[GitHub] [echarts] Drowned-fish commented on issue #12261: 在graph关系图中，文字无法缩放。鼠标移入节点的鼠标样式无法更改。

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

Drowned-fish commented on issue #12261:
URL: https://github.com/apache/echarts/issues/12261#issuecomment-952707728


   > > 已通过graphRoam实现：
   > > ```
   > >  // 鼠标滚轮监听放大缩小
   > >  myECharts.on('graphRoam', function(e) {
   > >     const option = that.echartsGraph.getOption(); // 获得当前option.series的zoom
   > >     const textPercent = (option.series[0].zoom - 0.8) / 0.8; // 计算比例,我设置zoom的初始值是0.8
   > >     option.series[0].label.fontSize = 9 + 9 * textPercent // 等比例计算fontSize
   > >     that.echartsGraph.setOption(option); // setOption
   > >   });
   > > ```
   > > 
   > > 
   > >     
   > >       
   > >     
   > > 
   > >       
   > >     
   > > 
   > >     
   > >   
   > > 同理可以加在toolbox内的自定义的“放大”和“缩小”按钮上
   > > 希望可以帮助到其他同学 😝
   > 
   > 通过这个方法监听在点击事件后仍是没有变化，能否请教一下
   
   这跟点击事件没有关系吧


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