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157 lines
4 KiB
C
157 lines
4 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS DirectX
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* FILE: dll/directx/ddraw/Palette/palette.c
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* PURPOSE: IDirectDrawPalette Implementation
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* PROGRAMMER: Jérôme Gardou
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*
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*/
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#include "rosdraw.h"
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/*****************************************************************************
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* IDirectDrawPalette::QueryInterface
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*
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* A usual QueryInterface implementation. Can only Query IUnknown and
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* IDirectDrawPalette
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*
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* Params:
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* refiid: The interface id queried for
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* obj: Address to return the interface pointer at
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*
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* Returns:
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* S_OK on success
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* E_NOINTERFACE if the requested interface wasn't found
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*****************************************************************************/
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static HRESULT WINAPI
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DirectDrawPalette_QueryInterface(IDirectDrawPalette *iface,
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REFIID refiid,
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void **obj)
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{
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if (IsEqualGUID(refiid, &IID_IUnknown)
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|| IsEqualGUID(refiid, &IID_IDirectDrawPalette))
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{
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*obj = iface;
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IDirectDrawPalette_AddRef(iface);
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return S_OK;
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}
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else
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{
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*obj = NULL;
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return E_NOINTERFACE;
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}
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}
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/*****************************************************************************
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* IDirectDrawPaletteImpl::AddRef
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*
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* Increases the refcount.
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*
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* Returns:
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* The new refcount
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*
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*****************************************************************************/
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static ULONG WINAPI
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DirectDrawPalette_AddRef(IDirectDrawPalette *iface)
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{
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LPDDRAWI_DDRAWPALETTE_INT This = (LPDDRAWI_DDRAWPALETTE_INT)iface;
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ULONG ref = 0;
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_SEH2_TRY
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{
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ref = ++This->dwIntRefCnt;
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}
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_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
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{
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}
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_SEH2_END
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return ref;
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}
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/*****************************************************************************
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* IDirectDrawPaletteImpl::Release
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*
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* Reduces the refcount. If the refcount falls to 0, the object is destroyed
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*
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* Returns:
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* The new refcount
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*
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*****************************************************************************/
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static ULONG WINAPI
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DirectDrawPalette_Release(IDirectDrawPalette *iface)
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{
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LPDDRAWI_DDRAWPALETTE_INT This = (LPDDRAWI_DDRAWPALETTE_INT)iface;
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ULONG ref = 0;
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_SEH2_TRY
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{
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ref = --This->dwIntRefCnt;
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if(ref == 0)
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{
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AcquireDDThreadLock();
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if(((LPDDRAWI_DIRECTDRAW_INT)This->lpLcl->dwReserved1)->lpVtbl == &DirectDraw7_Vtable
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|| ((LPDDRAWI_DIRECTDRAW_INT)This->lpLcl->dwReserved1)->lpVtbl == &DirectDraw4_Vtable)
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Main_DirectDraw_Release((LPDDRAWI_DIRECTDRAW_INT)This->lpLcl->dwReserved1) ;
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DxHeapMemFree(This); //HUGE FIXME!!!
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ReleaseDDThreadLock();
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}
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}
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_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
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{
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}
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_SEH2_END
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return ref;
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}
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static HRESULT WINAPI
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DirectDrawPalette_Initialize( LPDIRECTDRAWPALETTE iface,
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LPDIRECTDRAW ddraw,
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DWORD dwFlags,
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LPPALETTEENTRY palent)
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{
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DX_WINDBG_trace();
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DX_STUB;
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}
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static HRESULT WINAPI
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DirectDrawPalette_GetEntries( LPDIRECTDRAWPALETTE iface,
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DWORD dwFlags,
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DWORD dwStart, DWORD dwCount,
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LPPALETTEENTRY palent)
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{
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DX_WINDBG_trace();
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DX_STUB;
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}
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static HRESULT WINAPI
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DirectDrawPalette_SetEntries( LPDIRECTDRAWPALETTE iface,
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DWORD dwFlags,
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DWORD dwStart,
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DWORD dwCount,
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LPPALETTEENTRY palent)
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{
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DX_WINDBG_trace();
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DX_STUB;
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}
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static HRESULT WINAPI
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DirectDrawPalette_GetCaps( LPDIRECTDRAWPALETTE iface,
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LPDWORD lpdwCaps)
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{
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DX_WINDBG_trace();
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DX_STUB;
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}
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const IDirectDrawPaletteVtbl DirectDrawPalette_Vtable =
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{
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DirectDrawPalette_QueryInterface,
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DirectDrawPalette_AddRef,
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DirectDrawPalette_Release,
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DirectDrawPalette_GetCaps,
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DirectDrawPalette_GetEntries,
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DirectDrawPalette_Initialize,
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DirectDrawPalette_SetEntries
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};
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