Android清空画布
16lz
2022-01-23
public void clear() { Paint paint = new Paint(); paint.setXfermode(new PorterDuffXfermode(Mode.CLEAR)); canvas.drawPaint(paint); paint.setXfermode(new PorterDuffXfermode(Mode.SRC)); invalidate(); }
详细请看:http://trylovecatch.iteye.com/blog/1189452
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