Code example for Canvas

Methods: drawARGBdrawBitmapdrawRoundRect

0
    /** 
     * Round the corners of a bitmap for the cover art image 
     */ 
    private static Bitmap getRoundedCornerBitmap(Bitmap bitmap) {
        Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
        Canvas canvas = new Canvas(output);
 
        final int color = 0xff424242;
        final Paint paint = new Paint();
        final float roundPx = 10;
 
        // Add extra width to the rect so the right side wont be rounded. 
        final Rect rect = new Rect(0, 0, bitmap.getWidth() + (int) roundPx, bitmap.getHeight());
        final RectF rectF = new RectF(rect);
 
        paint.setAntiAlias(true);
        canvas.drawARGB(0, 0, 0, 0);
        paint.setColor(color);
        canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
 
        paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
        canvas.drawBitmap(bitmap, rect, rect, paint);
 
        return output;
    } 
 
    /** 
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