//Echart option 如下
option = {
xAxis: {
type: 'category',
data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
},
yAxis: {
type: 'value'
},
series: [{
data: [1, 2, 3, 4, 5, 6, 7],
type: 'bar', // pie 饼图
itemStyle:{
normal:{
color: function (params){
var color;
switch( params.data % 7 ){
case 0:
color = "#f00";
break;
case 1:
case 2:
case 3:
case 4:
case 5:
color = "#0f0";
break;
case 6:
color = "#00f";
break;
}
return color;
}
}
}
}]
};
运行效果如图: