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75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
// Residual - Virtual machine to run LucasArts' 3D adventure games
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// Copyright (C) 2003 The ScummVM-Residual Team (www.scummvm.org)
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#ifndef SOUND_H
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#define SOUND_H
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#include "bits.h"
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#include "resource.h"
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#include <list>
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class Sound : public Resource {
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public:
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Sound(const char *filename, const char *data, int len);
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~Sound();
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bool done() const { return currPos_ >= numSamples_; }
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private:
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int numSamples_, numChannels_, currPos_;
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int16 *samples_;
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static void init();
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void reset();
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void mix(int16 *data, int samples);
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friend class Mixer;
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};
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class Mixer {
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public:
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static Mixer *instance();
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void start();
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void playVoice(Sound *s);
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void playSfx(Sound *s);
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void stopSfx(Sound *s);
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void stopVoice(Sound *s);
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void setImuseState(int state);
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void setImuseSeq(int seq);
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Sound *findSfx(const char *filename);
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bool voicePlaying() const;
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void getAudio(int16 *data, int numSamples);
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private:
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Mixer();
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~Mixer();
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static Mixer *instance_;
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typedef std::list<ResPtr<Sound> > sound_list;
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sound_list voiceSounds_, sfxSounds_;
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ResPtr<Sound> musicSound_, seqSound_;
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friend void mixerCallback(void *userdata, uint8 *stream, int len);
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};
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#endif
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