绘图模式指定了如何把画笔和填充物的内部颜色与显示表面已存在的颜色进行组合。
The drawing mode specifies how the colors of the pen and the interior of filled objects are combined with the color already on the display surface.
绘图模式指定了如何把画笔和填充物的内部颜色与显示表面已存在的颜色进行组合。
The drawing mode specifies how the colors of the pen and the interior of filled objects are combined with the color already on the display surface.
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