/usr/src/RPM/BUILD/qmmp-0.4-svn/src/qmmp/visual.h

/***************************************************************************
 *   Copyright (C) 2008-2009 by Ilya Kotov                                 *
 *   forkotov02@hotmail.ru                                                 *
 *                                                                         *
 *   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 2 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, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#ifndef VISUAL_H
#define VISUAL_H

#include <QMutex>
#include <QStringList>
#include <QWidget>
#include <QMap>

class Buffer;
class Decoder;
class Output;
class VisualFactory;

class Visual : public QWidget
{
    Q_OBJECT
public:
    Visual(QWidget *parent);
    virtual ~Visual();
    virtual void add(unsigned char *data, qint64 size, int chan) = 0;
    virtual void clear() = 0;
    QMutex *mutex();
    static QList<VisualFactory*> *factories();
    static QStringList files();
    static void setEnabled(VisualFactory* factory, bool enable = true);
    static bool isEnabled(VisualFactory* factory);
    static void add(Visual*visual);
    static void remove(Visual*);
    static void initialize(QWidget *parent, QObject *receiver = 0, const char *member = 0);
    static QList<Visual *> *visuals();
    static void showSettings(VisualFactory *factory, QWidget *parent);

signals:
    void closedByUser();

protected:
    virtual void closeEvent (QCloseEvent *event);

private:
    Decoder *m_decoder;
    Output *m_output;
    QMutex m_mutex;

    static QList<VisualFactory*> *m_factories;
    static QStringList m_files;
    static void checkFactories();
    static QList<Visual*>  m_visuals;
    static QMap<VisualFactory*, Visual*> m_vis_map; //internal visualization
    static QWidget *m_parentWidget;
    static QObject *m_receiver;
    static const char *m_member;
};

#endif

---