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Posted to dev@echarts.apache.org by GitBox <gi...@apache.org> on 2018/08/09 05:22:32 UTC

[GitHub] Carolineliu commented on issue #8839: 给折线图添加背景图片

Carolineliu commented on issue #8839: 给折线图添加背景图片
URL: https://github.com/apache/incubator-echarts/issues/8839#issuecomment-411640263
 
 
   你好，我用了你说的这种方法，图片能正确显示出来，但是我点击下载的时候报错
   Uncaught DOMException: Failed to execute 'toDataURL' on 'HTMLCanvasElement': Tainted canvases may not be exported.
   我们是前后端分离，这图片地址是后端给我返回的，还有别的办法吗
   

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