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    41 

    42 #ifndef QIMAGEWRITER_H

    43 #define QIMAGEWRITER_H

    44 

    45 #include <QtCore/qbytearray.h>

    46 #include <QtCore/qlist.h>

    47 #include <QtGui/qimageiohandler.h>

    48 

    49 QT_BEGIN_HEADER

    50 

    51 QT_BEGIN_NAMESPACE

    52 

    53 QT_MODULE(Gui)

    54 

    55 class QIODevice;

    56 class QImage;

    57 

    58 class QImageWriterPrivate;

    59 class Q_GUI_EXPORT QImageWriter

    60 {

    61 public:

    62     enum ImageWriterError {

    63         UnknownError,

    64         DeviceError,

    65         UnsupportedFormatError

    66     };

    67 

    68     QImageWriter();

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

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

    71     ~QImageWriter();

    72 

    73     void setFormat(const QByteArray &format);

    74     QByteArray format() const;

    75 

    76     void setDevice(QIODevice *device);

    77     QIODevice *device() const;

    78 

    79     void setFileName(const QString &fileName);

    80     QString fileName() const;

    81 

    82     void setQuality(int quality);

    83     int quality() const;

    84 

    85     void setCompression(int compression);

    86     int compression() const;

    87 

    88     void setGamma(float gamma);

    89     float gamma() const;

    90 

    91     // Obsolete as of 4.1

    92     void setDescription(const QString &description);

    93     QString description() const;

    94 

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

    96 

    97     bool canWrite() const;

    98     bool write(const QImage &image);

    99 

   100     ImageWriterError error() const;

   101     QString errorString() const;

   102 

   103     bool supportsOption(QImageIOHandler::ImageOption option) const;

   104 

   105     static QList<QByteArray> supportedImageFormats();

   106 

   107 private:

   108     Q_DISABLE_COPY(QImageWriter)

   109     QImageWriterPrivate *d;

   110 };

   111 

   112 QT_END_NAMESPACE

   113 

   114 QT_END_HEADER

   115 

   116 #endif // QIMAGEWRITER_H