RAD Studio VCL Reference
Graphics.cmWhiteness Constant

TCopyMode value : fills the destination rectangle on the canvas with white.

cmWhiteness = WHITENESS;
cmWhiteness = WHITENESS;

cmWhiteness is a TCopyMode value used in the TCanvas CopyMode property.  

The CopyMode property is used by the CopyRect routine when copying an image from another canvas onto the current canvas.  

cmWhiteness results in the destination rectangle on the canvas simply being filled with the clWhite color. 


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