i) {
|
|
context.beginPath();
|
|
context.setFillStyle(hexToRgb(seriesNew[i].color, funnelOption.activeOpacity));
|
|
context.moveTo(0, 0);
|
|
context.lineTo(-seriesNew[i].radius - activeWidth, 0);
|
|
context.lineTo(-seriesNew[i + 1].radius - activeWidth, -eachSpacing);
|
|
context.lineTo(seriesNew[i + 1].radius + activeWidth, -eachSpacing);
|
|
context.lineTo(seriesNew[i].radius + activeWidth, 0);
|
|
context.lineTo(0, 0);
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
}
|
|
seriesNew[i].funnelArea = [centerPosition.x - seriesNew[i].radius, centerPosition.y - eachSpacing * (i + 1), centerPosition.x + seriesNew[i].radius, centerPosition.y - eachSpacing * i];
|
|
context.beginPath();
|
|
context.setLineWidth(funnelOption.borderWidth * opts.pix);
|
|
context.setStrokeStyle(funnelOption.borderColor);
|
|
var fillColor = hexToRgb(seriesNew[i].color, funnelOption.fillOpacity);
|
|
if (funnelOption.linearType == 'custom') {
|
|
var grd = context.createLinearGradient(seriesNew[i].radius, -eachSpacing, -seriesNew[i].radius, -eachSpacing);
|
|
grd.addColorStop(0, hexToRgb(seriesNew[i].color, funnelOption.fillOpacity));
|
|
grd.addColorStop(0.5, hexToRgb(funnelOption.customColor[seriesNew[i].linearIndex], funnelOption.fillOpacity));
|
|
grd.addColorStop(1, hexToRgb(seriesNew[i].color, funnelOption.fillOpacity));
|
|
fillColor = grd
|
|
}
|
|
context.setFillStyle(fillColor);
|
|
context.moveTo(0, 0);
|
|
context.lineTo(-seriesNew[i].radius, 0);
|
|
context.lineTo(-seriesNew[i + 1].radius, -eachSpacing);
|
|
context.lineTo(seriesNew[i + 1].radius, -eachSpacing);
|
|
context.lineTo(seriesNew[i].radius, 0);
|
|
context.lineTo(0, 0);
|
|
context.closePath();
|
|
context.fill();
|
|
if (funnelOption.border == true) {
|
|
context.stroke();
|
|
}
|
|
}
|
|
context.translate(0, -eachSpacing)
|
|
}
|
|
}else{
|
|
context.translate(0, - (seriesNew.length - 1) * eachSpacing);
|
|
for (let i = 0; i < seriesNew.length; i++) {
|
|
if (i == seriesNew.length - 1) {
|
|
if (opts.tooltip) {
|
|
if (opts.tooltip.index == i) {
|
|
context.beginPath();
|
|
context.setFillStyle(hexToRgb(seriesNew[i].color, funnelOption.activeOpacity));
|
|
context.moveTo(-activeWidth - funnelOption.minSize/2, 0);
|
|
context.lineTo(-seriesNew[i].radius - activeWidth, -eachSpacing);
|
|
context.lineTo(seriesNew[i].radius + activeWidth, -eachSpacing);
|
|
context.lineTo(activeWidth + funnelOption.minSize/2, 0);
|
|
context.lineTo(-activeWidth - funnelOption.minSize/2, 0);
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
}
|
|
seriesNew[i].funnelArea = [centerPosition.x - seriesNew[i].radius, centerPosition.y - eachSpacing, centerPosition.x + seriesNew[i].radius, centerPosition.y ];
|
|
context.beginPath();
|
|
context.setLineWidth(funnelOption.borderWidth * opts.pix);
|
|
context.setStrokeStyle(funnelOption.borderColor);
|
|
var fillColor = hexToRgb(seriesNew[i].color, funnelOption.fillOpacity);
|
|
if (funnelOption.linearType == 'custom') {
|
|
var grd = context.createLinearGradient(seriesNew[i].radius, -eachSpacing, -seriesNew[i].radius, -eachSpacing);
|
|
grd.addColorStop(0, hexToRgb(seriesNew[i].color, funnelOption.fillOpacity));
|
|
grd.addColorStop(0.5, hexToRgb(funnelOption.customColor[seriesNew[i].linearIndex], funnelOption.fillOpacity));
|
|
grd.addColorStop(1, hexToRgb(seriesNew[i].color, funnelOption.fillOpacity));
|
|
fillColor = grd
|
|
}
|
|
context.setFillStyle(fillColor);
|
|
context.moveTo(0, 0);
|
|
context.lineTo(-funnelOption.minSize/2, 0);
|
|
context.lineTo(-seriesNew[i].radius, -eachSpacing);
|
|
context.lineTo(seriesNew[i].radius, -eachSpacing);
|
|
context.lineTo(funnelOption.minSize/2, 0);
|
|
context.lineTo(0, 0);
|
|
context.closePath();
|
|
context.fill();
|
|
if (funnelOption.border == true) {
|
|
context.stroke();
|
|
}
|
|
} else {
|
|
if (opts.tooltip) {
|
|
if (opts.tooltip.index == i) {
|
|
context.beginPath();
|
|
context.setFillStyle(hexToRgb(seriesNew[i].color, funnelOption.activeOpacity));
|
|
context.moveTo(0, 0);
|
|
context.lineTo(-seriesNew[i + 1].radius - activeWidth, 0);
|
|
context.lineTo(-seriesNew[i].radius - activeWidth, -eachSpacing);
|
|
context.lineTo(seriesNew[i].radius + activeWidth, -eachSpacing);
|
|
context.lineTo(seriesNew[i + 1].radius + activeWidth, 0);
|
|
context.lineTo(0, 0);
|
|
context.closePath();
|
|
context.fill();
|
|
}
|
|
}
|
|
seriesNew[i].funnelArea = [centerPosition.x - seriesNew[i].radius, centerPosition.y - eachSpacing * (seriesNew.length - i), centerPosition.x + seriesNew[i].radius, centerPosition.y - eachSpacing * (seriesNew.length - i - 1)];
|
|
context.beginPath();
|
|
context.setLineWidth(funnelOption.borderWidth * opts.pix);
|
|
context.setStrokeStyle(funnelOption.borderColor);
|
|
var fillColor = hexToRgb(seriesNew[i].color, funnelOption.fillOpacity);
|
|
if (funnelOption.linearType == 'custom') {
|
|
var grd = context.createLinearGradient(seriesNew[i].radius, -eachSpacing, -seriesNew[i].radius, -eachSpacing);
|
|
grd.addColorStop(0, hexToRgb(seriesNew[i].color, funnelOption.fillOpacity));
|
|
grd.addColorStop(0.5, hexToRgb(funnelOption.customColor[seriesNew[i].linearIndex], funnelOption.fillOpacity));
|
|
grd.addColorStop(1, hexToRgb(seriesNew[i].color, funnelOption.fillOpacity));
|
|
fillColor = grd
|
|
}
|
|
context.setFillStyle(fillColor);
|
|
context.moveTo(0, 0);
|
|
context.lineTo(-seriesNew[i + 1].radius, 0);
|
|
context.lineTo(-seriesNew[i].radius, -eachSpacing);
|
|
context.lineTo(seriesNew[i].radius, -eachSpacing);
|
|
context.lineTo(seriesNew[i + 1].radius, 0);
|
|
context.lineTo(0, 0);
|
|
context.closePath();
|
|
context.fill();
|
|
if (funnelOption.border == true) {
|
|
context.stroke();
|
|
}
|
|
}
|
|
context.translate(0, eachSpacing)
|
|
}
|
|
}
|
|
|
|
context.restore();
|
|
if (opts.dataLabel !== false && process === 1) {
|
|
drawFunnelText(seriesNew, opts, context, eachSpacing, funnelOption.labelAlign, activeWidth, centerPosition);
|
|
}
|
|
if (process === 1) {
|
|
drawFunnelCenterText(seriesNew, opts, context, eachSpacing, funnelOption.labelAlign, activeWidth, centerPosition);
|
|
}
|
|
return {
|
|
center: centerPosition,
|
|
radius: radius,
|
|
series: seriesNew
|
|
};
|
|
}
|
|
|
|
function drawFunnelText(series, opts, context, eachSpacing, labelAlign, activeWidth, centerPosition) {
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
if(item.labelShow === false){
|
|
continue;
|
|
}
|
|
let startX, endX, startY, fontSize;
|
|
let text = item.formatter ? item.formatter(item,i,series,opts) : util.toFixed(item._proportion_ * 100) + '%';
|
|
text = item.labelText ? item.labelText : text;
|
|
if (labelAlign == 'right') {
|
|
if (i == series.length -1) {
|
|
startX = (item.funnelArea[2] + centerPosition.x) / 2;
|
|
} else {
|
|
startX = (item.funnelArea[2] + series[i + 1].funnelArea[2]) / 2;
|
|
}
|
|
endX = startX + activeWidth * 2;
|
|
startY = item.funnelArea[1] + eachSpacing / 2;
|
|
fontSize = item.textSize * opts.pix || opts.fontSize * opts.pix;
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.setStrokeStyle(item.color);
|
|
context.setFillStyle(item.color);
|
|
context.beginPath();
|
|
context.moveTo(startX, startY);
|
|
context.lineTo(endX, startY);
|
|
context.stroke();
|
|
context.closePath();
|
|
context.beginPath();
|
|
context.moveTo(endX, startY);
|
|
context.arc(endX, startY, 2 * opts.pix, 0, 2 * Math.PI);
|
|
context.closePath();
|
|
context.fill();
|
|
context.beginPath();
|
|
context.setFontSize(fontSize);
|
|
context.setFillStyle(item.textColor || opts.fontColor);
|
|
context.fillText(text, endX + 5, startY + fontSize / 2 - 2);
|
|
context.closePath();
|
|
context.stroke();
|
|
context.closePath();
|
|
}
|
|
if (labelAlign == 'left') {
|
|
if (i == series.length -1) {
|
|
startX = (item.funnelArea[0] + centerPosition.x) / 2;
|
|
} else {
|
|
startX = (item.funnelArea[0] + series[i + 1].funnelArea[0]) / 2;
|
|
}
|
|
endX = startX - activeWidth * 2;
|
|
startY = item.funnelArea[1] + eachSpacing / 2;
|
|
fontSize = item.textSize * opts.pix || opts.fontSize * opts.pix;
|
|
context.setLineWidth(1 * opts.pix);
|
|
context.setStrokeStyle(item.color);
|
|
context.setFillStyle(item.color);
|
|
context.beginPath();
|
|
context.moveTo(startX, startY);
|
|
context.lineTo(endX, startY);
|
|
context.stroke();
|
|
context.closePath();
|
|
context.beginPath();
|
|
context.moveTo(endX, startY);
|
|
context.arc(endX, startY, 2, 0, 2 * Math.PI);
|
|
context.closePath();
|
|
context.fill();
|
|
context.beginPath();
|
|
context.setFontSize(fontSize);
|
|
context.setFillStyle(item.textColor || opts.fontColor);
|
|
context.fillText(text, endX - 5 - measureText(text, fontSize, context), startY + fontSize / 2 - 2);
|
|
context.closePath();
|
|
context.stroke();
|
|
context.closePath();
|
|
}
|
|
}
|
|
}
|
|
|
|
function drawFunnelCenterText(series, opts, context, eachSpacing, labelAlign, activeWidth, centerPosition) {
|
|
for (let i = 0; i < series.length; i++) {
|
|
let item = series[i];
|
|
let startY, fontSize;
|
|
if (item.centerText) {
|
|
startY = item.funnelArea[1] + eachSpacing / 2;
|
|
fontSize = item.centerTextSize * opts.pix || opts.fontSize * opts.pix;
|
|
context.beginPath();
|
|
context.setFontSize(fontSize);
|
|
context.setFillStyle(item.centerTextColor || "#FFFFFF");
|
|
context.fillText(item.centerText, centerPosition.x - measureText(item.centerText, fontSize, context) / 2, startY + fontSize / 2 - 2);
|
|
context.closePath();
|
|
context.stroke();
|
|
context.closePath();
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
function drawCanvas(opts, context) {
|
|
context.save();
|
|
context.translate(0, 0.5);
|
|
context.restore();
|
|
context.draw();
|
|
}
|
|
|
|
var Timing = {
|
|
easeIn: function easeIn(pos) {
|
|
return Math.pow(pos, 3);
|
|
},
|
|
easeOut: function easeOut(pos) {
|
|
return Math.pow(pos - 1, 3) + 1;
|
|
},
|
|
easeInOut: function easeInOut(pos) {
|
|
if ((pos /= 0.5) < 1) {
|
|
return 0.5 * Math.pow(pos, 3);
|
|
} else {
|
|
return 0.5 * (Math.pow(pos - 2, 3) + 2);
|
|
}
|
|
},
|
|
linear: function linear(pos) {
|
|
return pos;
|
|
}
|
|
};
|
|
|
|
function Animation(opts) {
|
|
this.isStop = false;
|
|
opts.duration = typeof opts.duration === 'undefined' ? 1000 : opts.duration;
|
|
opts.timing = opts.timing || 'easeInOut';
|
|
var delay = 17;
|
|
function createAnimationFrame() {
|
|
if (typeof setTimeout !== 'undefined') {
|
|
return function(step, delay) {
|
|
setTimeout(function() {
|
|
var timeStamp = +new Date();
|
|
step(timeStamp);
|
|
}, delay);
|
|
};
|
|
} else if (typeof requestAnimationFrame !== 'undefined') {
|
|
return requestAnimationFrame;
|
|
} else {
|
|
return function(step) {
|
|
step(null);
|
|
};
|
|
}
|
|
};
|
|
var animationFrame = createAnimationFrame();
|
|
var startTimeStamp = null;
|
|
var _step = function step(timestamp) {
|
|
if (timestamp === null || this.isStop === true) {
|
|
opts.onProcess && opts.onProcess(1);
|
|
opts.onAnimationFinish && opts.onAnimationFinish();
|
|
return;
|
|
}
|
|
if (startTimeStamp === null) {
|
|
startTimeStamp = timestamp;
|
|
}
|
|
if (timestamp - startTimeStamp < opts.duration) {
|
|
var process = (timestamp - startTimeStamp) / opts.duration;
|
|
var timingFunction = Timing[opts.timing];
|
|
process = timingFunction(process);
|
|
opts.onProcess && opts.onProcess(process);
|
|
animationFrame(_step, delay);
|
|
} else {
|
|
opts.onProcess && opts.onProcess(1);
|
|
opts.onAnimationFinish && opts.onAnimationFinish();
|
|
}
|
|
};
|
|
_step = _step.bind(this);
|
|
animationFrame(_step, delay);
|
|
}
|
|
|
|
Animation.prototype.stop = function() {
|
|
this.isStop = true;
|
|
};
|
|
|
|
function drawCharts(type, opts, config, context) {
|
|
var _this = this;
|
|
var series = opts.series;
|
|
//兼容ECharts饼图类数据格式
|
|
if (type === 'pie' || type === 'ring' || type === 'mount' || type === 'rose' || type === 'funnel') {
|
|
series = fixPieSeries(series, opts, config);
|
|
}
|
|
var categories = opts.categories;
|
|
if (type === 'mount') {
|
|
categories = [];
|
|
for (let j = 0; j < series.length; j++) {
|
|
if(series[j].show !== false) categories.push(series[j].name)
|
|
}
|
|
opts.categories = categories;
|
|
}
|
|
series = fillSeries(series, opts, config);
|
|
var duration = opts.animation ? opts.duration : 0;
|
|
_this.animationInstance && _this.animationInstance.stop();
|
|
var seriesMA = null;
|
|
if (type == 'candle') {
|
|
let average = assign({}, opts.extra.candle.average);
|
|
if (average.show) {
|
|
seriesMA = calCandleMA(average.day, average.name, average.color, series[0].data);
|
|
seriesMA = fillSeries(seriesMA, opts, config);
|
|
opts.seriesMA = seriesMA;
|
|
} else if (opts.seriesMA) {
|
|
seriesMA = opts.seriesMA = fillSeries(opts.seriesMA, opts, config);
|
|
} else {
|
|
seriesMA = series;
|
|
}
|
|
} else {
|
|
seriesMA = series;
|
|
}
|
|
/* 过滤掉show=false的series */
|
|
opts._series_ = series = filterSeries(series);
|
|
//重新计算图表区域
|
|
opts.area = new Array(4);
|
|
//复位绘图区域
|
|
for (let j = 0; j < 4; j++) {
|
|
opts.area[j] = opts.padding[j] * opts.pix;
|
|
}
|
|
//通过计算三大区域：图例、X轴、Y轴的大小，确定绘图区域
|
|
var _calLegendData = calLegendData(seriesMA, opts, config, opts.chartData, context),
|
|
legendHeight = _calLegendData.area.wholeHeight,
|
|
legendWidth = _calLegendData.area.wholeWidth;
|
|
|
|
switch (opts.legend.position) {
|
|
case 'top':
|
|
opts.area[0] += legendHeight;
|
|
break;
|
|
case 'bottom':
|
|
opts.area[2] += legendHeight;
|
|
break;
|
|
case 'left':
|
|
opts.area[3] += legendWidth;
|
|
break;
|
|
case 'right':
|
|
opts.area[1] += legendWidth;
|
|
break;
|
|
}
|
|
|
|
let _calYAxisData = {},
|
|
yAxisWidth = 0;
|
|
if (opts.type === 'line' || opts.type === 'column'|| opts.type === 'mount' || opts.type === 'area' || opts.type === 'mix' || opts.type === 'candle' || opts.type === 'scatter' || opts.type === 'bubble' || opts.type === 'bar') {
|
|
_calYAxisData = calYAxisData(series, opts, config, context);
|
|
yAxisWidth = _calYAxisData.yAxisWidth;
|
|
//如果显示Y轴标题
|
|
if (opts.yAxis.showTitle) {
|
|
let maxTitleHeight = 0;
|
|
for (let i = 0; i < opts.yAxis.data.length; i++) {
|
|
maxTitleHeight = Math.max(maxTitleHeight, opts.yAxis.data[i].titleFontSize ? opts.yAxis.data[i].titleFontSize * opts.pix : config.fontSize)
|
|
}
|
|
opts.area[0] += maxTitleHeight;
|
|
}
|
|
let rightIndex = 0,
|
|
leftIndex = 0;
|
|
//计算主绘图区域左右位置
|
|
for (let i = 0; i < yAxisWidth.length; i++) {
|
|
if (yAxisWidth[i].position == 'left') {
|
|
if (leftIndex > 0) {
|
|
opts.area[3] += yAxisWidth[i].width + opts.yAxis.padding * opts.pix;
|
|
} else {
|
|
opts.area[3] += yAxisWidth[i].width;
|
|
}
|
|
leftIndex += 1;
|
|
} else if (yAxisWidth[i].position == 'right') {
|
|
if (rightIndex > 0) {
|
|
opts.area[1] += yAxisWidth[i].width + opts.yAxis.padding * opts.pix;
|
|
} else {
|
|
opts.area[1] += yAxisWidth[i].width;
|
|
}
|
|
rightIndex += 1;
|
|
}
|
|
}
|
|
} else {
|
|
config.yAxisWidth = yAxisWidth;
|
|
}
|
|
opts.chartData.yAxisData = _calYAxisData;
|
|
|
|
if (opts.categories && opts.categories.length && opts.type !== 'radar' && opts.type !== 'gauge' && opts.type !== 'bar') {
|
|
opts.chartData.xAxisData = getXAxisPoints(opts.categories, opts, config);
|
|
let _calCategoriesData = calCategoriesData(opts.categories, opts, config, opts.chartData.xAxisData.eachSpacing, context),
|
|
xAxisHeight = _calCategoriesData.xAxisHeight,
|
|
angle = _calCategoriesData.angle;
|
|
config.xAxisHeight = xAxisHeight;
|
|
config._xAxisTextAngle_ = angle;
|
|
opts.area[2] += xAxisHeight;
|
|
opts.chartData.categoriesData = _calCategoriesData;
|
|
} else {
|
|
if (opts.type === 'line' || opts.type === 'area' || opts.type === 'scatter' || opts.type === 'bubble' || opts.type === 'bar') {
|
|
opts.chartData.xAxisData = calXAxisData(series, opts, config, context);
|
|
categories = opts.chartData.xAxisData.rangesFormat;
|
|
let _calCategoriesData = calCategoriesData(categories, opts, config, opts.chartData.xAxisData.eachSpacing, context),
|
|
xAxisHeight = _calCategoriesData.xAxisHeight,
|
|
angle = _calCategoriesData.angle;
|
|
config.xAxisHeight = xAxisHeight;
|
|
config._xAxisTextAngle_ = angle;
|
|
opts.area[2] += xAxisHeight;
|
|
opts.chartData.categoriesData = _calCategoriesData;
|
|
} else {
|
|
opts.chartData.xAxisData = {
|
|
xAxisPoints: []
|
|
};
|
|
}
|
|
}
|
|
|
|
//计算右对齐偏移距离
|
|
if (opts.enableScroll && opts.xAxis.scrollAlign == 'right' && opts._scrollDistance_ === undefined) {
|
|
let offsetLeft = 0,
|
|
xAxisPoints = opts.chartData.xAxisData.xAxisPoints,
|
|
startX = opts.chartData.xAxisData.startX,
|
|
endX = opts.chartData.xAxisData.endX,
|
|
eachSpacing = opts.chartData.xAxisData.eachSpacing;
|
|
let totalWidth = eachSpacing * (xAxisPoints.length - 1);
|
|
let screenWidth = endX - startX;
|
|
offsetLeft = screenWidth - totalWidth;
|
|
_this.scrollOption.currentOffset = offsetLeft;
|
|
_this.scrollOption.startTouchX = offsetLeft;
|
|
_this.scrollOption.distance = 0;
|
|
_this.scrollOption.lastMoveTime = 0;
|
|
opts._scrollDistance_ = offsetLeft;
|
|
}
|
|
|
|
if (type === 'pie' || type === 'ring' || type === 'rose') {
|
|
config._pieTextMaxLength_ = opts.dataLabel === false ? 0 : getPieTextMaxLength(seriesMA, config, context, opts);
|
|
}
|
|
|
|
switch (type) {
|
|
case 'word':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
drawWordCloudDataPoints(series, opts, config, context, process);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'map':
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
drawMapDataPoints(series, opts, config, context);
|
|
setTimeout(()=>{
|
|
this.uevent.trigger('renderComplete');
|
|
},50)
|
|
break;
|
|
case 'funnel':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
opts.chartData.funnelData = drawFunnelDataPoints(series, opts, config, context, process);
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'line':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
drawYAxisGrid(categories, opts, config, context);
|
|
drawXAxis(categories, opts, config, context);
|
|
var _drawLineDataPoints = drawLineDataPoints(series, opts, config, context, process),
|
|
xAxisPoints = _drawLineDataPoints.xAxisPoints,
|
|
calPoints = _drawLineDataPoints.calPoints,
|
|
eachSpacing = _drawLineDataPoints.eachSpacing;
|
|
opts.chartData.xAxisPoints = xAxisPoints;
|
|
opts.chartData.calPoints = calPoints;
|
|
opts.chartData.eachSpacing = eachSpacing;
|
|
drawYAxis(series, opts, config, context);
|
|
if (opts.enableMarkLine !== false && process === 1) {
|
|
drawMarkLine(opts, config, context);
|
|
}
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'scatter':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
drawYAxisGrid(categories, opts, config, context);
|
|
drawXAxis(categories, opts, config, context);
|
|
var _drawScatterDataPoints = drawScatterDataPoints(series, opts, config, context, process),
|
|
xAxisPoints = _drawScatterDataPoints.xAxisPoints,
|
|
calPoints = _drawScatterDataPoints.calPoints,
|
|
eachSpacing = _drawScatterDataPoints.eachSpacing;
|
|
opts.chartData.xAxisPoints = xAxisPoints;
|
|
opts.chartData.calPoints = calPoints;
|
|
opts.chartData.eachSpacing = eachSpacing;
|
|
drawYAxis(series, opts, config, context);
|
|
if (opts.enableMarkLine !== false && process === 1) {
|
|
drawMarkLine(opts, config, context);
|
|
}
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'bubble':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
drawYAxisGrid(categories, opts, config, context);
|
|
drawXAxis(categories, opts, config, context);
|
|
var _drawBubbleDataPoints = drawBubbleDataPoints(series, opts, config, context, process),
|
|
xAxisPoints = _drawBubbleDataPoints.xAxisPoints,
|
|
calPoints = _drawBubbleDataPoints.calPoints,
|
|
eachSpacing = _drawBubbleDataPoints.eachSpacing;
|
|
opts.chartData.xAxisPoints = xAxisPoints;
|
|
opts.chartData.calPoints = calPoints;
|
|
opts.chartData.eachSpacing = eachSpacing;
|
|
drawYAxis(series, opts, config, context);
|
|
if (opts.enableMarkLine !== false && process === 1) {
|
|
drawMarkLine(opts, config, context);
|
|
}
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'mix':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
drawYAxisGrid(categories, opts, config, context);
|
|
drawXAxis(categories, opts, config, context);
|
|
var _drawMixDataPoints = drawMixDataPoints(series, opts, config, context, process),
|
|
xAxisPoints = _drawMixDataPoints.xAxisPoints,
|
|
calPoints = _drawMixDataPoints.calPoints,
|
|
eachSpacing = _drawMixDataPoints.eachSpacing;
|
|
opts.chartData.xAxisPoints = xAxisPoints;
|
|
opts.chartData.calPoints = calPoints;
|
|
opts.chartData.eachSpacing = eachSpacing;
|
|
drawYAxis(series, opts, config, context);
|
|
if (opts.enableMarkLine !== false && process === 1) {
|
|
drawMarkLine(opts, config, context);
|
|
}
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'column':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
drawYAxisGrid(categories, opts, config, context);
|
|
drawXAxis(categories, opts, config, context);
|
|
var _drawColumnDataPoints = drawColumnDataPoints(series, opts, config, context, process),
|
|
xAxisPoints = _drawColumnDataPoints.xAxisPoints,
|
|
calPoints = _drawColumnDataPoints.calPoints,
|
|
eachSpacing = _drawColumnDataPoints.eachSpacing;
|
|
opts.chartData.xAxisPoints = xAxisPoints;
|
|
opts.chartData.calPoints = calPoints;
|
|
opts.chartData.eachSpacing = eachSpacing;
|
|
drawYAxis(series, opts, config, context);
|
|
if (opts.enableMarkLine !== false && process === 1) {
|
|
drawMarkLine(opts, config, context);
|
|
}
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'mount':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
drawYAxisGrid(categories, opts, config, context);
|
|
drawXAxis(categories, opts, config, context);
|
|
var _drawMountDataPoints = drawMountDataPoints(series, opts, config, context, process),
|
|
xAxisPoints = _drawMountDataPoints.xAxisPoints,
|
|
calPoints = _drawMountDataPoints.calPoints,
|
|
eachSpacing = _drawMountDataPoints.eachSpacing;
|
|
opts.chartData.xAxisPoints = xAxisPoints;
|
|
opts.chartData.calPoints = calPoints;
|
|
opts.chartData.eachSpacing = eachSpacing;
|
|
drawYAxis(series, opts, config, context);
|
|
if (opts.enableMarkLine !== false && process === 1) {
|
|
drawMarkLine(opts, config, context);
|
|
}
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'bar':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
drawXAxis(categories, opts, config, context);
|
|
var _drawBarDataPoints = drawBarDataPoints(series, opts, config, context, process),
|
|
yAxisPoints = _drawBarDataPoints.yAxisPoints,
|
|
calPoints = _drawBarDataPoints.calPoints,
|
|
eachSpacing = _drawBarDataPoints.eachSpacing;
|
|
opts.chartData.yAxisPoints = yAxisPoints;
|
|
opts.chartData.xAxisPoints = opts.chartData.xAxisData.xAxisPoints;
|
|
opts.chartData.calPoints = calPoints;
|
|
opts.chartData.eachSpacing = eachSpacing;
|
|
drawYAxis(series, opts, config, context);
|
|
if (opts.enableMarkLine !== false && process === 1) {
|
|
drawMarkLine(opts, config, context);
|
|
}
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process, eachSpacing, yAxisPoints);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'area':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
drawYAxisGrid(categories, opts, config, context);
|
|
drawXAxis(categories, opts, config, context);
|
|
var _drawAreaDataPoints = drawAreaDataPoints(series, opts, config, context, process),
|
|
xAxisPoints = _drawAreaDataPoints.xAxisPoints,
|
|
calPoints = _drawAreaDataPoints.calPoints,
|
|
eachSpacing = _drawAreaDataPoints.eachSpacing;
|
|
opts.chartData.xAxisPoints = xAxisPoints;
|
|
opts.chartData.calPoints = calPoints;
|
|
opts.chartData.eachSpacing = eachSpacing;
|
|
drawYAxis(series, opts, config, context);
|
|
if (opts.enableMarkLine !== false && process === 1) {
|
|
drawMarkLine(opts, config, context);
|
|
}
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'ring':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
opts.chartData.pieData = drawPieDataPoints(series, opts, config, context, process);
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'pie':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
opts.chartData.pieData = drawPieDataPoints(series, opts, config, context, process);
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'rose':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
opts.chartData.pieData = drawRoseDataPoints(series, opts, config, context, process);
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'radar':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
opts.chartData.radarData = drawRadarDataPoints(series, opts, config, context, process);
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
drawToolTipBridge(opts, config, context, process);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'arcbar':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
opts.chartData.arcbarData = drawArcbarDataPoints(series, opts, config, context, process);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'gauge':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
opts.chartData.gaugeData = drawGaugeDataPoints(categories, series, opts, config, context, process);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
case 'candle':
|
|
this.animationInstance = new Animation({
|
|
timing: opts.timing,
|
|
duration: duration,
|
|
onProcess: function onProcess(process) {
|
|
context.clearRect(0, 0, opts.width, opts.height);
|
|
if (opts.rotate) {
|
|
contextRotate(context, opts);
|
|
}
|
|
drawYAxisGrid(categories, opts, config, context);
|
|
drawXAxis(categories, opts, config, context);
|
|
var _drawCandleDataPoints = drawCandleDataPoints(series, seriesMA, opts, config, context, process),
|
|
xAxisPoints = _drawCandleDataPoints.xAxisPoints,
|
|
calPoints = _drawCandleDataPoints.calPoints,
|
|
eachSpacing = _drawCandleDataPoints.eachSpacing;
|
|
opts.chartData.xAxisPoints = xAxisPoints;
|
|
opts.chartData.calPoints = calPoints;
|
|
opts.chartData.eachSpacing = eachSpacing;
|
|
drawYAxis(series, opts, config, context);
|
|
if (opts.enableMarkLine !== false && process === 1) {
|
|
drawMarkLine(opts, config, context);
|
|
}
|
|
if (seriesMA) {
|
|
drawLegend(seriesMA, opts, config, context, opts.chartData);
|
|
} else {
|
|
drawLegend(opts.series, opts, config, context, opts.chartData);
|
|
}
|
|
drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
|
|
drawCanvas(opts, context);
|
|
},
|
|
onAnimationFinish: function onAnimationFinish() {
|
|
_this.uevent.trigger('renderComplete');
|
|
}
|
|
});
|
|
break;
|
|
}
|
|
}
|
|
|
|
function uChartsEvent() {
|
|
this.events = {};
|
|
}
|
|
|
|
uChartsEvent.prototype.addEventListener = function(type, listener) {
|
|
this.events[type] = this.events[type] || [];
|
|
this.events[type].push(listener);
|
|
};
|
|
|
|
uChartsEvent.prototype.delEventListener = function(type) {
|
|
this.events[type] = [];
|
|
};
|
|
|
|
uChartsEvent.prototype.trigger = function() {
|
|
for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
|
|
args[_key] = arguments[_key];
|
|
}
|
|
var type = args[0];
|
|
var params = args.slice(1);
|
|
if (!!this.events[type]) {
|
|
this.events[type].forEach(function(listener) {
|
|
try {
|
|
listener.apply(null, params);
|
|
} catch (e) {
|
|
//console.log('[uCharts] '+e);
|
|
}
|
|
});
|
|
}
|
|
};
|
|
|
|
var uCharts = function uCharts(opts) {
|
|
opts.pix = opts.pixelRatio ? opts.pixelRatio : 1;
|
|
opts.fontSize = opts.fontSize ? opts.fontSize : 13;
|
|
opts.fontColor = opts.fontColor ? opts.fontColor : config.fontColor;
|
|
if (opts.background == "" || opts.background == "none") {
|
|
opts.background = "#FFFFFF"
|
|
}
|
|
opts.title = assign({}, opts.title);
|
|
opts.subtitle = assign({}, opts.subtitle);
|
|
opts.duration = opts.duration ? opts.duration : 1000;
|
|
opts.yAxis = assign({}, {
|
|
data: [],
|
|
showTitle: false,
|
|
disabled: false,
|
|
disableGrid: false,
|
|
gridSet: 'number',
|
|
splitNumber: 5,
|
|
gridType: 'solid',
|
|
dashLength: 4 * opts.pix,
|
|
gridColor: '#cccccc',
|
|
padding: 10,
|
|
fontColor: '#666666'
|
|
}, opts.yAxis);
|
|
opts.xAxis = assign({}, {
|
|
rotateLabel: false,
|
|
rotateAngle:45,
|
|
disabled: false,
|
|
disableGrid: false,
|
|
splitNumber: 5,
|
|
calibration:false,
|
|
fontColor: '#666666',
|
|
fontSize: 13,
|
|
lineHeight: 20,
|
|
marginTop: 0,
|
|
gridType: 'solid',
|
|
dashLength: 4,
|
|
scrollAlign: 'left',
|
|
boundaryGap: 'center',
|
|
axisLine: true,
|
|
axisLineColor: '#cccccc',
|
|
titleFontSize: 13,
|
|
titleOffsetY: 0,
|
|
titleOffsetX: 0,
|
|
titleFontColor: '#666666'
|
|
}, opts.xAxis);
|
|
opts.xAxis.scrollPosition = opts.xAxis.scrollAlign;
|
|
opts.legend = assign({}, {
|
|
show: true,
|
|
position: 'bottom',
|
|
float: 'center',
|
|
backgroundColor: 'rgba(0,0,0,0)',
|
|
borderColor: 'rgba(0,0,0,0)',
|
|
borderWidth: 0,
|
|
padding: 5,
|
|
margin: 5,
|
|
itemGap: 10,
|
|
fontSize: opts.fontSize,
|
|
lineHeight: opts.fontSize,
|
|
fontColor: opts.fontColor,
|
|
formatter: {},
|
|
hiddenColor: '#CECECE'
|
|
}, opts.legend);
|
|
opts.extra = assign({
|
|
tooltip:{
|
|
legendShape: 'auto'
|
|
}
|
|
}, opts.extra);
|
|
opts.rotate = opts.rotate ? true : false;
|
|
opts.animation = opts.animation ? true : false;
|
|
opts.rotate = opts.rotate ? true : false;
|
|
opts.canvas2d = opts.canvas2d ? true : false;
|
|
|
|
let config$$1 = assign({}, config);
|
|
config$$1.color = opts.color ? opts.color : config$$1.color;
|
|
if (opts.type == 'pie') {
|
|
config$$1.pieChartLinePadding = opts.dataLabel === false ? 0 : opts.extra.pie.labelWidth * opts.pix || config$$1.pieChartLinePadding * opts.pix;
|
|
}
|
|
if (opts.type == 'ring') {
|
|
config$$1.pieChartLinePadding = opts.dataLabel === false ? 0 : opts.extra.ring.labelWidth * opts.pix || config$$1.pieChartLinePadding * opts.pix;
|
|
}
|
|
if (opts.type == 'rose') {
|
|
config$$1.pieChartLinePadding = opts.dataLabel === false ? 0 : opts.extra.rose.labelWidth * opts.pix || config$$1.pieChartLinePadding * opts.pix;
|
|
}
|
|
config$$1.pieChartTextPadding = opts.dataLabel === false ? 0 : config$$1.pieChartTextPadding * opts.pix;
|
|
|
|
//屏幕旋转
|
|
config$$1.rotate = opts.rotate;
|
|
if (opts.rotate) {
|
|
let tempWidth = opts.width;
|
|
let tempHeight = opts.height;
|
|
opts.width = tempHeight;
|
|
opts.height = tempWidth;
|
|
}
|
|
|
|
//适配高分屏
|
|
opts.padding = opts.padding ? opts.padding : config$$1.padding;
|
|
config$$1.yAxisWidth = config.yAxisWidth * opts.pix;
|
|
config$$1.fontSize = opts.fontSize * opts.pix;
|
|
config$$1.titleFontSize = config.titleFontSize * opts.pix;
|
|
config$$1.subtitleFontSize = config.subtitleFontSize * opts.pix;
|
|
if(!opts.context){
|
|
throw new Error('[uCharts] 未获取到context！注意：v2.0版本后，需要自行获取canvas的绘图上下文并传入opts.context！');
|
|
}
|
|
this.context = opts.context;
|
|
if (!this.context.setTextAlign) {
|
|
this.context.setStrokeStyle = function(e) {
|
|
return this.strokeStyle = e;
|
|
}
|
|
this.context.setLineWidth = function(e) {
|
|
return this.lineWidth = e;
|
|
}
|
|
this.context.setLineCap = function(e) {
|
|
return this.lineCap = e;
|
|
}
|
|
this.context.setFontSize = function(e) {
|
|
return this.font = e + "px sans-serif";
|
|
}
|
|
this.context.setFillStyle = function(e) {
|
|
return this.fillStyle = e;
|
|
}
|
|
this.context.setTextAlign = function(e) {
|
|
return this.textAlign = e;
|
|
}
|
|
this.context.setTextBaseline = function(e) {
|
|
return this.textBaseline = e;
|
|
}
|
|
this.context.setShadow = function(offsetX,offsetY,blur,color) {
|
|
this.shadowColor = color;
|
|
this.shadowOffsetX = offsetX;
|
|
this.shadowOffsetY = offsetY;
|
|
this.shadowBlur = blur;
|
|
}
|
|
this.context.draw = function() {}
|
|
}
|
|
//兼容NVUEsetLineDash
|
|
if(!this.context.setLineDash){
|
|
this.context.setLineDash = function(e) {}
|
|
}
|
|
opts.chartData = {};
|
|
this.uevent = new uChartsEvent();
|
|
this.scrollOption = {
|
|
currentOffset: 0,
|
|
startTouchX: 0,
|
|
distance: 0,
|
|
lastMoveTime: 0
|
|
};
|
|
this.opts = opts;
|
|
this.config = config$$1;
|
|
drawCharts.call(this, opts.type, opts, config$$1, this.context);
|
|
};
|
|
|
|
uCharts.prototype.updateData = function() {
|
|
let data = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
|
|
this.opts = assign({}, this.opts, data);
|
|
this.opts.updateData = true;
|
|
let scrollPosition = data.scrollPosition || 'current';
|
|
switch (scrollPosition) {
|
|
case 'current':
|
|
this.opts._scrollDistance_ = this.scrollOption.currentOffset;
|
|
break;
|
|
case 'left':
|
|
this.opts._scrollDistance_ = 0;
|
|
this.scrollOption = {
|
|
currentOffset: 0,
|
|
startTouchX: 0,
|
|
distance: 0,
|
|
lastMoveTime: 0
|
|
};
|
|
break;
|
|
case 'right':
|
|
let _calYAxisData = calYAxisData(this.opts.series, this.opts, this.config, this.context), yAxisWidth = _calYAxisData.yAxisWidth;
|
|
this.config.yAxisWidth = yAxisWidth;
|
|
let offsetLeft = 0;
|
|
let _getXAxisPoints0 = getXAxisPoints(this.opts.categories, this.opts, this.config), xAxisPoints = _getXAxisPoints0.xAxisPoints,
|
|
startX = _getXAxisPoints0.startX,
|
|
endX = _getXAxisPoints0.endX,
|
|
eachSpacing = _getXAxisPoints0.eachSpacing;
|
|
let totalWidth = eachSpacing * (xAxisPoints.length - 1);
|
|
let screenWidth = endX - startX;
|
|
offsetLeft = screenWidth - totalWidth;
|
|
this.scrollOption = {
|
|
currentOffset: offsetLeft,
|
|
startTouchX: offsetLeft,
|
|
distance: 0,
|
|
lastMoveTime: 0
|
|
};
|
|
this.opts._scrollDistance_ = offsetLeft;
|
|
break;
|
|
}
|
|
drawCharts.call(this, this.opts.type, this.opts, this.config, this.context);
|
|
};
|
|
|
|
uCharts.prototype.zoom = function() {
|
|
var val = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this.opts.xAxis.itemCount;
|
|
if (this.opts.enableScroll !== true) {
|
|
console.log('[uCharts] 请启用滚动条后使用')
|
|
return;
|
|
}
|
|
//当前屏幕中间点
|
|
let centerPoint = Math.round(Math.abs(this.scrollOption.currentOffset) / this.opts.chartData.eachSpacing) + Math.round(this.opts.xAxis.itemCount / 2);
|
|
this.opts.animation = false;
|
|
this.opts.xAxis.itemCount = val.itemCount;
|
|
//重新计算x轴偏移距离
|
|
let _calYAxisData = calYAxisData(this.opts.series, this.opts, this.config, this.context),
|
|
yAxisWidth = _calYAxisData.yAxisWidth;
|
|
this.config.yAxisWidth = yAxisWidth;
|
|
let offsetLeft = 0;
|
|
let _getXAxisPoints0 = getXAxisPoints(this.opts.categories, this.opts, this.config),
|
|
xAxisPoints = _getXAxisPoints0.xAxisPoints,
|
|
startX = _getXAxisPoints0.startX,
|
|
endX = _getXAxisPoints0.endX,
|
|
eachSpacing = _getXAxisPoints0.eachSpacing;
|
|
let centerLeft = eachSpacing * centerPoint;
|
|
let screenWidth = endX - startX;
|
|
let MaxLeft = screenWidth - eachSpacing * (xAxisPoints.length - 1);
|
|
offsetLeft = screenWidth / 2 - centerLeft;
|
|
if (offsetLeft > 0) {
|
|
offsetLeft = 0;
|
|
}
|
|
if (offsetLeft < MaxLeft) {
|
|
offsetLeft = MaxLeft;
|
|
}
|
|
this.scrollOption = {
|
|
currentOffset: offsetLeft,
|
|
startTouchX: 0,
|
|
distance: 0,
|
|
lastMoveTime: 0
|
|
};
|
|
calValidDistance(this, offsetLeft, this.opts.chartData, this.config, this.opts);
|
|
this.opts._scrollDistance_ = offsetLeft;
|
|
drawCharts.call(this, this.opts.type, this.opts, this.config, this.context);
|
|
};
|
|
|
|
uCharts.prototype.dobuleZoom = function(e) {
|
|
if (this.opts.enableScroll !== true) {
|
|
console.log('[uCharts] 请启用滚动条后使用')
|
|
return;
|
|
}
|
|
const tcs = e.changedTouches;
|
|
if (tcs.length < 2) {
|
|
return;
|
|
}
|
|
for (var i = 0; i < tcs.length; i++) {
|
|
tcs[i].x = tcs[i].x ? tcs[i].x : tcs[i].clientX;
|
|
tcs[i].y = tcs[i].y ? tcs[i].y : tcs[i].clientY;
|
|
}
|
|
const ntcs = [getTouches(tcs[0], this.opts, e),getTouches(tcs[1], this.opts, e)];
|
|
const xlength = Math.abs(ntcs[0].x - ntcs[1].x);
|
|
// 记录初始的两指之间的数据
|
|
if(!this.scrollOption.moveCount){
|
|
let cts0 = {changedTouches:[{x:tcs[0].x,y:this.opts.area[0] / this.opts.pix + 2}]};
|
|
let cts1 = {changedTouches:[{x:tcs[1].x,y:this.opts.area[0] / this.opts.pix + 2}]};
|
|
if(this.opts.rotate){
|
|
cts0 = {changedTouches:[{x:this.opts.height / this.opts.pix - this.opts.area[0] / this.opts.pix - 2,y:tcs[0].y}]};
|
|
cts1 = {changedTouches:[{x:this.opts.height / this.opts.pix - this.opts.area[0] / this.opts.pix - 2,y:tcs[1].y}]};
|
|
}
|
|
const moveCurrent1 = this.getCurrentDataIndex(cts0).index;
|
|
const moveCurrent2 = this.getCurrentDataIndex(cts1).index;
|
|
const moveCount = Math.abs(moveCurrent1 - moveCurrent2);
|
|
this.scrollOption.moveCount = moveCount;
|
|
this.scrollOption.moveCurrent1 = Math.min(moveCurrent1, moveCurrent2);
|
|
this.scrollOption.moveCurrent2 = Math.max(moveCurrent1, moveCurrent2);
|
|
return;
|
|
}
|
|
|
|
let currentEachSpacing = xlength / this.scrollOption.moveCount;
|
|
let itemCount = (this.opts.width - this.opts.area[1] - this.opts.area[3]) / currentEachSpacing;
|
|
itemCount = itemCount <= 2 ? 2 : itemCount;
|
|
itemCount = itemCount >= this.opts.categories.length ? this.opts.categories.length : itemCount;
|
|
this.opts.animation = false;
|
|
this.opts.xAxis.itemCount = itemCount;
|
|
// 重新计算滚动条偏移距离
|
|
let offsetLeft = 0;
|
|
let _getXAxisPoints0 = getXAxisPoints(this.opts.categories, this.opts, this.config),
|
|
xAxisPoints = _getXAxisPoints0.xAxisPoints,
|
|
startX = _getXAxisPoints0.startX,
|
|
endX = _getXAxisPoints0.endX,
|
|
eachSpacing = _getXAxisPoints0.eachSpacing;
|
|
let currentLeft = eachSpacing * this.scrollOption.moveCurrent1;
|
|
let screenWidth = endX - startX;
|
|
let MaxLeft = screenWidth - eachSpacing * (xAxisPoints.length - 1);
|
|
offsetLeft = -currentLeft+Math.min(ntcs[0].x,ntcs[1].x)-this.opts.area[3]-eachSpacing;
|
|
if (offsetLeft > 0) {
|
|
offsetLeft = 0;
|
|
}
|
|
if (offsetLeft < MaxLeft) {
|
|
offsetLeft = MaxLeft;
|
|
}
|
|
this.scrollOption.currentOffset= offsetLeft;
|
|
this.scrollOption.startTouchX= 0;
|
|
this.scrollOption.distance=0;
|
|
calValidDistance(this, offsetLeft, this.opts.chartData, this.config, this.opts);
|
|
this.opts._scrollDistance_ = offsetLeft;
|
|
drawCharts.call(this, this.opts.type, this.opts, this.config, this.context);
|
|
}
|
|
|
|
uCharts.prototype.stopAnimation = function() {
|
|
this.animationInstance && this.animationInstance.stop();
|
|
};
|
|
|
|
uCharts.prototype.addEventListener = function(type, listener) {
|
|
this.uevent.addEventListener(type, listener);
|
|
};
|
|
|
|
uCharts.prototype.delEventListener = function(type) {
|
|
this.uevent.delEventListener(type);
|
|
};
|
|
|
|
uCharts.prototype.getCurrentDataIndex = function(e) {
|
|
var touches = null;
|
|
if (e.changedTouches) {
|
|
touches = e.changedTouches[0];
|
|
} else {
|
|
touches = e.mp.changedTouches[0];
|
|
}
|
|
if (touches) {
|
|
let _touches$ = getTouches(touches, this.opts, e);
|
|
if (this.opts.type === 'pie' || this.opts.type === 'ring') {
|
|
return findPieChartCurrentIndex({
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
}, this.opts.chartData.pieData, this.opts);
|
|
} else if (this.opts.type === 'rose') {
|
|
return findRoseChartCurrentIndex({
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
}, this.opts.chartData.pieData, this.opts);
|
|
} else if (this.opts.type === 'radar') {
|
|
return findRadarChartCurrentIndex({
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
}, this.opts.chartData.radarData, this.opts.categories.length);
|
|
} else if (this.opts.type === 'funnel') {
|
|
return findFunnelChartCurrentIndex({
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
}, this.opts.chartData.funnelData);
|
|
} else if (this.opts.type === 'map') {
|
|
return findMapChartCurrentIndex({
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
}, this.opts);
|
|
} else if (this.opts.type === 'word') {
|
|
return findWordChartCurrentIndex({
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
}, this.opts.chartData.wordCloudData);
|
|
} else if (this.opts.type === 'bar') {
|
|
return findBarChartCurrentIndex({
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
}, this.opts.chartData.calPoints, this.opts, this.config, Math.abs(this.scrollOption.currentOffset));
|
|
} else {
|
|
return findCurrentIndex({
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
}, this.opts.chartData.calPoints, this.opts, this.config, Math.abs(this.scrollOption.currentOffset));
|
|
}
|
|
}
|
|
return -1;
|
|
};
|
|
|
|
uCharts.prototype.getLegendDataIndex = function(e) {
|
|
var touches = null;
|
|
if (e.changedTouches) {
|
|
touches = e.changedTouches[0];
|
|
} else {
|
|
touches = e.mp.changedTouches[0];
|
|
}
|
|
if (touches) {
|
|
let _touches$ = getTouches(touches, this.opts, e);
|
|
return findLegendIndex({
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
}, this.opts.chartData.legendData);
|
|
}
|
|
return -1;
|
|
};
|
|
|
|
uCharts.prototype.touchLegend = function(e) {
|
|
var option = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
|
|
var touches = null;
|
|
if (e.changedTouches) {
|
|
touches = e.changedTouches[0];
|
|
} else {
|
|
touches = e.mp.changedTouches[0];
|
|
}
|
|
if (touches) {
|
|
var _touches$ = getTouches(touches, this.opts, e);
|
|
var index = this.getLegendDataIndex(e);
|
|
if (index >= 0) {
|
|
if (this.opts.type == 'candle') {
|
|
this.opts.seriesMA[index].show = !this.opts.seriesMA[index].show;
|
|
} else {
|
|
this.opts.series[index].show = !this.opts.series[index].show;
|
|
}
|
|
this.opts.animation = option.animation ? true : false;
|
|
this.opts._scrollDistance_ = this.scrollOption.currentOffset;
|
|
drawCharts.call(this, this.opts.type, this.opts, this.config, this.context);
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
uCharts.prototype.showToolTip = function(e) {
|
|
var option = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
|
|
var touches = null;
|
|
if (e.changedTouches) {
|
|
touches = e.changedTouches[0];
|
|
} else {
|
|
touches = e.mp.changedTouches[0];
|
|
}
|
|
if (!touches) {
|
|
console.log("[uCharts] 未获取到event坐标信息");
|
|
}
|
|
var _touches$ = getTouches(touches, this.opts, e);
|
|
var currentOffset = this.scrollOption.currentOffset;
|
|
var opts = assign({}, this.opts, {
|
|
_scrollDistance_: currentOffset,
|
|
animation: false
|
|
});
|
|
if (this.opts.type === 'line' || this.opts.type === 'area' || this.opts.type === 'column' || this.opts.type === 'scatter' || this.opts.type === 'bubble') {
|
|
var current = this.getCurrentDataIndex(e);
|
|
var index = option.index == undefined ? current.index : option.index;
|
|
if (index > -1 || index.length>0) {
|
|
var seriesData = getSeriesDataItem(this.opts.series, index, current.group);
|
|
if (seriesData.length !== 0) {
|
|
var _getToolTipData = getToolTipData(seriesData, this.opts, index, current.group, this.opts.categories, option),
|
|
textList = _getToolTipData.textList,
|
|
offset = _getToolTipData.offset;
|
|
offset.y = _touches$.y;
|
|
opts.tooltip = {
|
|
textList: option.textList !== undefined ? option.textList : textList,
|
|
offset: option.offset !== undefined ? option.offset : offset,
|
|
option: option,
|
|
index: index,
|
|
group: current.group
|
|
};
|
|
}
|
|
}
|
|
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
|
}
|
|
if (this.opts.type === 'mount') {
|
|
var index = option.index == undefined ? this.getCurrentDataIndex(e).index : option.index;
|
|
if (index > -1) {
|
|
var opts = assign({}, this.opts, {animation: false});
|
|
var seriesData = assign({}, opts._series_[index]);
|
|
var textList = [{
|
|
text: option.formatter ? option.formatter(seriesData, undefined, index, opts) : seriesData.name + ': ' + seriesData.data,
|
|
color: seriesData.color,
|
|
legendShape: this.opts.extra.tooltip.legendShape == 'auto' ? seriesData.legendShape : this.opts.extra.tooltip.legendShape
|
|
}];
|
|
var offset = {
|
|
x: opts.chartData.calPoints[index].x,
|
|
y: _touches$.y
|
|
};
|
|
opts.tooltip = {
|
|
textList: option.textList ? option.textList : textList,
|
|
offset: option.offset !== undefined ? option.offset : offset,
|
|
option: option,
|
|
index: index
|
|
};
|
|
}
|
|
|
|
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
|
}
|
|
if (this.opts.type === 'bar') {
|
|
var current = this.getCurrentDataIndex(e);
|
|
var index = option.index == undefined ? current.index : option.index;
|
|
if (index > -1 || index.length>0) {
|
|
var seriesData = getSeriesDataItem(this.opts.series, index, current.group);
|
|
if (seriesData.length !== 0) {
|
|
var _getToolTipData = getToolTipData(seriesData, this.opts, index, current.group, this.opts.categories, option),
|
|
textList = _getToolTipData.textList,
|
|
offset = _getToolTipData.offset;
|
|
offset.x = _touches$.x;
|
|
opts.tooltip = {
|
|
textList: option.textList !== undefined ? option.textList : textList,
|
|
offset: option.offset !== undefined ? option.offset : offset,
|
|
option: option,
|
|
index: index
|
|
};
|
|
}
|
|
}
|
|
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
|
}
|
|
if (this.opts.type === 'mix') {
|
|
var current = this.getCurrentDataIndex(e);
|
|
var index = option.index == undefined ? current.index : option.index;
|
|
if (index > -1) {
|
|
var currentOffset = this.scrollOption.currentOffset;
|
|
var opts = assign({}, this.opts, {
|
|
_scrollDistance_: currentOffset,
|
|
animation: false
|
|
});
|
|
var seriesData = getSeriesDataItem(this.opts.series, index);
|
|
if (seriesData.length !== 0) {
|
|
var _getMixToolTipData = getMixToolTipData(seriesData, this.opts, index, this.opts.categories, option),
|
|
textList = _getMixToolTipData.textList,
|
|
offset = _getMixToolTipData.offset;
|
|
offset.y = _touches$.y;
|
|
opts.tooltip = {
|
|
textList: option.textList ? option.textList : textList,
|
|
offset: option.offset !== undefined ? option.offset : offset,
|
|
option: option,
|
|
index: index
|
|
};
|
|
}
|
|
}
|
|
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
|
}
|
|
if (this.opts.type === 'candle') {
|
|
var current = this.getCurrentDataIndex(e);
|
|
var index = option.index == undefined ? current.index : option.index;
|
|
if (index > -1) {
|
|
var currentOffset = this.scrollOption.currentOffset;
|
|
var opts = assign({}, this.opts, {
|
|
_scrollDistance_: currentOffset,
|
|
animation: false
|
|
});
|
|
var seriesData = getSeriesDataItem(this.opts.series, index);
|
|
if (seriesData.length !== 0) {
|
|
var _getToolTipData = getCandleToolTipData(this.opts.series[0].data, seriesData, this.opts, index, this.opts.categories, this.opts.extra.candle, option),
|
|
textList = _getToolTipData.textList,
|
|
offset = _getToolTipData.offset;
|
|
offset.y = _touches$.y;
|
|
opts.tooltip = {
|
|
textList: option.textList ? option.textList : textList,
|
|
offset: option.offset !== undefined ? option.offset : offset,
|
|
option: option,
|
|
index: index
|
|
};
|
|
}
|
|
}
|
|
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
|
}
|
|
if (this.opts.type === 'pie' || this.opts.type === 'ring' || this.opts.type === 'rose' || this.opts.type === 'funnel') {
|
|
var index = option.index == undefined ? this.getCurrentDataIndex(e) : option.index;
|
|
if (index > -1) {
|
|
var opts = assign({}, this.opts, {animation: false});
|
|
var seriesData = assign({}, opts._series_[index]);
|
|
var textList = [{
|
|
text: option.formatter ? option.formatter(seriesData, undefined, index, opts) : seriesData.name + ': ' + seriesData.data,
|
|
color: seriesData.color,
|
|
legendShape: this.opts.extra.tooltip.legendShape == 'auto' ? seriesData.legendShape : this.opts.extra.tooltip.legendShape
|
|
}];
|
|
var offset = {
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
};
|
|
opts.tooltip = {
|
|
textList: option.textList ? option.textList : textList,
|
|
offset: option.offset !== undefined ? option.offset : offset,
|
|
option: option,
|
|
index: index
|
|
};
|
|
}
|
|
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
|
}
|
|
if (this.opts.type === 'map') {
|
|
var index = option.index == undefined ? this.getCurrentDataIndex(e) : option.index;
|
|
if (index > -1) {
|
|
var opts = assign({}, this.opts, {animation: false});
|
|
var seriesData = assign({}, this.opts.series[index]);
|
|
seriesData.name = seriesData.properties.name
|
|
var textList = [{
|
|
text: option.formatter ? option.formatter(seriesData, undefined, index, this.opts) : seriesData.name,
|
|
color: seriesData.color,
|
|
legendShape: this.opts.extra.tooltip.legendShape == 'auto' ? seriesData.legendShape : this.opts.extra.tooltip.legendShape
|
|
}];
|
|
var offset = {
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
};
|
|
opts.tooltip = {
|
|
textList: option.textList ? option.textList : textList,
|
|
offset: option.offset !== undefined ? option.offset : offset,
|
|
option: option,
|
|
index: index
|
|
};
|
|
}
|
|
opts.updateData = false;
|
|
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
|
}
|
|
if (this.opts.type === 'word') {
|
|
var index = option.index == undefined ? this.getCurrentDataIndex(e) : option.index;
|
|
if (index > -1) {
|
|
var opts = assign({}, this.opts, {animation: false});
|
|
var seriesData = assign({}, this.opts.series[index]);
|
|
var textList = [{
|
|
text: option.formatter ? option.formatter(seriesData, undefined, index, this.opts) : seriesData.name,
|
|
color: seriesData.color,
|
|
legendShape: this.opts.extra.tooltip.legendShape == 'auto' ? seriesData.legendShape : this.opts.extra.tooltip.legendShape
|
|
}];
|
|
var offset = {
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
};
|
|
opts.tooltip = {
|
|
textList: option.textList ? option.textList : textList,
|
|
offset: option.offset !== undefined ? option.offset : offset,
|
|
option: option,
|
|
index: index
|
|
};
|
|
}
|
|
opts.updateData = false;
|
|
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
|
}
|
|
if (this.opts.type === 'radar') {
|
|
var index = option.index == undefined ? this.getCurrentDataIndex(e) : option.index;
|
|
if (index > -1) {
|
|
var opts = assign({}, this.opts, {animation: false});
|
|
var seriesData = getSeriesDataItem(this.opts.series, index);
|
|
if (seriesData.length !== 0) {
|
|
var textList = seriesData.map((item) => {
|
|
return {
|
|
text: option.formatter ? option.formatter(item, this.opts.categories[index], index, this.opts) : item.name + ': ' + item.data,
|
|
color: item.color,
|
|
legendShape: this.opts.extra.tooltip.legendShape == 'auto' ? item.legendShape : this.opts.extra.tooltip.legendShape
|
|
};
|
|
});
|
|
var offset = {
|
|
x: _touches$.x,
|
|
y: _touches$.y
|
|
};
|
|
opts.tooltip = {
|
|
textList: option.textList ? option.textList : textList,
|
|
offset: option.offset !== undefined ? option.offset : offset,
|
|
option: option,
|
|
index: index
|
|
};
|
|
}
|
|
}
|
|
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
|
}
|
|
};
|
|
|
|
uCharts.prototype.translate = function(distance) {
|
|
this.scrollOption = {
|
|
currentOffset: distance,
|
|
startTouchX: distance,
|
|
distance: 0,
|
|
lastMoveTime: 0
|
|
};
|
|
let opts = assign({}, this.opts, {
|
|
_scrollDistance_: distance,
|
|
animation: false
|
|
});
|
|
drawCharts.call(this, this.opts.type, opts, this.config, this.context);
|
|
};
|
|
|
|
uCharts.prototype.scrollStart = function(e) {
|
|
var touches = null;
|
|
if (e.changedTouches) {
|
|
touches = e.changedTouches[0];
|
|
} else {
|
|
touches = e.mp.changedTouches[0];
|
|
}
|
|
var _touches$ = getTouches(touches, this.opts, e);
|
|
if (touches && this.opts.enableScroll === true) {
|
|
this.scrollOption.startTouchX = _touches$.x;
|
|
}
|
|
};
|
|
|
|
uCharts.prototype.scroll = function(e) {
|
|
if (this.scrollOption.lastMoveTime === 0) {
|
|
this.scrollOption.lastMoveTime = Date.now();
|
|
}
|
|
let Limit = this.opts.touchMoveLimit || 60;
|
|
let currMoveTime = Date.now();
|
|
let duration = currMoveTime - this.scrollOption.lastMoveTime;
|
|
if (duration < Math.floor(1000 / Limit)) return;
|
|
if (this.scrollOption.startTouchX == 0) return;
|
|
this.scrollOption.lastMoveTime = currMoveTime;
|
|
var touches = null;
|
|
if (e.changedTouches) {
|
|
touches = e.changedTouches[0];
|
|
} else {
|
|
touches = e.mp.changedTouches[0];
|
|
}
|
|
if (touches && this.opts.enableScroll === true) {
|
|
var _touches$ = getTouches(touches, this.opts, e);
|
|
var _distance;
|
|
_distance = _touches$.x - this.scrollOption.startTouchX;
|
|
var currentOffset = this.scrollOption.currentOffset;
|
|
var validDistance = calValidDistance(this, currentOffset + _distance, this.opts.chartData, this.config, this.opts);
|
|
this.scrollOption.distance = _distance = validDistance - currentOffset;
|
|
var opts = assign({}, this.opts, {
|
|
_scrollDistance_: currentOffset + _distance,
|
|
animation: false
|
|
});
|
|
this.opts = opts;
|
|
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
|
return currentOffset + _distance;
|
|
}
|
|
};
|
|
|
|
uCharts.prototype.scrollEnd = function(e) {
|
|
if (this.opts.enableScroll === true) {
|
|
var _scrollOption = this.scrollOption,
|
|
currentOffset = _scrollOption.currentOffset,
|
|
distance = _scrollOption.distance;
|
|
this.scrollOption.currentOffset = currentOffset + distance;
|
|
this.scrollOption.distance = 0;
|
|
this.scrollOption.moveCount = 0;
|
|
}
|
|
};
|
|
|
|
export default uCharts;
|