[GitHub] [incubator-echarts] plainheart edited a comment on issue #12766: 饼图相邻区域颜色重复和工具栏想法

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

plainheart edited a comment on issue #12766:
URL: https://github.com/apache/incubator-echarts/issues/12766#issuecomment-644623949


   > 还有第二个问题，我觉得挺关键的，因为右上角的工具栏（提供下载，数据视图，还原等工具）本身没有鼠标移入移除的显示规则，我这只能使用重新渲染的方法来弥补，造成的问题就是性能的下降和数据重复渲染的bug（尤其是词云图，因为每次都是随机生成的，所以更加明显）
   
   能否麻烦你描述下`toolbox`组件添加移入移出事件监听的应用场景吗？


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