<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html>
<html style="height: 100%">
<head>
<meta charset="utf-8">
<script type="text/javascript" src="./js/jquery.js"></script>
<script type="text/javascript" src="./js/echarts.min.js"></script>
</head>
<body style="height: 100%; margin: 0">
<div id="container" style="height: 100%"></div>
<script type="text/javascript">
var dom = document.getElementById("container");
var myChart = echarts.init(dom);
var app = {};
option = null;
var employees = [
{ "hour":"1" , "value":"220" },
{ "hour":"2" , "value":"182" },
{ "hour":"3" , "value":"191" },
{ "hour":"4" , "value":"234" },
{ "hour":"5" , "value":"290" },
{ "hour":"6" , "value":"330" },
{ "hour":"7" , "value":"310" },
{ "hour":"8" , "value":"123" },
{ "hour":"9" , "value":"442" },
{ "hour":"10" , "value":"321" },
{ "hour":"11" , "value":"90" },
{ "hour":"12" , "value": "149" }
];
var dataAxis = [];
var yMax = 500;
var dataShadow = [];
for (var i = 0; i < employees.length; i++) {
dataShadow.push(yMax);
dataAxis.push(employees[i].hour+":00");
}
option = {
title: {
text: '带伸缩的柱状和折线混合图',
subtext: '学习用'
},
tooltip : {
trigger: 'axis',
axisPointer: {//标尺线
type: 'cross',//也可以是shadow和line
label: {
backgroundColor: '#283b56'
}
},
formatter: function (params) {
var tar;
if (params[1].value != '-') {
tar = params[1];
}
else {
tar = params[0];
}
return '申请数量 : ' + tar.value;
}
},
xAxis: {
data: dataAxis
},
yAxis: {
axisLine: {
show: false//显示数据，但不显示竖线
},
axisTick: {
show: false//显示数据，但不显示竖线
},
axisLabel: {
textStyle: {
color: '#999'
}
}
},
dataZoom: [
{
type: 'inside'
}
],
series: [
{ // For shadow
type: 'bar',//隐形的柱形图
itemStyle: {
normal: {color: 'rgba(0,0,0,0.05)'}
},
barGap:'-100%',
barCategoryGap:'40%',
data: dataShadow,
animation: false
},
{
type: 'bar',//显示的柱形图
itemStyle: {
normal: {
color: new echarts.graphic.LinearGradient(
0, 0, 0, 1,
[
{offset: 0, color: '#83bff6'},
{offset: 0.5, color: '#188df0'},
{offset: 1, color: '#188df0'}
]
),
label: {//信息显示方式
show: true,
position: 'top',
formatter: '{b}申请数量:{c}'
}
},
emphasis: {
color: new echarts.graphic.LinearGradient(
0, 0, 0, 1,
[
{offset: 0, color: '#2378f7'},
{offset: 0.7, color: '#2378f7'},
{offset: 1, color: '#83bff6'}
]
)
}
},
data: functionName(employees)
},
{
name:'折线',
type:'line',
itemStyle : { /*设置折线颜色*/
normal : {
/* color:'#c4cddc'*/
}
},
data:functionName(employees)
}
]
};
// Enable data zoom when user click bar.
var zoomSize = 6;
myChart.on('click', function (params) {
console.log(dataAxis[Math.max(params.dataIndex - zoomSize / 2, 0)]);
myChart.dispatchAction({
type: 'dataZoom',
startValue: dataAxis[Math.max(params.dataIndex - zoomSize / 2, 0)],
endValue: dataAxis[Math.min(params.dataIndex + zoomSize / 2, functionName(employees) - 1)]
});
});;
if (option && typeof option === "object") {
myChart.setOption(option, true);
}
function functionName(param){
//在这里可以通过ajax动态请求后台数据并填充到employees数组中，ajax最后设置async:false，不然就不是动态请求了
$.ajax({
type:"post",
async:false,
url:url,
data:{},
dataType:"text",
success:function(json){
var array = new Array(eval("(")+json+")")[0];
for(var i=0,len=array.length;i<len;i++){
employees[i].value=array[i]["key"];
}
},
error(XMLHttpRequest,errorThrown,status){
alert("解析报错："+XMLHttpRequest.responseText);
}
});
var serie = [];
for(var i = 0; i < param.length; i++){
var item = {
name:param[i].name,
value:param[i].value
};
serie.push(item );
};
return serie;
}
</script>
</body>
</html>