quartz: Sign-compare warnings fix.
[wine] / dlls / dmime / patterntrack.c
1 /* IDirectMusicPatternTrack Implementation
2  *
3  * Copyright (C) 2003-2004 Rok Mandeljc
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (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 GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
18  */
19
20 #include "dmime_private.h"
21
22 WINE_DEFAULT_DEBUG_CHANNEL(dmime);
23
24 /* IDirectMusicPatternTrack IUnknown parts follow: */
25 static HRESULT WINAPI IDirectMusicPatternTrackImpl_QueryInterface (LPDIRECTMUSICPATTERNTRACK iface, REFIID riid, LPVOID *ppobj) {
26         IDirectMusicPatternTrackImpl *This = (IDirectMusicPatternTrackImpl *)iface;
27         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
28
29         if (IsEqualIID (riid, &IID_IUnknown) || 
30             IsEqualIID (riid, &IID_IDirectMusicPatternTrack)) {
31                 IUnknown_AddRef(iface);
32                 *ppobj = This;
33                 return S_OK;
34         }
35         
36         WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
37         return E_NOINTERFACE;
38 }
39
40 static ULONG WINAPI IDirectMusicPatternTrackImpl_AddRef (LPDIRECTMUSICPATTERNTRACK iface) {
41         IDirectMusicPatternTrackImpl *This = (IDirectMusicPatternTrackImpl *)iface;
42         ULONG ref = InterlockedIncrement(&This->ref);
43
44         TRACE("(%p): AddRef from %d\n", This, ref - 1);
45
46         DMIME_LockModule();
47
48         return ref;
49 }
50
51 static ULONG WINAPI IDirectMusicPatternTrackImpl_Release (LPDIRECTMUSICPATTERNTRACK iface) {
52         IDirectMusicPatternTrackImpl *This = (IDirectMusicPatternTrackImpl *)iface;
53         ULONG ref = InterlockedDecrement(&This->ref);
54         TRACE("(%p): ReleaseRef to %d\n", This, ref);
55         
56         if (ref == 0) {
57                 HeapFree(GetProcessHeap(), 0, This);
58         }
59
60         DMIME_UnlockModule();
61
62         return ref;
63 }
64
65 /* IDirectMusicPatternTrack Interface follow: */
66 static HRESULT WINAPI IDirectMusicPatternTrackImpl_CreateSegment (LPDIRECTMUSICPATTERNTRACK iface, IDirectMusicStyle* pStyle, IDirectMusicSegment** ppSegment) {
67         IDirectMusicPatternTrackImpl *This = (IDirectMusicPatternTrackImpl *)iface;
68         FIXME("(%p, %p, %p): stub\n", This, pStyle, ppSegment);
69         return S_OK;
70 }
71
72 static HRESULT WINAPI IDirectMusicPatternTrackImpl_SetVariation (LPDIRECTMUSICPATTERNTRACK iface, IDirectMusicSegmentState* pSegState, DWORD dwVariationFlags, DWORD dwPart) {
73         IDirectMusicPatternTrackImpl *This = (IDirectMusicPatternTrackImpl *)iface;
74         FIXME("(%p, %p, %d, %d): stub\n", This, pSegState, dwVariationFlags, dwPart);
75         return S_OK;
76 }
77
78 static HRESULT WINAPI IDirectMusicPatternTrackImpl_SetPatternByName (LPDIRECTMUSICPATTERNTRACK iface, IDirectMusicSegmentState* pSegState, WCHAR* wszName, IDirectMusicStyle* pStyle, DWORD dwPatternType, DWORD* pdwLength) {
79         IDirectMusicPatternTrackImpl *This = (IDirectMusicPatternTrackImpl *)iface;
80         FIXME("(%p, %p, %p, %p, %d, %p): stub\n", This, pSegState, wszName, pStyle, dwPatternType, pdwLength);
81         return S_OK;
82 }
83
84 static const IDirectMusicPatternTrackVtbl DirectMusicPatternTrack_Vtbl = {
85         IDirectMusicPatternTrackImpl_QueryInterface,
86         IDirectMusicPatternTrackImpl_AddRef,
87         IDirectMusicPatternTrackImpl_Release,
88         IDirectMusicPatternTrackImpl_CreateSegment,
89         IDirectMusicPatternTrackImpl_SetVariation,
90         IDirectMusicPatternTrackImpl_SetPatternByName
91 };
92
93 /* for ClassFactory */
94 HRESULT WINAPI DMUSIC_CreateDirectMusicPatternTrackImpl (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
95         IDirectMusicPatternTrackImpl* track;
96         
97         track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicPatternTrackImpl));
98         if (NULL == track) {
99                 *ppobj = NULL;
100                 return E_OUTOFMEMORY;
101         }
102         track->lpVtbl = &DirectMusicPatternTrack_Vtbl;
103         track->ref = 0; /* will be inited by QueryInterface */
104         
105         return IDirectMusicPatternTrackImpl_QueryInterface ((LPDIRECTMUSICPATTERNTRACK)track, lpcGUID, ppobj);
106 }