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engines/agos/sound.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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 3 of the License, or
+ * (at your option) 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 AGOS_SOUND_H
+#define AGOS_SOUND_H
+
+#include "audio/audiostream.h"
+#include "audio/mixer.h"
+#include "agos/intern.h"
+#include "common/str.h"
+
+namespace Common {
+class File;
+}
+
+namespace AGOS {
+
+class BaseSound;
+
+class AGOSEngine;
+
+class Sound {
+private:
+	AGOSEngine *_vm;
+
+	Audio::Mixer *_mixer;
+
+	BaseSound *_voice;
+	BaseSound *_effects;
+
+	uint16 *_filenums;
+	uint32 *_offsets;
+	uint16 _lastVoiceFile;
+
+	Audio::SoundHandle _voiceHandle;
+	Audio::SoundHandle _effectsHandle;
+	Audio::SoundHandle _ambientHandle;
+	Audio::SoundHandle _sfx5Handle;
+
+	bool _hasEffectsFile;
+	bool _hasVoiceFile;
+	uint16 _ambientPlaying;
+	uint _voicePlaying;
+
+	// Personal Nightmare specific
+	byte *_soundQueuePtr;
+	uint16 _soundQueueNum;
+	uint32 _soundQueueSize;
+	uint16 _soundQueueFreq;
+public:
+	Sound(AGOSEngine *vm, const GameSpecificSettings *gss, Audio::Mixer *mixer);
+	~Sound();
+
+	enum TypeFlags {
+		TYPE_AMBIENT = 1 << 0,
+		TYPE_SFX     = 1 << 1,
+		TYPE_SFX5    = 1 << 2
+	};
+
+protected:
+	void loadVoiceFile(const GameSpecificSettings *gss);
+	void loadSfxFile(const GameSpecificSettings *gss);
+
+public:
+	void readSfxFile(const Common::Path &filename);
+	void loadSfxTable(const char *gameFilename, uint32 base);
+	void readVoiceFile(const Common::Path &filename);
+
+	void playVoice(uint sound);
+	void playEffects(uint sound);
+	void playAmbient(uint sound);
+
+	// Personal Nightmare specific
+	void handleSoundQueue();
+	void queueSound(byte *ptr, uint16 sound, uint32 size, uint16 freq);
+
+	// Elvira 1/2 and Waxworks specific
+	void playRawData(byte *soundData, uint sound, uint size, uint freq);
+
+	// Feeble Files specific
+	void playAmbientData(byte *soundData, uint sound, uint pan, uint vol);
+	void playSfxData(byte *soundData, uint sound, uint pan, uint vol);
+	void playSfx5Data(byte *soundData, uint sound, uint pan, uint vol);
+	void playSoundData(Audio::SoundHandle *handle, byte *soundData, uint sound, int pan = 0, int vol = 0, bool loop = false);
+	void playVoiceData(byte *soundData, uint sound);
+	void switchVoiceFile(const GameSpecificSettings *gss, uint disc);
+
+	bool hasVoice() const;
+	bool isSfxActive() const;
+	bool isVoiceActive() const;
+	uint getCurrentVoice() const { return _voicePlaying; }
+	void stopAllSfx();
+	void stopSfx();
+	void stopSfx5();
+	void stopVoice();
+	void stopAll();
+	void effectsMute(bool mute, uint16 effectsVolume);
+	void ambientMute(bool mute, uint16 effectsVolume);
+};
+
+} // End of namespace AGOS
+
+#endif