dlls/ddraw/dclipper/main.c

   1 /*              DirectDrawClipper implementation
   2  *
   3  * Copyright 2000 Marcus Meissner
   4  * Copyright 2000 TransGaming Technologies Inc.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <stdlib.h>
  24 #include <string.h>
  25
  26 #include "ddraw.h"
  27 #include "winerror.h"
  28
  29 #include "ddraw_private.h"
  30 #include "dclipper/main.h"
  31 #include "ddraw/main.h"
  32
  33 #include "wine/debug.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  36
  37 /******************************************************************************
  38  *                      DirectDrawCreateClipper (DDRAW.@)
  39  */
  40
  41 static ICOM_VTABLE(IDirectDrawClipper) DDRAW_Clipper_VTable;
  42
  43 HRESULT WINAPI DirectDrawCreateClipper(
  44     DWORD dwFlags, LPDIRECTDRAWCLIPPER *lplpDDClipper, LPUNKNOWN pUnkOuter
  45 ) {
  46     IDirectDrawClipperImpl* This;
  47     TRACE("(%08lx,%p,%p)\n", dwFlags, lplpDDClipper, pUnkOuter);
  48
  49     if (pUnkOuter != NULL) return CLASS_E_NOAGGREGATION;
  50
  51     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
  52                      sizeof(IDirectDrawClipperImpl));
  53     if (This == NULL) return E_OUTOFMEMORY;
  54
  55     ICOM_INIT_INTERFACE(This, IDirectDrawClipper, DDRAW_Clipper_VTable);
  56     This->ref = 1;
  57     This->hWnd = 0;
  58     This->ddraw_owner = NULL;
  59
  60     *lplpDDClipper = ICOM_INTERFACE(This, IDirectDrawClipper);
  61     return DD_OK;
  62 }
  63
  64 /* This is the classfactory implementation. */
  65 HRESULT DDRAW_CreateDirectDrawClipper(IUnknown* pUnkOuter, REFIID riid,
  66                                       LPVOID* ppObj)
  67 {
  68     HRESULT hr;
  69     LPDIRECTDRAWCLIPPER pClip;
  70
  71     hr = DirectDrawCreateClipper(0, &pClip, pUnkOuter);
  72     if (FAILED(hr)) return hr;
  73
  74     hr = IDirectDrawClipper_QueryInterface(pClip, riid, ppObj);
  75     IDirectDrawClipper_Release(pClip);
  76     return hr;
  77 }
  78
  79 /******************************************************************************
  80  *                      IDirectDrawClipper
  81  */
  82 HRESULT WINAPI Main_DirectDrawClipper_SetHwnd(
  83     LPDIRECTDRAWCLIPPER iface, DWORD dwFlags, HWND hWnd
  84 ) {
  85     ICOM_THIS(IDirectDrawClipperImpl,iface);
  86
  87     TRACE("(%p)->SetHwnd(0x%08lx,0x%08lx)\n",This,dwFlags,(DWORD)hWnd);
  88     if( dwFlags ) {
  89         FIXME("dwFlags = 0x%08lx, not supported.\n",dwFlags);
  90         return DDERR_INVALIDPARAMS;
  91     }
  92
  93     This->hWnd = hWnd;
  94     return DD_OK;
  95 }
  96
  97 static void Main_DirectDrawClipper_Destroy(IDirectDrawClipperImpl* This)
  98 {
  99     if (This->ddraw_owner != NULL)
 100         Main_DirectDraw_RemoveClipper(This->ddraw_owner, This);
 101
 102     HeapFree(GetProcessHeap(), 0 ,This);
 103 }
 104
 105 void Main_DirectDrawClipper_ForceDestroy(IDirectDrawClipperImpl* This)
 106 {
 107     WARN("deleting clipper %p with refcnt %lu\n", This, This->ref);
 108     Main_DirectDrawClipper_Destroy(This);
 109 }
 110
 111 ULONG WINAPI Main_DirectDrawClipper_Release(LPDIRECTDRAWCLIPPER iface) {
 112     ICOM_THIS(IDirectDrawClipperImpl,iface);
 113     TRACE("(%p)->() decrementing from %lu.\n", This, This->ref );
 114
 115     if (--This->ref == 0)
 116     {
 117         Main_DirectDrawClipper_Destroy(This);
 118         return 0;
 119     }
 120     else return This->ref;
 121 }
 122
 123 HRESULT WINAPI Main_DirectDrawClipper_GetClipList(
 124     LPDIRECTDRAWCLIPPER iface,LPRECT prcClip,LPRGNDATA lprgn,LPDWORD pdwSize
 125 ) {
 126     ICOM_THIS(IDirectDrawClipperImpl,iface);
 127     static int warned = 0;
 128     if (warned++ < 10)
 129         FIXME("(%p,%p,%p,%p),stub!\n",This,prcClip,lprgn,pdwSize);
 130     if (pdwSize) *pdwSize=0;
 131     return DDERR_NOCLIPLIST;
 132 }
 133
 134 HRESULT WINAPI Main_DirectDrawClipper_SetClipList(
 135     LPDIRECTDRAWCLIPPER iface,LPRGNDATA lprgn,DWORD pdwSize
 136 ) {
 137     ICOM_THIS(IDirectDrawClipperImpl,iface);
 138     FIXME("(%p,%p,%ld),stub!\n",This,lprgn,pdwSize);
 139     return DD_OK;
 140 }
 141
 142 HRESULT WINAPI Main_DirectDrawClipper_QueryInterface(
 143     LPDIRECTDRAWCLIPPER iface, REFIID riid, LPVOID* ppvObj
 144 ) {
 145     ICOM_THIS(IDirectDrawClipperImpl,iface);
 146
 147     if (IsEqualGUID(&IID_IUnknown, riid)
 148         || IsEqualGUID(&IID_IDirectDrawClipper, riid))
 149     {
 150         *ppvObj = ICOM_INTERFACE(This, IDirectDrawClipper);
 151         ++This->ref;
 152         return S_OK;
 153     }
 154     else
 155     {
 156         return E_NOINTERFACE;
 157     }
 158 }
 159
 160 ULONG WINAPI Main_DirectDrawClipper_AddRef( LPDIRECTDRAWCLIPPER iface )
 161 {
 162     ICOM_THIS(IDirectDrawClipperImpl,iface);
 163     TRACE("(%p)->() incrementing from %lu.\n", This, This->ref );
 164     return ++This->ref;
 165 }
 166
 167 HRESULT WINAPI Main_DirectDrawClipper_GetHWnd(
 168     LPDIRECTDRAWCLIPPER iface, HWND* hWndPtr
 169 ) {
 170     ICOM_THIS(IDirectDrawClipperImpl,iface);
 171     FIXME("(%p)->(%p),stub!\n",This,hWndPtr);
 172
 173     *hWndPtr = This->hWnd;
 174
 175     return DD_OK;
 176 }
 177
 178 HRESULT WINAPI Main_DirectDrawClipper_Initialize(
 179      LPDIRECTDRAWCLIPPER iface, LPDIRECTDRAW lpDD, DWORD dwFlags
 180 ) {
 181     IDirectDrawImpl* pOwner;
 182     ICOM_THIS(IDirectDrawClipperImpl,iface);
 183     FIXME("(%p)->(%p,0x%08lx),stub!\n",This,lpDD,dwFlags);
 184
 185     if (This->ddraw_owner != NULL) return DDERR_ALREADYINITIALIZED;
 186
 187     pOwner = ICOM_OBJECT(IDirectDrawImpl, IDirectDraw, lpDD);
 188     This->ddraw_owner = pOwner;
 189     Main_DirectDraw_AddClipper(pOwner, This);
 190
 191     return DD_OK;
 192 }
 193
 194 HRESULT WINAPI Main_DirectDrawClipper_IsClipListChanged(
 195     LPDIRECTDRAWCLIPPER iface, BOOL* lpbChanged
 196 ) {
 197     ICOM_THIS(IDirectDrawClipperImpl,iface);
 198     FIXME("(%p)->(%p),stub!\n",This,lpbChanged);
 199
 200     /* XXX What is safest? */
 201     *lpbChanged = FALSE;
 202
 203     return DD_OK;
 204 }
 205
 206 static ICOM_VTABLE(IDirectDrawClipper) DDRAW_Clipper_VTable =
 207 {
 208     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 209     Main_DirectDrawClipper_QueryInterface,
 210     Main_DirectDrawClipper_AddRef,
 211     Main_DirectDrawClipper_Release,
 212     Main_DirectDrawClipper_GetClipList,
 213     Main_DirectDrawClipper_GetHWnd,
 214     Main_DirectDrawClipper_Initialize,
 215     Main_DirectDrawClipper_IsClipListChanged,
 216     Main_DirectDrawClipper_SetClipList,
 217     Main_DirectDrawClipper_SetHwnd
 218 };