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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: wave.cpp | |
3 | // Purpose: wxWave | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 04/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifdef __GNUG__ | |
13 | #pragma implementation "wave.h" | |
14 | #endif | |
15 | ||
16 | // For compilers that support precompilation, includes "wx.h". | |
17 | #include "wx/wxprec.h" | |
18 | ||
19 | #if defined(__BORLANDC__) | |
20 | #pragma hdrstop | |
21 | #endif | |
22 | ||
23 | #if wxUSE_WAVE | |
24 | ||
25 | #ifndef WX_PRECOMP | |
26 | #include "wx/wx.h" | |
27 | #endif | |
28 | ||
29 | #include "wx/file.h" | |
30 | #include "wx/msw/wave.h" | |
31 | #include "wx/msw/private.h" | |
32 | ||
33 | #include <windows.h> | |
34 | #include <windowsx.h> | |
35 | ||
36 | #if defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__) | |
37 | #include "wx/msw/gnuwin32/extra.h" | |
38 | #else | |
39 | #include <mmsystem.h> | |
40 | #endif | |
41 | ||
42 | wxWave::wxWave() | |
43 | : m_waveData(NULL), m_waveLength(0), m_isResource(FALSE) | |
44 | { | |
45 | } | |
46 | ||
47 | wxWave::wxWave(const wxString& sFileName, bool isResource) | |
48 | : m_waveData(NULL), m_waveLength(0), m_isResource(isResource) | |
49 | { | |
50 | Create(sFileName, isResource); | |
51 | } | |
52 | ||
53 | wxWave::wxWave(int size, const wxByte* data) | |
54 | : m_waveData(NULL), m_waveLength(0), m_isResource(FALSE) | |
55 | { | |
56 | Create(size, data); | |
57 | } | |
58 | ||
59 | wxWave::~wxWave() | |
60 | { | |
61 | Free(); | |
62 | } | |
63 | ||
64 | bool wxWave::Create(const wxString& fileName, bool isResource) | |
65 | { | |
66 | Free(); | |
67 | ||
68 | if (isResource) | |
69 | { | |
70 | m_isResource = TRUE; | |
71 | ||
72 | HRSRC hresInfo; | |
73 | #if defined(__WIN32__) && !defined(__TWIN32__) | |
74 | #ifdef _UNICODE | |
75 | hresInfo = ::FindResourceW((HMODULE) wxhInstance, fileName, wxT("WAVE")); | |
76 | #else | |
77 | hresInfo = ::FindResourceA((HMODULE) wxhInstance, fileName, wxT("WAVE")); | |
78 | #endif | |
79 | #else | |
80 | hresInfo = ::FindResource((HMODULE) wxhInstance, fileName, wxT("WAVE")); | |
81 | #endif | |
82 | if (!hresInfo) | |
83 | return FALSE; | |
84 | ||
85 | HGLOBAL waveData = ::LoadResource((HMODULE) wxhInstance, hresInfo); | |
86 | ||
87 | if (waveData) | |
88 | { | |
89 | m_waveData= (wxByte*)::LockResource(waveData); | |
90 | m_waveLength = (int) ::SizeofResource((HMODULE) wxhInstance, hresInfo); | |
91 | } | |
92 | ||
93 | return (m_waveData ? TRUE : FALSE); | |
94 | } | |
95 | else | |
96 | { | |
97 | m_isResource = FALSE; | |
98 | ||
99 | wxFile fileWave; | |
100 | if (!fileWave.Open(fileName, wxFile::read)) | |
101 | return FALSE; | |
102 | ||
103 | m_waveLength = (int) fileWave.Length(); | |
104 | ||
105 | m_waveData = (wxByte*)::GlobalLock(::GlobalAlloc(GMEM_MOVEABLE | GMEM_SHARE, m_waveLength)); | |
106 | if (!m_waveData) | |
107 | return FALSE; | |
108 | ||
109 | fileWave.Read(m_waveData, m_waveLength); | |
110 | ||
111 | return TRUE; | |
112 | } | |
113 | } | |
114 | ||
115 | bool wxWave::Create(int size, const wxByte* data) | |
116 | { | |
117 | Free(); | |
118 | m_isResource = FALSE; | |
119 | m_waveLength=size; | |
120 | m_waveData = (wxByte*)::GlobalLock(::GlobalAlloc(GMEM_MOVEABLE | GMEM_SHARE, m_waveLength)); | |
121 | if (!m_waveData) | |
122 | return FALSE; | |
123 | ||
124 | for (int i=0; i<size; i++) m_waveData[i] = data[i]; | |
125 | return TRUE; | |
126 | } | |
127 | ||
128 | bool wxWave::Play(bool async, bool looped) const | |
129 | { | |
130 | if (!IsOk()) | |
131 | return FALSE; | |
132 | ||
133 | #ifdef __WIN32__ | |
134 | return ( ::PlaySound((LPCTSTR)m_waveData, NULL, SND_MEMORY | | |
135 | SND_NODEFAULT | (async ? SND_ASYNC : SND_SYNC) | (looped ? (SND_LOOP | SND_ASYNC) : 0)) != 0 ); | |
136 | #else | |
137 | return ( ::sndPlaySound((LPCSTR)m_waveData, SND_MEMORY | | |
138 | SND_NODEFAULT | (async ? SND_ASYNC : SND_SYNC) | (looped ? (SND_LOOP | SND_ASYNC) : 0)) != 0 ); | |
139 | #endif | |
140 | } | |
141 | ||
142 | bool wxWave::Free() | |
143 | { | |
144 | if (m_waveData) | |
145 | { | |
146 | #ifdef __WIN32__ | |
147 | HGLOBAL waveData = ::GlobalHandle(m_waveData); | |
148 | #else | |
149 | HGLOBAL waveData = GlobalPtrHandle(m_waveData); | |
150 | #endif | |
151 | ||
152 | if (waveData) | |
153 | { | |
154 | if (m_isResource) | |
155 | ::FreeResource(waveData); | |
156 | else | |
157 | { | |
158 | ::GlobalUnlock(waveData); | |
159 | ::GlobalFree(waveData); | |
160 | } | |
161 | ||
162 | m_waveData = NULL; | |
163 | m_waveLength = 0; | |
164 | return TRUE; | |
165 | } | |
166 | } | |
167 | return FALSE; | |
168 | } | |
169 | ||
170 | #endif // wxUSE_WAVE |