MidiMsg.h

#pragma once

namespace ParaEngine
{
    class CMidiMsg
    {
    public:
        CMidiMsg();
        ~CMidiMsg(){
            SafeRelease();
        }

        static CMidiMsg& GetSingleton();
        int PlayMidiMsg(DWORD dwMsg);

        void SafeRelease();

        bool CheckLoad();
        // @param filename: if empty, it will stop last one. 
        static void PlayMidiFile(const std::string& filename, int nLoopCount = 0);

        DWORD GetVolume() const;
        void SetVolume(DWORD val);
        void SetVolumeFloat(float val);

        bool IsLoaded() const;
    private:
#ifdef PARAENGINE_CLIENT
        HMIDIOUT m_deviceMidiOut;
#endif
        bool m_bIsValid;
        bool m_bIsLoaded;
        
        DWORD m_dwVolume;
    };
}