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engines/access/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 ACCESS_SOUND_H
+#define ACCESS_SOUND_H
+
+#include "common/scummsys.h"
+#include "access/files.h"
+#include "audio/midiplayer.h"
+
+#define MAX_SOUNDS 20
+
+namespace Audio {
+class AudioStream;
+class SoundHandle;
+}
+
+namespace Access {
+
+class AccessEngine;
+
+struct SoundEntry {
+	Resource *_res;
+	int _priority;
+
+	SoundEntry() { _res = nullptr; _priority = 0; }
+	SoundEntry(Resource *res, int priority) { _res = res; _priority = priority; }
+};
+
+class SoundManager {
+	struct QueuedSound {
+		Audio::AudioStream *_stream;
+		int _soundId;
+
+		QueuedSound() : _stream(nullptr), _soundId(-1) {}
+		QueuedSound(Audio::AudioStream *stream, int soundId) : _stream(stream), _soundId(soundId) {}
+	};
+private:
+	AccessEngine *_vm;
+	Audio::Mixer *_mixer;
+	Audio::SoundHandle *_effectsHandle;
+	Common::Array<QueuedSound> _queue;
+
+	void clearSounds();
+
+	void playSound(Resource *res, int priority, bool loop, int soundIndex = -1);
+
+	bool isSoundQueued(int soundId) const;
+public:
+	Common::Array<SoundEntry> _soundTable;
+public:
+	SoundManager(AccessEngine *vm, Audio::Mixer *mixer);
+	~SoundManager();
+
+	void loadSoundTable(int idx, int fileNum, int subfile, int priority = 1);
+
+	void playSound(int soundIndex, bool loop = false);
+	void checkSoundQueue();
+	bool isSFXPlaying();
+
+	Resource *loadSound(int fileNum, int subfile);
+	void loadSounds(const Common::Array<RoomInfo::SoundIdent> &sounds);
+	void syncVolume();
+
+	void stopSound();
+	void freeSounds();
+};
+
+class MusicManager : public Audio::MidiPlayer {
+private:
+	AccessEngine *_vm;
+
+	Resource *_tempMusic;
+
+	// MidiDriver_BASE interface implementation
+	void send(uint32 b) override;
+
+public:
+	Resource *_music;
+
+public:
+	MusicManager(AccessEngine *vm);
+	~MusicManager() override;
+
+	void midiPlay();
+
+	bool checkMidiDone();
+
+	void midiRepeat();
+
+	void stopSong();
+
+	void newMusic(int musicId, int mode);
+
+	void freeMusic();
+
+	void loadMusic(int fileNum, int subfile);
+	void loadMusic(FileIdent file);
+
+	void setLoop(bool loop);
+};
+} // End of namespace Access
+
+#endif /* ACCESS_SOUND_H*/