[GitHub] [incubator-echarts] hduhdc commented on issue #195: ehcarts有没有提供百分比堆积柱状图？

[GitBox <gi...@apache.org>]

hduhdc commented on issue #195: ehcarts有没有提供百分比堆积柱状图？
URL: https://github.com/apache/incubator-echarts/issues/195#issuecomment-496847233
 
 
   > 没有，现有图表做起来其实也蛮简单的，随便找个example试试这个option，随便写的，可以自己封装一下
   > 
   > var oridata = [
   > [120, 132, 101, 134, 90, 230, 210],
   > [220, 182, 191, 234, 290, 330, 310],
   > [150, 232, 201, 154, 190, 330, 410]
   > ];
   > var data0 = [];
   > var data1 = [];
   > var data2 = [];
   > var total;
   > for (var i = 0, l = oridata[0].length; i < l; i++) {
   > total = oridata[0][i] + oridata[1][i] + oridata[2][i];
   > data0.push(Math.round(oridata[0][i]/total * 100));
   > data1.push(Math.round(oridata[1][i]/total * 100));
   > data2.push(100 - data0[data0.length - 1] - data1[data1.length - 1]);
   > }
   > option = {
   > tooltip : {
   > trigger: 'axis',
   > axisPointer : { // 坐标轴指示器，坐标轴触发有效
   > type : 'shadow' // 默认为直线，可选为：'line' | 'shadow'
   > }
   > },
   > legend: {
   > data:['邮件营销','联盟广告','视频广告']
   > },
   > toolbox: {
   > show : true,
   > orient: 'vertical',
   > x: 'right',
   > y: 'center',
   > feature : {
   > mark : true,
   > dataView : {readOnly: false},
   > magicType:['line', 'bar'],
   > restore : true,
   > saveAsImage : true
   > }
   > },
   > calculable : true,
   > xAxis : [
   > {
   > type : 'category',
   > data : ['周一','周二','周三','周四','周五','周六','周日']
   > }
   > ],
   > yAxis : [
   > {
   > type : 'value',
   > splitArea : {show : true}
   > }
   > ],
   > series : [
   > {
   > name:'邮件营销',
   > type:'bar',
   > stack: '广告',
   > data:data0
   > },
   > {
   > name:'联盟广告',
   > type:'bar',
   > stack: '广告',
   > data:data1
   > },
   > {
   > name:'视频广告',
   > type:'bar',
   > stack: '广告',
   > data:data2
   > }
   > ]
   > };
   
   但是有问题的是如果 最后一组数据都是100
   var oridata = [
       [120, 132, 101, 134, 90, 230, 100],
       [220, 182, 191, 234, 290, 330, 100],
       [150, 232, 201, 154, 190, 330, 100]
   ];
   这样就会出现33 33 34 这样的，本应该是相等的。
   还有就是查看数据视图，看到的数据也是计算后的，缺点是不是原始数据。如果还想展示原始数据怎么办？

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