dlls/dmstyle/styletrack.c

   1 /* IDirectMusicStyleTrack Implementation
   2  *
   3  * Copyright (C) 2003-2004 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 "dmstyle_private.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(dmstyle);
  23 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
  24
  25 /*****************************************************************************
  26  * IDirectMusicStyleTrack implementation
  27  */
  28 /* IDirectMusicStyleTrack IUnknown part: */
  29 HRESULT WINAPI IDirectMusicStyleTrack_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
  30         ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
  31         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
  32
  33         if (IsEqualIID (riid, &IID_IUnknown)) {
  34                 *ppobj = (LPUNKNOWN)&This->UnknownVtbl;
  35                 IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  36                 return S_OK;
  37         } else if (IsEqualIID (riid, &IID_IDirectMusicTrack)
  38           || IsEqualIID (riid, &IID_IDirectMusicTrack8)) {
  39                 *ppobj = (LPDIRECTMUSICTRACK8)&This->TrackVtbl;
  40                 IDirectMusicStyleTrack_IDirectMusicTrack_AddRef ((LPDIRECTMUSICTRACK8)&This->TrackVtbl);
  41                 return S_OK;
  42         } else if (IsEqualIID (riid, &IID_IPersistStream)) {
  43                 *ppobj = (LPPERSISTSTREAM)&This->PersistStreamVtbl;
  44                 IDirectMusicStyleTrack_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl);
  45                 return S_OK;
  46         }
  47
  48         WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
  49         return E_NOINTERFACE;
  50 }
  51
  52 ULONG WINAPI IDirectMusicStyleTrack_IUnknown_AddRef (LPUNKNOWN iface) {
  53         ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
  54         TRACE("(%p): AddRef from %ld\n", This, This->ref);
  55         return ++(This->ref);
  56 }
  57
  58 ULONG WINAPI IDirectMusicStyleTrack_IUnknown_Release (LPUNKNOWN iface) {
  59         ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
  60         ULONG ref = --This->ref;
  61         TRACE("(%p): ReleaseRef to %ld\n", This, This->ref);
  62         if (ref == 0) {
  63                 HeapFree(GetProcessHeap(), 0, This);
  64         }
  65         return ref;
  66 }
  67
  68 IUnknownVtbl DirectMusicStyleTrack_Unknown_Vtbl = {
  69         IDirectMusicStyleTrack_IUnknown_QueryInterface,
  70         IDirectMusicStyleTrack_IUnknown_AddRef,
  71         IDirectMusicStyleTrack_IUnknown_Release
  72 };
  73
  74 /* IDirectMusicStyleTrack IDirectMusicTrack8 part: */
  75 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_QueryInterface (LPDIRECTMUSICTRACK8 iface, REFIID riid, LPVOID *ppobj) {
  76         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
  77         return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
  78 }
  79
  80 ULONG WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface) {
  81         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
  82         return IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  83 }
  84
  85 ULONG WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Release (LPDIRECTMUSICTRACK8 iface) {
  86         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
  87         return IDirectMusicStyleTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
  88 }
  89
  90 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Init (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegment* pSegment)
  91 {
  92         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
  93         FIXME("(%p, %p): stub\n", This, pSegment);
  94         return S_OK;
  95 }
  96
  97 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_InitPlay (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegmentState* pSegmentState, IDirectMusicPerformance* pPerformance, void** ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags)
  98 {
  99         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 100         FIXME("(%p, %p, %p, %p, %ld, %ld): stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
 101         return S_OK;
 102 }
 103
 104 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_EndPlay (LPDIRECTMUSICTRACK8 iface, void* pStateData)
 105 {
 106         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 107         FIXME("(%p, %p): stub\n", This, pStateData);
 108         return S_OK;
 109 }
 110
 111 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Play (LPDIRECTMUSICTRACK8 iface, void* pStateData, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID)
 112 {
 113         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 114         FIXME("(%p, %p, %ld, %ld, %ld, %ld, %p, %p, %ld): stub\n", This, pStateData, mtStart, mtEnd, mtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
 115         return S_OK;
 116 }
 117
 118 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_GetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
 119         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 120         FIXME("(%p, %s, %ld, %p, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pmtNext, pParam);
 121         return S_OK;
 122 }
 123
 124 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_SetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, void* pParam) {
 125         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 126         FIXME("(%p, %s, %ld, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pParam);
 127         return S_OK;
 128 }
 129
 130 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_IsParamSupported (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType) {
 131         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 132
 133         TRACE("(%p, %s): ", This, debugstr_dmguid(rguidType));
 134         if (IsEqualGUID (rguidType, &GUID_DisableTimeSig)
 135                 || IsEqualGUID (rguidType, &GUID_EnableTimeSig)
 136                 || IsEqualGUID (rguidType, &GUID_IDirectMusicStyle)
 137                 || IsEqualGUID (rguidType, &GUID_SeedVariations)
 138                 || IsEqualGUID (rguidType, &GUID_TimeSignature)) {
 139                 TRACE("param supported\n");
 140                 return S_OK;
 141         }
 142         TRACE("param unsupported\n");
 143         return DMUS_E_TYPE_UNSUPPORTED;
 144 }
 145
 146 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_AddNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 147         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 148         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 149         return S_OK;
 150 }
 151
 152 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 153         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 154         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 155         return S_OK;
 156 }
 157
 158 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Clone (LPDIRECTMUSICTRACK8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicTrack** ppTrack) {
 159         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 160         FIXME("(%p, %ld, %ld, %p): stub\n", This, mtStart, mtEnd, ppTrack);
 161         return S_OK;
 162 }
 163
 164 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_PlayEx (LPDIRECTMUSICTRACK8 iface, void* pStateData, REFERENCE_TIME rtStart, REFERENCE_TIME rtEnd, REFERENCE_TIME rtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID) {
 165         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 166         FIXME("(%p, %p, %lli, %lli, %lli, %ld, %p, %p, %ld): stub\n", This, pStateData, rtStart, rtEnd, rtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
 167         return S_OK;
 168 }
 169
 170 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_GetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, REFERENCE_TIME* prtNext, void* pParam, void* pStateData, DWORD dwFlags) {
 171         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 172         FIXME("(%p, %s, %lli, %p, %p, %p, %ld): stub\n", This, debugstr_dmguid(rguidType), rtTime, prtNext, pParam, pStateData, dwFlags);
 173         return S_OK;
 174 }
 175
 176 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_SetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, void* pParam, void* pStateData, DWORD dwFlags) {
 177         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 178         FIXME("(%p, %s, %lli, %p, %p, %ld): stub\n", This, debugstr_dmguid(rguidType), rtTime, pParam, pStateData, dwFlags);
 179         return S_OK;
 180 }
 181
 182 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Compose (LPDIRECTMUSICTRACK8 iface, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 183         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 184         FIXME("(%p, %p, %ld, %p): stub\n", This, pContext, dwTrackGroup, ppResultTrack);
 185         return S_OK;
 186 }
 187
 188 HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Join (LPDIRECTMUSICTRACK8 iface, IDirectMusicTrack* pNewTrack, MUSIC_TIME mtJoin, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 189         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 190         FIXME("(%p, %p, %ld, %p, %ld, %p): stub\n", This, pNewTrack, mtJoin, pContext, dwTrackGroup, ppResultTrack);
 191         return S_OK;
 192 }
 193
 194 IDirectMusicTrack8Vtbl DirectMusicStyleTrack_Track_Vtbl = {
 195         IDirectMusicStyleTrack_IDirectMusicTrack_QueryInterface,
 196         IDirectMusicStyleTrack_IDirectMusicTrack_AddRef,
 197         IDirectMusicStyleTrack_IDirectMusicTrack_Release,
 198         IDirectMusicStyleTrack_IDirectMusicTrack_Init,
 199         IDirectMusicStyleTrack_IDirectMusicTrack_InitPlay,
 200         IDirectMusicStyleTrack_IDirectMusicTrack_EndPlay,
 201         IDirectMusicStyleTrack_IDirectMusicTrack_Play,
 202         IDirectMusicStyleTrack_IDirectMusicTrack_GetParam,
 203         IDirectMusicStyleTrack_IDirectMusicTrack_SetParam,
 204         IDirectMusicStyleTrack_IDirectMusicTrack_IsParamSupported,
 205         IDirectMusicStyleTrack_IDirectMusicTrack_AddNotificationType,
 206         IDirectMusicStyleTrack_IDirectMusicTrack_RemoveNotificationType,
 207         IDirectMusicStyleTrack_IDirectMusicTrack_Clone,
 208         IDirectMusicStyleTrack_IDirectMusicTrack_PlayEx,
 209         IDirectMusicStyleTrack_IDirectMusicTrack_GetParamEx,
 210         IDirectMusicStyleTrack_IDirectMusicTrack_SetParamEx,
 211         IDirectMusicStyleTrack_IDirectMusicTrack_Compose,
 212         IDirectMusicStyleTrack_IDirectMusicTrack_Join
 213 };
 214
 215 /* IDirectMusicStyleTrack IPersistStream part: */
 216 HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 217         ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 218         return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 219 }
 220
 221 ULONG WINAPI IDirectMusicStyleTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 222         ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 223         return IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 224 }
 225
 226 ULONG WINAPI IDirectMusicStyleTrack_IPersistStream_Release (LPPERSISTSTREAM iface) {
 227   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 228   return IDirectMusicStyleTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 229 }
 230
 231 HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 232   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 233   TRACE("(%p, %p)\n", This, pClassID);
 234   memcpy(pClassID, &CLSID_DirectMusicStyleTrack, sizeof(CLSID));
 235   return S_OK;
 236 }
 237
 238 HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 239   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 240   FIXME("(%p): stub, always S_FALSE\n", This);
 241   return S_FALSE;
 242 }
 243
 244 static HRESULT IDirectMusicStyleTrack_IPersistStream_ParseStyleRef (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 245   /*ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);*/
 246   DMUS_PRIVATE_CHUNK Chunk;
 247   DWORD ListSize[3], ListCount[3];
 248   LARGE_INTEGER liMove; /* used when skipping chunks */
 249
 250   DWORD dwTimeStamp;
 251
 252   if (pChunk->fccID != DMUS_FOURCC_STYLE_REF_LIST) {
 253     ERR_(dmfile)(": %s chunk should be a SEGMENT list\n", debugstr_fourcc (pChunk->fccID));
 254     return E_FAIL;
 255   }
 256
 257   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 258   ListCount[0] = 0;
 259
 260   do {
 261     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 262     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 263     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 264     switch (Chunk.fccID) {
 265     case DMUS_FOURCC_TIME_STAMP_CHUNK: {
 266       TRACE_(dmfile)(": Time Stamp chunck \n");
 267       IStream_Read (pStm, &dwTimeStamp, sizeof(DWORD), NULL);
 268       TRACE_(dmfile)(" - dwTimeStamp: %lu\n", dwTimeStamp);
 269       break;
 270     }
 271     case FOURCC_LIST: {
 272       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 273       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 274       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
 275       ListCount[1] = 0;
 276       switch (Chunk.fccID) {
 277         /**
 278          * should be a DMRF (DirectMusic Reference) list @TODO
 279          */
 280       case DMUS_FOURCC_REF_LIST: {
 281         FIXME_(dmfile)(": DMRF (DM References) list, not yet handled\n");
 282         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 283         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 284         break;
 285       }
 286       default: {
 287         TRACE_(dmfile)(": unknown (skipping)\n");
 288         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 289         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 290         break;
 291       }
 292       }
 293       break;
 294     }
 295     default: {
 296       TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 297       liMove.QuadPart = Chunk.dwSize;
 298       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 299       break;
 300     }
 301     }
 302     TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 303   } while (ListCount[0] < ListSize[0]);
 304
 305   return S_OK;
 306 }
 307
 308 static HRESULT IDirectMusicStyleTrack_IPersistStream_ParseStyleTrackList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 309
 310   /*ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);*/
 311   DMUS_PRIVATE_CHUNK Chunk;
 312   DWORD ListSize[3], ListCount[3];
 313   LARGE_INTEGER liMove; /* used when skipping chunks */
 314   HRESULT hr;
 315
 316   if (pChunk->fccID != DMUS_FOURCC_STYLE_TRACK_LIST) {
 317     ERR_(dmfile)(": %s chunk should be a STYLETRACK list\n", debugstr_fourcc (pChunk->fccID));
 318     return E_FAIL;
 319   }
 320
 321   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 322   ListCount[0] = 0;
 323
 324   do {
 325     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 326     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 327     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 328     switch (Chunk.fccID) {
 329     case FOURCC_LIST: {
 330       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 331       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 332       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
 333       ListCount[1] = 0;
 334       switch (Chunk.fccID) {
 335       case DMUS_FOURCC_STYLE_REF_LIST: {
 336         TRACE_(dmfile)(": STYLE_REF list\n");
 337         hr = IDirectMusicStyleTrack_IPersistStream_ParseStyleRef (iface, &Chunk, pStm);
 338         if (FAILED(hr)) return hr;
 339         break;
 340       }
 341       default: {
 342         TRACE_(dmfile)(": unknown (skipping)\n");
 343         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 344         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 345         break;
 346       }
 347       }
 348       break;
 349     }
 350     default: {
 351       TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 352       liMove.QuadPart = Chunk.dwSize;
 353       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 354       break;
 355     }
 356     }
 357     TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 358   } while (ListCount[0] < ListSize[0]);
 359
 360   return S_OK;
 361 }
 362
 363 HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
 364   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 365
 366   DMUS_PRIVATE_CHUNK Chunk;
 367   LARGE_INTEGER liMove;
 368   HRESULT hr;
 369
 370   FIXME("(%p, %p): Loading not fully implemented yet\n", This, pStm);
 371
 372   IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 373   TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 374   switch (Chunk.fccID) {
 375   case FOURCC_LIST: {
 376     IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 377     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 378     switch (Chunk.fccID) {
 379     case DMUS_FOURCC_STYLE_TRACK_LIST: {
 380       TRACE_(dmfile)(": Chord track list\n");
 381       hr = IDirectMusicStyleTrack_IPersistStream_ParseStyleTrackList (iface, &Chunk, pStm);
 382       if (FAILED(hr)) return hr;
 383       break;
 384     }
 385     default: {
 386       TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 387       liMove.QuadPart = Chunk.dwSize;
 388       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 389       return E_FAIL;
 390     }
 391     }
 392     TRACE_(dmfile)(": reading finished\n");
 393     break;
 394   }
 395   default: {
 396     TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 397     liMove.QuadPart = Chunk.dwSize;
 398     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 399     return E_FAIL;
 400   }
 401   }
 402
 403   return S_OK;
 404 }
 405
 406 HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
 407   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 408   FIXME("(%p): Saving not implemented yet\n", This);
 409   return E_NOTIMPL;
 410 }
 411
 412 HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
 413   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 414   FIXME("(%p, %p): stub\n", This, pcbSize);
 415   return E_NOTIMPL;
 416 }
 417
 418 IPersistStreamVtbl DirectMusicStyleTrack_PersistStream_Vtbl = {
 419   IDirectMusicStyleTrack_IPersistStream_QueryInterface,
 420   IDirectMusicStyleTrack_IPersistStream_AddRef,
 421   IDirectMusicStyleTrack_IPersistStream_Release,
 422   IDirectMusicStyleTrack_IPersistStream_GetClassID,
 423   IDirectMusicStyleTrack_IPersistStream_IsDirty,
 424   IDirectMusicStyleTrack_IPersistStream_Load,
 425   IDirectMusicStyleTrack_IPersistStream_Save,
 426   IDirectMusicStyleTrack_IPersistStream_GetSizeMax
 427 };
 428
 429 /* for ClassFactory */
 430 HRESULT WINAPI DMUSIC_CreateDirectMusicStyleTrack (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
 431   IDirectMusicStyleTrack* track;
 432
 433   track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicStyleTrack));
 434   if (NULL == track) {
 435     *ppobj = (LPVOID) NULL;
 436     return E_OUTOFMEMORY;
 437   }
 438   track->UnknownVtbl = &DirectMusicStyleTrack_Unknown_Vtbl;
 439   track->TrackVtbl = &DirectMusicStyleTrack_Track_Vtbl;
 440   track->PersistStreamVtbl = &DirectMusicStyleTrack_PersistStream_Vtbl;
 441   track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
 442   DM_STRUCT_INIT(track->pDesc);
 443   track->pDesc->dwValidData |= DMUS_OBJ_CLASS;
 444   memcpy (&track->pDesc->guidClass, &CLSID_DirectMusicStyleTrack, sizeof (CLSID));
 445   track->ref = 0; /* will be inited by QueryInterface */
 446
 447   return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
 448 }