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engines/scumm/players/player_v4a.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 SCUMM_PLAYERS_PLAYER_V4A_H
+#define SCUMM_PLAYERS_PLAYER_V4A_H
+
+#include "common/scummsys.h"
+#include "common/util.h"
+#include "scumm/music.h"
+#include "audio/mixer.h"
+#include "audio/mods/tfmx.h"
+
+class Mixer;
+
+namespace Scumm {
+
+class ScummEngine;
+
+/**
+ * Scumm V4 Amiga sound/music driver.
+ */
+class Player_V4A : public MusicEngine {
+public:
+	Player_V4A(ScummEngine *scumm, Audio::Mixer *mixer);
+	~Player_V4A() override;
+
+	void setMusicVolume(int vol) override;
+	void startSound(int sound) override;
+	void stopSound(int sound) override;
+	void stopAllSounds() override;
+	int  getMusicTimer() override;
+	int  getSoundStatus(int sound) const override;
+	void saveLoadWithSerializer(Common::Serializer &ser) override;
+	void restoreAfterLoad() override;
+
+private:
+	ScummEngine *const _vm;
+	Audio::Mixer *const _mixer;
+
+	Audio::Tfmx _tfmxMusic;
+	Audio::Tfmx _tfmxSfx;
+	Audio::SoundHandle _musicHandle;
+	Audio::SoundHandle _sfxHandle;
+
+	int _musicId;
+	int16 _lastSong;
+	uint16 _signal;
+
+	struct SfxChan {
+		int id;
+//		byte type;
+	} _sfxSlots[4];
+
+	int8 _initState; // < 0: failed, 0: uninitialized, > 0: initialized
+
+	int getSfxChan(int id) const {
+		for (int i = 0; i < ARRAYSIZE(_sfxSlots); ++i)
+			if (_sfxSlots[i].id == id)
+				return i;
+		return -1;
+	}
+
+	void setSfxSlot(int channel, int id, byte type = 0) {
+		_sfxSlots[channel].id = id;
+//		_sfxSlots[channel].type = type;
+	}
+
+	void clearSfxSlots() {
+		for (int i = 0; i < ARRAYSIZE(_sfxSlots); ++i){
+			_sfxSlots[i].id = 0;
+//			_sfxSlots[i].type = 0;
+		}
+	}
+
+	bool init();
+};
+
+} // End of namespace Scumm
+
+#endif