qmovie.h

/****************************************************************************
** $Id: //depot/qt/main/src/kernel/qmovie.h#24 $
**
** Definition of movie classes
**
** Created : 970617
**
** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
**
** This file is part of the kernel module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
** licenses may use this file in accordance with the Qt Commercial License
** Agreement provided with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
**   information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
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**********************************************************************/

#ifndef QMOVIE_H
#define QMOVIE_H

#ifndef QT_H
#include "qobject.h"
#include "qpixmap.h"
#include "qlist.h"
#endif // QT_H

#ifndef QT_NO_MOVIE

class QDataSource;
class QMovieFilePrivate;

class Q_EXPORT QMovie {
public:
    QMovie();
    QMovie(int bufsize);
    QMovie(QDataSource*, int bufsize=1024);
    QMovie(const QString &fileName, int bufsize=1024);
    QMovie(QByteArray data, int bufsize=1024);
    QMovie(const QMovie&);
    ~QMovie();

    QMovie& operator=(const QMovie&);

    int pushSpace() const;
    void pushData(const uchar* data, int length);

    const QColor& backgroundColor() const;
    void setBackgroundColor(const QColor&);

    const QRect& getValidRect() const;
    const QPixmap& framePixmap() const;
    const QImage& frameImage() const;

    bool isNull() const;

    int  frameNumber() const;
    int  steps() const;
    bool paused() const;
    bool finished() const;
    bool running() const;

    void unpause();
    void pause();
    void step();
    void step(int);
    void restart();

    int  speed() const;
    void setSpeed(int);

    void connectResize(QObject* receiver, const char *member);
    void disconnectResize(QObject* receiver, const char *member=0);

    void connectUpdate(QObject* receiver, const char *member);
    void disconnectUpdate(QObject* receiver, const char *member=0);

#ifdef _WS_QWS_
    // Temporary hack
    void setDisplayWidget(QWidget * w);
#endif

    enum Status { SourceEmpty=-2,
                  UnrecognizedFormat=-1,
                  Paused=1,
                  EndOfFrame=2,
                  EndOfLoop=3,
                  EndOfMovie=4,
                  SpeedChanged=5 };
    void connectStatus(QObject* receiver, const char *member);
    void disconnectStatus(QObject* receiver, const char *member=0);

private:
    friend class QMoviePrivate;
    QMovieFilePrivate *d;
};

#endif  // QT_NO_MOVIE

#endif