5659 lines
190 KiB
JavaScript
5659 lines
190 KiB
JavaScript
/*
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* uCharts v1.9.3.20190922
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* uni-app平台高性能跨全端图表，支持H5、APP、小程序（微信/支付宝/百度/头条/QQ/360）
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* Copyright (c) 2019 QIUN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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*
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* uCharts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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yAxisWidth: 15,
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yAxisSplit: 5,
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xAxisHeight: 15,
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xAxisLineHeight: 15,
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legendHeight: 15,
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yAxisTitleWidth: 15,
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padding: [10, 10, 10, 10],
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pixelRatio: 1,
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rotate: false,
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columePadding: 3,
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fontSize: 13,
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//dataPointShape: ['diamond', 'circle', 'triangle', 'rect'],
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dataPointShape: ['circle', 'circle', 'circle', 'circle'],
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colors: ['#1890ff', '#2fc25b', '#facc14', '#f04864', '#8543e0', '#90ed7d'],
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pieChartLinePadding: 15,
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pieChartTextPadding: 5,
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xAxisTextPadding: 3,
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titleColor: '#333333',
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titleFontSize: 20,
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subtitleColor: '#999999',
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subtitleFontSize: 15,
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toolTipPadding: 3,
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toolTipBackground: '#000000',
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toolTipOpacity: 0.7,
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toolTipLineHeight: 20,
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radarLabelTextMargin: 15,
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gaugeLabelTextMargin: 15
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};
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let assign = function (target, ...varArgs) {
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if (target == null) {
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throw new TypeError('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] unvalid series data!');
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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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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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var validDistance = distance;
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if (distance >= 0) {
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validDistance = 0;
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self.event.trigger('scrollLeft');
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} else if (Math.abs(distance) >= dataChartWidth - dataChartAreaWidth) {
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validDistance = dataChartAreaWidth - dataChartWidth;
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self.event.trigger('scrollRight');
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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 calRotateTranslate(x, y, h) {
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var xv = x;
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var yv = h - y;
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var transX = xv + (h - yv - xv) / Math.sqrt(2);
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transX *= -1;
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var transY = (h - yv) * (Math.sqrt(2) - 1) - (h - yv - xv) / Math.sqrt(2);
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return {
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transX: transX,
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transY: transY
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};
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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,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,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 fillSeries(series, opts, config) {
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var index = 0;
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return series.map(function(item) {
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if (!item.color) {
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item.color = config.colors[index];
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index = (index + 1) % config.colors.length;
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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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item.legendShape = "rect";
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break;
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case 'area':
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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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return item;
|
||
});
|
||
}
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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;
|
||
} else if (range >= 0.001) {
|
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limit = 0.001;
|
||
} 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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}
|
||
return {
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||
minRange: findRange(minData, 'lower', limit),
|
||
maxRange: findRange(maxData, 'upper', limit)
|
||
};
|
||
}
|
||
|
||
function measureText(text) {
|
||
var fontSize = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : config.fontSize;
|
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text = String(text);
|
||
var text = text.split('');
|
||
var width = 0;
|
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for (let i = 0; i < text.length; i++) {
|
||
let item = text[i];
|
||
if (/[a-zA-Z]/.test(item)) {
|
||
width += 7;
|
||
} else if (/[0-9]/.test(item)) {
|
||
width += 5.5;
|
||
} else if (/\./.test(item)) {
|
||
width += 2.7;
|
||
} else if (/-/.test(item)) {
|
||
width += 3.25;
|
||
} else if (/[\u4e00-\u9fa5]/.test(item)) {
|
||
width += 10;
|
||
} else if (/\(|\)/.test(item)) {
|
||
width += 3.73;
|
||
} else if (/\s/.test(item)) {
|
||
width += 2.5;
|
||
} else if (/%/.test(item)) {
|
||
width += 8;
|
||
} else {
|
||
width += 10;
|
||
}
|
||
}
|
||
return width * fontSize / 10;
|
||
}
|
||
|
||
function dataCombine(series) {
|
||
return series.reduce(function(a, b) {
|
||
return (a.data ? a.data : a).concat(b.data);
|
||
}, []);
|
||
}
|
||
|
||
function dataCombineStack(series, len) {
|
||
var sum = new Array(len);
|
||
for (var j = 0; j < sum.length; j++) {
|
||
sum[j] = 0;
|
||
}
|
||
for (var i = 0; i < series.length; i++) {
|
||
for (var j = 0; j < sum.length; j++) {
|
||
sum[j] += series[i].data[j];
|
||
}
|
||
}
|
||
return series.reduce(function(a, b) {
|
||
return (a.data ? a.data : a).concat(b.data).concat(sum);
|
||
}, []);
|
||
}
|
||
|
||
function getTouches(touches, opts, e) {
|
||
let x, y;
|
||
if (touches.clientX) {
|
||
if (opts.rotate) {
|
||
y = opts.height - touches.clientX * opts.pixelRatio;
|
||
x = (touches.pageY - e.currentTarget.offsetTop - (opts.height / opts.pixelRatio / 2) * (opts.pixelRatio - 1)) *
|
||
opts.pixelRatio;
|
||
} else {
|
||
x = touches.clientX * opts.pixelRatio;
|
||
y = (touches.pageY - e.currentTarget.offsetTop - (opts.height / opts.pixelRatio / 2) * (opts.pixelRatio - 1)) *
|
||
opts.pixelRatio;
|
||
}
|
||
} else {
|
||
if (opts.rotate) {
|
||
y = opts.height - touches.x * opts.pixelRatio;
|
||
x = touches.y * opts.pixelRatio;
|
||
} else {
|
||
x = touches.x * opts.pixelRatio;
|
||
y = touches.y * opts.pixelRatio;
|
||
}
|
||
}
|
||
return {
|
||
x: x,
|
||
y: y
|
||
}
|
||
}
|
||
|
||
function getSeriesDataItem(series, index) {
|
||
var data = [];
|
||
for (let i = 0; i < series.length; i++) {
|
||
let item = series[i];
|
||
if (item.data[index] !== null && typeof item.data[index] !== '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.name = item.name;
|
||
seriesItem.show = item.show;
|
||
seriesItem.data = item.format ? item.format(item.data[index]) : item.data[index];
|
||
data.push(seriesItem);
|
||
}
|
||
}
|
||
return data;
|
||
}
|
||
|
||
function getMaxTextListLength(list) {
|
||
var lengthList = list.map(function(item) {
|
||
return measureText(item);
|
||
});
|
||
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, calPoints, index, categories) {
|
||
var option = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : {};
|
||
|
||
var textList = seriesData.map(function(item) {
|
||
let titleText=[];
|
||
if(categories){
|
||
titleText=categories;
|
||
}else{
|
||
titleText=item.data;
|
||
}
|
||
return {
|
||
text: option.format ? option.format(item, titleText[index]) : item.name + ': ' + item.data,
|
||
color: item.color
|
||
};
|
||
});
|
||
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]);
|
||
}
|
||
}
|
||
for (let i = 0; i < validCalPoints.length; i++) {
|
||
let item = validCalPoints[i];
|
||
offset.x = Math.round(item.x);
|
||
offset.y += item.y;
|
||
}
|
||
offset.y /= validCalPoints.length;
|
||
return {
|
||
textList: textList,
|
||
offset: offset
|
||
};
|
||
}
|
||
|
||
function getMixToolTipData(seriesData, calPoints, index, categories) {
|
||
var option = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : {};
|
||
var textList = seriesData.map(function(item) {
|
||
return {
|
||
text: option.format ? option.format(item, categories[index]) : item.name + ': ' + item.data,
|
||
color: item.color,
|
||
disableLegend: item.disableLegend ? true : false
|
||
};
|
||
});
|
||
textList = textList.filter(function(item) {
|
||
if (item.disableLegend !== true) {
|
||
return item;
|
||
}
|
||
});
|
||
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]);
|
||
}
|
||
}
|
||
for (let i = 0; i < validCalPoints.length; i++) {
|
||
let item = validCalPoints[i];
|
||
offset.x = Math.round(item.x);
|
||
offset.y += item.y;
|
||
}
|
||
offset.y /= validCalPoints.length;
|
||
return {
|
||
textList: textList,
|
||
offset: offset
|
||
};
|
||
}
|
||
|
||
function getCandleToolTipData(series, seriesData, calPoints, index, categories, extra) {
|
||
var option = arguments.length > 6 && arguments[6] !== undefined ? arguments[6] : {};
|
||
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 = [];
|
||
let text0 = {
|
||
text: categories[index],
|
||
color: null
|
||
};
|
||
textList.push(text0);
|
||
seriesData.map(function(item) {
|
||
if (index == 0 && item.data[1] - item.data[0] < 0) {
|
||
color[1] = downColor;
|
||
} 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]
|
||
};
|
||
let text2 = {
|
||
text: '收盘：' + item.data[1],
|
||
color: color[1]
|
||
};
|
||
let text3 = {
|
||
text: '最低：' + item.data[2],
|
||
color: color[2]
|
||
};
|
||
let text4 = {
|
||
text: '最高：' + item.data[3],
|
||
color: color[3]
|
||
};
|
||
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 currentIndex = -1;
|
||
var spacing = opts.chartData.eachSpacing/2;
|
||
let xAxisPoints=[];
|
||
if(calPoints.length>0){
|
||
if(opts.type=='candle'){
|
||
for(let i=0;i<calPoints[0].length;i++){
|
||
xAxisPoints.push(calPoints[0][i][0].x)
|
||
}
|
||
}else{
|
||
for(let i=0;i<calPoints[0].length;i++){
|
||
xAxisPoints.push(calPoints[0][i].x)
|
||
}
|
||
}
|
||
if((opts.type=='line' || opts.type=='area') && opts.xAxis.boundaryGap=='justify'){
|
||
spacing = opts.chartData.eachSpacing/2;
|
||
}
|
||
if(!opts.categories){
|
||
spacing=0
|
||
}
|
||
if (isInExactChartArea(currentPoints, opts, config)) {
|
||
xAxisPoints.forEach(function(item, index) {
|
||
if (currentPoints.x + offset + spacing > item) {
|
||
currentIndex = index;
|
||
}
|
||
});
|
||
}
|
||
}
|
||
return currentIndex;
|
||
}
|
||
|
||
function findLegendIndex(currentPoints, legendData, opts) {
|
||
let currentIndex = -1;
|
||
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 (currentPoints.x > area[0] && currentPoints.x < area[2] && currentPoints.y > area[1] && currentPoints.y < area[3]) {
|
||
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)){
|
||
currentIndex = i;
|
||
break;
|
||
}
|
||
}
|
||
return currentIndex;
|
||
}
|
||
|
||
function findPieChartCurrentIndex(currentPoints, pieData) {
|
||
var currentIndex = -1;
|
||
if (isInExactPieChartArea(currentPoints, pieData.center, pieData.radius)) {
|
||
var angle = Math.atan2(pieData.center.y - currentPoints.y, currentPoints.x - pieData.center.x);
|
||
angle = -angle;
|
||
for (var i = 0, len = pieData.series.length; i < len; i++) {
|
||
var item = pieData.series[i];
|
||
if (isInAngleRange(angle, item._start_, item._start_ + item._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) {
|
||
var newPoints = [];
|
||
var items = [];
|
||
points.forEach(function(item, index) {
|
||
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) {
|
||
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;
|
||
let margin = opts.legend.margin;
|
||
let fontSize = opts.legend.fontSize;
|
||
let shapeWidth = 15 * opts.pixelRatio;
|
||
let shapeRight = 5 * opts.pixelRatio;
|
||
let lineHeight = Math.max(opts.legend.lineHeight * opts.pixelRatio, 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];
|
||
let itemWidth = shapeWidth + shapeRight + measureText(item.name || 'undefined', fontSize) + opts.legend.itemGap;
|
||
if (widthCount + itemWidth > opts.width - opts.padding[1] - opts.padding[3]) {
|
||
legendList.push(currentRow);
|
||
widthCountArr.push(widthCount - opts.legend.itemGap);
|
||
widthCount = itemWidth;
|
||
currentRow = [item];
|
||
} else {
|
||
widthCount += itemWidth;
|
||
currentRow.push(item);
|
||
}
|
||
}
|
||
if (currentRow.length) {
|
||
legendList.push(currentRow);
|
||
widthCountArr.push(widthCount - opts.legend.itemGap);
|
||
legendData.widthArr = widthCountArr;
|
||
let legendWidth = Math.max.apply(null, widthCountArr);
|
||
switch (opts.legend.float) {
|
||
case 'left':
|
||
legendData.area.start.x = opts.padding[3];
|
||
legendData.area.end.x = opts.padding[3] + 2 * padding;
|
||
break;
|
||
case 'right':
|
||
legendData.area.start.x = opts.width - opts.padding[1] - legendWidth - 2 * padding;
|
||
legendData.area.end.x = opts.width - opts.padding[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.padding[0] - opts.padding[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.padding[0] + margin;
|
||
legendData.area.end.y = opts.padding[0] + margin + legendData.area.height;
|
||
break;
|
||
case 'bottom':
|
||
legendData.area.start.y = opts.height - opts.padding[2] - margin - legendData.area.height;
|
||
legendData.area.end.y = opts.height - opts.padding[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) + opts.legend.itemGap;
|
||
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 + 2 * padding;
|
||
legendData.area.wholeWidth = legendData.area.width + padding;
|
||
}
|
||
}
|
||
|
||
switch (opts.legend.position) {
|
||
case 'top':
|
||
legendData.area.start.y = opts.padding[0] + margin;
|
||
legendData.area.end.y = opts.padding[0] + margin + legendData.area.height;
|
||
break;
|
||
case 'bottom':
|
||
legendData.area.start.y = opts.height - opts.padding[2] - legendData.area.height - margin;
|
||
legendData.area.end.y = opts.height - opts.padding[2] - margin;
|
||
break;
|
||
case 'left':
|
||
legendData.area.start.x = opts.padding[3];
|
||
legendData.area.end.x = opts.padding[3] + legendData.area.width;
|
||
break;
|
||
case 'right':
|
||
legendData.area.start.x = opts.width - opts.padding[1] - legendData.area.width;
|
||
legendData.area.end.x = opts.width - opts.padding[1];
|
||
break;
|
||
}
|
||
chartData.legendData = legendData;
|
||
return legendData;
|
||
}
|
||
|
||
function calCategoriesData(categories, opts, config, eachSpacing) {
|
||
var result = {
|
||
angle: 0,
|
||
xAxisHeight: config.xAxisHeight
|
||
};
|
||
var categoriesTextLenth = categories.map(function(item) {
|
||
return measureText(item,opts.xAxis.fontSize||config.fontSize);
|
||
});
|
||
var maxTextLength = Math.max.apply(this, categoriesTextLenth);
|
||
|
||
if (opts.xAxis.rotateLabel == true && maxTextLength + 2 * config.xAxisTextPadding > eachSpacing) {
|
||
result.angle = 45 * Math.PI / 180;
|
||
result.xAxisHeight = 2 * config.xAxisTextPadding + maxTextLength * Math.sin(result.angle);
|
||
}
|
||
return result;
|
||
}
|
||
|
||
function getXAxisTextList(series, opts, config) {
|
||
var index = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : -1;
|
||
var 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 == Array) {
|
||
return item !== null;
|
||
} else {
|
||
return item.value !== null;
|
||
}
|
||
} else {
|
||
return item !== null;
|
||
}
|
||
});
|
||
data.map(function(item) {
|
||
if (typeof item === 'object') {
|
||
if (item.constructor == Array) {
|
||
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){
|
||
var result = {
|
||
angle: 0,
|
||
xAxisHeight: config.xAxisHeight
|
||
};
|
||
|
||
result.ranges = getXAxisTextList(series, opts, config);
|
||
result.rangesFormat = result.ranges.map(function(item){
|
||
item = opts.xAxis.format? opts.xAxis.format(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.format ? opts.xAxis.format(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);
|
||
});
|
||
|
||
// get max length of categories text
|
||
var maxTextLength = Math.max.apply(this, textLength);
|
||
|
||
// 如果刻度值文本内容过长,则将其逆时针旋转45°
|
||
if (maxTextLength + 2 * config.xAxisTextPadding > eachSpacing) {
|
||
result.angle = 45 * Math.PI / 180;
|
||
result.xAxisHeight = 2 * config.xAxisTextPadding + maxTextLength * Math.sin(result.angle);
|
||
}
|
||
|
||
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.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) {
|
||
var process = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 1;
|
||
series = series.sort(function(a,b){return parseInt(b.data)-parseInt(a.data);});
|
||
for (let i = 0; i < series.length; i++) {
|
||
series[i].radius = series[i].data/series[0].data*radius*process;
|
||
series[i]._proportion_ = series[i].data/series[0].data;
|
||
}
|
||
return series.reverse();
|
||
}
|
||
|
||
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 || type == 'area') {
|
||
item._proportion_ = item.data / count * process;
|
||
item._rose_proportion_ = 1 / series.length * process;
|
||
} else {
|
||
item._proportion_ = item.data / count * process;
|
||
item._rose_proportion_ = item.data / count * process;
|
||
}
|
||
item._radius_ = minRadius + radiusLength * ((item.data - minData) / (maxData - minData));
|
||
}
|
||
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.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 = startAngle - endAngle + 1;
|
||
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 = gaugeOption.startAngle - gaugeOption.endAngle + 1;
|
||
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) {
|
||
series = getPieDataPoints(series);
|
||
let maxLength = 0;
|
||
for (let i = 0; i < series.length; i++) {
|
||
let item = series[i];
|
||
let text = item.format ? item.format(+item._proportion_.toFixed(2)) : util.toFixed(item._proportion_ * 100) + '%';
|
||
maxLength = Math.max(maxLength, measureText(text));
|
||
}
|
||
|
||
return maxLength;
|
||
}
|
||
|
||
function fixColumeData(points, eachSpacing, columnLen, index, config, opts) {
|
||
return points.map(function(item) {
|
||
if (item === null) {
|
||
return null;
|
||
}
|
||
item.width = Math.ceil((eachSpacing - 2 * config.columePadding) / columnLen);
|
||
|
||
if (opts.extra.column && opts.extra.column.width && +opts.extra.column.width > 0) {
|
||
item.width = Math.min(item.width, +opts.extra.column.width);
|
||
}
|
||
if (item.width <= 0) {
|
||
item.width = 1;
|
||
}
|
||
item.x += (index + 0.5 - columnLen / 2) * item.width;
|
||
return item;
|
||
});
|
||
}
|
||
|
||
function fixColumeMeterData(points, eachSpacing, columnLen, index, config, opts, border) {
|
||
return points.map(function(item) {
|
||
if (item === null) {
|
||
return null;
|
||
}
|
||
item.width = Math.ceil((eachSpacing - 2 * config.columePadding) / 2);
|
||
|
||
if (opts.extra.column && opts.extra.column.width && +opts.extra.column.width > 0) {
|
||
item.width = Math.min(item.width, +opts.extra.column.width);
|
||
}
|
||
|
||
if (index > 0) {
|
||
item.width -= 2 * border;
|
||
}
|
||
return item;
|
||
});
|
||
}
|
||
|
||
function fixColumeStackData(points, eachSpacing, columnLen, index, config, opts, series) {
|
||
|
||
return points.map(function(item, indexn) {
|
||
|
||
if (item === null) {
|
||
return null;
|
||
}
|
||
item.width = Math.ceil((eachSpacing - 2 * config.columePadding) / 2);
|
||
|
||
if (opts.extra.column && opts.extra.column.width && +opts.extra.column.width > 0) {
|
||
item.width = Math.min(item.width, +opts.extra.column.width);
|
||
}
|
||
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') && dataCount>1 && opts.xAxis.boundaryGap=='justify'){
|
||
dataCount -=1;
|
||
}
|
||
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 + index * eachSpacing);
|
||
});
|
||
if(opts.xAxis.boundaryGap !=='justify'){
|
||
if (opts.enableScroll === true) {
|
||
xAxisPoints.push(startX + 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'){
|
||
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 == Array) {
|
||
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 += Math.round(eachSpacing / 2);
|
||
}
|
||
var height = validHeight * (value - minRange) / (maxRange - minRange);
|
||
height *= process;
|
||
point.y = opts.height - Math.round(height) - opts.area[2];
|
||
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;
|
||
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 getYAxisTextList(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 == Array) {
|
||
return item !== null;
|
||
} else {
|
||
return item.value !== null;
|
||
}
|
||
} else {
|
||
return item !== null;
|
||
}
|
||
});
|
||
data.map(function(item) {
|
||
if (typeof item === 'object') {
|
||
if (item.constructor == Array) {
|
||
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 = 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.yAxis.data[index].min === 'number') {
|
||
minData = Math.min(opts.yAxis.data[index].min, minData);
|
||
}
|
||
if (typeof opts.yAxis.data[index].max === 'number') {
|
||
maxData = Math.max(opts.yAxis.data[index].max, maxData);
|
||
}
|
||
}else{
|
||
if (typeof opts.yAxis.min === 'number') {
|
||
minData = Math.min(opts.yAxis.min, minData);
|
||
}
|
||
if (typeof opts.yAxis.max === 'number') {
|
||
maxData = Math.max(opts.yAxis.max, maxData);
|
||
}
|
||
}
|
||
|
||
|
||
if (minData === maxData) {
|
||
var rangeSpan = maxData || 10;
|
||
maxData += rangeSpan;
|
||
}
|
||
|
||
var dataRange = getDataRange(minData, maxData);
|
||
var minRange = dataRange.minRange;
|
||
var maxRange = dataRange.maxRange;
|
||
|
||
var range = [];
|
||
var eachRange = (maxRange - minRange) / opts.yAxis.splitNumber;
|
||
|
||
for (var i = 0; i <= opts.yAxis.splitNumber; i++) {
|
||
range.push(minRange + eachRange * i);
|
||
}
|
||
return range.reverse();
|
||
}
|
||
|
||
function calYAxisData(series, opts, config) {
|
||
//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;
|
||
}
|
||
rangesArr[i]=getYAxisTextList(newSeries[i], opts, config, columnstyle.type,i);
|
||
let yAxisFontSizes = yData.fontSize || config.fontSize;
|
||
yAxisWidthArr[i] = {position:yData.position?yData.position:'left',width:0};
|
||
rangesFormatArr[i]= rangesArr[i].map(function(items) {
|
||
items = util.toFixed(items, 6);
|
||
items = yData.format ? yData.format(Number(items)) : items;
|
||
yAxisWidthArr[i].width = Math.max(yAxisWidthArr[i].width, measureText(items, yAxisFontSizes) + 5);
|
||
return items;
|
||
});
|
||
let calibration= yData.calibration? 4*opts.pixelRatio : 0 ;
|
||
yAxisWidthArr[i].width += calibration +3*opts.pixelRatio;
|
||
if (yData.disabled === true) {
|
||
yAxisWidthArr[i].width=0;
|
||
}
|
||
}
|
||
|
||
}else{
|
||
var rangesArr =new Array(1);
|
||
var rangesFormatArr = new Array(1);
|
||
var yAxisWidthArr =new Array(1);
|
||
rangesArr[0] = getYAxisTextList(series, opts, config, columnstyle.type);
|
||
yAxisWidthArr[0] = {position:'left',width:0};
|
||
var yAxisFontSize = opts.yAxis.fontSize || config.fontSize;
|
||
rangesFormatArr[0] = rangesArr[0].map(function(item) {
|
||
item = util.toFixed(item, 6);
|
||
item = opts.yAxis.format ? opts.yAxis.format(Number(item)) : item;
|
||
yAxisWidthArr[0].width = Math.max(yAxisWidthArr[0].width, measureText(item, yAxisFontSize) + 5);
|
||
return item;
|
||
});
|
||
yAxisWidthArr[0].width += 3*opts.pixelRatio;
|
||
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,format:opts.yAxis.format};
|
||
}
|
||
|
||
}
|
||
|
||
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 = ranges[i].shift();
|
||
let minVal = ranges[i].pop();
|
||
let item = maxVal - (maxVal - minVal) * (point - minAxis) / spacingValid;
|
||
item = opts.yAxis.data[i].format ? opts.yAxis.data[i].format(Number(item)) : 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.pixelRatio);
|
||
}else{
|
||
context.setStrokeStyle("#ffffff");
|
||
context.setFillStyle(color);
|
||
context.setLineWidth(1 * opts.pixelRatio);
|
||
}
|
||
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.pixelRatio, item.y);
|
||
context.arc(item.x, item.y, 3 * opts.pixelRatio, 0, 2 * Math.PI, false);
|
||
}
|
||
});
|
||
} else if (shape === 'rect') {
|
||
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);
|
||
}
|
||
});
|
||
}
|
||
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 || config.titleColor;
|
||
var subtitleFontColor = opts.subtitle.color || config.subtitleColor;
|
||
var titleHeight = title ? titlefontSize : 0;
|
||
var subtitleHeight = subtitle ? subtitlefontSize : 0;
|
||
var margin = 5;
|
||
|
||
if (subtitle) {
|
||
var textWidth = measureText(subtitle, subtitlefontSize);
|
||
var startX = center.x - textWidth / 2 + (opts.subtitle.offsetX || 0);
|
||
var startY = center.y + subtitlefontSize / 2 + (opts.subtitle.offsetY || 0);
|
||
if (title) {
|
||
startY += (titleHeight + margin) / 2;
|
||
}
|
||
context.beginPath();
|
||
context.setFontSize(subtitlefontSize);
|
||
context.setFillStyle(subtitleFontColor);
|
||
context.fillText(subtitle, startX, startY);
|
||
context.closePath();
|
||
context.stroke();
|
||
}
|
||
if (title) {
|
||
var _textWidth = measureText(title, titlefontSize);
|
||
var _startX = center.x - _textWidth / 2 + (opts.title.offsetX || 0);
|
||
var _startY = center.y + titlefontSize / 2 + (opts.title.offsetY || 0);
|
||
if (subtitle) {
|
||
_startY -= (subtitleHeight + margin) / 2;
|
||
}
|
||
context.beginPath();
|
||
context.setFontSize(titlefontSize);
|
||
context.setFillStyle(titleFontColor);
|
||
context.fillText(title, _startX, _startY);
|
||
context.closePath();
|
||
context.stroke();
|
||
}
|
||
}
|
||
|
||
function drawPointText(points, series, config, context) {
|
||
// 绘制数据文案
|
||
var data = series.data;
|
||
points.forEach(function(item, index) {
|
||
if (item !== null) {
|
||
//var formatVal = series.format ? series.format(data[index]) : data[index];
|
||
context.beginPath();
|
||
context.setFontSize(series.textSize || config.fontSize);
|
||
context.setFillStyle(series.textColor || '#666666');
|
||
var value = data[index]
|
||
if (typeof data[index] === 'object' && data[index] !== null) {
|
||
if (data[index].constructor == Array) {
|
||
value = data[index][1];
|
||
}else{
|
||
value = data[index].value
|
||
}
|
||
}
|
||
var formatVal = series.format ? series.format(value) : value;
|
||
context.fillText(String(formatVal), item.x - measureText(formatVal, series.textSize || config.fontSize) / 2, item.y -4);
|
||
context.closePath();
|
||
context.stroke();
|
||
}
|
||
});
|
||
|
||
}
|
||
|
||
function drawGaugeLabel(gaugeOption, radius, centerPosition, opts, config, context) {
|
||
radius -= gaugeOption.width / 2 + config.gaugeLabelTextMargin;
|
||
|
||
let totalAngle = gaugeOption.startAngle - gaugeOption.endAngle + 1;
|
||
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.labelFormat ? gaugeOption.labelFormat(nowNumber) : nowNumber;
|
||
pos.x += centerPosition.x - measureText(labelText) / 2;
|
||
pos.y += centerPosition.y;
|
||
var startX = pos.x;
|
||
var startY = pos.y;
|
||
context.beginPath();
|
||
context.setFontSize(config.fontSize);
|
||
context.setFillStyle(gaugeOption.labelColor || '#666666');
|
||
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 || {};
|
||
radius += config.radarLabelTextMargin;
|
||
|
||
angleList.forEach(function(angle, index) {
|
||
var pos = {
|
||
x: radius * Math.cos(angle),
|
||
y: radius * 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] || '') / 2;
|
||
} else if (pos.x < 0) {
|
||
startX -= measureText(opts.categories[index] || '');
|
||
}
|
||
context.beginPath();
|
||
context.setFontSize(config.fontSize);
|
||
context.setFillStyle(radarOption.labelColor || '#666666');
|
||
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) {
|
||
var text = item.format ? item.format(+item._proportion_.toFixed(2)) : util.toFixed(item._proportion_.toFixed(4) * 100) +'%';
|
||
if(item._rose_proportion_) item._proportion_=item._rose_proportion_;
|
||
var arc = 2 * Math.PI - (item._start_ + 2 * Math.PI * item._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,
|
||
};
|
||
});
|
||
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||config.fontSize);
|
||
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++) {
|
||
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.pixelRatio);
|
||
context.setFontSize(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, 0, 2 * Math.PI);
|
||
context.closePath();
|
||
context.fill();
|
||
context.beginPath();
|
||
context.setFontSize(item.textSize || config.fontSize);
|
||
context.setFillStyle(item.textColor || '#666666');
|
||
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.pixelRatio);
|
||
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);
|
||
|
||
let textX = offsetX - 0.5 * textWidth;
|
||
let textY = endY;
|
||
context.beginPath();
|
||
context.setFillStyle(hexToRgb(toolTipOption.labelBgColor || config.toolTipBackground, toolTipOption.labelBgOpacity || config.toolTipOpacity));
|
||
context.setStrokeStyle(toolTipOption.labelBgColor || config.toolTipBackground);
|
||
context.setLineWidth(1 * opts.pixelRatio);
|
||
context.rect(textX - config.toolTipPadding, textY, textWidth + 2 * config.toolTipPadding, config.fontSize + 2 * config.toolTipPadding);
|
||
context.closePath();
|
||
context.stroke();
|
||
context.fill();
|
||
|
||
context.beginPath();
|
||
context.setFontSize(config.fontSize);
|
||
context.setFillStyle(toolTipOption.labelFontColor || config.fontColor);
|
||
context.fillText(String(labelText), textX, textY + config.toolTipPadding + 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,
|
||
labelFontColor: '#666666',
|
||
labelBgColor: '#DFE8FF',
|
||
labelBgOpacity: 0.8,
|
||
yAxisIndex: 0
|
||
}, points[i]);
|
||
|
||
if (markLineOption.type == 'dash') {
|
||
context.setLineDash([markLineOption.dashLength, markLineOption.dashLength]);
|
||
}
|
||
context.setStrokeStyle(item.lineColor);
|
||
context.setLineWidth(1 * opts.pixelRatio);
|
||
context.beginPath();
|
||
context.moveTo(startX, item.y);
|
||
context.lineTo(endX, item.y);
|
||
context.stroke();
|
||
context.setLineDash([]);
|
||
if (item.showLabel) {
|
||
let labelText = opts.yAxis.format ? opts.yAxis.format(Number(item.value)) : item.value;
|
||
context.setFontSize(config.fontSize);
|
||
let textWidth = measureText(labelText, config.fontSize);
|
||
let bgStartX = opts.padding[3] + config.yAxisTitleWidth - config.toolTipPadding;
|
||
let bgEndX = Math.max(opts.area[3], textWidth + config.toolTipPadding * 2);
|
||
let bgWidth = bgEndX - bgStartX;
|
||
|
||
let textX = bgStartX + (bgWidth - textWidth) / 2;
|
||
let textY = item.y;
|
||
context.setFillStyle(hexToRgb(item.labelBgColor, item.labelBgOpacity));
|
||
context.setStrokeStyle(item.labelBgColor);
|
||
context.setLineWidth(1 * opts.pixelRatio);
|
||
context.beginPath();
|
||
context.rect(bgStartX, textY - 0.5 * config.fontSize - config.toolTipPadding, bgWidth, config.fontSize + 2 * config.toolTipPadding);
|
||
context.closePath();
|
||
context.stroke();
|
||
context.fill();
|
||
|
||
context.beginPath();
|
||
context.setFontSize(config.fontSize);
|
||
context.setFillStyle(item.labelFontColor);
|
||
context.fillText(String(labelText), textX, textY + 0.5 * config.fontSize);
|
||
context.stroke();
|
||
}
|
||
}
|
||
}
|
||
|
||
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.pixelRatio);
|
||
context.beginPath();
|
||
context.moveTo(startX, opts.tooltip.offset.y);
|
||
context.lineTo(endX, opts.tooltip.offset.y);
|
||
context.stroke();
|
||
context.setLineDash([]);
|
||
|
||
if (toolTipOption.yAxisLabel) {
|
||
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(config.fontSize);
|
||
let textWidth = measureText(labelText[i], config.fontSize);
|
||
let bgStartX,bgEndX,bgWidth;
|
||
if(widthArr[i].position == 'left'){
|
||
bgStartX = tStartLeft - widthArr[i].width;
|
||
bgEndX = Math.max(bgStartX, bgStartX + textWidth + config.toolTipPadding * 2);
|
||
}else{
|
||
bgStartX = tStartRight;
|
||
bgEndX = Math.max(bgStartX + widthArr[i].width, bgStartX + textWidth + config.toolTipPadding * 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.pixelRatio);
|
||
context.rect(bgStartX, textY - 0.5 * config.fontSize - config.toolTipPadding, bgWidth, config.fontSize + 2 * config.toolTipPadding);
|
||
context.closePath();
|
||
context.stroke();
|
||
context.fill();
|
||
|
||
context.beginPath();
|
||
context.setFontSize(config.fontSize);
|
||
context.setFillStyle(toolTipOption.labelFontColor || config.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);
|
||
}else{
|
||
tStartRight +=widthArr[i].width+ opts.yAxis.padding;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
function drawToolTipSplitArea(offsetX, opts, config, context, eachSpacing) {
|
||
var toolTipOption = assign({}, {
|
||
activeBgColor: '#000000',
|
||
activeBgOpacity: 0.08
|
||
}, opts.extra.tooltip);
|
||
var startY = opts.area[0];
|
||
var endY = opts.height - opts.area[2];
|
||
context.beginPath();
|
||
context.setFillStyle(hexToRgb(toolTipOption.activeBgColor, toolTipOption.activeBgOpacity));
|
||
context.rect(offsetX - eachSpacing / 2, startY, eachSpacing, endY - startY);
|
||
context.closePath();
|
||
context.fill();
|
||
}
|
||
|
||
function drawToolTip(textList, offset, opts, config, context, eachSpacing, xAxisPoints) {
|
||
var toolTipOption = assign({}, {
|
||
showBox:true,
|
||
bgColor: '#000000',
|
||
bgOpacity: 0.7,
|
||
fontColor: '#FFFFFF'
|
||
}, opts.extra.tooltip);
|
||
var legendWidth = 4 * opts.pixelRatio;
|
||
var legendMarginRight = 5 * opts.pixelRatio;
|
||
var arrowWidth = 8 * opts.pixelRatio;
|
||
var isOverRightBorder = false;
|
||
if (opts.type == 'line' || opts.type == 'area' || opts.type == 'candle' || opts.type == 'mix') {
|
||
drawToolTipSplitLine(opts.tooltip.offset.x, opts, config, context);
|
||
}
|
||
|
||
offset = assign({
|
||
x: 0,
|
||
y: 0
|
||
}, offset);
|
||
offset.y -= 8 * opts.pixelRatio;
|
||
var textWidth = textList.map(function(item) {
|
||
return measureText(item.text, config.fontSize);
|
||
});
|
||
var toolTipWidth = legendWidth + legendMarginRight + 4 * config.toolTipPadding + Math.max.apply(null, textWidth);
|
||
var toolTipHeight = 2 * config.toolTipPadding + textList.length * config.toolTipLineHeight;
|
||
|
||
if(toolTipOption.showBox == false){ return }
|
||
// if beyond the right border
|
||
if (offset.x - Math.abs(opts._scrollDistance_) + 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 || config.toolTipBackground, toolTipOption.bgOpacity || config.toolTipOpacity));
|
||
if (isOverRightBorder) {
|
||
context.moveTo(offset.x, offset.y + 10 * opts.pixelRatio);
|
||
context.lineTo(offset.x - arrowWidth, offset.y + 10 * opts.pixelRatio - 5 * opts.pixelRatio);
|
||
context.lineTo(offset.x - arrowWidth, offset.y);
|
||
context.lineTo(offset.x - arrowWidth - Math.round(toolTipWidth), offset.y);
|
||
context.lineTo(offset.x - arrowWidth - Math.round(toolTipWidth), offset.y + toolTipHeight);
|
||
context.lineTo(offset.x - arrowWidth, offset.y + toolTipHeight);
|
||
context.lineTo(offset.x - arrowWidth, offset.y + 10 * opts.pixelRatio + 5 * opts.pixelRatio);
|
||
context.lineTo(offset.x, offset.y + 10 * opts.pixelRatio);
|
||
} else {
|
||
context.moveTo(offset.x, offset.y + 10 * opts.pixelRatio);
|
||
context.lineTo(offset.x + arrowWidth, offset.y + 10 * opts.pixelRatio - 5 * opts.pixelRatio);
|
||
context.lineTo(offset.x + arrowWidth, offset.y);
|
||
context.lineTo(offset.x + arrowWidth + Math.round(toolTipWidth), offset.y);
|
||
context.lineTo(offset.x + arrowWidth + Math.round(toolTipWidth), offset.y + toolTipHeight);
|
||
context.lineTo(offset.x + arrowWidth, offset.y + toolTipHeight);
|
||
context.lineTo(offset.x + arrowWidth, offset.y + 10 * opts.pixelRatio + 5 * opts.pixelRatio);
|
||
context.lineTo(offset.x, offset.y + 10 * opts.pixelRatio);
|
||
}
|
||
|
||
context.closePath();
|
||
context.fill();
|
||
|
||
// draw legend
|
||
textList.forEach(function(item, index) {
|
||
if (item.color !== null) {
|
||
context.beginPath();
|
||
context.setFillStyle(item.color);
|
||
var startX = offset.x + arrowWidth + 2 * config.toolTipPadding;
|
||
var startY = offset.y + (config.toolTipLineHeight - config.fontSize) / 2 + config.toolTipLineHeight * index +
|
||
config.toolTipPadding + 1;
|
||
if (isOverRightBorder) {
|
||
startX = offset.x - toolTipWidth - arrowWidth + 2 * config.toolTipPadding;
|
||
}
|
||
context.fillRect(startX, startY, legendWidth, config.fontSize);
|
||
context.closePath();
|
||
}
|
||
});
|
||
|
||
// draw text list
|
||
|
||
textList.forEach(function(item, index) {
|
||
var startX = offset.x + arrowWidth + 2 * config.toolTipPadding + legendWidth + legendMarginRight;
|
||
if (isOverRightBorder) {
|
||
startX = offset.x - toolTipWidth - arrowWidth + 2 * config.toolTipPadding + +legendWidth + legendMarginRight;
|
||
}
|
||
var startY = offset.y + (config.toolTipLineHeight - config.fontSize) / 2 + config.toolTipLineHeight * index +
|
||
config.toolTipPadding;
|
||
context.beginPath();
|
||
context.setFontSize(config.fontSize);
|
||
context.setFillStyle(toolTipOption.fontColor);
|
||
context.fillText(item.text, startX, startY + config.fontSize);
|
||
context.closePath();
|
||
context.stroke();
|
||
});
|
||
}
|
||
|
||
function drawYAxisTitle(title, opts, config, context) {
|
||
var startX = config.xAxisHeight + (opts.height - config.xAxisHeight - measureText(title)) / 2;
|
||
context.save();
|
||
context.beginPath();
|
||
context.setFontSize(config.fontSize);
|
||
context.setFillStyle(opts.yAxis.titleFontColor || '#333333');
|
||
context.translate(0, opts.height);
|
||
context.rotate(-90 * Math.PI / 180);
|
||
context.fillText(title, startX, opts.padding[3] + 0.5 * config.fontSize);
|
||
context.closePath();
|
||
context.stroke();
|
||
context.restore();
|
||
}
|
||
|
||
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,
|
||
meter: {
|
||
border: 4,
|
||
fillColor: '#FFFFFF'
|
||
}
|
||
}, 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);
|
||
}
|
||
|
||
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 = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, 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];
|
||
if (item !== null && i>leftNum && i<rightNum) {
|
||
context.beginPath();
|
||
context.setStrokeStyle(item.color || eachSeries.color);
|
||
context.setLineWidth(1)
|
||
context.setFillStyle(item.color || eachSeries.color);
|
||
var startX = item.x - item.width / 2;
|
||
var height = opts.height - item.y - opts.area[2];
|
||
context.moveTo(startX, item.y);
|
||
context.lineTo(startX+item.width-2,item.y);
|
||
context.lineTo(startX+item.width-2,opts.height - opts.area[2]);
|
||
context.lineTo(startX,opts.height - opts.area[2]);
|
||
context.lineTo(startX,item.y);
|
||
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();
|
||
context.setFillStyle(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.moveTo(startX, item.y);
|
||
context.fillRect(startX, item.y, item.width - 2, 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.meter.border);
|
||
if (seriesIndex == 0) {
|
||
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();
|
||
context.setFillStyle(columnOption.meter.fillColor);
|
||
var startX = item.x - item.width / 2;
|
||
var height = opts.height - item.y - opts.area[2];
|
||
context.moveTo(startX, item.y);
|
||
context.fillRect(startX, item.y, item.width, height);
|
||
context.closePath();
|
||
context.fill();
|
||
//画边框线
|
||
if (columnOption.meter.border > 0) {
|
||
context.beginPath();
|
||
context.setStrokeStyle(eachSeries.color);
|
||
context.setLineWidth(columnOption.meter.border * opts.pixelRatio);
|
||
context.moveTo(startX + columnOption.meter.border * 0.5, item.y + height);
|
||
context.lineTo(startX + columnOption.meter.border * 0.5, item.y + columnOption.meter.border * 0.5);
|
||
context.lineTo(startX + item.width - columnOption.meter.border * 0.5, item.y + columnOption.meter.border * 0.5);
|
||
context.lineTo(startX + item.width - columnOption.meter.border * 0.5, item.y + height);
|
||
context.stroke();
|
||
}
|
||
}
|
||
};
|
||
} else {
|
||
for(let i=0;i<points.length;i++){
|
||
let item=points[i];
|
||
if (item !== null && i>leftNum && i<rightNum) {
|
||
context.beginPath();
|
||
context.setFillStyle(item.color || eachSeries.color);
|
||
var startX = item.x - item.width / 2;
|
||
var height = opts.height - item.y - opts.area[2];
|
||
context.moveTo(startX, item.y);
|
||
context.fillRect(startX, item.y, item.width, height);
|
||
context.closePath();
|
||
context.fill();
|
||
}
|
||
};
|
||
}
|
||
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 = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
||
points = fixColumeData(points, eachSpacing, series.length, seriesIndex, config, opts);
|
||
drawPointText(points, eachSeries, config, context);
|
||
break;
|
||
case 'stack':
|
||
var points = getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
|
||
drawPointText(points, eachSeries, config, context);
|
||
break;
|
||
case 'meter':
|
||
var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
|
||
drawPointText(points, eachSeries, config, context);
|
||
break;
|
||
}
|
||
});
|
||
}
|
||
|
||
context.restore();
|
||
|
||
return {
|
||
xAxisPoints: xAxisPoints,
|
||
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.colors
|
||
}, 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+opts.area[3];
|
||
rightSpace=leftSpace+(opts.xAxis.itemCount+4)*eachSpacing;
|
||
}
|
||
|
||
//画均线
|
||
if (candleOption.average.show) {
|
||
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);
|
||
|
||
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);
|
||
|
||
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.pixelRatio);
|
||
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.pixelRatio);
|
||
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
|
||
},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+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);
|
||
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.pixelRatio);
|
||
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);
|
||
}
|
||
};
|
||
} 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();
|
||
|
||
//画连线
|
||
if (areaOption.addLine) {
|
||
if (eachSeries.lineType == 'dash') {
|
||
let dashLength = eachSeries.dashLength?eachSeries.dashLength:8;
|
||
dashLength *= opts.pixelRatio;
|
||
context.setLineDash([dashLength, dashLength]);
|
||
}
|
||
context.beginPath();
|
||
context.setStrokeStyle(eachSeries.color);
|
||
context.setLineWidth(areaOption.width * opts.pixelRatio);
|
||
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);
|
||
}
|
||
};
|
||
} 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([]);
|
||
}
|
||
}
|
||
|
||
//画点
|
||
if (opts.dataPointShape !== false) {
|
||
drawPointShape(points, eachSeries.color, eachSeries.pointShape, context, opts);
|
||
}
|
||
|
||
});
|
||
|
||
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);
|
||
});
|
||
}
|
||
|
||
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
|
||
},opts.extra.line);
|
||
lineOption.width *=opts.pixelRatio;
|
||
|
||
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+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);
|
||
calPoints.push(points);
|
||
var splitPointList = splitPoints(points);
|
||
|
||
if (eachSeries.lineType == 'dash') {
|
||
let dashLength = eachSeries.dashLength?eachSeries.dashLength:8;
|
||
dashLength *= opts.pixelRatio;
|
||
context.setLineDash([dashLength, dashLength]);
|
||
}
|
||
context.beginPath();
|
||
context.setStrokeStyle(eachSeries.color);
|
||
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);
|
||
}
|
||
};
|
||
} 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([]);
|
||
|
||
if (opts.dataPointShape !== false) {
|
||
drawPointShape(points, eachSeries.color, eachSeries.pointShape, context, opts);
|
||
}
|
||
});
|
||
|
||
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);
|
||
});
|
||
}
|
||
|
||
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 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+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);
|
||
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) {
|
||
context.beginPath();
|
||
context.setStrokeStyle(item.color || eachSeries.color);
|
||
context.setLineWidth(1)
|
||
context.setFillStyle(item.color || eachSeries.color);
|
||
var startX = item.x - item.width / 2;
|
||
var height = opts.height - item.y - opts.area[2];
|
||
context.moveTo(startX, item.y);
|
||
context.moveTo(startX, item.y);
|
||
context.lineTo(startX+item.width-2,item.y);
|
||
context.lineTo(startX+item.width-2,opts.height - opts.area[2]);
|
||
context.lineTo(startX,opts.height - opts.area[2]);
|
||
context.lineTo(startX,item.y);
|
||
context.closePath();
|
||
context.stroke();
|
||
context.fill();
|
||
context.closePath();
|
||
context.fill();
|
||
}
|
||
}
|
||
columnIndex += 1;
|
||
}
|
||
|
||
//绘制区域图数据
|
||
|
||
if (eachSeries.type == 'area') {
|
||
let splitPointList = splitPoints(points);
|
||
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.setFillStyle(hexToRgb(eachSeries.color, 0.2));
|
||
context.setLineWidth(2 * opts.pixelRatio);
|
||
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);
|
||
splitPointList.forEach(function(points, index) {
|
||
if (eachSeries.lineType == 'dash') {
|
||
let dashLength = eachSeries.dashLength?eachSeries.dashLength:8;
|
||
dashLength *= opts.pixelRatio;
|
||
context.setLineDash([dashLength, dashLength]);
|
||
}
|
||
context.beginPath();
|
||
context.setStrokeStyle(eachSeries.color);
|
||
context.setLineWidth(2 * opts.pixelRatio);
|
||
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);
|
||
} else {
|
||
points = fixColumeData(points, eachSpacing, columnLength, columnIndex, config, opts);
|
||
drawPointText(points, eachSeries, config, context);
|
||
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 == '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 == 'line'||opts.type == 'area'){
|
||
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);
|
||
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.pixelRatio);
|
||
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.pixelRatio);
|
||
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.pixelRatio);
|
||
xAxisPoints.forEach(function(item, index) {
|
||
if (index > 0) {
|
||
context.beginPath();
|
||
context.moveTo(item - eachSpacing / 2, startY);
|
||
context.lineTo(item - eachSpacing / 2, startY + 3 * opts.pixelRatio);
|
||
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.pixelRatio);
|
||
if (opts.xAxis.gridType == 'dash') {
|
||
context.setLineDash([opts.xAxis.dashLength, opts.xAxis.dashLength]);
|
||
}
|
||
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 || config.fontSize;
|
||
if (config._xAxisTextAngle_ === 0) {
|
||
newCategories.forEach(function(item, index) {
|
||
var offset = - measureText(String(item), xAxisFontSize) / 2;
|
||
if(boundaryGap == 'center'){
|
||
offset+=eachSpacing / 2;
|
||
}
|
||
var scrollHeight=0;
|
||
if(opts.xAxis.scrollShow){
|
||
scrollHeight=6*opts.pixelRatio;
|
||
}
|
||
context.beginPath();
|
||
context.setFontSize(xAxisFontSize);
|
||
context.setFillStyle(opts.xAxis.fontColor || '#666666');
|
||
context.fillText(String(item), xAxisPoints[index] + offset, startY + xAxisFontSize + (config.xAxisHeight - scrollHeight - xAxisFontSize) / 2);
|
||
context.closePath();
|
||
context.stroke();
|
||
});
|
||
|
||
} else {
|
||
newCategories.forEach(function(item, index) {
|
||
context.save();
|
||
context.beginPath();
|
||
context.setFontSize(xAxisFontSize);
|
||
context.setFillStyle(opts.xAxis.fontColor || '#666666');
|
||
var textWidth = measureText(String(item),xAxisFontSize);
|
||
var offset = - textWidth;
|
||
if(boundaryGap == 'center'){
|
||
offset+=eachSpacing / 2;
|
||
}
|
||
var _calRotateTranslate = calRotateTranslate(xAxisPoints[index] + eachSpacing / 2, startY + xAxisFontSize / 2 + 5, opts.height),
|
||
transX = _calRotateTranslate.transX,
|
||
transY = _calRotateTranslate.transY;
|
||
|
||
context.rotate(-1 * config._xAxisTextAngle_);
|
||
context.translate(transX, transY);
|
||
context.fillText(String(item), xAxisPoints[index] + offset, startY + xAxisFontSize + 5);
|
||
context.closePath();
|
||
context.stroke();
|
||
context.restore();
|
||
});
|
||
}
|
||
}
|
||
context.restore();
|
||
|
||
//绘制X轴轴线
|
||
if(opts.xAxis.axisLine){
|
||
context.beginPath();
|
||
context.setStrokeStyle(opts.xAxis.axisLineColor);
|
||
context.setLineWidth(1 * opts.pixelRatio);
|
||
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);
|
||
let endX = startX + TotalWidth;
|
||
|
||
let points = [];
|
||
for (let i = 0; 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.yAxis.dashLength]);
|
||
}
|
||
context.setStrokeStyle(opts.yAxis.gridColor);
|
||
context.setLineWidth(1 * opts.pixelRatio);
|
||
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];
|
||
var fillEndY = endY + config.xAxisHeight;
|
||
if (opts.xAxis.scrollShow) {
|
||
fillEndY -= 3 * opts.pixelRatio;
|
||
}
|
||
if (opts.xAxis.rotateLabel){
|
||
fillEndY = opts.height - opts.area[2]+3;
|
||
}
|
||
// set YAxis background
|
||
context.beginPath();
|
||
context.setFillStyle(opts.background || '#ffffff');
|
||
if (opts._scrollDistance_ < 0) {
|
||
context.fillRect(0, 0, startX, fillEndY);
|
||
}
|
||
if(opts.enableScroll == true){
|
||
context.fillRect(endX, 0, opts.width, fillEndY);
|
||
}
|
||
context.closePath();
|
||
context.stroke();
|
||
|
||
var points = [];
|
||
for (let i = 0; i <= opts.yAxis.splitNumber; i++) {
|
||
points.push(opts.area[0] + eachSpacing * i);
|
||
}
|
||
|
||
let tStartLeft=opts.area[3];
|
||
let tStartRight=opts.width-opts.area[1];
|
||
|
||
for (let i = 0; i < opts.yAxis.data.length; i++) {
|
||
let yData = opts.yAxis.data[i];
|
||
if(yData.disabled !== true){
|
||
let rangesFormat = opts.chartData.yAxisData.rangesFormat[i];
|
||
let yAxisFontSize = yData.fontSize || config.fontSize;
|
||
let yAxisWidth = opts.chartData.yAxisData.yAxisWidth[i];
|
||
//画Y轴刻度及文案
|
||
rangesFormat.forEach(function(item, index) {
|
||
var pos = points[index] ? points[index] : endY;
|
||
context.beginPath();
|
||
context.setFontSize(yAxisFontSize);
|
||
context.setLineWidth(1*opts.pixelRatio);
|
||
context.setStrokeStyle(yData.axisLineColor||'#cccccc');
|
||
context.setFillStyle(yData.fontColor|| '#666666');
|
||
if(yAxisWidth.position=='left'){
|
||
context.fillText(String(item), tStartLeft - yAxisWidth.width , pos + yAxisFontSize / 2);
|
||
//画刻度线
|
||
if(yData.calibration==true){
|
||
context.moveTo(tStartLeft,pos);
|
||
context.lineTo(tStartLeft - 3*opts.pixelRatio,pos);
|
||
}
|
||
}else{
|
||
context.fillText(String(item), tStartRight + 4*opts.pixelRatio, pos + yAxisFontSize / 2);
|
||
//画刻度线
|
||
if(yData.calibration==true){
|
||
context.moveTo(tStartRight,pos);
|
||
context.lineTo(tStartRight + 3*opts.pixelRatio,pos);
|
||
}
|
||
}
|
||
context.closePath();
|
||
context.stroke();
|
||
});
|
||
//画Y轴轴线
|
||
if (yData.axisLine!==false) {
|
||
context.beginPath();
|
||
context.setStrokeStyle(yData.axisLineColor||'#cccccc');
|
||
context.setLineWidth(1 * opts.pixelRatio);
|
||
if(yAxisWidth.position=='left'){
|
||
context.moveTo(tStartLeft,opts.height-opts.area[2]);
|
||
context.lineTo(tStartLeft,opts.area[0]);
|
||
}else{
|
||
context.moveTo(tStartRight,opts.height-opts.area[2]);
|
||
context.lineTo(tStartRight,opts.area[0]);
|
||
}
|
||
context.stroke();
|
||
}
|
||
|
||
//画Y轴标题
|
||
if (opts.yAxis.showTitle) {
|
||
|
||
let titleFontSize = yData.titleFontSize || config.fontSize;
|
||
let title = yData.title;
|
||
context.beginPath();
|
||
context.setFontSize(titleFontSize);
|
||
context.setFillStyle(yData.titleFontColor || '#666666');
|
||
if(yAxisWidth.position=='left'){
|
||
context.fillText(title, tStartLeft - measureText(title,titleFontSize)/2, opts.area[0]-10*opts.pixelRatio);
|
||
}else{
|
||
context.fillText(title,tStartRight - measureText(title,titleFontSize)/2, opts.area[0]-10*opts.pixelRatio);
|
||
}
|
||
context.closePath();
|
||
context.stroke();
|
||
}
|
||
if(yAxisWidth.position=='left'){
|
||
tStartLeft -=(yAxisWidth.width + opts.yAxis.padding);
|
||
}else{
|
||
tStartRight +=yAxisWidth.width+ opts.yAxis.padding;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
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;
|
||
let fontSize = opts.legend.fontSize;
|
||
let shapeWidth = 15 * opts.pixelRatio;
|
||
let shapeRight = 5 * opts.pixelRatio;
|
||
let itemGap = opts.legend.itemGap;
|
||
let lineHeight = Math.max(opts.legend.lineHeight * opts.pixelRatio, fontSize);
|
||
|
||
//画背景及边框
|
||
context.beginPath();
|
||
context.setLineWidth(opts.legend.borderWidth);
|
||
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') {
|
||
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.pixelRatio);
|
||
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.pixelRatio);
|
||
context.fillRect(startX, startY + 0.5 * lineHeight - 2 * opts.pixelRatio, 15 * opts.pixelRatio, 4 * opts.pixelRatio);
|
||
break;
|
||
case 'triangle':
|
||
context.moveTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
|
||
context.lineTo(startX + 2.5 * opts.pixelRatio, startY + 0.5 * lineHeight + 5 * opts.pixelRatio);
|
||
context.lineTo(startX + 12.5 * opts.pixelRatio, startY + 0.5 * lineHeight + 5 * opts.pixelRatio);
|
||
context.lineTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
|
||
break;
|
||
case 'diamond':
|
||
context.moveTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
|
||
context.lineTo(startX + 2.5 * opts.pixelRatio, startY + 0.5 * lineHeight);
|
||
context.lineTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * lineHeight + 5 * opts.pixelRatio);
|
||
context.lineTo(startX + 12.5 * opts.pixelRatio, startY + 0.5 * lineHeight);
|
||
context.lineTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
|
||
break;
|
||
case 'circle':
|
||
context.moveTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * lineHeight);
|
||
context.arc(startX + 7.5 * opts.pixelRatio, startY + 0.5 * lineHeight, 5 * opts.pixelRatio, 0, 2 * Math.PI);
|
||
break;
|
||
case 'rect':
|
||
context.moveTo(startX, startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
|
||
context.fillRect(startX, startY + 0.5 * lineHeight - 5 * opts.pixelRatio, 15 * opts.pixelRatio, 10 * opts.pixelRatio);
|
||
break;
|
||
default:
|
||
context.moveTo(startX, startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
|
||
context.fillRect(startX, startY + 0.5 * lineHeight - 5 * opts.pixelRatio, 15 * opts.pixelRatio, 10 * opts.pixelRatio);
|
||
}
|
||
context.closePath();
|
||
context.fill();
|
||
context.stroke();
|
||
|
||
startX += shapeWidth + shapeRight;
|
||
let fontTrans = 0.5 * lineHeight + 0.5 * fontSize - 2;
|
||
context.beginPath();
|
||
context.setFontSize(fontSize);
|
||
context.setFillStyle(item.show ? opts.legend.fontColor : opts.legend.hiddenColor);
|
||
context.fillText(item.name, startX, startY + fontTrans);
|
||
context.closePath();
|
||
context.stroke();
|
||
if (opts.legend.position == 'top' || opts.legend.position == 'bottom') {
|
||
startX += measureText(item.name, fontSize) + itemGap;
|
||
item.area[2] = startX;
|
||
} else {
|
||
item.area[2] = startX + measureText(item.name, fontSize) + 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 * opts.pixelRatio,
|
||
offsetAngle: 0,
|
||
labelWidth: 15 * opts.pixelRatio,
|
||
ringWidth: 0,
|
||
border:false,
|
||
borderWidth:2,
|
||
borderColor:'#FFFFFF'
|
||
}, opts.extra.pie);
|
||
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;
|
||
}
|
||
|
||
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);
|
||
|
||
series = getPieDataPoints(series, radius, process);
|
||
|
||
var activeRadius = pieOption.activeRadius;
|
||
|
||
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, opts.extra.pie.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.pixelRatio);
|
||
context.lineJoin = "round";
|
||
context.setStrokeStyle(pieOption.borderColor);
|
||
context.setFillStyle(eachSeries.color);
|
||
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 opts.extra.pie.ringWidth === 'number' && opts.extra.pie.ringWidth > 0) {
|
||
innerPieWidth = Math.max(0, radius - opts.extra.pie.ringWidth);
|
||
}
|
||
context.beginPath();
|
||
context.setFillStyle(opts.background || '#ffffff');
|
||
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) {
|
||
var valid = false;
|
||
for (var i = 0, len = series.length; i < len; i++) {
|
||
if (series[i].data > 0) {
|
||
valid = true;
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (valid) {
|
||
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 * opts.pixelRatio,
|
||
offsetAngle: 0,
|
||
labelWidth: 15 * opts.pixelRatio,
|
||
border:false,
|
||
borderWidth:2,
|
||
borderColor:'#FFFFFF'
|
||
}, opts.extra.rose);
|
||
if (config.pieChartLinePadding == 0) {
|
||
config.pieChartLinePadding = roseOption.activeRadius;
|
||
}
|
||
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);
|
||
var minRadius = roseOption.minRadius || radius * 0.5;
|
||
|
||
series = getRoseDataPoints(series, roseOption.type, minRadius, radius, process);
|
||
|
||
var activeRadius = roseOption.activeRadius;
|
||
|
||
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.pixelRatio);
|
||
context.lineJoin = "round";
|
||
context.setStrokeStyle(roseOption.borderColor);
|
||
context.setFillStyle(eachSeries.color);
|
||
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) {
|
||
var valid = false;
|
||
for (var i = 0, len = series.length; i < len; i++) {
|
||
if (series[i].data > 0) {
|
||
valid = true;
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (valid) {
|
||
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',
|
||
width: 12 * opts.pixelRatio,
|
||
gap:2 * opts.pixelRatio
|
||
}, opts.extra.arcbar);
|
||
|
||
series = getArcbarDataPoints(series, arcbarOption, process);
|
||
|
||
var centerPosition;
|
||
if(arcbarOption.center){
|
||
centerPosition=arcbarOption.center;
|
||
}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.pixelRatio;
|
||
radius -= arcbarOption.width / 2;
|
||
}
|
||
|
||
for (let i = 0; i < series.length; i++) {
|
||
let eachSeries = series[i];
|
||
//背景颜色
|
||
context.setLineWidth(arcbarOption.width);
|
||
context.setStrokeStyle(arcbarOption.backgroundColor || '#E9E9E9');
|
||
context.setLineCap('round');
|
||
context.beginPath();
|
||
if (arcbarOption.type == 'default') {
|
||
context.arc(centerPosition.x, centerPosition.y, radius-(arcbarOption.width+arcbarOption.gap)*i, arcbarOption.startAngle * Math.PI, arcbarOption.endAngle * Math.PI, false);
|
||
} else {
|
||
context.arc(centerPosition.x, centerPosition.y, radius-(arcbarOption.width+arcbarOption.gap)*i, 0, 2 * Math.PI, false);
|
||
}
|
||
context.stroke();
|
||
//进度条
|
||
context.setLineWidth(arcbarOption.width);
|
||
context.setStrokeStyle(eachSeries.color);
|
||
context.setLineCap('round');
|
||
context.beginPath();
|
||
context.arc(centerPosition.x, centerPosition.y, radius-(arcbarOption.width+arcbarOption.gap)*i, arcbarOption.startAngle * Math.PI, eachSeries._proportion_ * Math.PI, false);
|
||
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,
|
||
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.pixelRatio;
|
||
radius -= gaugeOption.width / 2;
|
||
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
|
||
totalAngle = gaugeOption.startAngle - gaugeOption.endAngle + 1;
|
||
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.pixelRatio);
|
||
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 = getArcbarDataPoints(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
|
||
totalAngle = gaugeOption.startAngle - gaugeOption.endAngle + 1;
|
||
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.pixelRatio);
|
||
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.pixelRatio);
|
||
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',
|
||
labelColor: '#666666',
|
||
opacity: 0.2,
|
||
gridCount:3
|
||
},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 radius = Math.min(centerPosition.x - (getMaxTextListLength(opts.categories) + config.radarLabelTextMargin),
|
||
centerPosition.y - config.radarLabelTextMargin);
|
||
//TODO逻辑不对
|
||
radius -= opts.padding[1];
|
||
|
||
// draw grid
|
||
context.beginPath();
|
||
context.setLineWidth(1 * opts.pixelRatio);
|
||
context.setStrokeStyle(radarOption.gridColor);
|
||
coordinateAngle.forEach(function(angle) {
|
||
var pos = convertCoordinateOrigin(radius * Math.cos(angle), radius * Math.sin(angle), centerPosition);
|
||
context.moveTo(centerPosition.x, centerPosition.y);
|
||
context.lineTo(pos.x, pos.y);
|
||
});
|
||
context.stroke();
|
||
context.closePath();
|
||
// draw split line grid
|
||
|
||
var _loop = function _loop(i) {
|
||
var startPos = {};
|
||
context.beginPath();
|
||
context.setLineWidth(1 * opts.pixelRatio);
|
||
context.setStrokeStyle(radarOption.gridColor);
|
||
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);
|
||
context.stroke();
|
||
context.closePath();
|
||
};
|
||
|
||
for (var i = 1; i <= radarOption.gridCount; i++) {
|
||
_loop(i);
|
||
}
|
||
|
||
var radarDataPoints = getRadarDataPoints(coordinateAngle, centerPosition, radius, series, opts, process);
|
||
|
||
radarDataPoints.forEach(function(eachSeries, seriesIndex) {
|
||
// 绘制区域数据
|
||
context.beginPath();
|
||
context.setFillStyle(hexToRgb(eachSeries.color, radarOption.opacity));
|
||
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 (opts.dataPointShape !== false) {
|
||
var points = eachSeries.data.map(function(item) {
|
||
return item.position;
|
||
});
|
||
drawPointShape(points, eachSeries.color, eachSeries.pointShape, context, opts);
|
||
}
|
||
});
|
||
// draw label text
|
||
drawRadarLabel(coordinateAngle, radius, centerPosition, opts, config, context);
|
||
|
||
return {
|
||
center: centerPosition,
|
||
radius: radius,
|
||
angleList: coordinateAngle
|
||
};
|
||
}
|
||
|
||
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 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){
|
||
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 (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,
|
||
borderWidth:1,
|
||
borderColor:'#666666',
|
||
fillOpacity:0.6,
|
||
activeBorderColor:'#f04864',
|
||
activeFillColor:'#facc14',
|
||
activeFillOpacity:1
|
||
},opts.extra.map);
|
||
var coords, point;
|
||
var data = series;
|
||
var bounds= getBoundingBox(data);
|
||
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;
|
||
context.beginPath();
|
||
context.clearRect(0, 0, opts.width, opts.height);
|
||
context.setFillStyle(opts.background||'#FFFFFF');
|
||
context.rect(0,0,opts.width,opts.height);
|
||
context.fill();
|
||
for (var i = 0; i < data.length; i++) {
|
||
context.beginPath();
|
||
context.setLineWidth(mapOption.borderWidth * opts.pixelRatio);
|
||
context.setStrokeStyle(mapOption.borderColor);
|
||
context.setFillStyle(hexToRgb(series[i].color, mapOption.fillOpacity));
|
||
if (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++) {
|
||
point = coordinateToPoint(coords[j][1], coords[j][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){
|
||
var centerPoint = data[i].properties.centroid;
|
||
if(centerPoint){
|
||
point = coordinateToPoint(centerPoint[1], centerPoint[0],bounds,scale,xoffset,yoffset);
|
||
let fontSize=data[i].textSize||config.fontSize;
|
||
let text=data[i].properties.name;
|
||
context.beginPath();
|
||
context.setFontSize(fontSize)
|
||
context.setFillStyle(data[i].textColor||'#666666')
|
||
context.fillText(text, point.x-measureText(text,fontSize)/2, point.y+fontSize/2);
|
||
context.closePath();
|
||
context.stroke();
|
||
}
|
||
}
|
||
}
|
||
opts.chartData.mapData={
|
||
bounds:bounds,
|
||
scale:scale,
|
||
xoffset:xoffset,
|
||
yoffset:yoffset
|
||
}
|
||
drawToolTipBridge(opts, config, context,1);
|
||
context.draw();
|
||
}
|
||
|
||
function getWordCloudPoint(opts,type){
|
||
let points = opts.series.sort(function(a,b){return parseInt(b.textSize)-parseInt(a.textSize);});
|
||
switch (type) {
|
||
case 'normal':
|
||
for (let i = 0; i < points.length; i++) {
|
||
let text = points[i].name;
|
||
let tHeight = points[i].textSize;
|
||
let tWidth = measureText(text,tHeight);
|
||
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;
|
||
let tWidth = measureText(text,tHeight);
|
||
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);
|
||
|
||
context.beginPath();
|
||
context.setFillStyle(opts.background||'#FFFFFF');
|
||
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;
|
||
let tWidth = measureText(text,tHeight);
|
||
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({},{
|
||
activeWidth:10,
|
||
activeOpacity:0.3,
|
||
border:false,
|
||
borderWidth:2,
|
||
borderColor:'#FFFFFF',
|
||
fillOpacity:1,
|
||
labelAlign:'right'
|
||
},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;
|
||
let radius = Math.min((opts.width - opts.area[1] - opts.area[3]) / 2 - activeWidth, (opts.height - opts.area[0] - opts.area[2]) / 2 - activeWidth);
|
||
series = getFunnelDataPoints(series, radius, process);
|
||
context.save();
|
||
context.translate(centerPosition.x,centerPosition.y);
|
||
for(let i=0;i<series.length;i++){
|
||
if(i==0){
|
||
if (opts.tooltip) {
|
||
if (opts.tooltip.index == i) {
|
||
context.beginPath();
|
||
context.setFillStyle(hexToRgb(series[i].color, funnelOption.activeOpacity));
|
||
context.moveTo(-activeWidth, 0);
|
||
context.lineTo(-series[i].radius-activeWidth, -eachSpacing);
|
||
context.lineTo(series[i].radius+activeWidth, -eachSpacing);
|
||
context.lineTo(activeWidth, 0);
|
||
context.lineTo(-activeWidth, 0);
|
||
context.closePath();
|
||
context.fill();
|
||
}
|
||
}
|
||
series[i].funnelArea=[centerPosition.x-series[i].radius,centerPosition.y-eachSpacing,centerPosition.x+series[i].radius,centerPosition.y];
|
||
context.beginPath();
|
||
context.setLineWidth(funnelOption.borderWidth * opts.pixelRatio);
|
||
context.setStrokeStyle(funnelOption.borderColor);
|
||
context.setFillStyle(hexToRgb(series[i].color, funnelOption.fillOpacity));
|
||
context.moveTo(0, 0);
|
||
context.lineTo(-series[i].radius, -eachSpacing);
|
||
context.lineTo(series[i].radius, -eachSpacing);
|
||
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(series[i].color, funnelOption.activeOpacity));
|
||
context.moveTo(0, 0);
|
||
context.lineTo(-series[i-1].radius-activeWidth, 0);
|
||
context.lineTo(-series[i].radius-activeWidth, -eachSpacing);
|
||
context.lineTo(series[i].radius+activeWidth, -eachSpacing);
|
||
context.lineTo(series[i-1].radius+activeWidth, 0);
|
||
context.lineTo(0, 0);
|
||
context.closePath();
|
||
context.fill();
|
||
}
|
||
}
|
||
series[i].funnelArea=[centerPosition.x-series[i].radius,centerPosition.y-eachSpacing*(i+1),centerPosition.x+series[i].radius,centerPosition.y-eachSpacing*i];
|
||
context.beginPath();
|
||
context.setLineWidth(funnelOption.borderWidth * opts.pixelRatio);
|
||
context.setStrokeStyle(funnelOption.borderColor);
|
||
context.setFillStyle(hexToRgb(series[i].color, funnelOption.fillOpacity));
|
||
context.moveTo(0, 0);
|
||
context.lineTo(-series[i-1].radius, 0);
|
||
context.lineTo(-series[i].radius, -eachSpacing);
|
||
context.lineTo(series[i].radius, -eachSpacing);
|
||
context.lineTo(series[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(series, opts, context, eachSpacing, funnelOption.labelAlign, activeWidth, centerPosition);
|
||
}
|
||
|
||
return {
|
||
center: centerPosition,
|
||
radius: radius,
|
||
series: series
|
||
};
|
||
}
|
||
|
||
function drawFunnelText(series, opts, context, eachSpacing, labelAlign,activeWidth, centerPosition){
|
||
for(let i=0;i<series.length;i++){
|
||
let item = series[i];
|
||
let startX,endX,startY,fontSize;
|
||
let text = item.format ? item.format(+item._proportion_.toFixed(2)) : util.toFixed(item._proportion_ * 100) +'%';
|
||
if(labelAlign == 'right'){
|
||
if(i==0){
|
||
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.fontSize;
|
||
context.setLineWidth(1 * opts.pixelRatio);
|
||
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 || '#666666');
|
||
context.fillText(text, endX+5, startY + fontSize/2 -2);
|
||
context.closePath();
|
||
context.stroke();
|
||
context.closePath();
|
||
}else{
|
||
if(i==0){
|
||
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.fontSize;
|
||
context.setLineWidth(1 * opts.pixelRatio);
|
||
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 || '#666666');
|
||
context.fillText(text, endX-5-measureText(text), startY + fontSize/2 -2);
|
||
context.closePath();
|
||
context.stroke();
|
||
context.closePath();
|
||
}
|
||
|
||
}
|
||
}
|
||
|
||
|
||
function drawCanvas(opts, context) {
|
||
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 || 'linear';
|
||
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);
|
||
}
|
||
|
||
// stop animation immediately
|
||
// and tigger onAnimationFinish
|
||
Animation.prototype.stop = function() {
|
||
this.isStop = true;
|
||
};
|
||
|
||
function drawCharts(type, opts, config, context) {
|
||
var _this = this;
|
||
var series = opts.series;
|
||
var categories = opts.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];
|
||
}
|
||
|
||
//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),
|
||
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 === 'area' || opts.type === 'mix' || opts.type === 'candle') {
|
||
_calYAxisData = calYAxisData(series, opts, config);
|
||
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:config.fontSize)
|
||
}
|
||
opts.area[0] += (maxTitleHeight+6)*opts.pixelRatio;
|
||
}
|
||
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;
|
||
}else{
|
||
opts.area[3] += yAxisWidth[i].width;
|
||
}
|
||
leftIndex +=1;
|
||
}else{
|
||
if(rightIndex>0){
|
||
opts.area[1] += yAxisWidth[i].width + opts.yAxis.padding;
|
||
}else{
|
||
opts.area[1] += yAxisWidth[i].width;
|
||
}
|
||
rightIndex +=1;
|
||
}
|
||
}
|
||
}else{
|
||
config.yAxisWidth = yAxisWidth;
|
||
}
|
||
opts.chartData.yAxisData = _calYAxisData;
|
||
|
||
if (opts.categories && opts.categories.length) {
|
||
opts.chartData.xAxisData = getXAxisPoints(opts.categories, opts, config);
|
||
let _calCategoriesData = calCategoriesData(opts.categories, opts, config, opts.chartData.xAxisData.eachSpacing),
|
||
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 === 'points') {
|
||
opts.chartData.xAxisData = calXAxisData(series, opts, config);
|
||
categories=opts.chartData.xAxisData.rangesFormat;
|
||
let _calCategoriesData = calCategoriesData(categories, opts, config, opts.chartData.xAxisData.eachSpacing),
|
||
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,
|
||
startTouchX: offsetLeft,
|
||
distance: 0,
|
||
lastMoveTime: 0
|
||
};
|
||
opts._scrollDistance_ = offsetLeft;
|
||
}
|
||
|
||
if (type === 'pie' || type === 'ring' || type === 'rose') {
|
||
config._pieTextMaxLength_ = opts.dataLabel === false ? 0 : getPieTextMaxLength(seriesMA);
|
||
}
|
||
|
||
switch (type) {
|
||
case 'word':
|
||
let wordOption = assign({},{
|
||
type: 'normal',
|
||
autoColors: true
|
||
},opts.extra.word);
|
||
if(opts.updateData==true || opts.updateData==undefined){
|
||
opts.chartData.wordCloudData=getWordCloudPoint(opts,wordOption.type);
|
||
}
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeInOut',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
case 'map':
|
||
context.clearRect(0, 0, opts.width, opts.height);
|
||
drawMapDataPoints(series, opts, config, context);
|
||
break;
|
||
case 'funnel':
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeInOut',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
case 'line':
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeIn',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
case 'mix':
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeIn',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
case 'column':
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeIn',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
case 'area':
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeIn',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
case 'ring':
|
||
case 'pie':
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeInOut',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
case 'rose':
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeInOut',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
case 'radar':
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeInOut',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
case 'arcbar':
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeInOut',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
case 'gauge':
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeInOut',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
case 'candle':
|
||
this.animationInstance = new Animation({
|
||
timing: 'easeIn',
|
||
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.event.trigger('renderComplete');
|
||
}
|
||
});
|
||
break;
|
||
}
|
||
}
|
||
|
||
// simple event implement
|
||
|
||
function Event() {
|
||
this.events = {};
|
||
}
|
||
|
||
Event.prototype.addEventListener = function(type, listener) {
|
||
this.events[type] = this.events[type] || [];
|
||
this.events[type].push(listener);
|
||
};
|
||
|
||
Event.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.error(e);
|
||
}
|
||
});
|
||
}
|
||
};
|
||
|
||
var Charts = function Charts(opts) {
|
||
opts.pixelRatio = opts.pixelRatio ? opts.pixelRatio : 1;
|
||
opts.fontSize = opts.fontSize ? opts.fontSize * opts.pixelRatio : 13 * opts.pixelRatio;
|
||
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,
|
||
splitNumber:5,
|
||
gridType: 'solid',
|
||
dashLength: 4 * opts.pixelRatio,
|
||
gridColor:'#cccccc',
|
||
padding:10,
|
||
fontColor:'#666666'
|
||
}, opts.yAxis);
|
||
opts.yAxis.dashLength *= opts.pixelRatio;
|
||
opts.yAxis.padding *= opts.pixelRatio;
|
||
opts.xAxis = assign({}, {
|
||
rotateLabel: false,
|
||
type: 'calibration',
|
||
gridType: 'solid',
|
||
dashLength: 4,
|
||
scrollAlign: 'left',
|
||
boundaryGap:'center',
|
||
axisLine:true,
|
||
axisLineColor:'#cccccc'
|
||
}, opts.xAxis);
|
||
opts.xAxis.dashLength *= opts.pixelRatio;
|
||
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: '#333333',
|
||
format: {},
|
||
hiddenColor: '#CECECE'
|
||
}, opts.legend);
|
||
opts.legend.borderWidth = opts.legend.borderWidth * opts.pixelRatio;
|
||
opts.legend.itemGap = opts.legend.itemGap * opts.pixelRatio;
|
||
opts.legend.padding = opts.legend.padding * opts.pixelRatio;
|
||
opts.legend.margin = opts.legend.margin * opts.pixelRatio;
|
||
opts.extra = assign({}, opts.extra);
|
||
opts.rotate = opts.rotate ? true : false;
|
||
opts.animation = opts.animation ? true : false;
|
||
opts.rotate = opts.rotate ? true : false;
|
||
|
||
let config$$1 = JSON.parse(JSON.stringify(config));
|
||
config$$1.colors = opts.colors ? opts.colors : config$$1.colors;
|
||
config$$1.yAxisTitleWidth = opts.yAxis.disabled !== true && opts.yAxis.title ? config$$1.yAxisTitleWidth : 0;
|
||
if (opts.type == 'pie' || opts.type == 'ring') {
|
||
config$$1.pieChartLinePadding = opts.dataLabel === false ? 0 : opts.extra.pie.labelWidth * opts.pixelRatio || config$$1.pieChartLinePadding * opts.pixelRatio;
|
||
}
|
||
if (opts.type == 'rose') {
|
||
config$$1.pieChartLinePadding = opts.dataLabel === false ? 0 : opts.extra.rose.labelWidth * opts.pixelRatio || config$$1.pieChartLinePadding * opts.pixelRatio;
|
||
}
|
||
config$$1.pieChartTextPadding = opts.dataLabel === false ? 0 : config$$1.pieChartTextPadding * opts.pixelRatio;
|
||
config$$1.yAxisSplit = opts.yAxis.splitNumber ? opts.yAxis.splitNumber : config.yAxisSplit;
|
||
|
||
//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;
|
||
for (let i = 0; i < 4; i++) {
|
||
opts.padding[i] *= opts.pixelRatio;
|
||
}
|
||
config$$1.yAxisWidth = config.yAxisWidth * opts.pixelRatio;
|
||
config$$1.xAxisHeight = config.xAxisHeight * opts.pixelRatio;
|
||
if (opts.enableScroll && opts.xAxis.scrollShow) {
|
||
config$$1.xAxisHeight += 6 * opts.pixelRatio;
|
||
}
|
||
config$$1.xAxisLineHeight = config.xAxisLineHeight * opts.pixelRatio;
|
||
config$$1.fontSize = opts.fontSize;
|
||
config$$1.titleFontSize = config.titleFontSize * opts.pixelRatio;
|
||
config$$1.subtitleFontSize = config.subtitleFontSize * opts.pixelRatio;
|
||
config$$1.toolTipPadding = config.toolTipPadding * opts.pixelRatio;
|
||
config$$1.toolTipLineHeight = config.toolTipLineHeight * opts.pixelRatio;
|
||
config$$1.columePadding = config.columePadding * opts.pixelRatio;
|
||
opts.$this = opts.$this ? opts.$this : this;
|
||
|
||
this.context = uni.createCanvasContext(opts.canvasId, opts.$this);
|
||
/* 兼容原生H5
|
||
this.context = document.getElementById(opts.canvasId).getContext("2d");
|
||
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.draw = function(){ }
|
||
*/
|
||
|
||
opts.chartData = {};
|
||
this.event = new Event();
|
||
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);
|
||
};
|
||
|
||
Charts.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),
|
||
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);
|
||
};
|
||
|
||
Charts.prototype.zoom = function() {
|
||
var val = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this.opts.xAxis.itemCount;
|
||
if (this.opts.enableScroll !== true) {
|
||
// console.log('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),
|
||
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: offsetLeft,
|
||
distance: 0,
|
||
lastMoveTime: 0
|
||
};
|
||
this.opts._scrollDistance_ = offsetLeft;
|
||
drawCharts.call(this, this.opts.type, this.opts, this.config, this.context);
|
||
};
|
||
|
||
Charts.prototype.stopAnimation = function() {
|
||
this.animationInstance && this.animationInstance.stop();
|
||
};
|
||
|
||
Charts.prototype.addEventListener = function(type, listener) {
|
||
this.event.addEventListener(type, listener);
|
||
};
|
||
|
||
Charts.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' || this.opts.type === 'rose') {
|
||
return findPieChartCurrentIndex({
|
||
x: _touches$.x,
|
||
y: _touches$.y
|
||
}, this.opts.chartData.pieData);
|
||
} 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 {
|
||
return findCurrentIndex({
|
||
x: _touches$.x,
|
||
y: _touches$.y
|
||
}, this.opts.chartData.calPoints, this.opts, this.config, Math.abs(this.scrollOption.currentOffset));
|
||
}
|
||
}
|
||
return -1;
|
||
};
|
||
|
||
Charts.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;
|
||
};
|
||
|
||
Charts.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) {
|
||
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);
|
||
}
|
||
}
|
||
|
||
};
|
||
|
||
Charts.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("touchError");
|
||
}
|
||
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') {
|
||
var index = option.index==undefined? this.getCurrentDataIndex(e):option.index ;
|
||
if (index > -1) {
|
||
var seriesData = getSeriesDataItem(this.opts.series, index);
|
||
if (seriesData.length !== 0) {
|
||
var _getToolTipData = getToolTipData(seriesData, this.opts.chartData.calPoints, index, this.opts.categories,option),
|
||
textList = _getToolTipData.textList,
|
||
offset = _getToolTipData.offset;
|
||
offset.y = _touches$.y;
|
||
opts.tooltip = {
|
||
textList: option.textList?option.textList:textList,
|
||
offset: offset,
|
||
option: option,
|
||
index: index
|
||
};
|
||
}
|
||
}
|
||
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
||
}
|
||
if (this.opts.type === 'mix') {
|
||
var index = option.index==undefined? this.getCurrentDataIndex(e):option.index ;
|
||
if (index > -1) {
|
||
var currentOffset = this.scrollOption.currentOffset;
|
||
var opts = assign({}, this.opts, {
|
||
_scrollDistance_: currentOffset,
|
||
animation: false
|
||
});
|
||
var seriesData = getSeriesDataItem(this.opts.series, index);
|
||
if (seriesData.length !== 0) {
|
||
var _getMixToolTipData = getMixToolTipData(seriesData, this.opts.chartData.calPoints, index, this.opts.categories,option),
|
||
textList = _getMixToolTipData.textList,
|
||
offset = _getMixToolTipData.offset;
|
||
offset.y = _touches$.y;
|
||
opts.tooltip = {
|
||
textList: option.textList?option.textList:textList,
|
||
offset: offset,
|
||
option: option,
|
||
index: index
|
||
};
|
||
}
|
||
}
|
||
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
||
}
|
||
if (this.opts.type === 'candle') {
|
||
var index = option.index==undefined? this.getCurrentDataIndex(e):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.chartData.calPoints,
|
||
index, this.opts.categories, this.opts.extra.candle, option),
|
||
textList = _getToolTipData.textList,
|
||
offset = _getToolTipData.offset;
|
||
offset.y = _touches$.y;
|
||
opts.tooltip = {
|
||
textList: option.textList?option.textList:textList,
|
||
offset: offset,
|
||
option: option,
|
||
index: index
|
||
};
|
||
}
|
||
}
|
||
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
||
}
|
||
if (this.opts.type === 'pie' || this.opts.type === 'ring' || this.opts.type === 'rose'||this.opts.type === 'funnel' ) {
|
||
var index = option.index==undefined? this.getCurrentDataIndex(e):option.index ;
|
||
if (index > -1) {
|
||
var currentOffset = this.scrollOption.currentOffset;
|
||
var opts = assign({}, this.opts, {
|
||
_scrollDistance_: currentOffset,
|
||
animation: false
|
||
});
|
||
var seriesData = this.opts._series_[index];
|
||
var textList = [{
|
||
text: option.format ? option.format(seriesData) : seriesData.name + ': ' + seriesData.data,
|
||
color: seriesData.color
|
||
}];
|
||
var offset = {
|
||
x: _touches$.x,
|
||
y: _touches$.y
|
||
};
|
||
opts.tooltip = {
|
||
textList: option.textList?option.textList:textList,
|
||
offset: offset,
|
||
option: option,
|
||
index: index
|
||
};
|
||
}
|
||
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
||
}
|
||
if (this.opts.type === 'map'||this.opts.type === 'word') {
|
||
var index = option.index==undefined? this.getCurrentDataIndex(e):option.index ;
|
||
if (index > -1) {
|
||
var currentOffset = this.scrollOption.currentOffset;
|
||
var opts = assign({}, this.opts, {
|
||
_scrollDistance_: currentOffset,
|
||
animation: false
|
||
});
|
||
var seriesData = this.opts._series_[index];
|
||
var textList = [{
|
||
text: option.format ? option.format(seriesData) : seriesData.properties.name ,
|
||
color: seriesData.color
|
||
}];
|
||
var offset = {
|
||
x: _touches$.x,
|
||
y: _touches$.y
|
||
};
|
||
opts.tooltip = {
|
||
textList: option.textList?option.textList:textList,
|
||
offset: offset,
|
||
option: option,
|
||
index: index
|
||
};
|
||
}
|
||
opts.updateData = false;
|
||
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
||
}
|
||
if (this.opts.type === 'radar') {
|
||
var index = option.index==undefined? this.getCurrentDataIndex(e):option.index ;
|
||
if (index > -1) {
|
||
var currentOffset = this.scrollOption.currentOffset;
|
||
var opts = assign({}, this.opts, {
|
||
_scrollDistance_: currentOffset,
|
||
animation: false
|
||
});
|
||
var seriesData = getSeriesDataItem(this.opts.series, index);
|
||
if (seriesData.length !== 0) {
|
||
var textList = seriesData.map(function(item) {
|
||
return {
|
||
text: option.format ? option.format(item) : item.name + ': ' + item.data,
|
||
color: item.color
|
||
};
|
||
});
|
||
var offset = {
|
||
x: _touches$.x,
|
||
y: _touches$.y
|
||
};
|
||
opts.tooltip = {
|
||
textList: option.textList?option.textList:textList,
|
||
offset: offset,
|
||
option: option,
|
||
index: index
|
||
};
|
||
}
|
||
}
|
||
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
||
}
|
||
};
|
||
|
||
Charts.prototype.translate = function(distance) {
|
||
this.scrollOption = {
|
||
currentOffset: distance,
|
||
startTouchX: distance,
|
||
distance: 0,
|
||
lastMoveTime: 0
|
||
};
|
||
let opts = assign({}, this.opts, {
|
||
_scrollDistance_: distance,
|
||
animation: false
|
||
});
|
||
drawCharts.call(this, this.opts.type, opts, this.config, this.context);
|
||
};
|
||
|
||
Charts.prototype.scrollStart = function(e) {
|
||
var touches = null;
|
||
if (e.changedTouches) {
|
||
touches = e.changedTouches[0];
|
||
} else {
|
||
touches = e.mp.changedTouches[0];
|
||
}
|
||
var _touches$ = getTouches(touches, this.opts, e);
|
||
if (touches && this.opts.enableScroll === true) {
|
||
this.scrollOption.startTouchX = _touches$.x;
|
||
}
|
||
};
|
||
|
||
Charts.prototype.scroll = function(e) {
|
||
if (this.scrollOption.lastMoveTime === 0) {
|
||
this.scrollOption.lastMoveTime = Date.now();
|
||
}
|
||
let Limit = this.opts.extra.touchMoveLimit || 20;
|
||
let currMoveTime = Date.now();
|
||
let duration = currMoveTime - this.scrollOption.lastMoveTime;
|
||
if (duration < Math.floor(1000 / Limit)) return;
|
||
this.scrollOption.lastMoveTime = currMoveTime;
|
||
var touches = null;
|
||
if (e.changedTouches) {
|
||
touches = e.changedTouches[0];
|
||
} else {
|
||
touches = e.mp.changedTouches[0];
|
||
}
|
||
if (touches && this.opts.enableScroll === true) {
|
||
var _touches$ = 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
|
||
});
|
||
drawCharts.call(this, opts.type, opts, this.config, this.context);
|
||
return currentOffset + _distance;
|
||
}
|
||
};
|
||
|
||
Charts.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;
|
||
}
|
||
};
|
||
if (typeof module === "object" && typeof module.exports === "object") {
|
||
module.exports = Charts;
|
||
//export default Charts;//建议使用nodejs的module导出方式，如报错请使用export方式导出
|
||
}
|