TdxAlphaState Enum

Enumerates available states of pixel transparency information that bitmaps can store.

Declaration

delphi

TdxAlphaState = (
    asNoAlpha,
    asSemitransparent,
    asOpaque
);

Options include:

Value	Description
asNoAlpha	The pixel data does not include transparency information. The image is treated as opaque.
asSemitransparent	The pixel data includes transparency information. The image has at least one semi-transparent pixel.
asOpaque	The pixel data includes transparency information. The image has no transparent or semi-transparent pixels.

The dxGetAlphaState global function returns a TdxAlphaState value.