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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:34:13 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:34:13 (GMT)
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Long live Qt!
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+/****************************************************************************
+**
+** 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