/**
* echarts组件：提示框
*
* @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, linzhifeng@baidu.com)
*
*/
define(function (require) {
var Base = require('./base');
// 图形依赖
var CrossShape = require('../util/shape/Cross');
var LineShape = require('zrender/shape/Line');
var RectangleShape = require('zrender/shape/Rectangle');
var rectangleInstance = new RectangleShape({});
var ecConfig = require('../config');
var ecData = require('../util/ecData');
var zrConfig = require('zrender/config');
var zrEvent = require('zrender/tool/event');
var zrArea = require('zrender/tool/area');
var zrColor = require('zrender/tool/color');
var zrUtil = require('zrender/tool/util');
var zrShapeBase = require('zrender/shape/Base');
/**
* 构造函数
* @param {Object} messageCenter echart消息中心
* @param {ZRender} zr zrender实例
* @param {Object} option 提示框参数
* @param {HtmlElement} dom 目标对象
* @param {ECharts} myChart 当前图表实例
*/
function Tooltip(ecTheme, messageCenter, zr, option, myChart) {
Base.call(this, ecTheme, messageCenter, zr, option, myChart);
this.dom = myChart.dom;
var self = this;
self._onmousemove = function (param) {
return self.__onmousemove(param);
};
self._onglobalout = function (param) {
return self.__onglobalout(param);
};
this.zr.on(zrConfig.EVENT.MOUSEMOVE, self._onmousemove);
this.zr.on(zrConfig.EVENT.GLOBALOUT, self._onglobalout);
self._hide = function (param) {
return self.__hide(param);
};
self._tryShow = function(param) {
return self.__tryShow(param);
};
self._refixed = function(param) {
return self.__refixed(param);
};
self._setContent = function(ticket, res) {
return self.__setContent(ticket, res);
};
this._tDom = this._tDom || document.createElement('div');
// 避免拖拽时页面选中的尴尬
this._tDom.onselectstart = function() {
return false;
};
this._tDom.style.position = 'absolute'; // 不是多余的，别删！
this.hasAppend = false;
this._axisLineShape && this.zr.delShape(this._axisLineShape.id);
this._axisLineShape = new LineShape({
zlevel: this._zlevelBase,
invisible : true,
hoverable: false
});
this.shapeList.push(this._axisLineShape);
this.zr.addShape(this._axisLineShape);
this._axisShadowShape && this.zr.delShape(this._axisShadowShape.id);
this._axisShadowShape = new LineShape({
zlevel: 1, // grid上，chart下
invisible : true,
hoverable: false
});
this.shapeList.push(this._axisShadowShape);
this.zr.addShape(this._axisShadowShape);
this._axisCrossShape && this.zr.delShape(this._axisCrossShape.id);
this._axisCrossShape = new CrossShape({
zlevel: this._zlevelBase,
invisible : true,
hoverable: false
});
this.shapeList.push(this._axisCrossShape);
this.zr.addShape(this._axisCrossShape);
this.showing = false;
this.refresh(option);
}
Tooltip.prototype = {
type : ecConfig.COMPONENT_TYPE_TOOLTIP,
// 通用样式
_gCssText : 'position:absolute;'
+ 'display:block;'
+ 'border-style:solid;'
+ 'white-space:nowrap;',
/**
* 根据配置设置dom样式
*/
_style : function (opt) {
if (!opt) {
return '';
}
var cssText = [];
if (opt.transitionDuration) {
var transitionText = 'left ' + opt.transitionDuration + 's,'
+ 'top ' + opt.transitionDuration + 's';
cssText.push(
'transition:' + transitionText
);
cssText.push(
'-moz-transition:' + transitionText
);
cssText.push(
'-webkit-transition:' + transitionText
);
cssText.push(
'-o-transition:' + transitionText
);
}
if (opt.backgroundColor) {
// for sb ie~
cssText.push(
'background-Color:' + zrColor.toHex(
opt.backgroundColor
)
);
cssText.push('filter:alpha(opacity=70)');
cssText.push('background-Color:' + opt.backgroundColor);
}
if (typeof opt.borderWidth != 'undefined') {
cssText.push('border-width:' + opt.borderWidth + 'px');
}
if (typeof opt.borderColor != 'undefined') {
cssText.push('border-color:' + opt.borderColor);
}
if (typeof opt.borderRadius != 'undefined') {
cssText.push(
'border-radius:' + opt.borderRadius + 'px'
);
cssText.push(
'-moz-border-radius:' + opt.borderRadius + 'px'
);
cssText.push(
'-webkit-border-radius:' + opt.borderRadius + 'px'
);
cssText.push(
'-o-border-radius:' + opt.borderRadius + 'px'
);
}
var textStyle = opt.textStyle;
if (textStyle) {
textStyle.color && cssText.push('color:' + textStyle.color);
textStyle.decoration && cssText.push(
'text-decoration:' + textStyle.decoration
);
textStyle.align && cssText.push(
'text-align:' + textStyle.align
);
textStyle.fontFamily && cssText.push(
'font-family:' + textStyle.fontFamily
);
textStyle.fontSize && cssText.push(
'font-size:' + textStyle.fontSize + 'px'
);
textStyle.fontSize && cssText.push(
'line-height:' + Math.round(textStyle.fontSize*3/2) + 'px'
);
textStyle.fontStyle && cssText.push(
'font-style:' + textStyle.fontStyle
);
textStyle.fontWeight && cssText.push(
'font-weight:' + textStyle.fontWeight
);
}
var padding = opt.padding;
if (typeof padding != 'undefined') {
padding = this.reformCssArray(padding);
cssText.push(
'padding:' + padding[0] + 'px '
+ padding[1] + 'px '
+ padding[2] + 'px '
+ padding[3] + 'px'
);
}
cssText = cssText.join(';') + ';';
return cssText;
},
__hide : function () {
if (this._tDom) {
this._tDom.style.display = 'none';
}
var needRefresh = false;
if (!this._axisLineShape.invisible) {
this._axisLineShape.invisible = true;
this.zr.modShape(this._axisLineShape.id);
needRefresh = true;
}
if (!this._axisShadowShape.invisible) {
this._axisShadowShape.invisible = true;
this.zr.modShape(this._axisShadowShape.id);
needRefresh = true;
}
if (!this._axisCrossShape.invisible) {
this._axisCrossShape.invisible = true;
this.zr.modShape(this._axisCrossShape.id);
needRefresh = true;
}
if (this._lastTipShape && this._lastTipShape.tipShape.length > 0) {
this.zr.delShape(this._lastTipShape.tipShape);
this._lastTipShape = false;
this.shapeList.length = 2;
}
needRefresh && this.zr.refresh();
this.showing = false;
},
_show : function (position, x, y, specialCssText) {
var domHeight = this._tDom.offsetHeight;
var domWidth = this._tDom.offsetWidth;
if (position) {
if (typeof position == 'function') {
position = position([x, y]);
}
if (position instanceof Array) {
x = position[0];
y = position[1];
}
}
if (x + domWidth > this._zrWidth) {
// 太靠右
//x = this._zrWidth - domWidth;
x -= (domWidth + 40);
}
if (y + domHeight > this._zrHeight) {
// 太靠下
//y = this._zrHeight - domHeight;
y -= (domHeight - 20);
}
if (y < 20) {
y = 0;
}
this._tDom.style.cssText = this._gCssText
+ this._defaultCssText
+ (specialCssText ? specialCssText : '')
+ 'left:' + x + 'px;top:' + y + 'px;';
if (domHeight < 10 || domWidth < 10) {
// this._zrWidth - x < 100 || this._zrHeight - y < 100
setTimeout(this._refixed, 20);
}
this.showing = true;
},
__refixed : function () {
if (this._tDom) {
var cssText = '';
var domHeight = this._tDom.offsetHeight;
var domWidth = this._tDom.offsetWidth;
if (this._tDom.offsetLeft + domWidth > this._zrWidth) {
cssText += 'left:' + (this._zrWidth - domWidth - 20) + 'px;';
}
if (this._tDom.offsetTop + domHeight > this._zrHeight) {
cssText += 'top:' + (this._zrHeight - domHeight - 10) + 'px;';
}
if (cssText !== '') {
this._tDom.style.cssText += cssText;
}
}
},
__tryShow : function () {
var needShow;
var trigger;
if (!this._curTarget) {
// 坐标轴事件
this._findPolarTrigger() || this._findAxisTrigger();
}
else {
// 数据项事件
if (this._curTarget._type == 'island' && this.option.tooltip.show) {
this._showItemTrigger();
return;
}
var serie = ecData.get(this._curTarget, 'series');
var data = ecData.get(this._curTarget, 'data');
needShow = this.deepQuery(
[data, serie, this.option],
'tooltip.show'
);
if (typeof serie == 'undefined'
|| typeof data == 'undefined'
|| needShow === false
) {
// 不响应tooltip的数据对象延时隐藏
clearTimeout(this._hidingTicket);
clearTimeout(this._showingTicket);
this._hidingTicket = setTimeout(this._hide, this._hideDelay);
}
else {
trigger = this.deepQuery(
[data, serie, this.option],
'tooltip.trigger'
);
trigger == 'axis'
? this._showAxisTrigger(
serie.xAxisIndex, serie.yAxisIndex,
ecData.get(this._curTarget, 'dataIndex')
)
: this._showItemTrigger();
}
}
},
/**
* 直角系
*/
_findAxisTrigger : function () {
if (!this.component.xAxis || !this.component.yAxis) {
this._hidingTicket = setTimeout(this._hide, this._hideDelay);
return;
}
var series = this.option.series;
var xAxisIndex;
var yAxisIndex;
for (var i = 0, l = series.length; i < l; i++) {
// 找到第一个axis触发tooltip的系列
if (this.deepQuery(
[series[i], this.option], 'tooltip.trigger'
) == 'axis'
) {
xAxisIndex = series[i].xAxisIndex || 0;
yAxisIndex = series[i].yAxisIndex || 0;
if (this.component.xAxis.getAxis(xAxisIndex)
&& this.component.xAxis.getAxis(xAxisIndex).type
== ecConfig.COMPONENT_TYPE_AXIS_CATEGORY
) {
// 横轴为类目轴
this._showAxisTrigger(xAxisIndex, yAxisIndex,
this._getNearestDataIndex(
'x', this.component.xAxis.getAxis(xAxisIndex)
)
);
return;
}
else if (this.component.yAxis.getAxis(yAxisIndex)
&& this.component.yAxis.getAxis(yAxisIndex).type
== ecConfig.COMPONENT_TYPE_AXIS_CATEGORY
) {
// 纵轴为类目轴
this._showAxisTrigger(xAxisIndex, yAxisIndex,
this._getNearestDataIndex(
'y', this.component.yAxis.getAxis(yAxisIndex)
)
);
return;
}
else {
// 双数值轴
this._showAxisTrigger(xAxisIndex, yAxisIndex, -1);
}
}
}
},
/**
* 极坐标
*/
_findPolarTrigger : function () {
if (!this.component.polar) {
return false;
}
var x = zrEvent.getX(this._event);
var y = zrEvent.getY(this._event);
var polarIndex = this.component.polar.getNearestIndex([x, y]);
var valueIndex;
if (polarIndex) {
valueIndex = polarIndex.valueIndex;
polarIndex = polarIndex.polarIndex;
}
else {
polarIndex = -1;
}
if (polarIndex != -1) {
return this._showPolarTrigger(polarIndex, valueIndex);
}
return false;
},
/**
* 根据坐标轴事件带的属性获取最近的axisDataIndex
*/
_getNearestDataIndex : function (direction, categoryAxis) {
var dataIndex = -1;
var x = zrEvent.getX(this._event);
var y = zrEvent.getY(this._event);
if (direction == 'x') {
// 横轴为类目轴
var left;
var right;
var xEnd = this.component.grid.getXend();
var curCoord = categoryAxis.getCoordByIndex(dataIndex);
while (curCoord < xEnd) {
if (curCoord <= x) {
left = curCoord;
}
if (curCoord >= x) {
break;
}
curCoord = categoryAxis.getCoordByIndex(++dataIndex);
right = curCoord;
}
if (x - left < right - x) {
dataIndex -= dataIndex !== 0 ? 1 : 0;
}
else {
// 离右边近，看是否为最后一个
if (typeof categoryAxis.getNameByIndex(dataIndex)
== 'undefined'
) {
dataIndex -= 1;
}
}
return dataIndex;
}
else {
// 纵轴为类目轴
var top;
var bottom;
var yStart = this.component.grid.getY();
var curCoord = categoryAxis.getCoordByIndex(dataIndex);
while (curCoord > yStart) {
if (curCoord >= y) {
bottom = curCoord;
}
if (curCoord <= y) {
break;
}
curCoord = categoryAxis.getCoordByIndex(++dataIndex);
top = curCoord;
}
if (y - top > bottom - y) {
dataIndex -= dataIndex !== 0 ? 1 : 0;
}
else {
// 离上方边近，看是否为最后一个
if (typeof categoryAxis.getNameByIndex(dataIndex)
== 'undefined'
) {
dataIndex -= 1;
}
}
return dataIndex;
}
return -1;
},
/**
* 直角系
*/
_showAxisTrigger : function (xAxisIndex, yAxisIndex, dataIndex) {
!this._event.connectTrigger && this.messageCenter.dispatch(
ecConfig.EVENT.TOOLTIP_IN_GRID,
this._event,
null,
this.myChart
);
if (typeof this.component.xAxis == 'undefined'
|| typeof this.component.yAxis == 'undefined'
|| typeof xAxisIndex == 'undefined'
|| typeof yAxisIndex == 'undefined'
// || dataIndex < 0
) {
// 不响应tooltip的数据对象延时隐藏
clearTimeout(this._hidingTicket);
clearTimeout(this._showingTicket);
this._hidingTicket = setTimeout(this._hide, this._hideDelay);
return;
}
var series = this.option.series;
var seriesArray = [];
var seriesIndex = [];
var categoryAxis;
var x;
var y;
var formatter;
var position;
var showContent;
var specialCssText = '';
if (this.option.tooltip.trigger == 'axis') {
if (this.option.tooltip.show === false) {
return;
}
formatter = this.option.tooltip.formatter;
position = this.option.tooltip.position;
}
if (xAxisIndex != -1
&& this.component.xAxis.getAxis(xAxisIndex).type
== ecConfig.COMPONENT_TYPE_AXIS_CATEGORY
) {
// 横轴为类目轴，找到所有用这条横轴并且axis触发的系列数据
categoryAxis = this.component.xAxis.getAxis(xAxisIndex);
for (var i = 0, l = series.length; i < l; i++) {
if (!this._isSelected(series[i].name)) {
continue;
}
if (series[i].xAxisIndex == xAxisIndex
&& this.deepQuery([series[i], this.option], 'tooltip.trigger') == 'axis'
) {
showContent = this.query(series[i], 'tooltip.showContent')
|| showContent;
formatter = this.query(series[i], 'tooltip.formatter')
|| formatter;
position = this.query(series[i], 'tooltip.position')
|| position;
specialCssText += this._style(this.query(series[i], 'tooltip'));
seriesArray.push(series[i]);
seriesIndex.push(i);
}
}
// 寻找高亮元素
this.messageCenter.dispatch(
ecConfig.EVENT.TOOLTIP_HOVER,
this._event,
{
seriesIndex : seriesIndex,
dataIndex : dataIndex
},
this.myChart
);
y = zrEvent.getY(this._event);
x = this.subPixelOptimize(
categoryAxis.getCoordByIndex(dataIndex),
this._axisLineWidth
);
this._styleAxisPointer(
seriesArray,
x, this.component.grid.getY(),
x, this.component.grid.getYend(),
categoryAxis.getGap(), x, y
);
}
else if (yAxisIndex != -1
&& this.component.yAxis.getAxis(yAxisIndex).type
== ecConfig.COMPONENT_TYPE_AXIS_CATEGORY
) {
// 纵轴为类目轴，找到所有用这条纵轴并且axis触发的系列数据
categoryAxis = this.component.yAxis.getAxis(yAxisIndex);
for (var i = 0, l = series.length; i < l; i++) {
if (!this._isSelected(series[i].name)) {
continue;
}
if (series[i].yAxisIndex == yAxisIndex
&& this.deepQuery([series[i], this.option], 'tooltip.trigger') == 'axis'
) {
showContent = this.query(series[i], 'tooltip.showContent')
|| showContent;
formatter = this.query(series[i], 'tooltip.formatter')
|| formatter;
position = this.query(series[i], 'tooltip.position')
|| position;
specialCssText += this._style(this.query(series[i], 'tooltip'));
seriesArray.push(series[i]);
seriesIndex.push(i);
}
}
// 寻找高亮元素
this.messageCenter.dispatch(
ecConfig.EVENT.TOOLTIP_HOVER,
this._event,
{
seriesIndex : seriesIndex,
dataIndex : dataIndex
},
this.myChart
);
x = zrEvent.getX(this._event);
y = this.subPixelOptimize(
categoryAxis.getCoordByIndex(dataIndex),
this._axisLineWidth
);
this._styleAxisPointer(
seriesArray,
this.component.grid.getX(), y,
this.component.grid.getXend(), y,
categoryAxis.getGap(), x, y
);
}
else {
// 双数值轴
x = zrEvent.getX(this._event);
y = zrEvent.getY(this._event);
this._styleAxisPointer(
series,
this.component.grid.getX(), y,
this.component.grid.getXend(), y,
0, x, y
);
if (dataIndex >= 0) {
this._showItemTrigger();
}
else {
clearTimeout(this._hidingTicket);
clearTimeout(this._showingTicket);
this._tDom.style.display = 'none';
}
}
if (seriesArray.length > 0) {
var data;
if (typeof formatter == 'function') {
var params = [];
for (var i = 0, l = seriesArray.length; i < l; i++) {
data = seriesArray[i].data[dataIndex];
data = typeof data != 'undefined'
? (typeof data.value != 'undefined'
? data.value
: data)
: '-';
params.push([
seriesArray[i].name || '',
categoryAxis.getNameByIndex(dataIndex),
data
]);
}
this._curTicket = 'axis:' + dataIndex;
this._tDom.innerHTML = formatter(
params, this._curTicket, this._setContent
);
}
else if (typeof formatter == 'string') {
this._curTicket = NaN;
formatter = formatter.replace('{a}','{a0}')
.replace('{b}','{b0}')
.replace('{c}','{c0}');
for (var i = 0, l = seriesArray.length; i < l; i++) {
formatter = formatter.replace(
'{a' + i + '}',
this._encodeHTML(seriesArray[i].name || '')
);
formatter = formatter.replace(
'{b' + i + '}',
this._encodeHTML(categoryAxis.getNameByIndex(dataIndex))
);
data = seriesArray[i].data[dataIndex];
data = typeof data != 'undefined'
? (typeof data.value != 'undefined'
? data.value
: data)
: '-';
formatter = formatter.replace(
'{c' + i + '}',
data instanceof Array
? data : this.numAddCommas(data)
);
}
this._tDom.innerHTML = formatter;
}
else {
this._curTicket = NaN;
formatter = this._encodeHTML(
categoryAxis.getNameByIndex(dataIndex)
);
for (var i = 0, l = seriesArray.length; i < l; i++) {
formatter += '
'
+ this._encodeHTML(seriesArray[i].name || '')
+ ' : ';
data = seriesArray[i].data[dataIndex];
data = typeof data != 'undefined'
? (typeof data.value != 'undefined'
? data.value
: data)
: '-';
formatter += data instanceof Array
? data : this.numAddCommas(data);
}
this._tDom.innerHTML = formatter;
}
if (showContent === false || !this.option.tooltip.showContent) {
// 只用tooltip的行为，不显示主体
return;
}
if (!this.hasAppend) {
this._tDom.style.left = this._zrWidth / 2 + 'px';
this._tDom.style.top = this._zrHeight / 2 + 'px';
this.dom.firstChild.appendChild(this._tDom);
this.hasAppend = true;
}
this._show(position, x + 10, y + 10, specialCssText);
}
},
/**
* 极坐标
*/
_showPolarTrigger : function (polarIndex, dataIndex) {
if (typeof this.component.polar == 'undefined'
|| typeof polarIndex == 'undefined'
|| typeof dataIndex == 'undefined'
|| dataIndex < 0
) {
return false;
}
var series = this.option.series;
var seriesArray = [];
var formatter;
var position;
var showContent;
var specialCssText = '';
if (this.option.tooltip.trigger == 'axis') {
if (this.option.tooltip.show === false) {
return false;
}
formatter = this.option.tooltip.formatter;
position = this.option.tooltip.position;
}
var indicatorName = this.option.polar[polarIndex].indicator[dataIndex].text;
// 找到所有用这个极坐标并且axis触发的系列数据
for (var i = 0, l = series.length; i < l; i++) {
if (!this._isSelected(series[i].name)) {
continue;
}
if (series[i].polarIndex == polarIndex
&& this.deepQuery([series[i], this.option], 'tooltip.trigger') == 'axis'
) {
showContent = this.query(series[i], 'tooltip.showContent')
|| showContent;
formatter = this.query(series[i], 'tooltip.formatter')
|| formatter;
position = this.query(series[i], 'tooltip.position')
|| position;
specialCssText += this._style(this.query(series[i], 'tooltip'));
seriesArray.push(series[i]);
}
}
if (seriesArray.length > 0) {
var polarData;
var data;
var params = [];
for (var i = 0, l = seriesArray.length; i < l; i++) {
polarData = seriesArray[i].data;
for (var j = 0, k = polarData.length; j < k; j++) {
data = polarData[j];
if (!this._isSelected(data.name)) {
continue;
}
data = typeof data != 'undefined'
? data
: {name:'', value: {dataIndex:'-'}};
params.push([
seriesArray[i].name || '',
data.name,
typeof data.value[dataIndex].value != 'undefined'
? data.value[dataIndex].value : data.value[dataIndex],
indicatorName
]);
}
}
if (params.length <= 0) {
return;
}
if (typeof formatter == 'function') {
this._curTicket = 'axis:' + dataIndex;
this._tDom.innerHTML = formatter(
params, this._curTicket, this._setContent
);
}
else if (typeof formatter == 'string') {
formatter = formatter.replace('{a}','{a0}')
.replace('{b}','{b0}')
.replace('{c}','{c0}')
.replace('{d}','{d0}');
for (var i = 0, l = params.length; i < l; i++) {
formatter = formatter.replace(
'{a' + i + '}',
this._encodeHTML(params[i][0])
);
formatter = formatter.replace(
'{b' + i + '}',
this._encodeHTML(params[i][1])
);
formatter = formatter.replace(
'{c' + i + '}',
this.numAddCommas(params[i][2])
);
formatter = formatter.replace(
'{d' + i + '}',
this._encodeHTML(params[i][3])
);
}
this._tDom.innerHTML = formatter;
}
else {
formatter = this._encodeHTML(params[0][1]) + '
'
+ this._encodeHTML(params[0][3]) + ' : '
+ this.numAddCommas(params[0][2]);
for (var i = 1, l = params.length; i < l; i++) {
formatter += '
' + this._encodeHTML(params[i][1])
+ '
';
formatter += this._encodeHTML(params[i][3]) + ' : '
+ this.numAddCommas(params[i][2]);
}
this._tDom.innerHTML = formatter;
}
if (showContent === false || !this.option.tooltip.showContent) {
// 只用tooltip的行为，不显示主体
return;
}
if (!this.hasAppend) {
this._tDom.style.left = this._zrWidth / 2 + 'px';
this._tDom.style.top = this._zrHeight / 2 + 'px';
this.dom.firstChild.appendChild(this._tDom);
this.hasAppend = true;
}
this._show(
position,
zrEvent.getX(this._event),
zrEvent.getY(this._event),
specialCssText
);
return true;
}
},
_showItemTrigger : function () {
if (!this._curTarget) {
return;
}
var serie = ecData.get(this._curTarget, 'series');
var data = ecData.get(this._curTarget, 'data');
var name = ecData.get(this._curTarget, 'name');
var value = ecData.get(this._curTarget, 'value');
var special = ecData.get(this._curTarget, 'special');
var special2 = ecData.get(this._curTarget, 'special2');
// 从低优先级往上找到trigger为item的formatter和样式
var formatter;
var position;
var showContent;
var specialCssText = '';
var indicator;
var html = '';
if (this._curTarget._type != 'island') {
// 全局
if (this.option.tooltip.trigger == 'item') {
formatter = this.option.tooltip.formatter;
position = this.option.tooltip.position;
}
// 系列
if (this.query(serie, 'tooltip.trigger') == 'item') {
showContent = this.query(serie, 'tooltip.showContent')
|| showContent;
formatter = this.query(serie, 'tooltip.formatter')
|| formatter;
position = this.query(serie, 'tooltip.position')
|| position;
specialCssText += this._style(this.query(serie, 'tooltip'));
}
// 数据项
showContent = this.query(data, 'tooltip.showContent')
|| showContent;
formatter = this.query(data, 'tooltip.formatter')
|| formatter;
position = this.query(data, 'tooltip.position')
|| position;
specialCssText += this._style(this.query(data, 'tooltip'));
}
else {
showContent = this.deepQuery([data, serie, this.option], 'tooltip.showContent');
formatter = this.deepQuery([data, serie, this.option], 'tooltip.islandFormatter');
position = this.deepQuery([data, serie, this.option], 'tooltip.islandPosition');
}
if (typeof formatter == 'function') {
this._curTicket = (serie.name || '')
+ ':'
+ ecData.get(this._curTarget, 'dataIndex');
this._tDom.innerHTML = formatter(
[
serie.name || '',
name,
value,
special,
special2
],
this._curTicket,
this._setContent
);
}
else if (typeof formatter == 'string') {
this._curTicket = NaN;
formatter = formatter.replace('{a}','{a0}')
.replace('{b}','{b0}')
.replace('{c}','{c0}');
formatter = formatter.replace('{a0}', this._encodeHTML(serie.name || ''))
.replace('{b0}', this._encodeHTML(name))
.replace(
'{c0}',
value instanceof Array ? value : this.numAddCommas(value)
);
formatter = formatter.replace('{d}','{d0}')
.replace('{d0}', special || '');
formatter = formatter.replace('{e}','{e0}')
.replace('{e0}', ecData.get(this._curTarget, 'special2') || '');
this._tDom.innerHTML = formatter;
}
else {
this._curTicket = NaN;
if (serie.type == ecConfig.CHART_TYPE_SCATTER) {
this._tDom.innerHTML = (typeof serie.name != 'undefined'
? (this._encodeHTML(serie.name) + '
')
: ''
)
+ (name === '' ? '' : (this._encodeHTML(name) + ' : '))
+ value
+ (typeof special == 'undefined'
? '' : (' (' + special + ')')
);
}
else if (serie.type == ecConfig.CHART_TYPE_RADAR && special) {
indicator = special;
html += this._encodeHTML(name === '' ? (serie.name || '') : name);
html += html === '' ? '' : '
';
for (var i = 0 ; i < indicator.length; i ++) {
html += this._encodeHTML(indicator[i].text) + ' : '
+ this.numAddCommas(value[i]) + '
';
}
this._tDom.innerHTML = html;
}
else if (serie.type == ecConfig.CHART_TYPE_CHORD) {
if (typeof special2 == 'undefined') {
// 外环上
this._tDom.innerHTML = this._encodeHTML(name) + ' ('
+ this.numAddCommas(value) + ')';
}
else {
var name1 = this._encodeHTML(name);
var name2 = this._encodeHTML(special);
// 内部弦上
this._tDom.innerHTML = (typeof serie.name != 'undefined'
? (this._encodeHTML(serie.name) + '
') : ''
)
+ name1 + ' -> ' + name2
+ ' (' + this.numAddCommas(value) + ')'
+ '
'
+ name2 + ' -> ' + name1
+ ' (' + this.numAddCommas(special2) + ')';
}
}
else {
this._tDom.innerHTML = (typeof serie.name != 'undefined'
? (this._encodeHTML(serie.name) + '
') : ''
)
+ this._encodeHTML(name) + ' : '
+ this.numAddCommas(value) +
(typeof special == 'undefined'
? '' : (' ('+ this.numAddCommas(special) +')')
);
}
}
if (!this._axisLineShape.invisible
|| !this._axisShadowShape.invisible
) {
this._axisLineShape.invisible = true;
this.zr.modShape(this._axisLineShape.id);
this._axisShadowShape.invisible = true;
this.zr.modShape(this._axisShadowShape.id);
this.zr.refresh();
}
if (showContent === false || !this.option.tooltip.showContent) {
// 只用tooltip的行为，不显示主体
return;
}
if (!this.hasAppend) {
this._tDom.style.left = this._zrWidth / 2 + 'px';
this._tDom.style.top = this._zrHeight / 2 + 'px';
this.dom.firstChild.appendChild(this._tDom);
this.hasAppend = true;
}
this._show(
position,
zrEvent.getX(this._event) + 20,
zrEvent.getY(this._event) - 20,
specialCssText
);
},
/**
* 设置坐标轴指示器样式
*/
_styleAxisPointer : function (seriesArray, xStart, yStart, xEnd, yEnd, gap, x, y) {
if (seriesArray.length > 0) {
var queryTarget;
var curType;
var axisPointer = this.option.tooltip.axisPointer;
var pointType = axisPointer.type;
var style = {
line : {},
cross : {},
shadow : {}
};
for (var pType in style) {
style[pType].color = axisPointer[pType + 'Style'].color;
style[pType].width = axisPointer[pType + 'Style'].width;
style[pType].type = axisPointer[pType + 'Style'].type;
}
for (var i = 0, l = seriesArray.length; i < l; i++) {
if (this.deepQuery(
[seriesArray[i], this.option], 'tooltip.trigger'
) == 'axis'
) {
queryTarget = seriesArray[i];
curType = this.query(queryTarget, 'tooltip.axisPointer.type');
pointType = curType || pointType;
if (curType) {
style[curType].color = this.query(
queryTarget,
'tooltip.axisPointer.' + curType + 'Style.color'
) || style[curType].color;
style[curType].width = this.query(
queryTarget,
'tooltip.axisPointer.' + curType + 'Style.width'
) || style[curType].width;
style[curType].type = this.query(
queryTarget,
'tooltip.axisPointer.' + curType + 'Style.type'
) || style[curType].type;
}
}
}
if (pointType == 'line') {
this._axisLineShape.style = {
xStart : xStart,
yStart : yStart,
xEnd : xEnd,
yEnd : yEnd,
strokeColor : style.line.color,
lineWidth : style.line.width,
lineType : style.line.type
};
this._axisLineShape.invisible = false;
this.zr.modShape(this._axisLineShape.id);
}
else if (pointType == 'cross') {
this._axisCrossShape.style = {
brushType: 'stroke',
rect : this.component.grid.getArea(),
x : x,
y : y,
text : ('( '
+ this.component.xAxis.getAxis(0).getValueFromCoord(x)
+ ' , '
+ this.component.yAxis.getAxis(0).getValueFromCoord(y)
+ ' )'
).replace(' , ', ' ').replace(' , ', ' '),
textPosition : 'specific',
strokeColor : style.cross.color,
lineWidth : style.cross.width,
lineType : style.cross.type
};
if (this.component.grid.getXend() - x > 100) { // 右侧有空间
this._axisCrossShape.style.textAlign = 'left';
this._axisCrossShape.style.textX = x + 10;
}
else {
this._axisCrossShape.style.textAlign = 'right';
this._axisCrossShape.style.textX = x - 10;
}
if (y - this.component.grid.getY() > 50) { // 上方有空间
this._axisCrossShape.style.textBaseline = 'bottom';
this._axisCrossShape.style.textY = y - 10;
}
else {
this._axisCrossShape.style.textBaseline = 'top';
this._axisCrossShape.style.textY = y + 10;
}
this._axisCrossShape.invisible = false;
this.zr.modShape(this._axisCrossShape.id);
}
else if (pointType == 'shadow') {
if (typeof style.shadow.width == 'undefined'
|| style.shadow.width == 'auto'
|| isNaN(style.shadow.width)
) {
style.shadow.width = gap;
}
if (xStart == xEnd) {
// 纵向
if (Math.abs(this.component.grid.getX() - xStart) < 2) {
// 最左边
style.shadow.width /= 2;
xStart = xEnd = xEnd + style.shadow.width / 2;
}
else if (Math.abs(this.component.grid.getXend() - xStart) < 2) {
// 最右边
style.shadow.width /= 2;
xStart = xEnd = xEnd - style.shadow.width / 2;
}
}
else if (yStart == yEnd) {
// 横向
if (Math.abs(this.component.grid.getY() - yStart) < 2) {
// 最上边
style.shadow.width /= 2;
yStart = yEnd = yEnd + style.shadow.width / 2;
}
else if (Math.abs(this.component.grid.getYend() - yStart) < 2) {
// 最右边
style.shadow.width /= 2;
yStart = yEnd = yEnd - style.shadow.width / 2;
}
}
this._axisShadowShape.style = {
xStart : xStart,
yStart : yStart,
xEnd : xEnd,
yEnd : yEnd,
strokeColor : style.shadow.color,
lineWidth : style.shadow.width
};
this._axisShadowShape.invisible = false;
this.zr.modShape(this._axisShadowShape.id);
}
this.zr.refresh();
}
},
__onmousemove : function (param) {
clearTimeout(this._hidingTicket);
clearTimeout(this._showingTicket);
var target = param.target;
var mx = zrEvent.getX(param.event);
var my = zrEvent.getY(param.event);
if (!target) {
// 判断是否落到直角系里，axis触发的tooltip
this._curTarget = false;
this._event = param.event;
this._event._target = this._event.target || this._event.toElement;
this._event.zrenderX = mx;
this._event.zrenderY = my;
if (this._needAxisTrigger
&& this.component.grid
&& zrArea.isInside(rectangleInstance, this.component.grid.getArea(), mx, my)
) {
this._showingTicket = setTimeout(this._tryShow, this._showDelay);
}
else if (this._needAxisTrigger
&& this.component.polar
&& this.component.polar.isInside([mx, my]) != -1
) {
this._showingTicket = setTimeout(this._tryShow, this._showDelay);
}
else {
!this._event.connectTrigger && this.messageCenter.dispatch(
ecConfig.EVENT.TOOLTIP_OUT_GRID,
this._event,
null,
this.myChart
);
this._hidingTicket = setTimeout(this._hide, this._hideDelay);
}
}
else {
this._curTarget = target;
this._event = param.event;
this._event._target = this._event.target || this._event.toElement;
this._event.zrenderX = mx;
this._event.zrenderY = my;
var polarIndex;
if (this._needAxisTrigger
&& this.component.polar
&& (polarIndex = this.component.polar.isInside([mx, my])) != -1
) {
// 看用这个polar的系列数据是否是axis触发，如果是设置_curTarget为nul
var series = this.option.series;
for (var i = 0, l = series.length; i < l; i++) {
if (series[i].polarIndex == polarIndex
&& this.deepQuery(
[series[i], this.option], 'tooltip.trigger'
) == 'axis'
) {
this._curTarget = null;
break;
}
}
}
this._showingTicket = setTimeout(this._tryShow, this._showDelay);
}
},
/**
* zrender事件响应：鼠标离开绘图区域
*/
__onglobalout : function () {
clearTimeout(this._hidingTicket);
clearTimeout(this._showingTicket);
this._hidingTicket = setTimeout(this._hide, this._hideDelay);
},
/**
* 异步回调填充内容
*/
__setContent : function (ticket, content) {
if (!this._tDom) {
return;
}
if (ticket == this._curTicket) {
this._tDom.innerHTML = content;
}
setTimeout(this._refixed, 20);
},
ontooltipHover : function (param, tipShape) {
if (!this._lastTipShape // 不存在或者存在但dataIndex发生变化才需要重绘
|| (this._lastTipShape && this._lastTipShape.dataIndex != param.dataIndex)
) {
if (this._lastTipShape && this._lastTipShape.tipShape.length > 0) {
this.zr.delShape(this._lastTipShape.tipShape);
this.shapeList.length = 2;
}
for (var i = 0, l = tipShape.length; i < l; i++) {
tipShape[i].zlevel = this._zlevelBase;
tipShape[i].style = zrShapeBase.prototype.getHighlightStyle(
tipShape[i].style,
tipShape[i].highlightStyle
);
tipShape[i].draggable = false;
tipShape[i].hoverable = false;
tipShape[i].clickable = false;
tipShape[i].ondragend = null;
tipShape[i].ondragover = null;
tipShape[i].ondrop = null;
this.shapeList.push(tipShape[i]);
this.zr.addShape(tipShape[i]);
}
this._lastTipShape = {
dataIndex : param.dataIndex,
tipShape : tipShape
};
}
},
ondragend : function () {
this._hide();
},
/**
* 图例选择
*/
onlegendSelected : function (param) {
this._selectedMap = param.selected;
},
_setSelectedMap : function () {
if (this.component.legend) {
this._selectedMap = zrUtil.clone(this.component.legend.getSelectedMap());
}
else {
this._selectedMap = {};
}
},
_isSelected : function (itemName) {
if (typeof this._selectedMap[itemName] != 'undefined') {
return this._selectedMap[itemName];
}
else {
return true; // 没在legend里定义的都为true啊~
}
},
/**
* 模拟tooltip hover方法
* {object} params 参数
* {seriesIndex: 0, seriesName:'', dataInex:0} line、bar、scatter、k、radar
* {seriesIndex: 0, seriesName:'', name:''} map、pie、chord
*/
showTip : function (params) {
if (!params) {
return;
}
var seriesIndex;
var series = this.option.series;
if (typeof params.seriesIndex != 'undefined') {
seriesIndex = params.seriesIndex;
}
else {
var seriesName = params.seriesName;
for (var i = 0, l = series.length; i < l; i++) {
if (series[i].name == seriesName) {
seriesIndex = i;
break;
}
}
}
var serie = series[seriesIndex];
if (typeof serie == 'undefined') {
return;
}
var chart = myChart.chart[serie.type];
var isAxisTrigger = this.deepQuery(
[serie, this.option], 'tooltip.trigger'
) == 'axis';
if (!chart) {
return;
}
if (isAxisTrigger) {
// axis trigger
var dataIndex = params.dataIndex;
switch (chart.type) {
case ecConfig.CHART_TYPE_LINE :
case ecConfig.CHART_TYPE_BAR :
case ecConfig.CHART_TYPE_K :
if (typeof this.component.xAxis == 'undefined'
|| typeof this.component.yAxis == 'undefined'
|| serie.data.length <= dataIndex
) {
return;
}
var xAxisIndex = serie.xAxisIndex || 0;
var yAxisIndex = serie.yAxisIndex || 0;
if (this.component.xAxis.getAxis(xAxisIndex).type
== ecConfig.COMPONENT_TYPE_AXIS_CATEGORY
) {
// 横轴是类目
this._event = {
zrenderX : this.component.xAxis.getAxis(xAxisIndex)
.getCoordByIndex(dataIndex),
zrenderY : this.component.grid.getY()
+ (this.component.grid.getYend()
- this.component.grid.getY()
) / 4
};
}
else {
// 纵轴是类目
this._event = {
zrenderX : this.component.grid.getX()
+ (this.component.grid.getXend()
- this.component.grid.getX()
) / 4,
zrenderY : this.component.yAxis.getAxis(yAxisIndex)
.getCoordByIndex(dataIndex)
};
}
this._showAxisTrigger(
xAxisIndex,
yAxisIndex,
dataIndex
);
break;
case ecConfig.CHART_TYPE_RADAR :
if (typeof this.component.polar == 'undefined'
|| serie.data[0].value.length <= dataIndex
) {
return;
}
var polarIndex = serie.polarIndex || 0;
var vector = this.component.polar.getVector(
polarIndex, dataIndex, 'max'
);
this._event = {
zrenderX : vector[0],
zrenderY : vector[1]
};
this._showPolarTrigger(
polarIndex,
dataIndex
);
break;
}
}
else {
// item trigger
var shapeList = chart.shapeList;
var x;
var y;
switch (chart.type) {
case ecConfig.CHART_TYPE_LINE :
case ecConfig.CHART_TYPE_BAR :
case ecConfig.CHART_TYPE_K :
case ecConfig.CHART_TYPE_SCATTER :
var dataIndex = params.dataIndex;
for (var i = 0, l = shapeList.length; i < l; i++) {
if (ecData.get(shapeList[i], 'seriesIndex') == seriesIndex
&& ecData.get(shapeList[i], 'dataIndex') == dataIndex
) {
this._curTarget = shapeList[i];
x = shapeList[i].style.x;
y = chart.type != ecConfig.CHART_TYPE_K
? shapeList[i].style.y : shapeList[i].style.y[0];
break;
}
}
break;
case ecConfig.CHART_TYPE_RADAR :
var dataIndex = params.dataIndex;
for (var i = 0, l = shapeList.length; i < l; i++) {
if (shapeList[i].type == 'polygon'
&& ecData.get(shapeList[i], 'seriesIndex') == seriesIndex
&& ecData.get(shapeList[i], 'dataIndex') == dataIndex
) {
this._curTarget = shapeList[i];
var vector = this.component.polar.getCenter(
serie.polarIndex || 0
);
x = vector[0];
y = vector[1];
break;
}
}
break;
case ecConfig.CHART_TYPE_PIE :
var name = params.name;
for (var i = 0, l = shapeList.length; i < l; i++) {
if (shapeList[i].type == 'sector'
&& ecData.get(shapeList[i], 'seriesIndex') == seriesIndex
&& ecData.get(shapeList[i], 'name') == name
) {
this._curTarget = shapeList[i];
var style = this._curTarget.style;
var midAngle = (style.startAngle + style.endAngle)
/ 2 * Math.PI / 180;
x = this._curTarget.style.x + Math.cos(midAngle) * style.r / 1.5;
y = this._curTarget.style.y - Math.sin(midAngle) * style.r / 1.5;
break;
}
}
break;
case ecConfig.CHART_TYPE_MAP :
var name = params.name;
var mapType = serie.mapType;
for (var i = 0, l = shapeList.length; i < l; i++) {
if (shapeList[i].type == 'text'
&& shapeList[i]._mapType == mapType
&& shapeList[i].style._name == name
) {
this._curTarget = shapeList[i];
x = this._curTarget.style.x + this._curTarget.position[0];
y = this._curTarget.style.y + this._curTarget.position[1];
break;
}
}
break;
case ecConfig.CHART_TYPE_CHORD:
var name = params.name;
for (var i = 0, l = shapeList.length; i < l; i++) {
if (shapeList[i].type == 'sector'
&& ecData.get(shapeList[i], 'name') == name
) {
this._curTarget = shapeList[i];
var style = this._curTarget.style;
var midAngle = (style.startAngle + style.endAngle)
/ 2 * Math.PI / 180;
x = this._curTarget.style.x + Math.cos(midAngle) * (style.r - 2);
y = this._curTarget.style.y - Math.sin(midAngle) * (style.r - 2);
this.zr.trigger(
zrConfig.EVENT.MOUSEMOVE,
{
zrenderX : x,
zrenderY : y
}
);
return;
}
}
break;
case ecConfig.CHART_TYPE_FORCE:
var name = params.name;
for (var i = 0, l = shapeList.length; i < l; i++) {
if (shapeList[i].type == 'circle'
&& ecData.get(shapeList[i], 'name') == name
) {
this._curTarget = shapeList[i];
x = this._curTarget.position[0];
y = this._curTarget.position[1];
break;
}
}
break;
}
if (typeof x != 'undefined' && typeof y != 'undefined') {
this._event = {
zrenderX : x,
zrenderY : y
};
this.zr.addHoverShape(this._curTarget);
this.zr.refreshHover();
this._showItemTrigger();
}
}
},
/**
* 关闭，公开接口
*/
hideTip : function () {
this._hide();
},
/**
* 刷新
*/
refresh : function (newOption) {
// this._selectedMap;
// this._defaultCssText; // css样式缓存
// this._needAxisTrigger; // 坐标轴触发
// this._curTarget;
// this._event;
// this._curTicket; // 异步回调标识，用来区分多个请求
// 缓存一些高宽数据
this._zrHeight = this.zr.getHeight();
this._zrWidth = this.zr.getWidth();
if (this._lastTipShape && this._lastTipShape.tipShape.length > 0) {
this.zr.delShape(this._lastTipShape.tipShape);
}
this._lastTipShape = false;
this.shapeList.length = 2;
if (newOption) {
this.option = newOption;
this.option.tooltip = this.reformOption(this.option.tooltip);
this.option.tooltip.textStyle = zrUtil.merge(
this.option.tooltip.textStyle,
this.ecTheme.textStyle
);
// 补全padding属性
this.option.tooltip.padding = this.reformCssArray(
this.option.tooltip.padding
);
this._needAxisTrigger = false;
if (this.option.tooltip.trigger == 'axis') {
this._needAxisTrigger = true;
}
var series = this.option.series;
for (var i = 0, l = series.length; i < l; i++) {
if (this.query(series[i], 'tooltip.trigger') == 'axis') {
this._needAxisTrigger = true;
break;
}
}
// this._hidingTicket;
// this._showingTicket;
this._showDelay = this.option.tooltip.showDelay; // 显示延迟
this._hideDelay = this.option.tooltip.hideDelay; // 隐藏延迟
this._defaultCssText = this._style(this.option.tooltip);
this._setSelectedMap();
this._axisLineWidth = this.option.tooltip.axisPointer.lineStyle.width;
}
if (this.showing) {
this._tryShow();
}
},
/**
* 释放后实例不可用，重载基类方法
*/
dispose : function () {
if (this._lastTipShape && this._lastTipShape.tipShape.length > 0) {
this.zr.delShape(this._lastTipShape.tipShape);
}
this.clear();
this.shapeList = null;
clearTimeout(this._hidingTicket);
clearTimeout(this._showingTicket);
this.zr.un(zrConfig.EVENT.MOUSEMOVE, self._onmousemove);
this.zr.un(zrConfig.EVENT.GLOBALOUT, self._onglobalout);
if (this.hasAppend) {
this.dom.firstChild.removeChild(this._tDom);
}
this._tDom = null;
},
/**
* html转码的方法
*/
_encodeHTML : function (source) {
return String(source)
.replace(/&/g, '&')
.replace(//g, '>')
.replace(/"/g, '"')
.replace(/'/g, ''');
}
};
zrUtil.inherits(Tooltip, Base);
require('../component').define('tooltip', Tooltip);
return Tooltip;
});