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Transparent graphics with pure GDI (Part 2) - and introducing the TTransparentCanvas class

The Itinerant Developer – This is part 2 of a short series that examines alpha-aware graphics using native GDI only - not GDI+, not DirectX, and not with any other custom non-GDI graphics implementation. This post will cover: Non-rectangular drawing Handling GDI's clobbering of the alpha channel Better use of per-pixel alpha (based on what's drawn, which is more useful than a horizontal gradient) Introduction of the
Favorite? Off-Topic? Dave @ 2012-03-07 03:50

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