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| ** |
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| ** This file is part of the plugins of the Qt Toolkit. |
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| |
| #ifndef QWASMBACKINGSTORE_H |
| #define QWASMBACKINGSTORE_H |
| |
| #include <qpa/qplatformbackingstore.h> |
| #include <QtGui/qimage.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QOpenGLTexture; |
| class QRegion; |
| class QWasmCompositor; |
| |
| class QWasmBackingStore : public QPlatformBackingStore |
| { |
| public: |
| QWasmBackingStore(QWasmCompositor *compositor, QWindow *window); |
| ~QWasmBackingStore(); |
| void destroy(); |
| |
| QPaintDevice *paintDevice() override; |
| |
| void beginPaint(const QRegion &) override; |
| void flush(QWindow *window, const QRegion ®ion, const QPoint &offset) override; |
| void resize(const QSize &size, const QRegion &staticContents) override; |
| QImage toImage() const override; |
| const QImage &getImageRef() const; |
| |
| const QOpenGLTexture *getUpdatedTexture(); |
| |
| protected: |
| void updateTexture(); |
| |
| private: |
| QWasmCompositor *m_compositor; |
| QImage m_image; |
| QScopedPointer<QOpenGLTexture> m_texture; |
| QRegion m_dirty; |
| bool m_recreateTexture = false; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QWASMBACKINGSTORE_H |