| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | #ifndef QTICOHANDLER_H |
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| 4 | #define QTICOHANDLER_H |
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| 5 | |
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| 6 | #include <QtGui/QImageIOHandler> |
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| 7 | |
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| 8 | QT_BEGIN_NAMESPACE |
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| 9 | |
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| 10 | class ICOReader; |
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| 11 | class QtIcoHandler: public QImageIOHandler |
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| 12 | { |
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| 13 | public: |
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| 14 | QtIcoHandler(QIODevice *device); |
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| 15 | virtual ~QtIcoHandler(); |
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| 16 | |
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| 17 | bool canRead() const override; |
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| 18 | bool read(QImage *image) override; |
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| 19 | bool write(const QImage &image) override; |
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| 20 | |
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| 21 | int imageCount() const override; |
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| 22 | bool jumpToImage(int imageNumber) override; |
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| 23 | bool jumpToNextImage() override; |
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| 24 | |
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| 25 | static bool canRead(QIODevice *device); |
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| 26 | |
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| 27 | bool supportsOption(ImageOption option) const override; |
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| 28 | QVariant option(ImageOption option) const override; |
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| 29 | |
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| 30 | private: |
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| 31 | int m_currentIconIndex; |
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| 32 | ICOReader *m_pICOReader; |
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| 33 | mutable bool knownCanRead = false; |
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| 34 | }; |
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| 35 | |
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| 36 | QT_END_NAMESPACE |
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| 37 | |
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| 38 | #endif /* QTICOHANDLER_H */ |
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| 39 | |
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| 40 | |
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