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engines/saga/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/>.
+ *
+ */
+
+// Sound class
+
+#ifndef SAGA_SOUND_H
+#define SAGA_SOUND_H
+
+#include "common/file.h"
+#include "audio/mixer.h"
+#include "audio/timestamp.h"
+
+namespace Audio {
+class RewindableAudioStream;
+}
+
+namespace Saga {
+
+#define SOUND_HANDLES 10
+
+enum SOUND_FLAGS {
+	SOUND_LOOP = 1
+};
+
+struct SoundBuffer {
+	Audio::RewindableAudioStream *stream;
+	Audio::Timestamp streamLength;
+};
+
+enum sndHandleType {
+	kFreeHandle,
+	kEffectHandle,
+	kVoiceHandle
+};
+
+struct SndHandle {
+	Audio::SoundHandle handle;
+	sndHandleType type;
+	int resId;
+};
+
+class Sound {
+public:
+
+	Sound(SagaEngine *vm, Audio::Mixer *mixer);
+	~Sound();
+
+	void playSound(SoundBuffer &buffer, int volume, bool loop, int resId);
+	void pauseSound();
+	void resumeSound();
+	void stopSound();
+
+	void playVoice(SoundBuffer &buffer);
+	void pauseVoice();
+	void resumeVoice();
+	void stopVoice();
+
+	void stopAll();
+
+	void setVolume();
+
+ private:
+
+	void playSoundBuffer(Audio::SoundHandle *handle, const SoundBuffer &buffer, int volume,
+				sndHandleType handleType, bool loop);
+
+	SndHandle *getHandle();
+
+	SagaEngine *_vm;
+	Audio::Mixer *_mixer;
+
+	SndHandle _handles[SOUND_HANDLES];
+};
+
+} // End of namespace Saga
+
+#endif