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engines/macventure/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/>.
+ *
+ */
+
+/*
+ * Based on
+ * WebVenture (c) 2010, Sean Kasun
+ * https://github.com/mrkite/webventure, http://seancode.com/webventure/
+ *
+ * Used with explicit permission from the author
+ */
+
+#ifndef MACVENTURE_SOUND_H
+#define MACVENTURE_SOUND_H
+
+#include "macventure/macventure.h"
+#include "macventure/container.h"
+
+#include "common/file.h"
+#include "common/hashmap.h"
+
+#include "audio/mixer.h"
+
+namespace MacVenture {
+
+enum SoundType {
+	kSound10 = 0x10,
+	kSound12 = 0x12,
+	kSound18 = 0x18,
+	kSound1a = 0x1a,
+	kSound44 = 0x44,
+	kSound78 = 0x78,
+	kSound7e = 0x7e
+};
+
+class SoundAsset {
+
+public:
+	SoundAsset(Container *container, ObjID id);
+	~SoundAsset();
+
+	void play(Audio::Mixer *mixer, Audio::SoundHandle *soundHandle);
+	uint32 getPlayLength();
+
+private:
+
+	void decode10(Common::SeekableReadStream *stream);
+	void decode12(Common::SeekableReadStream *stream);
+	void decode18(Common::SeekableReadStream *stream);
+	void decode1a(Common::SeekableReadStream *stream);
+	void decode44(Common::SeekableReadStream *stream);
+	void decode78(Common::SeekableReadStream *stream);
+	void decode7e(Common::SeekableReadStream *stream);
+
+private:
+
+	Container *_container;
+	ObjID _id;
+
+	Common::Array<byte> _data;
+	uint32 _length;
+	uint32 _frequency;
+};
+
+class SoundManager {
+public:
+	SoundManager(MacVentureEngine *engine, Audio::Mixer *mixer);
+	~SoundManager();
+
+	uint32 playSound(ObjID sound);
+
+private:
+	void ensureLoaded(ObjID sound);
+
+private:
+
+	Container *_container;
+	Common::HashMap<ObjID, SoundAsset*> _assets;
+	Audio::SoundHandle _handle;
+	Audio::Mixer *_mixer;
+
+};
+} // End of namespace MacVenture
+
+#endif