dlls/dmime/graph.c

   1 /* IDirectMusicGraph
   2  *
   3  * Copyright (C) 2003 Rok Mandeljc
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "windef.h"
  21 #include "winbase.h"
  22 #include "winuser.h"
  23 #include "wingdi.h"
  24 #include "wine/debug.h"
  25
  26 #include "dmime_private.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
  29
  30 /* IDirectMusicGraph IUnknown parts follow: */
  31 HRESULT WINAPI IDirectMusicGraphImpl_QueryInterface (LPDIRECTMUSICGRAPH iface, REFIID riid, LPVOID *ppobj)
  32 {
  33         ICOM_THIS(IDirectMusicGraphImpl,iface);
  34
  35         if (IsEqualGUID(riid, &IID_IUnknown) ||
  36             IsEqualGUID(riid, &IID_IDirectMusicGraph))
  37         {
  38                 IDirectMusicGraphImpl_AddRef(iface);
  39                 *ppobj = This;
  40                 return S_OK;
  41         }
  42         WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppobj);
  43         return E_NOINTERFACE;
  44 }
  45
  46 ULONG WINAPI IDirectMusicGraphImpl_AddRef (LPDIRECTMUSICGRAPH iface)
  47 {
  48         ICOM_THIS(IDirectMusicGraphImpl,iface);
  49         TRACE("(%p) : AddRef from %ld\n", This, This->ref);
  50         return ++(This->ref);
  51 }
  52
  53 ULONG WINAPI IDirectMusicGraphImpl_Release (LPDIRECTMUSICGRAPH iface)
  54 {
  55         ICOM_THIS(IDirectMusicGraphImpl,iface);
  56         ULONG ref = --This->ref;
  57         TRACE("(%p) : ReleaseRef to %ld\n", This, This->ref);
  58         if (ref == 0)
  59         {
  60                 HeapFree(GetProcessHeap(), 0, This);
  61         }
  62         return ref;
  63 }
  64
  65 /* IDirectMusicGraph Interface follow: */
  66 HRESULT WINAPI IDirectMusicGraphImpl_StampPMsg (LPDIRECTMUSICGRAPH iface, DMUS_PMSG* pPMSG)
  67 {
  68         ICOM_THIS(IDirectMusicGraphImpl,iface);
  69
  70         FIXME("(%p, %p): stub\n", This, pPMSG);
  71
  72         return S_OK;
  73 }
  74
  75 HRESULT WINAPI IDirectMusicGraphImpl_InsertTool (LPDIRECTMUSICGRAPH iface, IDirectMusicTool* pTool, DWORD* pdwPChannels, DWORD cPChannels, LONG lIndex)
  76 {
  77     int i;
  78         IDirectMusicTool8Impl* p;
  79         IDirectMusicTool8Impl* toAdd = (IDirectMusicTool8Impl*) pTool;
  80     ICOM_THIS(IDirectMusicGraphImpl,iface);
  81
  82         FIXME("(%p, %p, %p, %ld, %li): use of pdwPChannels\n", This, pTool, pdwPChannels, cPChannels, lIndex);
  83
  84         if (0 == This->num_tools) {
  85           This->pFirst = This->pLast = toAdd;
  86           toAdd->pPrev = toAdd->pNext = NULL;
  87         } else if (lIndex == 0 || lIndex <= -This->num_tools) {
  88           This->pFirst->pPrev = toAdd;
  89           toAdd->pNext = This->pFirst;
  90           toAdd->pPrev = NULL;
  91           This->pFirst = toAdd;
  92         } else if (lIndex < 0) {
  93           p = This->pLast;
  94           for (i = 0; i < -lIndex; ++i) {
  95             p = p->pPrev;
  96           }
  97           toAdd->pNext = p->pNext;
  98           if (p->pNext) p->pNext->pPrev = toAdd;
  99           p->pNext = toAdd;
 100           toAdd->pPrev = p;
 101         } else if (lIndex >= This->num_tools) {
 102           This->pLast->pNext = toAdd;
 103           toAdd->pPrev = This->pLast;
 104           toAdd->pNext = NULL;
 105           This->pLast = toAdd;
 106         } else if (lIndex > 0) {
 107           p = This->pFirst;
 108           for (i = 0; i < lIndex; ++i) {
 109             p = p->pNext;
 110           }
 111           toAdd->pPrev = p->pPrev;
 112           if (p->pPrev) p->pPrev->pNext = toAdd;
 113           p->pPrev = toAdd;
 114           toAdd->pNext = p;
 115         }
 116         ++This->num_tools;
 117         return DS_OK;
 118 }
 119
 120 HRESULT WINAPI IDirectMusicGraphImpl_GetTool (LPDIRECTMUSICGRAPH iface, DWORD dwIndex, IDirectMusicTool** ppTool)
 121 {
 122         int i;
 123         IDirectMusicTool8Impl* p = NULL;
 124         ICOM_THIS(IDirectMusicGraphImpl,iface);
 125
 126         FIXME("(%p, %ld, %p): stub\n", This, dwIndex, ppTool);
 127
 128         p = This->pFirst;
 129         for (i = 0; i < dwIndex && i < This->num_tools; ++i) {
 130           p = p->pNext;
 131         }
 132         *ppTool = (IDirectMusicTool*) p;
 133         if (NULL != *ppTool) {
 134           IDirectMusicTool8Impl_AddRef((LPDIRECTMUSICTOOL8) *ppTool);
 135         }
 136         return DS_OK;
 137 }
 138
 139 HRESULT WINAPI IDirectMusicGraphImpl_RemoveTool (LPDIRECTMUSICGRAPH iface, IDirectMusicTool* pTool)
 140 {
 141         ICOM_THIS(IDirectMusicGraphImpl,iface);
 142
 143         FIXME("(%p, %p): stub\n", This, pTool);
 144
 145         return S_OK;
 146 }
 147
 148 ICOM_VTABLE(IDirectMusicGraph) DirectMusicGraph_Vtbl =
 149 {
 150     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 151         IDirectMusicGraphImpl_QueryInterface,
 152         IDirectMusicGraphImpl_AddRef,
 153         IDirectMusicGraphImpl_Release,
 154         IDirectMusicGraphImpl_StampPMsg,
 155         IDirectMusicGraphImpl_InsertTool,
 156         IDirectMusicGraphImpl_GetTool,
 157         IDirectMusicGraphImpl_RemoveTool
 158 };
 159
 160 /* for ClassFactory */
 161 HRESULT WINAPI DMUSIC_CreateDirectMusicGraph (LPCGUID lpcGUID, LPDIRECTMUSICGRAPH *ppDMGrph, LPUNKNOWN pUnkOuter)
 162 {
 163         if (IsEqualGUID (lpcGUID, &IID_IDirectMusicGraph))
 164         {
 165                 FIXME("Not yet\n");
 166                 return E_NOINTERFACE;
 167         }
 168         WARN("No interface found\n");
 169
 170         return E_NOINTERFACE;
 171 }