IDirectDrawSurface::GetDC
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4/8/2010
This method creates a GDI-compatible handle of a device context for the surface.
Syntax
HRESULT GetDC(
HDC FAR* lphDC
);
Parameters
- lphDC
Address for the returned handle to a device context.
Return Value
If the method succeeds, the return value is DD_OK.
If the method fails, the return value may be one of the following error values:
DDERR_DCALREADYCREATED |
DDERR_GENERIC |
DDERR_INVALIDOBJECT |
DDERR_INVALIDPARAMS |
DDERR_SURFACELOST |
DDERR_UNSUPPORTED |
DDERR_WASSTILLDRAWING |
For more information on these error codes see DirectDraw Return Values.
Remarks
This method uses an internal version of the IDirectDrawSurface::Lock method to lock the surface. The surface remains locked until the IDirectDrawSurface::ReleaseDC method is called.
Requirements
| Header | ddraw.h |
| Library | ddraw.lib |
| Windows Embedded CE | Windows Embedded CE 6.0 and later |
| Windows Mobile | Pocket PC for Windows Mobile Version 5.0 and later, Smartphone for Windows Mobile Version 5.0 and later |