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| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
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| ** This file is part of the QtGui module of the Qt Toolkit. |
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| ****************************************************************************/ |
| |
| #ifndef QIMAGEREADER_H |
| #define QIMAGEREADER_H |
| |
| #include <QtCore/qbytearray.h> |
| #include <QtCore/qcoreapplication.h> |
| #include <QtGui/qimage.h> |
| #include <QtGui/qimageiohandler.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| |
| class QColor; |
| class QIODevice; |
| class QRect; |
| class QSize; |
| class QStringList; |
| |
| class QImageReaderPrivate; |
| class Q_GUI_EXPORT QImageReader |
| { |
| Q_DECLARE_TR_FUNCTIONS(QImageReader) |
| public: |
| enum ImageReaderError { |
| UnknownError, |
| FileNotFoundError, |
| DeviceError, |
| UnsupportedFormatError, |
| InvalidDataError |
| }; |
| |
| QImageReader(); |
| explicit QImageReader(QIODevice *device, const QByteArray &format = QByteArray()); |
| explicit QImageReader(const QString &fileName, const QByteArray &format = QByteArray()); |
| ~QImageReader(); |
| |
| void setFormat(const QByteArray &format); |
| QByteArray format() const; |
| |
| void setAutoDetectImageFormat(bool enabled); |
| bool autoDetectImageFormat() const; |
| |
| void setDecideFormatFromContent(bool ignored); |
| bool decideFormatFromContent() const; |
| |
| void setDevice(QIODevice *device); |
| QIODevice *device() const; |
| |
| void setFileName(const QString &fileName); |
| QString fileName() const; |
| |
| QSize size() const; |
| |
| QImage::Format imageFormat() const; |
| |
| QStringList textKeys() const; |
| QString text(const QString &key) const; |
| |
| void setClipRect(const QRect &rect); |
| QRect clipRect() const; |
| |
| void setScaledSize(const QSize &size); |
| QSize scaledSize() const; |
| |
| void setQuality(int quality); |
| int quality() const; |
| |
| void setScaledClipRect(const QRect &rect); |
| QRect scaledClipRect() const; |
| |
| void setBackgroundColor(const QColor &color); |
| QColor backgroundColor() const; |
| |
| bool supportsAnimation() const; |
| |
| QImageIOHandler::Transformations transformation() const; |
| |
| void setAutoTransform(bool enabled); |
| bool autoTransform() const; |
| |
| QByteArray subType() const; |
| QList<QByteArray> supportedSubTypes() const; |
| |
| bool canRead() const; |
| QImage read(); |
| bool read(QImage *image); |
| |
| bool jumpToNextImage(); |
| bool jumpToImage(int imageNumber); |
| int loopCount() const; |
| int imageCount() const; |
| int nextImageDelay() const; |
| int currentImageNumber() const; |
| QRect currentImageRect() const; |
| |
| ImageReaderError error() const; |
| QString errorString() const; |
| |
| bool supportsOption(QImageIOHandler::ImageOption option) const; |
| |
| static QByteArray imageFormat(const QString &fileName); |
| static QByteArray imageFormat(QIODevice *device); |
| static QList<QByteArray> supportedImageFormats(); |
| static QList<QByteArray> supportedMimeTypes(); |
| |
| private: |
| Q_DISABLE_COPY(QImageReader) |
| QImageReaderPrivate *d; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QIMAGEREADER_H |