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echarts.js
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echarts.js
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/*!
* ECharts, a javascript interactive chart library.
*
* Copyright (c) 2015, Baidu Inc.
* All rights reserved.
*
* LICENSE
* https://github.com/ecomfe/echarts/blob/master/LICENSE.txt
*/
/**
* echarts
*
* @desc echarts基于Canvas，纯Javascript图表库，提供直观，生动，可交互，可个性化定制的数据统计图表。
* @author Kener (@Kener-林峰, [email protected])
*
*/
define(function (require) {
var ecConfig = require('./config');
var zrUtil = require('zrender/tool/util');
var zrEvent = require('zrender/tool/event');
var self = {};
var _canvasSupported = require('zrender/tool/env').canvasSupported;
var _idBase = new Date() - 0;
var _instances = {}; // ECharts实例map索引
var DOM_ATTRIBUTE_KEY = '_echarts_instance_';
self.version = '2.2.7';
self.dependencies = {
zrender: '2.1.1'
};
/**
* 入口方法
*/
self.init = function (dom, theme) {
var zrender = require('zrender');
if ((zrender.version.replace('.', '') - 0) < (self.dependencies.zrender.replace('.', '') - 0)) {
console.error(
'ZRender ' + zrender.version
+ ' is too old for ECharts ' + self.version
+ '. Current version need ZRender '
+ self.dependencies.zrender + '+'
);
}
dom = dom instanceof Array ? dom[0] : dom;
// dom与echarts实例映射索引
var key = dom.getAttribute(DOM_ATTRIBUTE_KEY);
if (!key) {
key = _idBase++;
dom.setAttribute(DOM_ATTRIBUTE_KEY, key);
}
if (_instances[key]) {
// 同一个dom上多次init，自动释放已有实例
_instances[key].dispose();
}
_instances[key] = new Echarts(dom);
_instances[key].id = key;
_instances[key].canvasSupported = _canvasSupported;
_instances[key].setTheme(theme);
return _instances[key];
};
/**
* 通过id获得ECharts实例，id可在实例化后读取
*/
self.getInstanceById = function (key) {
return _instances[key];
};
/**
* 消息中心
*/
function MessageCenter() {
zrEvent.Dispatcher.call(this);
}
zrUtil.merge(MessageCenter.prototype, zrEvent.Dispatcher.prototype, true);
/**
* 基于zrender实现Echarts接口层
* @param {HtmlElement} dom 必要
*/
function Echarts(dom) {
// Fxxk IE11 for breaking initialization without a warrant;
// Just set something to let it be!
// by kener 2015-01-09
dom.innerHTML = '';
this._themeConfig = {}; // zrUtil.clone(ecConfig);
this.dom = dom;
// this._zr;
// this._option; // curOption clone
// this._optionRestore; // for restore;
// this._island;
// this._toolbox;
// this._timeline;
// this._refreshInside; // 内部刷新标志位
this._connected = false;
this._status = { // 用于图表间通信
dragIn: false,
dragOut: false,
needRefresh: false
};
this._curEventType = false; // 破循环信号灯
this._chartList = []; // 图表实例
this._messageCenter = new MessageCenter();
this._messageCenterOutSide = new MessageCenter(); // Echarts层的外部消息中心，做Echarts层的消息转发
// resize方法经常被绑定到window.resize上，闭包一个this
this.resize = this.resize();
// 初始化::构造函数
this._init();
}
/**
* ZRender EVENT
*
* @inner
* @const
* @type {Object}
*/
var ZR_EVENT = require('zrender/config').EVENT;
/**
* 要绑定监听的zrender事件列表
*
* @const
* @inner
* @type {Array}
*/
var ZR_EVENT_LISTENS = [
'CLICK', 'DBLCLICK', 'MOUSEOVER', 'MOUSEOUT',
'DRAGSTART', 'DRAGEND', 'DRAGENTER', 'DRAGOVER', 'DRAGLEAVE', 'DROP'
];
/**
* 对echarts的实例中的chartList属性成员，逐个进行方法调用，遍历顺序为逆序
* 由于在事件触发的默认行为处理中，多次用到相同逻辑，所以抽象了该方法
* 由于所有的调用场景里，最多只有两个参数，基于性能和体积考虑，这里就不使用call或者apply了
*
* @inner
* @param {ECharts} ecInstance ECharts实例
* @param {string} methodName 要调用的方法名
* @param {*} arg0 调用参数1
* @param {*} arg1 调用参数2
* @param {*} arg2 调用参数3
*/
function callChartListMethodReverse(ecInstance, methodName, arg0, arg1, arg2) {
var chartList = ecInstance._chartList;
var len = chartList.length;
while (len--) {
var chart = chartList[len];
if (typeof chart[methodName] === 'function') {
chart[methodName](arg0, arg1, arg2);
}
}
}
Echarts.prototype = {
/**
* 初始化::构造函数
*/
_init: function () {
var self = this;
var _zr = require('zrender').init(this.dom);
this._zr = _zr;
// wrap: n,e,d,t for name event data this
this._messageCenter.dispatch = function(type, event, eventPackage, that) {
eventPackage = eventPackage || {};
eventPackage.type = type;
eventPackage.event = event;
self._messageCenter.dispatchWithContext(type, eventPackage, that);
self._messageCenterOutSide.dispatchWithContext(type, eventPackage, that);
// 如下注掉的代码，@see: https://github.com/ecomfe/echarts-discuss/issues/3
// if (type != 'HOVER' && type != 'MOUSEOUT') { // 频繁事件直接抛出
// setTimeout(function(){
// self._messageCenterOutSide.dispatchWithContext(
// type, eventPackage, that
// );
// },50);
// }
// else {
// self._messageCenterOutSide.dispatchWithContext(
// type, eventPackage, that
// );
// }
};
this._onevent = function(param){
return self.__onevent(param);
};
for (var e in ecConfig.EVENT) {
if (e != 'CLICK' && e != 'DBLCLICK'
&& e != 'HOVER' && e != 'MOUSEOUT' && e != 'MAP_ROAM'
) {
this._messageCenter.bind(ecConfig.EVENT[e], this._onevent, this);
}
}
var eventBehaviors = {};
this._onzrevent = function (param) {
return self[eventBehaviors[ param.type ]](param);
};
// 挂载关心的事件
for (var i = 0, len = ZR_EVENT_LISTENS.length; i < len; i++) {
var eventName = ZR_EVENT_LISTENS[i];
var eventValue = ZR_EVENT[eventName];
eventBehaviors[eventValue] = '_on' + eventName.toLowerCase();
_zr.on(eventValue, this._onzrevent);
}
this.chart = {}; // 图表索引
this.component = {}; // 组件索引
// 内置图表
// 孤岛
var Island = require('./chart/island');
this._island = new Island(this._themeConfig, this._messageCenter, _zr, {}, this);
this.chart.island = this._island;
// 内置通用组件
// 工具箱
var Toolbox = require('./component/toolbox');
this._toolbox = new Toolbox(this._themeConfig, this._messageCenter, _zr, {}, this);
this.component.toolbox = this._toolbox;
var componentLibrary = require('./component');
componentLibrary.define('title', require('./component/title'));
componentLibrary.define('tooltip', require('./component/tooltip'));
componentLibrary.define('legend', require('./component/legend'));
if (_zr.getWidth() === 0 || _zr.getHeight() === 0) {
console.error('Dom’s width & height should be ready before init.');
}
},
/**
* ECharts事件处理中心
*/
__onevent: function (param){
param.__echartsId = param.__echartsId || this.id;
// 来自其他联动图表的事件
var fromMyself = (param.__echartsId === this.id);
if (!this._curEventType) {
this._curEventType = param.type;
}
switch (param.type) {
case ecConfig.EVENT.LEGEND_SELECTED :
this._onlegendSelected(param);
break;
case ecConfig.EVENT.DATA_ZOOM :
if (!fromMyself) {
var dz = this.component.dataZoom;
if (dz) {
dz.silence(true);
dz.absoluteZoom(param.zoom);
dz.silence(false);
}
}
this._ondataZoom(param);
break;
case ecConfig.EVENT.DATA_RANGE :
fromMyself && this._ondataRange(param);
break;
case ecConfig.EVENT.MAGIC_TYPE_CHANGED :
if (!fromMyself) {
var tb = this.component.toolbox;
if (tb) {
tb.silence(true);
tb.setMagicType(param.magicType);
tb.silence(false);
}
}
this._onmagicTypeChanged(param);
break;
case ecConfig.EVENT.DATA_VIEW_CHANGED :
fromMyself && this._ondataViewChanged(param);
break;
case ecConfig.EVENT.TOOLTIP_HOVER :
fromMyself && this._tooltipHover(param);
break;
case ecConfig.EVENT.RESTORE :
this._onrestore();
break;
case ecConfig.EVENT.REFRESH :
fromMyself && this._onrefresh(param);
break;
// 鼠标同步
case ecConfig.EVENT.TOOLTIP_IN_GRID :
case ecConfig.EVENT.TOOLTIP_OUT_GRID :
if (!fromMyself) {
// 只处理来自外部的鼠标同步
var grid = this.component.grid;
if (grid) {
this._zr.trigger(
'mousemove',
{
connectTrigger: true,
zrenderX: grid.getX() + param.x * grid.getWidth(),
zrenderY: grid.getY() + param.y * grid.getHeight()
}
);
}
}
else if (this._connected) {
// 来自自己，并且存在多图联动，空间坐标映射修改参数分发
var grid = this.component.grid;
if (grid) {
param.x = (param.event.zrenderX - grid.getX()) / grid.getWidth();
param.y = (param.event.zrenderY - grid.getY()) / grid.getHeight();
}
}
break;
/*
case ecConfig.EVENT.RESIZE :
case ecConfig.EVENT.DATA_CHANGED :
case ecConfig.EVENT.PIE_SELECTED :
case ecConfig.EVENT.MAP_SELECTED :
break;
*/
}
// 多图联动，只做自己的一级事件分发，避免级联事件循环
if (this._connected && fromMyself && this._curEventType === param.type) {
for (var c in this._connected) {
this._connected[c].connectedEventHandler(param);
}
// 分发完毕后复位
this._curEventType = null;
}
if (!fromMyself || (!this._connected && fromMyself)) { // 处理了完联动事件复位
this._curEventType = null;
}
},
/**
* 点击事件，响应zrender事件，包装后分发到Echarts层
*/
_onclick: function (param) {
callChartListMethodReverse(this, 'onclick', param);
if (param.target) {
var ecData = this._eventPackage(param.target);
if (ecData && ecData.seriesIndex != null) {
this._messageCenter.dispatch(
ecConfig.EVENT.CLICK,
param.event,
ecData,
this
);
}
}
},
/**
* 双击事件，响应zrender事件，包装后分发到Echarts层
*/
_ondblclick: function (param) {
callChartListMethodReverse(this, 'ondblclick', param);
if (param.target) {
var ecData = this._eventPackage(param.target);
if (ecData && ecData.seriesIndex != null) {
this._messageCenter.dispatch(
ecConfig.EVENT.DBLCLICK,
param.event,
ecData,
this
);
}
}
},
/**
* 鼠标移入事件，响应zrender事件，包装后分发到Echarts层
*/
_onmouseover: function (param) {
if (param.target) {
var ecData = this._eventPackage(param.target);
if (ecData && ecData.seriesIndex != null) {
this._messageCenter.dispatch(
ecConfig.EVENT.HOVER,
param.event,
ecData,
this
);
}
}
},
/**
* 鼠标移出事件，响应zrender事件，包装后分发到Echarts层
*/
_onmouseout: function (param) {
if (param.target) {
var ecData = this._eventPackage(param.target);
if (ecData && ecData.seriesIndex != null) {
this._messageCenter.dispatch(
ecConfig.EVENT.MOUSEOUT,
param.event,
ecData,
this
);
}
}
},
/**
* dragstart回调，可计算特性实现
*/
_ondragstart: function (param) {
// 复位用于图表间通信拖拽标识
this._status = {
dragIn: false,
dragOut: false,
needRefresh: false
};
callChartListMethodReverse(this, 'ondragstart', param);
},
/**
* dragging回调，可计算特性实现
*/
_ondragenter: function (param) {
callChartListMethodReverse(this, 'ondragenter', param);
},
/**
* dragstart回调，可计算特性实现
*/
_ondragover: function (param) {
callChartListMethodReverse(this, 'ondragover', param);
},
/**
* dragstart回调，可计算特性实现
*/
_ondragleave: function (param) {
callChartListMethodReverse(this, 'ondragleave', param);
},
/**
* dragstart回调，可计算特性实现
*/
_ondrop: function (param) {
callChartListMethodReverse(this, 'ondrop', param, this._status);
this._island.ondrop(param, this._status);
},
/**
* dragdone回调 ，可计算特性实现
*/
_ondragend: function (param) {
callChartListMethodReverse(this, 'ondragend', param, this._status);
this._timeline && this._timeline.ondragend(param, this._status);
this._island.ondragend(param, this._status);
// 发生过重计算
if (this._status.needRefresh) {
this._syncBackupData(this._option);
var messageCenter = this._messageCenter;
messageCenter.dispatch(
ecConfig.EVENT.DATA_CHANGED,
param.event,
this._eventPackage(param.target),
this
);
messageCenter.dispatch(ecConfig.EVENT.REFRESH, null, null, this);
}
},
/**
* 图例选择响应
*/
_onlegendSelected: function (param) {
// 用于图表间通信
this._status.needRefresh = false;
callChartListMethodReverse(this, 'onlegendSelected', param, this._status);
if (this._status.needRefresh) {
this._messageCenter.dispatch(ecConfig.EVENT.REFRESH, null, null, this);
}
},
/**
* 数据区域缩放响应
*/
_ondataZoom: function (param) {
// 用于图表间通信
this._status.needRefresh = false;
callChartListMethodReverse(this, 'ondataZoom', param, this._status);
if (this._status.needRefresh) {
this._messageCenter.dispatch(ecConfig.EVENT.REFRESH, null, null, this);
}
},
/**
* 值域漫游响应
*/
_ondataRange: function (param) {
this._clearEffect();
// 用于图表间通信
this._status.needRefresh = false;
callChartListMethodReverse(this, 'ondataRange', param, this._status);
// 没有相互影响，直接刷新即可
if (this._status.needRefresh) {
this._zr.refreshNextFrame();
}
},
/**
* 动态类型切换响应
*/
_onmagicTypeChanged: function () {
this._clearEffect();
this._render(this._toolbox.getMagicOption());
},
/**
* 数据视图修改响应
*/
_ondataViewChanged: function (param) {
this._syncBackupData(param.option);
this._messageCenter.dispatch(
ecConfig.EVENT.DATA_CHANGED,
null,
param,
this
);
this._messageCenter.dispatch(ecConfig.EVENT.REFRESH, null, null, this);
},
/**
* tooltip与图表间通信
*/
_tooltipHover: function (param) {
var tipShape = [];
callChartListMethodReverse(this, 'ontooltipHover', param, tipShape);
},
/**
* 还原
*/
_onrestore: function () {
this.restore();
},
/**
* 刷新
*/
_onrefresh: function (param) {
this._refreshInside = true;
this.refresh(param);
this._refreshInside = false;
},
/**
* 数据修改后的反向同步dataZoom持有的备份数据
*/
_syncBackupData: function (curOption) {
this.component.dataZoom && this.component.dataZoom.syncBackupData(curOption);
},
/**
* 打包Echarts层的事件附件
*/
_eventPackage: function (target) {
if (target) {
var ecData = require('./util/ecData');
var seriesIndex = ecData.get(target, 'seriesIndex');
var dataIndex = ecData.get(target, 'dataIndex');
dataIndex = seriesIndex != -1 && this.component.dataZoom
? this.component.dataZoom.getRealDataIndex(
seriesIndex,
dataIndex
)
: dataIndex;
return {
seriesIndex: seriesIndex,
seriesName: (ecData.get(target, 'series') || {}).name,
dataIndex: dataIndex,
data: ecData.get(target, 'data'),
name: ecData.get(target, 'name'),
value: ecData.get(target, 'value'),
special: ecData.get(target, 'special')
};
}
return;
},
_noDataCheck: function(magicOption) {
var series = magicOption.series;
for (var i = 0, l = series.length; i < l; i++) {
if (series[i].type == ecConfig.CHART_TYPE_MAP
|| (series[i].data && series[i].data.length > 0)
|| (series[i].markPoint && series[i].markPoint.data && series[i].markPoint.data.length > 0)
|| (series[i].markLine && series[i].markLine.data && series[i].markLine.data.length > 0)
|| (series[i].nodes && series[i].nodes.length > 0)
|| (series[i].links && series[i].links.length > 0)
|| (series[i].matrix && series[i].matrix.length > 0)
|| (series[i].eventList && series[i].eventList.length > 0)
) {
return false; // 存在任意数据则为非空数据
}
}
var loadOption = (this._option && this._option.noDataLoadingOption)
|| this._themeConfig.noDataLoadingOption
|| ecConfig.noDataLoadingOption
|| {
text: (this._option && this._option.noDataText)
|| this._themeConfig.noDataText
|| ecConfig.noDataText,
effect: (this._option && this._option.noDataEffect)
|| this._themeConfig.noDataEffect
|| ecConfig.noDataEffect
};
// 空数据
this.clear();
this.showLoading(loadOption);
return true;
},
/**
* 图表渲染
*/
_render: function (magicOption) {
this._mergeGlobalConifg(magicOption);
if (this._noDataCheck(magicOption)) {
return;
}
var bgColor = magicOption.backgroundColor;
if (bgColor) {
if (!_canvasSupported
&& bgColor.indexOf('rgba') != -1
) {
// IE6~8对RGBA的处理，filter会带来其他颜色的影响
var cList = bgColor.split(',');
this.dom.style.filter = 'alpha(opacity=' +
cList[3].substring(0, cList[3].lastIndexOf(')')) * 100
+ ')';
cList.length = 3;
cList[0] = cList[0].replace('a', '');
this.dom.style.backgroundColor = cList.join(',') + ')';
}
else {
this.dom.style.backgroundColor = bgColor;
}
}
this._zr.clearAnimation();
this._chartList = [];
var chartLibrary = require('./chart');
var componentLibrary = require('./component');
if (magicOption.xAxis || magicOption.yAxis) {
magicOption.grid = magicOption.grid || {};
magicOption.dataZoom = magicOption.dataZoom || {};
}
var componentList = [
'title', 'legend', 'tooltip', 'dataRange', 'roamController',
'grid', 'dataZoom', 'xAxis', 'yAxis', 'polar'
];
var ComponentClass;
var componentType;
var component;
for (var i = 0, l = componentList.length; i < l; i++) {
componentType = componentList[i];
component = this.component[componentType];
if (magicOption[componentType]) {
if (component) {
component.refresh && component.refresh(magicOption);
}
else {
ComponentClass = componentLibrary.get(
/^[xy]Axis$/.test(componentType) ? 'axis' : componentType
);
component = new ComponentClass(
this._themeConfig, this._messageCenter, this._zr,
magicOption, this, componentType
);
this.component[componentType] = component;
}
this._chartList.push(component);
}
else if (component) {
component.dispose();
this.component[componentType] = null;
delete this.component[componentType];
}
}
var ChartClass;
var chartType;
var chart;
var chartMap = {}; // 记录已经初始化的图表
for (var i = 0, l = magicOption.series.length; i < l; i++) {
chartType = magicOption.series[i].type;
if (!chartType) {
console.error('series[' + i + '] chart type has not been defined.');
continue;
}
if (!chartMap[chartType]) {
chartMap[chartType] = true;
ChartClass = chartLibrary.get(chartType);
if (ChartClass) {
if (this.chart[chartType]) {
chart = this.chart[chartType];
chart.refresh(magicOption);
}
else {
chart = new ChartClass(
this._themeConfig, this._messageCenter, this._zr,
magicOption, this
);
}
this._chartList.push(chart);
this.chart[chartType] = chart;
}
else {
console.error(chartType + ' has not been required.');
}
}
}
// 已有实例但新option不带这类图表的实例释放
for (chartType in this.chart) {
if (chartType != ecConfig.CHART_TYPE_ISLAND && !chartMap[chartType]) {
this.chart[chartType].dispose();
this.chart[chartType] = null;
delete this.chart[chartType];
}
}
this.component.grid && this.component.grid.refixAxisShape(this.component);
this._island.refresh(magicOption);
this._toolbox.refresh(magicOption);
magicOption.animation && !magicOption.renderAsImage
? this._zr.refresh()
: this._zr.render();
var imgId = 'IMG' + this.id;
var img = document.getElementById(imgId);
if (magicOption.renderAsImage && _canvasSupported) {
// IE8- 不支持图片渲染形式
if (img) {
// 已经渲染过则更新显示
img.src = this.getDataURL(magicOption.renderAsImage);
}
else {
// 没有渲染过插入img dom
img = this.getImage(magicOption.renderAsImage);
img.id = imgId;
img.style.position = 'absolute';
img.style.left = 0;
img.style.top = 0;
this.dom.firstChild.appendChild(img);
}
this.un();
this._zr.un();
this._disposeChartList();
this._zr.clear();
}
else if (img) {
// 删除可能存在的img
img.parentNode.removeChild(img);
}
img = null;
this._option = magicOption;
},
/**
* 还原
*/
restore: function () {
this._clearEffect();
this._option = zrUtil.clone(this._optionRestore);
this._disposeChartList();
this._island.clear();
this._toolbox.reset(this._option, true);
this._render(this._option);
},
/**
* 刷新
* @param {Object=} param，可选参数，用于附带option，内部同步用，外部不建议带入数据修改，无法同步
*/
refresh: function (param) {
this._clearEffect();
param = param || {};
var magicOption = param.option;
// 外部调用的refresh且有option带入
if (!this._refreshInside && magicOption) {
// 做简单的差异合并去同步内部持有的数据克隆，不建议带入数据
// 开启数据区域缩放、拖拽重计算、数据视图可编辑模式情况下，当用户产生了数据变化后无法同步
// 如有带入option存在数据变化，请重新setOption
magicOption = this.getOption();
zrUtil.merge(magicOption, param.option, true);
zrUtil.merge(this._optionRestore, param.option, true);
this._toolbox.reset(magicOption);
}
this._island.refresh(magicOption);
this._toolbox.refresh(magicOption);
// 停止动画
this._zr.clearAnimation();
// 先来后到，安顺序刷新各种图表，图表内部refresh优化检查magicOption，无需更新则不更新~
for (var i = 0, l = this._chartList.length; i < l; i++) {
this._chartList[i].refresh && this._chartList[i].refresh(magicOption);
}
this.component.grid && this.component.grid.refixAxisShape(this.component);
this._zr.refresh();
},
/**
* 释放图表实例
*/
_disposeChartList: function () {
this._clearEffect();
// 停止动画
this._zr.clearAnimation();
var len = this._chartList.length;
while (len--) {
var chart = this._chartList[len];
if (chart) {
var chartType = chart.type;
this.chart[chartType] && delete this.chart[chartType];
this.component[chartType] && delete this.component[chartType];
chart.dispose && chart.dispose();
}
}
this._chartList = [];
},
/**
* 非图表全局属性merge~~
*/
_mergeGlobalConifg: function (magicOption) {
var mergeList = [
// 背景颜色
'backgroundColor',
// 拖拽重计算相关
'calculable', 'calculableColor', 'calculableHolderColor',
// 孤岛显示连接符
'nameConnector', 'valueConnector',
// 动画相关
'animation', 'animationThreshold',
'animationDuration', 'animationDurationUpdate',
'animationEasing', 'addDataAnimation',
// 默认标志图形类型列表
'symbolList',
// 降低图表内元素拖拽敏感度，单位ms，不建议外部干预
'DRAG_ENABLE_TIME'
];
var len = mergeList.length;
while (len--) {
var mergeItem = mergeList[len];
if (magicOption[mergeItem] == null) {
magicOption[mergeItem] = this._themeConfig[mergeItem] != null
? this._themeConfig[mergeItem]
: ecConfig[mergeItem];
}
}
// 数值系列的颜色列表，不传则采用内置颜色，可配数组，借用zrender实例注入，会有冲突风险，先这样
var themeColor = magicOption.color;
if (!(themeColor && themeColor.length)) {
themeColor = this._themeConfig.color || ecConfig.color;
}
this._zr.getColor = function (idx) {
var zrColor = require('zrender/tool/color');
return zrColor.getColor(idx, themeColor);
};
if (!_canvasSupported) {
// 不支持Canvas的强制关闭动画
magicOption.animation = false;
magicOption.addDataAnimation = false;
}
},
/**
* 万能接口，配置图表实例任何可配置选项，多次调用时option选项做merge处理
* @param {Object} option
* @param {boolean=} notMerge 多次调用时option选项是默认是合并（merge）的，
* 如果不需求，可以通过notMerger参数为true阻止与上次option的合并
*/
setOption: function (option, notMerge) {
if (!option.timeline) {
return this._setOption(option, notMerge);
}
else {
return this._setTimelineOption(option);
}
},
/**
* 万能接口，配置图表实例任何可配置选项，多次调用时option选项做merge处理
* @param {Object} option
* @param {boolean=} notMerge 多次调用时option选项是默认是合并（merge）的，
* 如果不需求，可以通过notMerger参数为true阻止与上次option的合并
* @param {boolean=} 默认false。keepTimeLine 表示从timeline组件调用而来，
* 表示当前行为是timeline的数据切换，保持timeline，
* 反之销毁timeline。 详见Issue #1601
*/
_setOption: function (option, notMerge, keepTimeLine) {
if (!notMerge && this._option) {
this._option = zrUtil.merge(
this.getOption(),
zrUtil.clone(option),
true
);
}
else {
this._option = zrUtil.clone(option);
!keepTimeLine && this._timeline && this._timeline.dispose();
}
this._optionRestore = zrUtil.clone(this._option);
if (!this._option.series || this._option.series.length === 0) {
this._zr.clear();
return;
}
if (this.component.dataZoom // 存在dataZoom控件
&& (this._option.dataZoom // 并且新option也存在
|| (this._option.toolbox
&& this._option.toolbox.feature
&& this._option.toolbox.feature.dataZoom
&& this._option.toolbox.feature.dataZoom.show
)
)
) {
// dataZoom同步数据
this.component.dataZoom.syncOption(this._option);
}
this._toolbox.reset(this._option);
this._render(this._option);
return this;
},
/**
* 返回内部持有的当前显示option克隆
*/
getOption: function () {
var magicOption = zrUtil.clone(this._option);
var self = this;
function restoreOption(prop) {
var restoreSource = self._optionRestore[prop];