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效果图
源代码
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>ECharts</title>
<!-- 引入 echarts.js -->
<script src="js/echarts.min.js"></script>
<script src="js/jquery-1.11.0.min.js"></script>
<script src="dist/extension/dataTool.js"></script>
</head>
<body>
<!-- 为ECharts准备一个具备大小（宽高）的Dom -->
<div id="main" style="width: 1024px;height:768px;"></div>
<script type="text/javascript">
// 基于准备好的dom，初始化echarts实例
var myChart = echarts.init(document.getElementById('main'));
var option;
var data = [[10, 16, 3, 'A'], [16, 18, 15, 'B'], [18, 26, 12, 'C'], [26, 32, 22, 'D'], [32, 56, 7, 'E'], [56, 62, 17, 'F']];
var colorList = ['#4f81bd', '#c0504d', '#9bbb59', '#604a7b', '#948a54', '#e46c0b'];
data = echarts.util.map(data, function (item, index) {
return {
value: item,
itemStyle: {
normal: {
color: colorList[index]
}
}
};
});
function renderItem(params, api) {
var yValue = api.value(2);
var start = api.coord([api.value(0), yValue]);
var size = api.size([api.value(1) - api.value(0), yValue]);
var style = api.style();
return {
type: 'rect',
shape: {
x: start[0],
y: start[1],
width: size[0],
height: size[1]
},
style: style
};
}
option = {
title: {
text: 'Profit',
left: 'center'
},
tooltip: {
},
xAxis: {
scale: true
},
yAxis: {
},
series: [{
type: 'custom',
renderItem: renderItem,
label: {
normal: {
show: true,
position: 'top'
}
},
dimensions: ['from', 'to', 'profit'],
encode: {
x: [0, 1],
y: 2,
tooltip: [0, 1, 2],
itemName: 3
},
data: data
}]
};
myChart.setOption(option);
</script>
</body>
</html>