【echarts】修改柱状图颜色

创建一个柱状图对象

<div id="barGragh" style="width: 100%;height:400px;margin-bottom: 5px">

</div>

js设置树形

//柱状图
var barGragh = document.getElementById('barGragh');
var barChart = echarts.init(barGragh);
var barChartoption = {
tooltip: {
trigger: 'axis'
},
legend: {
data: ['上周同比', '今日整点'],
/* y : 'bottom' */
},
toolbox: {
show: false,
feature: {
mark: {show: true},
dataView: {show: true, readOnly: false},
magicType: {show: true, type: ['line', 'bar']},
restore: {show: true},
saveAsImage: {show: true}
}
},
color : ['#ff7f50','#87cefa', '#61a0a8', '#d48265', '#91c7ae','#749f83',  '#ca8622', '#bda29a','#6e7074', '#546570', '#c4ccd3'],
calculable: true,
grid: {
left: '0%',
right: '0%',
bottom: '15%',
containLabel: true
},
xAxis: [
{
type: 'category',
axisLabel:{
interval:0,
rotate:30,
margin:15,
textStyle:{
color:"#222"
}
},
data: []
}
],
yAxis: [
{
type: 'value',
name: 'GMV'
}
],
series: [
{
name: '上周同比',
type: 'bar',
barMaxWidth: '100',
data: [],
markPoint: {
itemStyle: {
normal: {
label: {
show: true,
formatter: "{b}\n¥{c}",
textStyle: {
color: '#000'
}
},
textColor : '#000'

},
emphasis: {
label: {
show: true
}
}
},
data: [
{type: 'max', name: '上周最大值',},
{type: 'min', name: '上周最小值'}
]
},
markLine: {
data: [
{type: 'average', name: '平均值'}
]
}
},
{
name: '今日整点',
type: 'bar',
barMaxWidth: '100',
data: [],
markPoint: {
itemStyle: {
normal: {
label: {
show: true,
formatter: "{b}\n{c}",
textStyle: {
color: '#000'
}
},
textColor : '#000'

},
emphasis: {
label: {
show: true
}
}
},
data: [
{type: 'max', name: '今日最大值'},
{type: 'min', name: '今日最小值'}
]
},
markLine: {
data: [
{type: 'average', name: '平均值'}
]
}
}
]
};
barChart.setOption(barChartoption);