Audio

仮実装版です

class Audio
{
public:
	Audio();
	Audio(std::string filename);
	~Audio();

	void load(std::string filename);
	void loop(bool on);

	void play();
	void playFromRatio(double percent); // seek
	void stop();
	void pause();
	double getCurrentRatio(); // position? time?
	void setVolumeInRatio(double ratio);
	void setVolumeInRelativedB(double dB);
};