qpcxhandler.h

/*
Copyright (c) 2013 Ronie Martinez (ronmarti18@gmail.com)
All rights reserved.

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 QPCXHANDLER_H
#define QPCXHANDLER_H

#include <QImageIOHandler>
#include <QVariant>
#include <QImage>

class QPcxHandler : public QImageIOHandler
{
public:
    QPcxHandler();
    ~QPcxHandler();

    bool canRead() const;
    bool read(QImage *image);

    bool write(const QImage &image);

    //QByteArray name() const;

    static bool canRead(QIODevice *device);

    QVariant option(ImageOption option) const;
    //void setOption(ImageOption option, const QVariant &value);
    bool supportsOption(ImageOption option) const;

    virtual int  currentImageNumber () const;
    virtual int  imageCount () const;
    virtual bool jumpToImage ( int imageNumber );
    virtual bool jumpToNextImage ();

    bool readPCX(QByteArray data, QImage *image);
private:
    mutable int m_currentImageNo;
    mutable int m_numImages;
    QImage *m_result;

};

#endif // QPCXHANDLER_H