Platform SDK: DirectX |
Given a visible, active overlay surface (DDSCAPS_OVERLAY flag set), the IDirectDrawSurface7::GetOverlayPosition method returns the display coordinates of the surface.
HRESULT GetOverlayPosition( LPLONG lplX, LPLONG lplY );
If the method succeeds, the return value is DD_OK.
If it fails, the method can return one of the following error values:
DDERR_GENERIC |
DDERR_INVALIDOBJECT |
DDERR_INVALIDPARAMS |
DDERR_INVALIDPOSITION |
DDERR_NOOVERLAYDEST |
DDERR_NOTAOVERLAYSURFACE |
DDERR_OVERLAYNOTVISIBLE |
DDERR_SURFACELOST |
Windows NT/2000: Requires Windows 2000.
Windows 95/98: Requires Windows 98.
Header: Declared in ddraw.h.
IDirectDrawSurface7::SetOverlayPosition, IDirectDrawSurface7::UpdateOverlay