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GDI+ Transparency

PostPosted: Sat Apr 06, 2013 2:40 pm
by beautifulalgorithms
I'm finally playing around with GDI+. I have a PNG which I load. When I had a BMP and a TImage it was easy to set a transparent color. But how do I set a color, e.g. black or white, as the transparent color when drawing a PNG image?