androidwebviewcanvas

I need to draw a WebView with a Canvas. I'm now looking for an answer for two days but can't find anything doing what i need.

2021年5月26日 — 我用原来的方法无法解决这个问题。 因此，我将下面的javascript修复添加到html: https://code.google.com/p/todataurl-png-js/ 允许使用canvas.

2022年5月10日 — Problem Description: Canvas animations driven by requestAnimationFrame can look janky in the Android WebView only. Additional Comments: PLEASE ...

2022年12月30日 — Canvas scaling. The hardware accelerated 2D rendering pipeline was built first to support unscaled drawing, with some drawing operations ...

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Search code, repositories, users, issues, pull requests... · Provide feedback · Saved searches · WebViewToBitmapActivity.java · WebViewToBitmapActivity.java.

2017年7月26日 — when call view.getDrawingCache in onPageFinished in WebViewClient, It works fine in android6, but crashes at getNativeCanvas in android7, ...

2015年4月16日 — I have a simple HTML file with a canvas component, when I load it into the Android web browser, it shows everything, but when I try to load it ...

2015年5月13日 — - my solution was to have a custom webView and in the onDraw method, add this as the FIRST LINE: if(this.getContentHeight() == 0) return; i.e. ...

Android - Drawing to a PDF canvas from WebView. wv.draw(canvas); canvas.scale ... Canvas canvas = new Canvas(bmp); webView.draw(canvas); return bmp ...