VUE2.0+Element-UI+Echarts封装的示例分析
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这篇文章主要介绍VUE2.0+Element-UI+Echarts封装的示例分析，文中介绍的非常详细，具有一定的参考价值，感兴趣的小伙伴们一定要看完！
-html
<div class="resultDiv">
<div id="panels">
<el-collapse>
<el-collapse-item v-for="item in indicators">
<template slot="title">
<span class='resulticon'>
{{item.indicatorName}}
<a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="el-icon-upload2" :class="item.indicatorName" download="somedata.xls" @click="return exportExcel(item.indicatorName)"
data-command="show" title="保存为表"></a>
<a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="glyphicon glyphicon-repeat" aria-hidden="true" @click="convert" data-command="show" title="图表切换"></a>
<a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="glyphicon glyphicon-transfer" aria-hidden="true" @click="transpose" data-command="show" title="行列转置"></a>
</span>
</template>
<template>
<div v-show="tableAndMap==3?true:tableAndMap==1?true:false" :id="item.indicatorName"></div>
</template>
<template v-if="tableAndMap==3?true:tableAndMap==2?true:false">
<el-table :data="item.tableData" max-height="300" stripe border fix >
<el-table-column v-for="(column,index) in item.columns" :prop="column" :fixed="index==0" :label="column" min-width="150"></el-table-column>
</el-table>
</template>
</el-collapse-item>
</el-collapse>
</div>
</div>js，panel组件的代码
var panelsVue = new Vue({
el : "#panels",
props : ["initData","indicators","mapOptions"],
data : {
rowOrColumn : false, //行列转换
tableOrMap : true, //表和图切换
tableAndMap : 3, //表和图同时显示
mapInitOption : {
title: {
text: ''
},
tooltip : {
trigger: 'axis'
},
toolbox: {
show : true,
feature : {
mark : {show: true},
dataView : {show: true, readOnly: false},
magicType : {show: true, type: ['line', 'bar']},
restore : {show: true},
saveAsImage : {show: true}
}
},
calculable : true,
xAxis : [
{
type : 'category',
boundaryGap : false
}
],
yAxis : [
{
type : 'value',
axisLabel : {
formatter: '{value}'
}
}
]
} //echarts 初始化参数
},
methods:{
table : function(ev){
if(this.rowOrColumn){
this.indicators=this.listToRowObject(this.initData);
this.mapOptions= this.listToColumnMap(this.initData);
this.rowOrColumn=false;
}else{
this.indicators=this.listToColumnObject(this.initData);
this.mapOptions= this.listToRowMap(this.initData);
this.rowOrColumn=true;
}
for(var i=0;i<this.mapOptions.length;i++){
var indicatorName= this.mapOptions[i].title.text;
var dom = document.getElementById([indicatorName])
var heigth = $(dom).siblings('div').height()*1.5;
var width = $(dom).siblings('div').width();
$(dom).css({
height:heigth,
width:width
});
var myChart= echarts.init(document.getElementById([indicatorName]),'macarons');
myChart.setOption(this.mapOptions[i]);
}
ev.stopPropagation();
},
listToRowObject :function (ListAndList){
var indicatorNames=[];
var tableDatas=[];
var columns = [];
var options = [];
ListAndList = ListAndList.indicatorResult;
for(var i=0;i<ListAndList.indicatorNames.length;i++){
var objects=[];
var column =[];
var indicatorName = ListAndList.indicatorNames[i];
for(var yIndex in ListAndList[indicatorName]){
var obj = {};
obj[indicatorName]=ListAndList.colKeys[yIndex];
for(var xIndex in ListAndList[indicatorName][yIndex]){
obj[ListAndList.rowKeys[xIndex]]=ListAndList[indicatorName][yIndex][xIndex];
}
objects.push(obj);
}
indicatorNames.push(indicatorName);
column.push(indicatorName);
column=column.concat(ListAndList.rowKeys);
var indicator={};
indicator[indicatorName]=objects;
columns.push(column);
tableDatas.push(indicator);
}
for(var j = 0; j<indicatorNames.length;j++){
var indicatorObj = {};
indicatorObj["tableData"]=tableDatas[j][indicatorNames[j]];
indicatorObj["columns"] = columns[j];
indicatorObj["indicatorName"] = indicatorNames[j];
options.push(indicatorObj);
}
return options;
},
listToColumnObject :function (ListAndList) {
var options = [];
var columns = [];
var indicatorNames = [];
var indicatorMap = {};
ListAndList = ListAndList.indicatorResult;
for (var i = 0; i < ListAndList.indicatorNames.length; i++) {
var column = [];
var objs = [];
var indicatorName = ListAndList.indicatorNames[i];
indicatorNames.push(indicatorName);
column.push(indicatorName);
column = column.concat(ListAndList.colKeys);
columns.push(column);
var indicatorData = [];
indicatorData.push(ListAndList.rowKeys);
indicatorData = indicatorData.concat(ListAndList[indicatorName]);
for (var k = 0; k < indicatorData[0].length; k++) {
var aRow = {};
for (var j = 0; j < indicatorData.length; j++) {
aRow[column[j]] = indicatorData[j][k];
}
objs.push(aRow);
}
indicatorMap[indicatorName] = objs;
}
for (var j = 0; j < indicatorNames.length; j++) {
var indicatorObj = {};
indicatorObj["tableData"] = indicatorMap[indicatorNames[j]];
indicatorObj["columns"] = columns[j];
indicatorObj["indicatorName"] = indicatorNames[j];
options.push(indicatorObj);
}
return options;
},
listToColumnMap: function(ListAndList){
ListAndList = ListAndList.indicatorResult;
var options=[];
for(var j = 0;j<ListAndList.indicatorNames.length;j++){
var sigleOption ={};
sigleOption=JSON.parse(JSON.stringify(this.mapInitOption));//实现深复制
sigleOption.xAxis[0]["data"]=ListAndList.rowKeys;
var indicatorName = ListAndList.indicatorNames[j];
sigleOption["title"]["text"]=indicatorName;
var series =[];
for(var k=0;k<ListAndList[indicatorName].length;k++){
var sigleSerie={type:'line'};
sigleSerie["name"] = ListAndList.colKeys[k];
sigleSerie["data"] = ListAndList[indicatorName][k];
series.push(sigleSerie);
}
sigleOption["series"]=series;
options.push(sigleOption);
};
return options;
},
listToRowMap: function(ListAndList){
ListAndList = ListAndList.indicatorResult;
var options=[];
for(var j = 0;j<ListAndList.indicatorNames.length;j++){
var sigleOption ={};
sigleOption=JSON.parse(JSON.stringify(this.mapInitOption));//实现深复制
sigleOption.xAxis[0]["data"]=ListAndList.colKeys;
var indicatorName = ListAndList.indicatorNames[j];
sigleOption["title"]["text"]=indicatorName;
var series =[];
for(var k=0;k<ListAndList.rowKeys.length;k++){
var sigleSerie={type:'line'};
var x= [];
for(var z = 0;z<ListAndList.colKeys.length;z++){
x.push(ListAndList[indicatorName][z][k]);
}
sigleSerie["name"] = ListAndList.rowKeys[k];
sigleSerie["data"] = x;
series.push(sigleSerie);
}
sigleOption["series"]=series;
options.push(sigleOption);
};
return options;
},
map : function(ev){
if(this.tableAndMap==1){
this.tableAndMap=2;
}else if(this.tableAndMap==2){
this.tableAndMap=3;
}else{
this.tableAndMap=1;
}
ev.stopPropagation();
},
exportExcel : function(indicatorName,my){
debugger;
console.log(indicatorName);
var listAndList = JSON.parse(JSON.stringify(this.initData.indicatorResult));
var rowTd = listAndList.rowKeys;
var excellData=[];
rowTd.splice(0,0,indicatorName);
excellData.push(rowTd);
for(var i = 0;i<listAndList[indicatorName].length;i++){
var rowTr = listAndList[indicatorName][i];
rowTr.splice(0,0,listAndList.colKeys[i]);
excellData.push(rowTr);
}
return ExcellentExport.excelByData($("."+indicatorName)[0], excellData, 'Sheet', 'download' + new Date().getTime() + '.xls');
}
},
watch : {
initData : function(newValue){
this.indicators=this.listToRowObject(newValue);
}
},
mounted : function(){
}
});
Vue.set(panelsVue,'initData',ListAndList);在使用上述组件过程中，发现当转置和表格切换之后里面全部都有变化，虽然可以做到单个panel组件自己实现转置和切换，但是发现如果数据太多会导致页面卡死，为了性能优化所以后来考虑采用多vue对象的形式（虽然我的思路是如果改变数据之后，vue将重新渲染html，导致页面卡死，但是后来仔细查资料之后，发现vue当数据改变之后会复用原来相同的html。但是由于时间的原因，也没试。大家可以考虑一下）
采用多vue对象的形式之后的页面
html
<div class="resultDiv"></div>js,panel组件
var panelsVueArr = [];
var responseData;
function createHtml(respData){
var indicatorResult = respData.indicatorResult;
var indicators = [];
for(var j=0;j<indicatorResult.indicatorNames.length;j++){
var indicator = {};
indicator["indicatorName"]=indicatorResult.indicatorNames[j];
indicator["indicatorUnit"]=indicatorResult.indicatorUnits[j];
indicator["rowKeys"]=indicatorResult.rowKeys;
indicator["colKeys"]=indicatorResult.colKeys;
indicator["indicatorData"]=indicatorResult[indicatorResult.indicatorNames[j]];
indicators.push(indicator);
}
for(var i =0;i<indicators.length;i++){
var el = $("<div></div>");
$(".resultDiv").append(el[0]);
var vueObj = new Vue({
el : el[0],
template : '<div id="panels"><el-collapse><el-collapse-item>'+
'<template slot="title"><span class="resulticon">{{item.indicatorName}}({{item.indicatorUnit}}) <a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="el-icon-upload2" :class="item.indicatorName" download="somedata.xls" @click="exportExcel" data-command="show" title="保存为表"></a>'+
'<a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="glyphicon glyphicon-repeat" aria-hidden="true" @click="convert" data-command="show" title="图表切换"></a><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="glyphicon glyphicon-transfer" aria-hidden="true" @click="transpose" data-command="show" title="行列转置"></a>'+
'</span></template><template><div v-show="!tableAndMap" :id="item.indicatorName"></div></template><template v-if="tableAndMap"><el-table :data="item.tableData" max-height="300" stripe border fix fit >'+
'<el-table-column v-for="(column,index) in item.columns" :prop="column" :fixed="index==0" :label="column" :min-width="column.length<8?118:column.length>16?250:column.length*15"></el-table-column></el-table></template></el-collapse-item></el-collapse></div>',
props : ['item','mapOption'],
data : {
indicator : indicators[i],
rowOrColumn : false, // 行列转换
tableOrMap : true, // 表和图切换
tableAndMap : true, // 表和图同时显示
indexid : i,
mapInitOption : {
title : {
text : '',
show : false
},
tooltip : {
trigger : 'item',
formatter: ''
},
legend : {
data : [],
right : 90, // 不要遮住右边的按钮
left : 85,
padding : 10
},
toolbox : {
show : true,
feature : {
mark : {
show : true
},
magicType : {
show : true,
type : ['line', 'bar']
},
restore : {
show : true
},
saveAsImage : {
show : true
}
}
},
grid : {
y : '',
y2 : '',
containLabel : true
},
calculable : true,
xAxis : [{
type : 'category',
boundaryGap : false,
axisLabel : {
interval : 0
// rotate : 45
}
}
],
yAxis : [{
type : 'value',
axisLabel : {
formatter : yAxisFormatter
}
}
]
} // echarts 初始化参数
},
methods : {
transpose : function (ev) {
if (this.rowOrColumn) {
this.item = this.listToRowObject(this.indicator);
this.mapOption = this.listToRowMap(this.indicator);
this.rowOrColumn = false;
} else {
this.item = this.listToColumnObject(this.indicator);
this.mapOption = this.listToColumnMap(this.indicator);
this.rowOrColumn = true;
}
var indicatorName = this.mapOption.title.text;
var myChart = echarts.init(document.getElementById([indicatorName]),rmp_theme);
var grid = computerGrid(this.mapOption);
myChart.resize({
width : grid.chartWidth+"px",
height : grid.chartHeight+"px"
});
myChart.setOption(this.mapOption);
ev.stopPropagation();
},
listToColumnObject : function (ListAndList) {
var x_y = column.text+"\\"+row.text;
var itemTable ={};
var columnR = [];
var tableData=[];
for (var yIndex in ListAndList.indicatorData) {
var obj = {};
obj[x_y] = ListAndList.colKeys[yIndex];
for (var xIndex in ListAndList.indicatorData[yIndex]) {
obj[ListAndList.rowKeys[xIndex]] =cellsDeal(ListAndList.indicatorData[yIndex][xIndex],ListAndList.indicatorUnit);
}
tableData.push(obj);
}
columnR.push(x_y);
columnR = columnR.concat(ListAndList.rowKeys);
itemTable["indicatorName"]=ListAndList.indicatorName;
itemTable["tableData"] = tableData;
itemTable["columns"]=columnR;
itemTable["indicatorUnit"]=ListAndList.indicatorUnit;
return itemTable;
},
listToRowObject : function (ListAndList) {
var itemTable ={};
var indicatorMap = {};
var indicatorData=[];
var y_x = row.text+"\\"+column.text;
var columnR = [];
var tableData = [];
columnR.push(y_x);
columnR = columnR.concat(ListAndList.colKeys);
indicatorData.push(ListAndList.rowKeys);
indicatorData = indicatorData.concat(ListAndList.indicatorData);
for (var k = 0; k < indicatorData[0].length; k++) {
var aRow = {};
for (var j = 0; j < indicatorData.length; j++) {
if(j==0){
aRow[columnR[j]] = indicatorData[j][k];
}else{
aRow[columnR[j]] = cellsDeal(indicatorData[j][k],ListAndList.indicatorUnit);
}
}
tableData.push(aRow);
}
itemTable["indicatorName"]=ListAndList.indicatorName;
itemTable["tableData"] = tableData;
itemTable["columns"]=columnR;
itemTable["indicatorUnit"]=ListAndList.indicatorUnit;
return itemTable;
},
listToColumnMap : function (ListAndList) {
// var echartOption = echarts.getInstanceByDom(document.getElementById(ListAndList.indicatorName)).getOption();
// var mapType = echarts.getInstanceByDom(document.getElementById(ListAndList.indicatorName)).getOption().series[0].type;
var options = [];
var sigleOption = {};
sigleOption = this.mapInitOption; // 实现深复制
var rowKeys = JSON.parse(JSON.stringify(ListAndList.rowKeys));
rowKeys.pop();
sigleOption.xAxis[0]["data"] = rowKeys;
var indicatorName = ListAndList.indicatorName;
sigleOption["title"]["text"] = indicatorName;
var series = [];
for (var k = 0; k < ListAndList.indicatorData.length - 1; k++) {
var sigleSerie = {
type : 'line',
barMaxWidth : 40,
barMinHeight : 15
};
sigleSerie["name"] = ListAndList.colKeys[k];
var rows = JSON.parse(JSON.stringify(ListAndList.indicatorData[k]))
rows.pop();
sigleSerie["data"] = rows;
series.push(sigleSerie);
}
sigleOption["series"] = series;
var legendData = JSON.parse(JSON.stringify(ListAndList.colKeys));
legendData.pop();
sigleOption.legend.data = legendData;
var unitHandle=ListAndList.indicatorUnit;
sigleOption.tooltip.formatter=function (params,ticket,callback) {
var myUnit =unitHandle;
var html = '<span '+
'>行:'+params.seriesName +'</span><br>';
html+='<span style="display:inline-block;margin-right:5px;'+
'">列:'+params.name +'</span><br>';
var showValue = params.value;
if (typeof (showValue) == "undefined") {
showValue = "NoData";
} else {
// 图悬浮框 千分位+万 +单位
if (!isNaN(showValue)) {
if (showValue > 10000) {
showValue = toThousands((showValue / 10000).toFixed(1)) + $.i18n.get('chart.wan')+ myUnit;
}else{
if(unitHandle=='%'){
showValue=parseFloat(showValue)*100;
showValue = showValue.toFixed(1) + myUnit;
}else{
showValue = showValue.toFixed(1) + myUnit;
}
}
}
}
html+='<span style="display:inline-block;margin-right:5px;'+
'">值:'+showValue +'</span>';
return html;
};
return sigleOption;
},
listToRowMap : function (ListAndList) {
var options = [];
var sigleOption = {};
sigleOption = this.mapInitOption; // 实现深复制
var colKeys = JSON.parse(JSON.stringify(ListAndList.colKeys));
colKeys.pop();
sigleOption.xAxis[0]["data"] = colKeys;
var indicatorName = ListAndList.indicatorName;
sigleOption["title"]["text"] = indicatorName;
var series = [];
for (var k = 0; k < ListAndList.rowKeys.length - 1; k++) { // 图TTL指标去掉
var sigleSerie = {
type : 'line',
barMaxWidth : 40,
barMinHeight : 15
};
var x = [];
for (var z = 0; z < ListAndList.colKeys.length - 1; z++) {
x.push(ListAndList.indicatorData[z][k]);
}
sigleSerie["name"] = ListAndList.rowKeys[k];
sigleSerie["data"] = x;
series.push(sigleSerie);
}
sigleOption["series"] = series;
var legendData = JSON.parse(JSON.stringify(ListAndList.rowKeys));
legendData.pop();
sigleOption.legend.data = legendData;
var unitHandle=ListAndList.indicatorUnit;
sigleOption.tooltip.formatter=function (params,ticket,callback) {
var myUnit =unitHandle;
var color = params.color;
var html = '<span '
+ '">行:'+params.seriesName +'</span><br>';
html+='<span '
+ '">列:'+params.name +'</span><br>';
var showValue = params.value;
if (typeof (showValue) == "undefined") {
showValue = "NoData";
} else {
// 图悬浮框 千分位+万 +单位
if (!isNaN(showValue)) {
if (showValue > 10000) {
showValue = toThousands((showValue / 10000).toFixed(1)) + $.i18n.get('chart.wan')+myUnit;
}else{
if(unitHandle=='%'){
showValue=parseFloat(showValue)*100;
showValue = showValue.toFixed(1) + myUnit;
}else{
showValue = showValue.toFixed(1) + myUnit;
}
}
}
}
html+='<span '
+ '">值:'+showValue +'</span>';
return html;
};
return sigleOption;
},
convert : function (ev) {
if (this.tableAndMap) {
this.tableAndMap = false;
} else {
this.tableAndMap = true;
}
var indicatorName = this.mapOption.title.text;
var myChart = echarts.init(document.getElementById([indicatorName]),rmp_theme);
var grid = computerGrid(this.mapOption);
myChart.resize({
width : grid.chartWidth+"px",
height : grid.chartHeight+"px"
});
myChart.setOption(this.mapOption);
ev.stopPropagation();
},
exportExcel : function (ev) {
var listAndList = JSON.parse(JSON.stringify(this.indicator));
var rowTd = listAndList.rowKeys;
var excellData = [];
rowTd.splice(0, 0, listAndList.indicatorName+'('+listAndList.indicatorUnit+')');
excellData.push(rowTd);
for (var i = 0; i < listAndList.indicatorData.length; i++) {
for(var j=0;j<listAndList.indicatorData[i].length;j++){
listAndList.indicatorData[i][j]=cellsDeal(listAndList.indicatorData[i][j],listAndList.indicatorUnit);
}
var rowTr = listAndList.indicatorData[i];
rowTr.splice(0, 0, listAndList.colKeys[i]);
excellData.push(rowTr);
}
ExcellentExport.excelByData($("." + listAndList.indicatorName)[0], excellData, 'Sheet', 'download' + new Date().getTime() + '.xls');
return ev.stopPropagation();
}
},
watch : {
indicator : function (newValue) {
}
},
mounted : function () {
// this.item= this.listToRowObject(this.indicator);
},
beforeMount : function(){
this.item= this.listToRowObject(this.indicator);
this.mapOption = this.listToRowMap(this.indicator);
}
})
panelsVueArr.push(vueObj);
}
}
//格式化Y轴数字显示
var yAxisFormatter = function(value, index) {
var text = value;
if (!isNaN(value)) {
if (value > 10000) {
// 千分位 + 万
text = toThousands((value / 10000).toFixed(1)) + $.i18n.get('chart.wan');
}
}
if (value.formatter) {
text = value.formatter.replace("{value}", text);
}
return text;
}
//格式化tooltip
var tooltipFormatter = function (params,ticket,callback) {
console.log(params);
var color = params.color;
var html = '<span style="display:inline-block;margin-right:5px;' + 'border-radius:10px;width:9px;height:9px;background-color:'
+ color + '">行:'+params.seriesName +'</span>';
html+='<span style="display:inline-block;margin-right:5px;' + 'border-radius:10px;width:9px;height:9px;background-color:'
+ color + '">列:'+params.name +'</span>';
var showValue = params.value;
if (typeof (showValue) == "undefined") {
showValue = "NoData";
} else {
// 图悬浮框 千分位+万 +单位
if (!isNaN(showValue)) {
if (showValue > 10000||showValue<-10000) {
showValue = toThousands((showValue / 10000).toFixed(1)) + $.i18n.get('chart.wan');
}else{
showValue=parseFloat(showValue)*100;
showValue = showValue.toFixed(1) + unitHandle();
}
}
}
html+='<span style="display:inline-block;margin-right:5px;' + 'border-radius:10px;width:9px;height:9px;background-color:'
+ color + '">值:'+showValue +'</span>';
console.log(html);
return html;
}
// 数字格式处理 1,000,000
function toThousands(num) {
if (typeof (num) == 'undefined') {
num = ""
}
num = num + '', result = '';
if (num.indexOf('%') > -1) {
return num;
}
var s = "";
if (num.indexOf('.') > -1) {
s = num.substring(num.indexOf('.'), num.length);
num = num.substring(0, num.indexOf('.'));
}
var n = false;
if (num.indexOf('-') > -1) {
num = num.substring(1);
n = true;
}
while (num.length > 3) {
result = ',' + num.slice(-3) + result;
num = num.slice(0, num.length - 3);
}
if (num != undefined) {
result = num + result;
}
if (n) {
result = "-" + result;
}
if(s=='.0'){
return result;
}
return result + s;
}
// 千分位与单位处理
function cellsDeal(num,unit) {
if (typeof (num) == 'undefined') {
num = "";
}
if(num===''){
return num;
}
num = num + '', result = '';
if (unit=='%') {
num=parseFloat(num)*100;
num = num.toFixed(1) + '';
if(num.indexOf(".")!=-1){
return num.substring(0,num.indexOf(".")+2)+"%";
}else{
return num+"%";
}
}
var s = "";
if (num.indexOf('.') > -1) {
num=parseFloat(num).toFixed(1);
s = num.substring(num.indexOf('.'), num.length); //小数位
num = num.substring(0, num.indexOf('.')); //整数位
}
var n = false;
if (num.indexOf('-') > -1) {
num = num.substring(1);
n = true;
}
while (num.length > 3) {
result = ',' + num.slice(-3) + result;
num = num.slice(0, num.length - 3);
}
if (num != undefined) {
result = num + result;
}
if (n) {
result = "-" + result;
}
if(unit.indexOf("/")!=-1){
s=s.substring(0,2);
}else{
s="";
}
return result + s;
}
function computerGrid(options){
// 图宽度 默认
var chartWidth = 810;
// 图例占宽度比
var legendWidth = chartWidth * 0.8;
// 图高度默认
var chartHeight = 250;
// 图中grid离容器下边距高度默认
var bottomHeight = 25;
// 图中grid离容器上边距高度默认
var topHeight = 40;
// 根据x轴刻度数量 算宽度，如果超过默认 则使用计算值
if (options.xAxis[0].data.length * 30 - chartWidth > 0) {
chartWidth = options.xAxis[0].data.length * 30;
}
// x轴刻度 最长的长度值
var maxLength = 0;
var legendCount = 8;
if (options.xAxis[0].data.length > legendCount) {
options.xAxis[0].data.forEach(function(val) {
if (maxLength < val.length) {
maxLength = val.length;
if (/[^\u0000-\u00FF]/.test(val)) {
// 计算图中grid离容器下边距高度
bottomHeight = maxLength * 14;
} else {
// 计算图中grid离容器下边距高度
bottomHeight = maxLength * 13.5;
}
}
});
}
var tmpWidth = 0;
options.legend.data.forEach(function(val) {
if (/[^\u0000-\u00FF]/.test(val)) {
tmpWidth += val.length * 22 + 30;
} else {
tmpWidth += val.length * 11 + 30;
}
});
var rowNum = tmpWidth / legendWidth;
// 根据图例算 图中grid离容器上边距高度
if (rowNum > 1) {
topHeight += (rowNum - 1) * 23;
}
chartHeight += bottomHeight + topHeight;
options.legend['width'] = legendWidth;
options.grid.y2 = bottomHeight;
options.grid.y = topHeight;
if(chartWidth!='810'){
options.grid["x"]=40;
}
var columnAndRow = ['startProvince','startArea']; //始发省份和地区默认X轴旋转45度
if(options.xAxis[0].data[0].match('^(\\d+)\\+(\\d+)')!=null||columnAndRow.indexOf(column.code)!=-1||columnAndRow.indexOf(row.code)!=-1){
options.xAxis[0].axisLabel['rotate']=45;
}else{
options.xAxis[0].axisLabel['rotate']=0;
}
return {chartHeight:chartHeight,chartWidth:chartWidth};
}以上是“VUE2.0+Element-UI+Echarts封装的示例分析”这篇文章的所有内容，感谢各位的阅读！希望分享的内容对大家有帮助，更多相关知识，欢迎关注编程网行业资讯频道！
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