The GetGraphicsMode function retrieves the current graphics mode for the specified device context.
int GetGraphicsMode(
HDC hdc // handle of device context
);
If the function succeeds, the return value is the current graphics mode. It can be one of the following values.
Value | Meaning |
---|---|
GM_COMPATIBLE | The current graphics mode is the compatible graphics mode, a mode that is compatible with 16-bit Windows. In this graphics mode, an application cannot set or modify the world transformation for the specified device context. The compatible graphics mode is the default graphics mode. |
GM_ADVANCED | Windows NT and Windows 98: The current graphics mode is the advanced graphics mode, a mode that allows world transformations. In this graphics mode, an application can set or modify the world transformation for the specified device context. Windows 95: The GM_ADVANCED value is not supported. |
Otherwise, the return value is zero.
Windows NT: To get extended error information, call GetLastError.
An application can set the graphics mode for a device context by calling the SetGraphicsMode function.
Windows NT: Requires version 3.1 or later.
Windows: Requires Windows 95 or later.
Windows CE: Unsupported.
Header: Declared in wingdi.h.
Import Library: Use gdi32.lib.
Coordinate Spaces and Transformations Overview, Coordinate Space and Transformation Functions, SetGraphicsMode