path: root/qmidiplayer-lite/qmpcorewrapper.hpp

#ifndef QMPCOREWRAPPER_H
#define QMPCOREWRAPPER_H
#include <QObject>
#include <QUrl>
#include <thread>
#include <fluidsynth.h>
#include "../core/qmpmidiplay.hpp"
class CQMPCoreWrapper: public QObject
{
    Q_OBJECT
private:
    CMidiPlayer *mp;
    std::thread *playerTh;
    int curprog;
public:
    explicit CQMPCoreWrapper(QObject *parent = 0): QObject(parent)
    {
        mp = new CMidiPlayer();
    }
    ~CQMPCoreWrapper()
    {
        delete mp;
    }
    Q_INVOKABLE void initFluidSynth(QUrl sfpath)
    {
        mp->fluid()->setOptStr("audio.driver", "pulseaudio");
        mp->fluid()->deviceInit();
        mp->fluid()->loadSFont(sfpath.toLocalFile().toStdString().c_str());
        for (int i = 0; i < 16; ++i)
            mp->setChannelOutput(i, 0);
    }
    Q_INVOKABLE void deinitFluidSynth()
    {
        mp->fluid()->deviceDeinit();
    }
    Q_INVOKABLE void loadFile(QUrl file)
    {
        mp->playerLoadFile(file.toLocalFile().toStdString().c_str());
        mp->playerInit();
        curprog = 0;
    }
    Q_INVOKABLE void playFile()
    {
        playerTh = new std::thread(&CMidiPlayer::playerThread, mp);
    }
    Q_INVOKABLE void stop()
    {
        mp->playerDeinit();
        playerTh->join();
        delete playerTh;
        mp->playerPanic();
    }
    Q_INVOKABLE int getProgress()
    {
        while (!mp->isFinished() && mp->getTCeptr() > mp->getStamp(curprog)
            && curprog <= 100)
            ++curprog;
        return curprog;
    }
    Q_INVOKABLE void panic()
    {
        mp->playerPanic();
    }
    Q_INVOKABLE void setTCeptr(int perct)
    {
        mp->setTCeptr(mp->getStamp(perct), perct);
        curprog = perct;
    }
};
#endif // QMPCOREWRAPPER_H