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<html>
<head>
<meta charset="utf-8">
<script src="esl.js"></script>
<script src="config.js"></script>
<script src="lib/dat.gui.min.js"></script>
</head>
<body>
<style>
html, body, #main {
width: 100%;
height: 100%;
}
</style>
<div id="main"></div>
<script>
require([
'echarts',
'echarts/chart/pie',
'echarts/component/legend',
'echarts/component/grid',
'echarts/component/tooltip',
'echarts/component/toolbox'
], function (echarts) {
var chart = echarts.init(document.getElementById('main'));
var itemStyle = {
normal: {
// shadowBlur: 10,
// shadowOffsetX: 0,
// shadowOffsetY: 5,
// shadowColor: 'rgba(0, 0, 0, 0.4)'
}
};
chart.setOption({
legend: {
data:['直接访问','邮件营销','联盟广告','视频广告','搜索引擎']
},
toolbox: {
left: 'left',
feature: {
dataView: {},
saveAsImage: {}
}
},
tooltip: {},
series: [{
name: 'pie',
type: 'pie',
selectedMode: 'single',
selectedOffset: 30,
clockwise: true,
data:[
{value:335, name:'直接访问'},
{value:310, name:'邮件营销'},
{value:234, name:'联盟广告'},
{value:135, name:'视频广告'},
{value:1548, name:'搜索引擎'}
],
itemStyle: itemStyle
}]
});
var config = {
labelPosition: 'outside',
clockwise: true,
labelLineLen: 20,
labelLineLen2: 5
};
function update() {
chart.setOption({
series: [{
name: 'pie',
clockwise: config.clockwise,
label: {
normal: {
position: config.labelPosition
}
},
labelLine: {
normal: {
length: config.labelLineLen,
length2: config.labelLineLen2
}
}
}]
});
}
var gui = new dat.GUI();
gui.add(config, 'clockwise')
.onChange(update);
gui.add(config, 'labelPosition', ['inside', 'outside'])
.onChange(update);
gui.add(config, 'labelLineLen', 0, 100)
.onChange(update);
gui.add(config, 'labelLineLen2', 0, 100)
.onChange(update);
})
</script>
</body>
</html>