Vcl.Imaging.GIFImg.TLogicalScreenDescriptor
Delphi
TLogicalScreenDescriptor = record
ScreenWidth: word; { logical screen width }
ScreenHeight: word; { logical screen height }
PackedFields: byte; { packed fields }
BackgroundColorIndex: byte; { index to global color table }
AspectRatio: byte; { actual ratio = (AspectRatio + 15) / 64 }
end;
C++
struct DECLSPEC_DRECORD TLogicalScreenDescriptor
{
public:
System::Word ScreenWidth;
System::Word ScreenHeight;
System::Byte PackedFields;
System::Byte BackgroundColorIndex;
System::Byte AspectRatio;
};
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
record struct |
public | Vcl.Imaging.GIFImg.pas Vcl.Imaging.GIFImg.hpp |
Vcl.Imaging.GIFImg | Vcl.Imaging.GIFImg |
Description
A variable of type TLogicalScreenDescriptor contains information about the screen.
A variable of type TLogicalScreenDescriptor contains information about the logical screen.
The following table lists the fields contained in a variable of TLogicalScreenDescriptor type.
Field | Meaning |
---|---|
ScreenWidth |
Width of the logical screen. |
ScreenHeight |
Height of the logical screen. |
PackedFields |
The packed fields stored in the logical screen. |
BackgroundColorIndex |
Index to global color table. |
AspectRatio |
The aspect ratio of the logical screen. |