scummvm/engines/teenagent/music.h
2021-12-26 18:48:43 +01:00

86 lines
1.8 KiB
C++

/* 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 TEEN_MUSIC_H
#define TEEN_MUSIC_H
#include "audio/mods/paula.h"
#include "common/array.h"
namespace TeenAgent {
class TeenAgentEngine;
class MusicPlayer : public Audio::Paula {
public:
MusicPlayer(TeenAgentEngine *vm);
~MusicPlayer() override;
bool load(int id);
int getId() const { return _id; }
void start();
void stop();
private:
TeenAgentEngine *_vm;
int _id;
struct Row {
struct Channel {
byte sample;
byte volume;
byte note;
Channel(): sample(0), volume(0x40), note(0) {}
} channels[3];
};
struct Sample {
byte *data;
uint size;
Sample(): data(0), size(0) {}
~Sample() { delete[] data; }
void resize(uint s) {
if (s != size) {
delete[] data;
data = new byte[s];
size = s;
}
}
void clear() {
delete[] data;
data = 0;
size = 0;
}
} _samples[256];
Common::Array<Row> _rows;
uint _currRow;
void interrupt() override;
};
} // End of namespace Teen
#endif // TEEN_MUSIC_H