/*
 * anim.h - class for handling animations
 * Copyright (C) 2003-2006  Michail Pishchagin
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 */

#ifndef ANIM_H
#define ANIM_H

#include <QByteArray>
#include <QSharedDataPointer>

class QObject;
class QPixmap;
class QImage;
class Impix;
class QThread;

class Anim
{
public:
    Anim();
    Anim(const QByteArray &data);
    Anim(const Anim &anim);
    ~Anim();

    const QPixmap &framePixmap() const;
    const QImage &frameImage() const;
    const Impix &frameImpix() const;
    bool isNull() const;

    int frameNumber() const;
    int numFrames() const;
    const Impix &frame(int n) const;

    bool paused() const;
    void unpause();
    void pause();

    void restart();

    void stripFirstFrame();

    static QThread *mainThread();
    static void setMainThread(QThread *);

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

    Anim & operator= (const Anim &);
    Anim copy() const;
    void detach();

    class Private;
private:
    QSharedDataPointer<Private> d;
};

#endif
