我正在尝试使用AvoidXferMode替换在Canvas上绘制的内容的颜色.从android文档看来,这正是我所需要的:AvoidXfermodexfermodewilldrawthesrceverywhereexceptontopoftheopColoror,dependingontheMode,drawonlyontopoftheopColor.我正在尝试的是这样的:Paintpaint=newPaint();paint.setColor(Color.RED);canvas.drawPaint(paint);//actuallydrawingabitmapherepaint.se