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****************************************************************************/

#ifndef QIMAGEWRITER_H

#define QIMAGEWRITER_H

#include <QtCore/qbytearray.h>

#include <QtCore/qlist.h>

#include <QtGui/qimageiohandler.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

class QIODevice;

class QImage;

class QImageWriterPrivate;

class Q_GUI_EXPORT QImageWriter

{

public:

    enum ImageWriterError {

        UnknownError,

        DeviceError,

        UnsupportedFormatError

    };

    QImageWriter();

    explicit QImageWriter(QIODevice *device, const QByteArray &format);

    explicit QImageWriter(const QString &fileName, const QByteArray &format = QByteArray());

    ~QImageWriter();

    void setFormat(const QByteArray &format);

    QByteArray format() const;

    void setDevice(QIODevice *device);

    QIODevice *device() const;

    void setFileName(const QString &fileName);

    QString fileName() const;

    void setQuality(int quality);

    int quality() const;

    void setCompression(int compression);

    int compression() const;

    void setGamma(float gamma);

    float gamma() const;

    // Obsolete as of 4.1

    void setDescription(const QString &description);

    QString description() const;

    void setText(const QString &key, const QString &text);

    bool canWrite() const;

    bool write(const QImage &image);

    ImageWriterError error() const;

    QString errorString() const;

    bool supportsOption(QImageIOHandler::ImageOption option) const;

    static QList<QByteArray> supportedImageFormats();

private:

    Q_DISABLE_COPY(QImageWriter)

    QImageWriterPrivate *d;

};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QIMAGEWRITER_H