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| |
| #ifndef QWIDGETREPAINTMANAGER_P_H |
| #define QWIDGETREPAINTMANAGER_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 <QtWidgets/private/qtwidgetsglobal_p.h> |
| #include <QDebug> |
| #include <QtWidgets/qwidget.h> |
| #include <private/qwidget_p.h> |
| #include <QtGui/qbackingstore.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QPlatformTextureList; |
| class QPlatformTextureListWatcher; |
| class QWidgetRepaintManager; |
| |
| class Q_AUTOTEST_EXPORT QWidgetRepaintManager |
| { |
| Q_GADGET |
| public: |
| enum UpdateTime { |
| UpdateNow, |
| UpdateLater |
| }; |
| Q_ENUM(UpdateTime) |
| |
| enum BufferState{ |
| BufferValid, |
| BufferInvalid |
| }; |
| Q_ENUM(BufferState) |
| |
| QWidgetRepaintManager(QWidget *t); |
| ~QWidgetRepaintManager(); |
| |
| QBackingStore *backingStore() const { return store; } |
| void setBackingStore(QBackingStore *backingStore) { store = backingStore; } |
| |
| template <class T> |
| void markDirty(const T &r, QWidget *widget, UpdateTime updateTime = UpdateLater, |
| BufferState bufferState = BufferValid); |
| |
| void removeDirtyWidget(QWidget *w); |
| |
| void sync(QWidget *exposedWidget, const QRegion &exposedRegion); |
| void sync(); |
| |
| void markNeedsFlush(QWidget *widget, const QRegion ®ion, const QPoint &topLevelOffset); |
| |
| void addStaticWidget(QWidget *widget); |
| void moveStaticWidgets(QWidget *reparented); |
| void removeStaticWidget(QWidget *widget); |
| QRegion staticContents(QWidget *widget = nullptr, const QRect &withinClipRect = QRect()) const; |
| |
| bool bltRect(const QRect &rect, int dx, int dy, QWidget *widget); |
| |
| private: |
| void updateLists(QWidget *widget); |
| |
| void addDirtyWidget(QWidget *widget, const QRegion &rgn); |
| void resetWidget(QWidget *widget); |
| |
| void addDirtyRenderToTextureWidget(QWidget *widget); |
| |
| void sendUpdateRequest(QWidget *widget, UpdateTime updateTime); |
| |
| bool syncAllowed(); |
| void paintAndFlush(); |
| |
| void markNeedsFlush(QWidget *widget, const QRegion ®ion = QRegion()); |
| |
| void flush(); |
| void flush(QWidget *widget, const QRegion ®ion, QPlatformTextureList *widgetTextures); |
| |
| bool isDirty() const; |
| |
| bool hasStaticContents() const; |
| void updateStaticContentsSize(); |
| |
| QWidget *tlw = nullptr; |
| QBackingStore *store = nullptr; |
| |
| QRegion dirty; // needsRepaint |
| QVector<QWidget *> dirtyWidgets; |
| QVector<QWidget *> dirtyRenderToTextureWidgets; |
| |
| QRegion topLevelNeedsFlush; |
| QVector<QWidget *> needsFlushWidgets; |
| |
| QList<QWidget *> staticWidgets; |
| |
| QPlatformTextureListWatcher *textureListWatcher = nullptr; |
| |
| bool updateRequestSent = false; |
| |
| QElapsedTimer perfTime; |
| int perfFrames = 0; |
| |
| Q_DISABLE_COPY_MOVE(QWidgetRepaintManager) |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QWIDGETREPAINTMANAGER_P_H |