IDirectDrawSurface::GetOverlayPosition
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4/8/2010
Given a visible, active overlay surface (DDSCAPS_OVERLAY flag set), this method returns the display coordinates of the surface.
Syntax
HRESULT GetOverlayPosition(
LPLONG lplX,
LPLONG lplY
);
Parameters
- lplX
Address of the x-display coordinates.
- lplY
Address of the y-display coordinates.
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_GENERIC |
DDERR_INVALIDOBJECT |
DDERR_INVALIDPARAMS |
DDERR_INVALIDPOSITION |
DDERR_NOOVERLAYDEST |
DDERR_NOTAOVERLAYSURFACE |
DDERR_OVERLAYNOTVISIBLE |
DDERR_SURFACELOST |
For more information on these error codes see DirectDraw Return Values.
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 |
See Also
Reference
IDirectDrawSurface::SetOverlayPosition
IDirectDrawSurface::UpdateOverlay