summaryrefslogtreecommitdiff
path: root/src/sound.h
blob: 6ac361cac8589d52be62bd99a0f833c0ee66fe0a (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
/*
 *  The ManaPlus Client
 *  Copyright (C) 2004-2009  The Mana World Development Team
 *  Copyright (C) 2009-2010  The Mana Developers
 *  Copyright (C) 2011-2012  The ManaPlus Developers
 *
 *  This file is part of The ManaPlus Client.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef SOUND_H
#define SOUND_H

#include <SDL_mixer.h>

#include "configlistener.h"

#include <string>

/** Sound engine
 *
 * \ingroup CORE
 */
class Sound : public ConfigListener
{
    public:
        Sound();
        ~Sound();

        void optionChanged(const std::string &value);

        /**
         * Installs the sound engine.
         */
        void init();

        /**
         * Removes all sound functionalities.
         */
        void close();

        /**
         * Starts background music.
         *
         * @param path The full path to the music file.
         */
        void playMusic(const std::string &path);

        /**
         * Stops currently running background music track.
         */
        void stopMusic();

        /**
         * Fades in background music.
         *
         * @param path The full path to the music file.
         * @param ms   Duration of fade-in effect (ms)
         */
        void fadeInMusic(const std::string &path, int ms = 1000);

        /**
         * Fades out currently running background music track.
         *
         * @param ms   Duration of fade-out effect (ms)
         */
        void fadeOutMusic(int ms = 1000);

        /**
         * Fades out a background music and play a new one.
         *
         * @param path The full path to the fade in music file.
         * @param ms   Duration of fade-out effect (ms)
         */
        void fadeOutAndPlayMusic(const std::string &path, int ms = 1000);

        int getMaxVolume() const
        { return MIX_MAX_VOLUME; }

        void setMusicVolume(int volume);
        void setSfxVolume(int volume);

        /**
         * Plays an item.
         *
         * @param path The resource path to the sound file.
         */
        void playSfx(const std::string &path, int x = 0, int y = 0);

        /**
         * Plays an item for gui.
         *
         * @param path The resource path to the sound file.
         */
        void playGuiSfx(const std::string &path);

        void changeAudio();

        void volumeOff();

        void volumeRestore();

        std::string getCurrentMusicFile()
        { return mCurrentMusicFile; }

        /**
         * The sound logic.
         * Currently used to check whether the music file can be freed after
         * a fade out, and whether new music has to be played.
         */
        void logic();

    private:
        /** Logs various info about sound device. */
        void info();

        /** Halts and frees currently playing music. */
        void haltMusic();

        /**
         * When calling fadeOutAndPlayMusic(),
         * the music file below will then be played
         */
        std::string mNextMusicPath;

        bool mInstalled;

        int mSfxVolume;
        int mMusicVolume;

        std::string mCurrentMusicFile;
        Mix_Music *mMusic;
        bool mPlayBattle;
        bool mPlayGui;
        bool mPlayMusic;
        int mGuiChannel;
};

extern Sound sound;

#endif