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Android原生的PDFRenderer实现的预览PDF功能还是不能解决电子印章无法显示的问题！你这个库也不例外 #3

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daquanzheng opened this issue Sep 7, 2022 · 1 comment
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Android原生的PDFRenderer实现的预览PDF功能还是不能解决电子印章无法显示的问题！你这个库也不例外 #3

daquanzheng opened this issue Sep 7, 2022 · 1 comment

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@daquanzheng
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@wdeo3601
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wdeo3601 commented Sep 7, 2022

PDFRenderer 渲染的 BitMap 跟水印是两个东西呀，pdf 预览是在画布上边渲染 pdf 的 BitMap 后，可以再在画布上重叠绘制添加水印。所以水印显示不显示，跟 pdf 是用什么方式渲染的没有什么关系
https://blog.csdn.net/Captive_Rainbow_/article/details/108169413 这里实现过程记录的也很清楚。另外有其他个性化的需求，可以下载一份改成自己需要的~

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@wdeo3601 @daquanzheng