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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#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 override;
bool read(QImage *image) override;
bool write(const QImage &image) override;
static bool canRead(QIODevice *device);
QVariant option(ImageOption option) const override;
void setOption(ImageOption option, const QVariant &value) override;
bool supportsOption(ImageOption option) const override;
int imageCount() const override;
int loopCount() const override;
int nextImageDelay() const override;
int currentImageNumber() const override;
private:
bool imageIsComing() const;
QGIFFormat *gifFormat;
QString fileName;
mutable QByteArray buffer;
mutable QImage lastImage;
mutable int nextDelay;
mutable int loopCnt;
int frameNumber;
mutable QList<QSize> imageSizes;
mutable bool scanIsCached;
};
QT_END_NAMESPACE
#endif // QGIFHANDLER_P_H
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