dxGetAlphaState(TBitmap) Method

Identifies if the specified bitmap includes pixel transparency information (and whether it is in use).

Declaration

delphi

function dxGetAlphaState(const ABitmap: TBitmap): TdxAlphaState;

Parameters

Name	Type
ABitmap	TBitmap

Returns

Type
TdxAlphaState

Remarks

This function returns the specified image’s pixel transparency information state. Refer to the TdxAlphaState type description for detailed information on all available options.

The first overloaded dxGetAlphaState global function variant accepts a bitmap as an array of pixel colors while the second variant accepts an image stored in a TBitmap container.