dll/directx/ddraw/Clipper/clipper_main.c

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