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Implement IDirectDrawClipper_GetClipList for case where we have a 

handle to a window.
This commit is contained in:
Robert Shearman 2004-08-24 20:14:26 +00:00 committed by Alexandre Julliard
parent 8680ce1a0e
commit 9e2e594a1c
1 changed files with 35 additions and 7 deletions
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42
dlls/ddraw/dclipper/main.c
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@ -143,14 +143,42 @@ ULONG WINAPI Main_DirectDrawClipper_Release(LPDIRECTDRAWCLIPPER iface) {
*/
HRESULT WINAPI Main_DirectDrawClipper_GetClipList(
LPDIRECTDRAWCLIPPER iface, LPRECT lpRect, LPRGNDATA lpClipList,
LPDWORD lpdwSize
) {
LPDWORD lpdwSize)
{
ICOM_THIS(IDirectDrawClipperImpl,iface);
static int warned = 0;
if (warned++ < 10)
FIXME("(%p,%p,%p,%p),stub!\n",This,lpRect,lpClipList,lpdwSize);
if (lpdwSize) *lpdwSize=0;
return DDERR_NOCLIPLIST;
TRACE("(%p,%p,%p,%p)\n", This, lpRect, lpClipList, lpdwSize);
if (This->hWnd)
{
HDC hDC = GetDCEx(This->hWnd, NULL, DCX_WINDOW);
if (hDC)
{
HRGN hRgn = CreateRectRgn(0,0,0,0);
if (GetRandomRgn(hDC, hRgn, SYSRGN))
{
if (lpRect)
{
HRGN hRgnClip = CreateRectRgn(lpRect->left, lpRect->top,
lpRect->right, lpRect->bottom);
CombineRgn(hRgn, hRgn, hRgnClip, RGN_AND);
DeleteObject(hRgnClip);
}
*lpdwSize = GetRegionData(hRgn, *lpdwSize, lpClipList);
}
DeleteObject(hRgn);
ReleaseDC(This->hWnd, hDC);
}
return DD_OK;
}
else
{
static int warned = 0;
if (warned++ < 10)
FIXME("(%p,%p,%p,%p),stub!\n",This,lpRect,lpClipList,lpdwSize);
if (lpdwSize) *lpdwSize=0;
return DDERR_NOCLIPLIST;
}
}
/***********************************************************************