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 <stdarg.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "wingdi.h"
  30 #include "ddraw.h"
  31 #include "winerror.h"
  32
  33 #include "ddraw_private.h"
  34 #include "dclipper/main.h"
  35 #include "ddraw/main.h"
  36
  37 #include "wine/debug.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  40
  41 /******************************************************************************
  42  *                      DirectDrawCreateClipper (DDRAW.@)
  43  */
  44
  45 static ICOM_VTABLE(IDirectDrawClipper) DDRAW_Clipper_VTable;
  46
  47 HRESULT WINAPI DirectDrawCreateClipper(
  48     DWORD dwFlags, LPDIRECTDRAWCLIPPER *lplpDDClipper, LPUNKNOWN pUnkOuter
  49 ) {
  50     IDirectDrawClipperImpl* This;
  51     TRACE("(%08lx,%p,%p)\n", dwFlags, lplpDDClipper, pUnkOuter);
  52
  53     if (pUnkOuter != NULL) return CLASS_E_NOAGGREGATION;
  54
  55     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
  56                      sizeof(IDirectDrawClipperImpl));
  57     if (This == NULL) return E_OUTOFMEMORY;
  58
  59     ICOM_INIT_INTERFACE(This, IDirectDrawClipper, DDRAW_Clipper_VTable);
  60     This->ref = 1;
  61     This->hWnd = 0;
  62     This->ddraw_owner = NULL;
  63
  64     *lplpDDClipper = ICOM_INTERFACE(This, IDirectDrawClipper);
  65     return DD_OK;
  66 }
  67
  68 /* This is the classfactory implementation. */
  69 HRESULT DDRAW_CreateDirectDrawClipper(IUnknown* pUnkOuter, REFIID riid,
  70                                       LPVOID* ppObj)
  71 {
  72     HRESULT hr;
  73     LPDIRECTDRAWCLIPPER pClip;
  74
  75     hr = DirectDrawCreateClipper(0, &pClip, pUnkOuter);
  76     if (FAILED(hr)) return hr;
  77
  78     hr = IDirectDrawClipper_QueryInterface(pClip, riid, ppObj);
  79     IDirectDrawClipper_Release(pClip);
  80     return hr;
  81 }
  82
  83 /******************************************************************************
  84  *                      IDirectDrawClipper
  85  */
  86 HRESULT WINAPI Main_DirectDrawClipper_SetHwnd(
  87     LPDIRECTDRAWCLIPPER iface, DWORD dwFlags, HWND hWnd
  88 ) {
  89     ICOM_THIS(IDirectDrawClipperImpl,iface);
  90
  91     TRACE("(%p)->SetHwnd(0x%08lx,0x%08lx)\n",This,dwFlags,(DWORD)hWnd);
  92     if( dwFlags ) {
  93         FIXME("dwFlags = 0x%08lx, not supported.\n",dwFlags);
  94         return DDERR_INVALIDPARAMS;
  95     }
  96
  97     This->hWnd = hWnd;
  98     return DD_OK;
  99 }
 100
 101 static void Main_DirectDrawClipper_Destroy(IDirectDrawClipperImpl* This)
 102 {
 103     if (This->ddraw_owner != NULL)
 104         Main_DirectDraw_RemoveClipper(This->ddraw_owner, This);
 105
 106     HeapFree(GetProcessHeap(), 0 ,This);
 107 }
 108
 109 void Main_DirectDrawClipper_ForceDestroy(IDirectDrawClipperImpl* This)
 110 {
 111     WARN("deleting clipper %p with refcnt %lu\n", This, This->ref);
 112     Main_DirectDrawClipper_Destroy(This);
 113 }
 114
 115 ULONG WINAPI Main_DirectDrawClipper_Release(LPDIRECTDRAWCLIPPER iface) {
 116     ICOM_THIS(IDirectDrawClipperImpl,iface);
 117     TRACE("(%p)->() decrementing from %lu.\n", This, This->ref );
 118
 119     if (--This->ref == 0)
 120     {
 121         Main_DirectDrawClipper_Destroy(This);
 122         return 0;
 123     }
 124     else return This->ref;
 125 }
 126
 127 HRESULT WINAPI Main_DirectDrawClipper_GetClipList(
 128     LPDIRECTDRAWCLIPPER iface,LPRECT prcClip,LPRGNDATA lprgn,LPDWORD pdwSize
 129 ) {
 130     ICOM_THIS(IDirectDrawClipperImpl,iface);
 131     static int warned = 0;
 132     if (warned++ < 10)
 133         FIXME("(%p,%p,%p,%p),stub!\n",This,prcClip,lprgn,pdwSize);
 134     if (pdwSize) *pdwSize=0;
 135     return DDERR_NOCLIPLIST;
 136 }
 137
 138 HRESULT WINAPI Main_DirectDrawClipper_SetClipList(
 139     LPDIRECTDRAWCLIPPER iface,LPRGNDATA lprgn,DWORD pdwSize
 140 ) {
 141     ICOM_THIS(IDirectDrawClipperImpl,iface);
 142     FIXME("(%p,%p,%ld),stub!\n",This,lprgn,pdwSize);
 143     return DD_OK;
 144 }
 145
 146 HRESULT WINAPI Main_DirectDrawClipper_QueryInterface(
 147     LPDIRECTDRAWCLIPPER iface, REFIID riid, LPVOID* ppvObj
 148 ) {
 149     ICOM_THIS(IDirectDrawClipperImpl,iface);
 150
 151     if (IsEqualGUID(&IID_IUnknown, riid)
 152         || IsEqualGUID(&IID_IDirectDrawClipper, riid))
 153     {
 154         *ppvObj = ICOM_INTERFACE(This, IDirectDrawClipper);
 155         ++This->ref;
 156         return S_OK;
 157     }
 158     else
 159     {
 160         return E_NOINTERFACE;
 161     }
 162 }
 163
 164 ULONG WINAPI Main_DirectDrawClipper_AddRef( LPDIRECTDRAWCLIPPER iface )
 165 {
 166     ICOM_THIS(IDirectDrawClipperImpl,iface);
 167     TRACE("(%p)->() incrementing from %lu.\n", This, This->ref );
 168     return ++This->ref;
 169 }
 170
 171 HRESULT WINAPI Main_DirectDrawClipper_GetHWnd(
 172     LPDIRECTDRAWCLIPPER iface, HWND* hWndPtr
 173 ) {
 174     ICOM_THIS(IDirectDrawClipperImpl,iface);
 175     FIXME("(%p)->(%p),stub!\n",This,hWndPtr);
 176
 177     *hWndPtr = This->hWnd;
 178
 179     return DD_OK;
 180 }
 181
 182 HRESULT WINAPI Main_DirectDrawClipper_Initialize(
 183      LPDIRECTDRAWCLIPPER iface, LPDIRECTDRAW lpDD, DWORD dwFlags
 184 ) {
 185     IDirectDrawImpl* pOwner;
 186     ICOM_THIS(IDirectDrawClipperImpl,iface);
 187     FIXME("(%p)->(%p,0x%08lx),stub!\n",This,lpDD,dwFlags);
 188
 189     if (This->ddraw_owner != NULL) return DDERR_ALREADYINITIALIZED;
 190
 191     pOwner = ICOM_OBJECT(IDirectDrawImpl, IDirectDraw, lpDD);
 192     This->ddraw_owner = pOwner;
 193     Main_DirectDraw_AddClipper(pOwner, This);
 194
 195     return DD_OK;
 196 }
 197
 198 HRESULT WINAPI Main_DirectDrawClipper_IsClipListChanged(
 199     LPDIRECTDRAWCLIPPER iface, BOOL* lpbChanged
 200 ) {
 201     ICOM_THIS(IDirectDrawClipperImpl,iface);
 202     FIXME("(%p)->(%p),stub!\n",This,lpbChanged);
 203
 204     /* XXX What is safest? */
 205     *lpbChanged = FALSE;
 206
 207     return DD_OK;
 208 }
 209
 210 static ICOM_VTABLE(IDirectDrawClipper) DDRAW_Clipper_VTable =
 211 {
 212     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 213     Main_DirectDrawClipper_QueryInterface,
 214     Main_DirectDrawClipper_AddRef,
 215     Main_DirectDrawClipper_Release,
 216     Main_DirectDrawClipper_GetClipList,
 217     Main_DirectDrawClipper_GetHWnd,
 218     Main_DirectDrawClipper_Initialize,
 219     Main_DirectDrawClipper_IsClipListChanged,
 220     Main_DirectDrawClipper_SetClipList,
 221     Main_DirectDrawClipper_SetHwnd
 222 };