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-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the plugins of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or (at your option) the GNU General
-** Public license version 3 or any later version approved by the KDE Free
-** Qt Foundation. The licenses are as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-2.0.html and
-** https://www.gnu.org/licenses/gpl-3.0.html.
-**
-** $QT_END_LICENSE$
-**
-** WARNING:
-** A separate license from Unisys may be required to use the gif
-** reader. See http://www.unisys.com/about__unisys/lzw/
-** for information from Unisys
-**
-****************************************************************************/
-
-#ifndef QGIFHANDLER_P_H
-#define QGIFHANDLER_P_H
-
-//
-// W A R N I N G
-// -------------
-//
-// This file is not part of the Qt API. It exists purely as an
-// implementation detail. This header file may change from version to
-// version without notice, or even be removed.
-//
-// We mean it.
-//
-
-#include <QtGui/qimageiohandler.h>
-#include <QtGui/qimage.h>
-#include <QtCore/qbytearray.h>
-
-QT_BEGIN_NAMESPACE
-
-class QGIFFormat;
-class QGifHandler : public QImageIOHandler
-{
-public:
- QGifHandler();
- ~QGifHandler();
-
- bool canRead() const Q_DECL_OVERRIDE;
- bool read(QImage *image) Q_DECL_OVERRIDE;
- bool write(const QImage &image) Q_DECL_OVERRIDE;
-
- QByteArray name() const Q_DECL_OVERRIDE;
-
- static bool canRead(QIODevice *device);
-
- QVariant option(ImageOption option) const Q_DECL_OVERRIDE;
- void setOption(ImageOption option, const QVariant &value) Q_DECL_OVERRIDE;
- bool supportsOption(ImageOption option) const Q_DECL_OVERRIDE;
-
- int imageCount() const Q_DECL_OVERRIDE;
- int loopCount() const Q_DECL_OVERRIDE;
- int nextImageDelay() const Q_DECL_OVERRIDE;
- int currentImageNumber() const Q_DECL_OVERRIDE;
-
-private:
- bool imageIsComing() const;
- QGIFFormat *gifFormat;
- QString fileName;
- mutable QByteArray buffer;
- mutable QImage lastImage;
-
- mutable int nextDelay;
- mutable int loopCnt;
- int frameNumber;
- mutable QVector<QSize> imageSizes;
- mutable bool scanIsCached;
-};
-
-QT_END_NAMESPACE
-
-#endif // QGIFHANDLER_P_H