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我有 adialog并将其转换为bitmap. 然后我想用共享意图发送它:

        Bitmap cs = null;
        v1.setDrawingCacheEnabled(true);
        v1.buildDrawingCache(true);
        cs = Bitmap.createBitmap(v1.getDrawingCache());
        Canvas canvas = new Canvas(cs);
        v1.draw(canvas);
        canvas.save();
        v1.setDrawingCacheEnabled(false);
        String path = Images.Media.insertImage(getContext().getContentResolver(), cs, "MyImage", null);
        Uri file = Uri.parse(path);
        Intent sharingIntent = new Intent(Intent.ACTION_SEND);
        sharingIntent.setType("image/png");
        sharingIntent.putExtra(Intent.EXTRA_STREAM, file);
        getContext().startActivity(Intent.createChooser(sharingIntent,"Share image using"));

v1TextView是对话框中 a 的父级(v1是我要发送的内容)。如果我现在发送位图,它的质量真的很差。我该如何改进呢?

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