Qmmp
/usr/src/RPM/BUILD/qmmp-0.8-svn/src/qmmp/statehandler.h
00001 /***************************************************************************
00002  *   Copyright (C) 2008-2012 by Ilya Kotov                                 *
00003  *   forkotov02@hotmail.ru                                                 *
00004  *                                                                         *
00005  *   This program is free software; you can redistribute it and/or modify  *
00006  *   it under the terms of the GNU General Public License as published by  *
00007  *   the Free Software Foundation; either version 2 of the License, or     *
00008  *   (at your option) any later version.                                   *
00009  *                                                                         *
00010  *   This program is distributed in the hope that it will be useful,       *
00011  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00012  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
00013  *   GNU General Public License for more details.                          *
00014  *                                                                         *
00015  *   You should have received a copy of the GNU General Public License     *
00016  *   along with this program; if not, write to the                         *
00017  *   Free Software Foundation, Inc.,                                       *
00018  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
00019  ***************************************************************************/
00020 #ifndef STATEHANDLER_H
00021 #define STATEHANDLER_H
00022 
00023 #include <QObject>
00024 #include <QMap>
00025 #include <QHash>
00026 #include <QMutex>
00027 #include "abstractengine.h"
00028 #include "qmmp.h"
00029 
00033 class StateHandler : public QObject
00034 {
00035     Q_OBJECT
00036 public:
00041     StateHandler(QObject *parent = 0);
00045     ~StateHandler();
00054     void dispatch(qint64 elapsed, int bitrate, quint32 frequency, int precision, int channels);
00059     void dispatch(qint64 length);
00063     void dispatch(const QMap<Qmmp::MetaData, QString> &metaData);
00067     void dispatch(const QHash<QString, QString> &info);
00071     void dispatch(Qmmp::State state);
00076     void dispatchBuffer(int percent);
00080     qint64 elapsed();
00084     qint64 totalTime();
00088     int bitrate();
00092     int frequency();
00096     int sampleSize();
00100     int channels();
00104     Qmmp::State state();
00108     void sendNextTrackRequest();
00112     void sendFinished();
00116     static StateHandler* instance();
00117 
00118 signals:
00123     void elapsedChanged(qint64 time);
00128     void bitrateChanged(int bitrate);
00133     void frequencyChanged(quint32 frequency);
00138     void sampleSizeChanged(int size);
00143     void channelsChanged(int channels);
00148     void bufferingProgress(int progress);
00149 
00150 
00151 private:
00152     qint64 m_elapsed;
00153     qint64 m_length;
00154     quint32 m_frequency;
00155     bool m_sendAboutToFinish;
00156     int m_bitrate, m_precision, m_channels;
00157     static StateHandler* m_instance;
00158     QMap <Qmmp::MetaData, QString> m_metaData;
00159     QHash <QString, QString> m_streamInfo;
00160     Qmmp::State m_state;
00161     QMutex m_mutex;
00162 };
00163 
00164 #endif
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