echarts-设置折线图中折线线条颜色和折线点颜色
1、问题背景
设计一条折线图，但是图形中不用插件自带的颜色，需要自定义线条和折点的颜色
2、实现源码
（1）图形自分配颜色
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>echarts-设置折线图中折线线条颜色和折线点颜色</title>
<link rel="shortcut icon" href="../js/echarts-2.2.7/doc/asset/ico/favicon.png">
<script type="text/javascript" src="../js/echarts-2.2.7/doc/asset/js/jquery.min.js" ></script>
<script type="text/javascript" src="../js/echarts-2.2.7/doc/example/www2/js/echarts-all.js" ></script>
<style>
body,html{
width: 99%;
height: 99%;
font-family: "微软雅黑";
font-size: 12px;
}
#line{
width: 100%;
height: 100%;
}
</style>
<script>
$(function(){
var chart = document.getElementById("line");
var echart = echarts.init(chart);
var option = {
title: {
text: ""
},
tooltip: {
trigger: "axis"
},
legend: {
data:["销售量"]
},
grid: {
left: "3%",
right: "4%",
bottom: "3%",
containLabel: true
},
toolbox: {
feature: {
saveAsImage: {}
}
},
xAxis: {
type: "category",
boundaryGap: false,
data: ["周一","周二","周三","周四","周五","周六","周日"]
},
yAxis: {
type: "value"
},
series: [
{
name:"销售量",
type:"line",
stack: "销售量",
data:[220, 132, 601, 314, 890, 230, 510]
}
]
};
echart.setOption(option);
});
</script>
</head>
<body>
<div id="line"></div>
</body>
</html>
（2）线条自定义颜色
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>echarts-设置折线图中折线线条颜色和折线点颜色</title>
<link rel="shortcut icon" href="../js/echarts-2.2.7/doc/asset/ico/favicon.png">
<script type="text/javascript" src="../js/echarts-2.2.7/doc/asset/js/jquery.min.js" ></script>
<script type="text/javascript" src="../js/echarts-2.2.7/doc/example/www2/js/echarts-all.js" ></script>
<style>
body,html{
width: 99%;
height: 99%;
font-family: "微软雅黑";
font-size: 12px;
}
#line{
width: 100%;
height: 100%;
}
</style>
<script>
$(function(){
var chart = document.getElementById("line");
var echart = echarts.init(chart);
var option = {
title: {
text: ""
},
tooltip: {
trigger: "axis"
},
legend: {
data:["销售量"]
},
grid: {
left: "3%",
right: "4%",
bottom: "3%",
containLabel: true
},
toolbox: {
feature: {
saveAsImage: {}
}
},
xAxis: {
type: "category",
boundaryGap: false,
data: ["周一","周二","周三","周四","周五","周六","周日"]
},
yAxis: {
type: "value"
},
series: [
{
name:"销售量",
type:"line",
stack: "销售量",
itemStyle : {
normal : {
lineStyle:{
color:"#00FF00"
}
}
},
data:[220, 132, 601, 314, 890, 230, 510]
}
]
};
echart.setOption(option);
});
</script>
</head>
<body>
<div id="line"></div>
</body>
</html>
（3）折点自定义颜色
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>echarts-设置折线图中折线线条颜色和折线点颜色</title>
<link rel="shortcut icon" href="../js/echarts-2.2.7/doc/asset/ico/favicon.png">
<script type="text/javascript" src="../js/echarts-2.2.7/doc/asset/js/jquery.min.js" ></script>
<script type="text/javascript" src="../js/echarts-2.2.7/doc/example/www2/js/echarts-all.js" ></script>
<style>
body,html{
width: 99%;
height: 99%;
font-family: "微软雅黑";
font-size: 12px;
}
#line{
width: 100%;
height: 100%;
}
</style>
<script>
$(function(){
var chart = document.getElementById("line");
var echart = echarts.init(chart);
var option = {
title: {
text: ""
},
tooltip: {
trigger: "axis"
},
legend: {
data:["销售量"]
},
grid: {
left: "3%",
right: "4%",
bottom: "3%",
containLabel: true
},
toolbox: {
feature: {
saveAsImage: {}
}
},
xAxis: {
type: "category",
boundaryGap: false,
data: ["周一","周二","周三","周四","周五","周六","周日"]
},
yAxis: {
type: "value"
},
series: [
{
name:"销售量",
type:"line",
stack: "销售量",
itemStyle : {
normal : {
color:"#00FF00",
lineStyle:{
color:"#00FF00"
}
}
},
data:[220, 132, 601, 314, 890, 230, 510]
}
]
};
echart.setOption(option);
});
</script>
</head>
<body>
<div id="line"></div>
</body>
</html>
3、实现结果
（1）图形自分配颜色
（2）线条自定义颜色
（3）折点自定义颜色
4、问题说明
（1）设置折线线条颜色
lineStyle:{
color:"#00FF00"
}
（2）设置折线折点颜色
itemStyle : {
normal : {
color:"#00FF00"
}
}
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