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Diffstat (limited to 'src/gui/image/qimagereader.h')
-rw-r--r-- | src/gui/image/qimagereader.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/src/gui/image/qimagereader.h b/src/gui/image/qimagereader.h new file mode 100644 index 0000000..95d4b9a --- /dev/null +++ b/src/gui/image/qimagereader.h @@ -0,0 +1,144 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QIMAGEREADER_H +#define QIMAGEREADER_H + +#include <QtCore/qbytearray.h> +#include <QtGui/qimage.h> +#include <QtGui/qimageiohandler.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +class QColor; +class QIODevice; +class QRect; +class QSize; +class QStringList; + +class QImageReaderPrivate; +class Q_GUI_EXPORT 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 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; + + 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(); + +private: + Q_DISABLE_COPY(QImageReader) + QImageReaderPrivate *d; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QIMAGEREADER_H |