dll/directx/ddraw/Clipper/clipper_main.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:            See COPYING in the top level directory
   4  * PROJECT:              ReactOS DirectX
   5  * FILE:                 ddraw/clipper/clipper_stubs.c
   6  * PURPOSE:              IDirectDrawClipper Implementation
   7  * PROGRAMMER:           Maarten Bosma
   8  *
   9  */
  10
  11 #include "rosdraw.h"
  12
  13 HRESULT WINAPI
  14 DirectDrawClipper_QueryInterface (LPDIRECTDRAWCLIPPER iface,
  15                                 REFIID id,  LPVOID *obj)
  16 {
  17     if(!iface)
  18         return DDERR_INVALIDOBJECT;
  19
  20     return E_NOINTERFACE;
  21 }
  22
  23 HRESULT WINAPI
  24 DirectDrawClipper_Initialize (LPDIRECTDRAWCLIPPER iface,
  25                                LPDIRECTDRAW lpDD,  DWORD dwFlags)
  26 {
  27     LPDDRAWI_DDRAWCLIPPER_INT This = (LPDDRAWI_DDRAWCLIPPER_INT)iface;
  28     LPDDRAWI_DIRECTDRAW_INT DDraw = (LPDDRAWI_DIRECTDRAW_INT)lpDD;
  29
  30     DX_WINDBG_trace();
  31
  32     if(!This)
  33         return DDERR_INVALIDOBJECT;
  34
  35     if(This->dwIntRefCnt)
  36         return DDERR_ALREADYINITIALIZED;
  37
  38     This->lpVtbl = (LPVOID)&DirectDrawClipper_Vtable;
  39     This->dwIntRefCnt = 1;
  40
  41     DxHeapMemAlloc(This->lpLcl, sizeof(DDRAWI_DDRAWCLIPPER_LCL));
  42     //This->lpLcl->lpClipMore
  43     This->lpLcl->lpDD_int = DDraw;
  44     This->lpLcl->lpGbl->dwRefCnt = 1;
  45     This->lpLcl->pAddrefedThisOwner = (IUnknown*)DDraw;
  46
  47     // FIXME: Implement Linking and share global object
  48     DxHeapMemAlloc(This->lpLcl->lpGbl, sizeof(DDRAWI_DDRAWCLIPPER_GBL));
  49     This->lpLcl->lpGbl->dwProcessId = GetCurrentProcessId();
  50
  51     return DD_OK;
  52 }
  53
  54 ULONG WINAPI
  55 DirectDrawClipper_Release(LPDIRECTDRAWCLIPPER iface)
  56 {
  57     LPDDRAWI_DDRAWCLIPPER_INT This = (LPDDRAWI_DDRAWCLIPPER_INT)iface;
  58     if(!This)
  59         return DDERR_INVALIDOBJECT;
  60
  61     DX_WINDBG_trace();
  62
  63     if (iface!=NULL)
  64     {
  65         This->lpLcl->dwLocalRefCnt--;
  66         This->dwIntRefCnt--;
  67
  68         if (This->lpLcl->lpGbl)
  69             This->lpLcl->lpGbl->dwRefCnt--;
  70     }
  71
  72     return This->dwIntRefCnt;
  73 }
  74
  75 ULONG WINAPI
  76 DirectDrawClipper_AddRef (LPDIRECTDRAWCLIPPER iface)
  77 {
  78     LPDDRAWI_DDRAWCLIPPER_INT This = (LPDDRAWI_DDRAWCLIPPER_INT)iface;
  79     if(!This)
  80         return DDERR_INVALIDOBJECT;
  81
  82     DX_WINDBG_trace();
  83
  84     if (iface!=NULL)
  85     {
  86         This->dwIntRefCnt++;
  87         This->lpLcl->dwLocalRefCnt++;
  88         if (This->lpLcl->lpGbl)
  89             This->lpLcl->lpGbl->dwRefCnt++;
  90     }
  91     return This->dwIntRefCnt;
  92 }
  93
  94 HRESULT WINAPI
  95 DirectDrawClipper_SetHwnd( LPDIRECTDRAWCLIPPER iface,
  96                            DWORD dwFlags,
  97                            HWND hWnd)
  98 {
  99     LPDDRAWI_DDRAWCLIPPER_INT This = (LPDDRAWI_DDRAWCLIPPER_INT)iface;
 100
 101     if(!This)
 102         return DDERR_INVALIDOBJECT;
 103
 104     if(!IsWindow(hWnd))
 105         return DDERR_INVALIDPARAMS;
 106
 107     // TODO: check flags
 108
 109     This->lpLcl->lpGbl->hWnd = (ULONG_PTR)hWnd;
 110     This->lpLcl->lpGbl->dwFlags = dwFlags;
 111
 112     return DD_OK;
 113 }
 114
 115 HRESULT WINAPI
 116 DirectDrawClipper_GetHWnd( LPDIRECTDRAWCLIPPER iface,
 117                            HWND* hWndPtr)
 118 {
 119     LPDDRAWI_DDRAWCLIPPER_INT This = (LPDDRAWI_DDRAWCLIPPER_INT)iface;
 120
 121     if(!This)
 122         return DDERR_INVALIDOBJECT;
 123
 124     if(!hWndPtr)
 125         return DDERR_INVALIDPARAMS;
 126
 127     *hWndPtr = (HWND)This->lpLcl->lpGbl->hWnd;
 128
 129     return DD_OK;
 130 }
 131
 132 IDirectDrawClipperVtbl DirectDrawClipper_Vtable =
 133 {
 134     DirectDrawClipper_QueryInterface,
 135     DirectDrawClipper_AddRef,
 136     DirectDrawClipper_Release,
 137     DirectDrawClipper_GetClipList,
 138     DirectDrawClipper_GetHWnd,
 139     DirectDrawClipper_Initialize,
 140     DirectDrawClipper_IsClipListChanged,
 141     DirectDrawClipper_SetClipList,
 142     DirectDrawClipper_SetHwnd
 143 };