| 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 | |
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| 4 | #ifndef QFBBACKINGSTORE_P_H |
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| 5 | #define QFBBACKINGSTORE_P_H |
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| 6 | |
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| 7 | // |
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| 8 | // W A R N I N G |
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| 9 | // ------------- |
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| 10 | // |
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| 11 | // This file is not part of the Qt API. It exists purely as an |
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| 12 | // implementation detail. This header file may change from version to |
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| 13 | // version without notice, or even be removed. |
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| 14 | // |
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| 15 | // We mean it. |
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| 16 | // |
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| 17 | |
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| 18 | #include <qpa/qplatformbackingstore.h> |
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| 19 | #include <QtCore/QMutex> |
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| 20 | #include <QtCore/private/qglobal_p.h> |
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| 21 | |
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| 22 | QT_BEGIN_NAMESPACE |
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| 23 | |
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| 24 | class QFbScreen; |
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| 25 | class QFbWindow; |
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| 26 | class QWindow; |
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| 27 | |
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| 28 | class QFbBackingStore : public QPlatformBackingStore |
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| 29 | { |
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| 30 | public: |
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| 31 | QFbBackingStore(QWindow *window); |
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| 32 | ~QFbBackingStore(); |
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| 33 | |
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| 34 | QPaintDevice *paintDevice() override { return &mImage; } |
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| 35 | void flush(QWindow *window, const QRegion ®ion, const QPoint &offset) override; |
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| 36 | |
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| 37 | void resize(const QSize &size, const QRegion ®ion) override; |
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| 38 | |
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| 39 | const QImage image(); |
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| 40 | QImage toImage() const override; |
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| 41 | |
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| 42 | void lock(); |
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| 43 | void unlock(); |
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| 44 | |
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| 45 | void beginPaint(const QRegion &) override; |
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| 46 | void endPaint() override; |
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| 47 | |
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| 48 | protected: |
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| 49 | friend class QFbWindow; |
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| 50 | |
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| 51 | QImage mImage; |
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| 52 | QMutex mImageMutex; |
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| 53 | }; |
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| 54 | |
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| 55 | QT_END_NAMESPACE |
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| 56 | |
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| 57 | #endif // QFBBACKINGSTORE_P_H |
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| 58 | |
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| 59 | |
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