Does anyone know how it is possible to create a new pen mode so that I can use it in this way:
shape1.pen.mode:=pmCustom;
Then I m gonna define what color each pixel must have. For example, I d create a pen mode that paints blue when behind the specified pixel is a light colored one; and paints white when the behind pixel is dark.
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The VCL property TPen.Modemap onto the GDI function :code>SetROP2。 对于你所描述的内容,我别无选择,因此我认为你所要求的内容是不可能的。
为了实现你们所期望的效果,可能需要一些手工艺。
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