/****************************************************************************
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** This file is part of the QtGui module of the Qt Toolkit.
**
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** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
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** General Public License version 3.0 as published by the Free Software
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****************************************************************************/

#ifndef QPNGHANDLER_P_H
#define QPNGHANDLER_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of the QLibrary class.  This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//

#include "QtGui/qimageiohandler.h"

#ifndef QT_NO_IMAGEFORMAT_PNG

QT_BEGIN_NAMESPACE

class QPngHandlerPrivate;
class QPngHandler : public QImageIOHandler
{
public:
    QPngHandler();
    ~QPngHandler();

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

    QByteArray name() const;

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

    static bool canRead(QIODevice *device);

private:
    QPngHandlerPrivate *d;
};

QT_END_NAMESPACE

#endif // QT_NO_IMAGEFORMAT_PNG
#endif // QPNGHANDLER_P_H
