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135 lines
3.8 KiB
C++
135 lines
3.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Copyright (C) 2016-2019 Ivailo Monev
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**
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** This file is part of the QtGui module of the Katie Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QIMAGEREADER_H
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#define QIMAGEREADER_H
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#include <QtCore/qbytearray.h>
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#include <QtGui/qimage.h>
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#include <QtGui/qimageiohandler.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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class QColor;
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class QIODevice;
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class QRect;
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class QSize;
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class QStringList;
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class QImageReaderPrivate;
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class Q_GUI_EXPORT QImageReader
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{
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public:
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enum ImageReaderError {
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UnknownError,
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FileNotFoundError,
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DeviceError,
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UnsupportedFormatError,
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InvalidDataError
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};
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QImageReader();
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explicit QImageReader(QIODevice *device, const QByteArray &format = QByteArray());
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explicit QImageReader(const QString &fileName, const QByteArray &format = QByteArray());
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~QImageReader();
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void setFormat(const QByteArray &format);
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QByteArray format() const;
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void setAutoDetectImageFormat(bool enabled);
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bool autoDetectImageFormat() const;
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void setDecideFormatFromContent(bool ignored);
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bool decideFormatFromContent() const;
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void setDevice(QIODevice *device);
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QIODevice *device() const;
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void setFileName(const QString &fileName);
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QString fileName() const;
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QSize size() const;
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QImage::Format imageFormat() const;
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void setClipRect(const QRect &rect);
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QRect clipRect() const;
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void setScaledSize(const QSize &size);
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QSize scaledSize() const;
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void setQuality(int quality);
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int quality() const;
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void setScaledClipRect(const QRect &rect);
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QRect scaledClipRect() const;
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void setBackgroundColor(const QColor &color);
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QColor backgroundColor() const;
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bool supportsAnimation() const;
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bool canRead() const;
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QImage read();
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bool read(QImage *image);
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bool jumpToNextImage();
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bool jumpToImage(int imageNumber);
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int loopCount() const;
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int imageCount() const;
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int nextImageDelay() const;
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int currentImageNumber() const;
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QRect currentImageRect() const;
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ImageReaderError error() const;
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QString errorString() const;
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bool supportsOption(QImageIOHandler::ImageOption option) const;
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static QByteArray imageFormat(const QString &fileName);
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static QByteArray imageFormat(QIODevice *device);
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static QList<QByteArray> supportedImageFormats();
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private:
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Q_DISABLE_COPY(QImageReader)
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QImageReaderPrivate *d;
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};
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QIMAGEREADER_H
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