dxIsAlphaUsed(TBitmap) Method

Determines if the alpha channel is used in a specified bitmap object.

Declaration

function dxIsAlphaUsed(ABitmap: TBitmap): Boolean;

Parameters

Name	Type
ABitmap	TBitmap

Returns

Type
Boolean

Remarks

This function returns True if at least one pixel of the ABitmap object has the alpha value specified; otherwise, False.