diff options
Diffstat (limited to 'src/gui/graphicsview/qgraphicsscene_p.h')
-rw-r--r-- | src/gui/graphicsview/qgraphicsscene_p.h | 88 |
1 files changed, 76 insertions, 12 deletions
diff --git a/src/gui/graphicsview/qgraphicsscene_p.h b/src/gui/graphicsview/qgraphicsscene_p.h index 727132a..3c3a811 100644 --- a/src/gui/graphicsview/qgraphicsscene_p.h +++ b/src/gui/graphicsview/qgraphicsscene_p.h @@ -57,6 +57,8 @@ #if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW +#include "qgraphicssceneevent.h" +#include "qgraphicsview.h" #include "qgraphicsscene_bsp_p.h" #include "qgraphicsitem_p.h" @@ -68,11 +70,15 @@ #include <QtGui/qfont.h> #include <QtGui/qpalette.h> #include <QtGui/qstyle.h> +#include <QtGui/qstyleoption.h> + +static const int QGRAPHICSSCENE_INDEXTIMER_TIMEOUT = 2000; QT_BEGIN_NAMESPACE class QGraphicsView; class QGraphicsWidget; +class QGesture; class QGraphicsScenePrivate : public QObjectPrivate { @@ -104,28 +110,30 @@ public: QList<QRectF> updatedRects; bool updateAll; bool calledEmitUpdated; + bool processDirtyItemsEmitted; QPainterPath selectionArea; int selectionChanging; QSet<QGraphicsItem *> selectedItems; QList<QGraphicsItem *> unindexedItems; QList<QGraphicsItem *> indexedItems; - QList<QGraphicsItem *> dirtyItems; QList<QGraphicsItem *> pendingUpdateItems; QList<QGraphicsItem *> unpolishedItems; + QList<QGraphicsItem *> topLevelItems; + bool needSortTopLevelItems; QMap<QGraphicsItem *, QPointF> movingItemsInitialPositions; + void registerTopLevelItem(QGraphicsItem *item); + void unregisterTopLevelItem(QGraphicsItem *item); void _q_updateLater(); void _q_polishItems(); - void _q_resetDirtyItems(); - void resetDirtyItemsLater(); - bool dirtyItemResetPending; + void _q_processDirtyItems(); QList<int> freeItemIndexes; bool regenerateIndex; bool purgePending; - void _q_removeItemLater(QGraphicsItem *item); + void removeItemHelper(QGraphicsItem *item); QSet<QGraphicsItem *> removedItems; void purgeRemovedItems(); @@ -134,7 +142,7 @@ public: int indexTimerId; bool restartIndexTimer; - void startIndexTimer(); + void startIndexTimer(int interval = QGRAPHICSSCENE_INDEXTIMER_TIMEOUT); bool stickyFocus; bool hasFocus; @@ -159,12 +167,15 @@ public: void grabKeyboard(QGraphicsItem *item); void ungrabKeyboard(QGraphicsItem *item, bool itemIsDying = false); void clearKeyboardGrabber(); - + QGraphicsItem *dragDropItem; QGraphicsWidget *enterWidget; Qt::DropAction lastDropAction; QList<QGraphicsItem *> cachedItemsUnderMouse; QList<QGraphicsItem *> hoverItems; + bool allItemsIgnoreHoverEvents; + bool allItemsUseDefaultCursor; + void enableMouseTrackingOnViews(); QMap<Qt::MouseButton, QPointF> mouseGrabberButtonDownPos; QMap<Qt::MouseButton, QPointF> mouseGrabberButtonDownScenePos; QMap<Qt::MouseButton, QPoint> mouseGrabberButtonDownScreenPos; @@ -175,6 +186,9 @@ public: void storeMouseButtonsForMouseGrabber(QGraphicsSceneMouseEvent *event); QList<QGraphicsView *> views; + void addView(QGraphicsView *view); + void removeView(QGraphicsView *view); + bool painterStateProtection; QMultiMap<QGraphicsItem *, QGraphicsItem *> sceneEventFilters; @@ -197,6 +211,11 @@ public: void mousePressEventHandler(QGraphicsSceneMouseEvent *mouseEvent); QGraphicsWidget *windowForItem(const QGraphicsItem *item) const; + QList<QGraphicsItem *> topLevelItemsInStackingOrder(const QTransform *const, QRegion *); + void recursive_items_helper(QGraphicsItem *item, QRectF rect, QList<QGraphicsItem *> *items, + const QTransform &parentTransform, const QTransform &viewTransform, + Qt::ItemSelectionMode mode, Qt::SortOrder order, qreal parentOpacity = 1.0) const; + QList<QGraphicsItem *> items_helper(const QPointF &pos) const; QList<QGraphicsItem *> items_helper(const QRectF &rect, Qt::ItemSelectionMode mode, @@ -233,7 +252,7 @@ public: static bool closestItemLast_withoutCache(const QGraphicsItem *item1, const QGraphicsItem *item2); static inline bool closestItemFirst_withCache(const QGraphicsItem *item1, const QGraphicsItem *item2) - { + { return item1->d_ptr->globalStackingOrder < item2->d_ptr->globalStackingOrder; } static inline bool closestItemLast_withCache(const QGraphicsItem *item1, const QGraphicsItem *item2) @@ -246,7 +265,38 @@ public: void drawItemHelper(QGraphicsItem *item, QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget, bool painterStateProtection); - + + inline void drawItems(QPainter *painter, const QTransform *const viewTransform, + QRegion *exposedRegion, QWidget *widget) + { + const QList<QGraphicsItem *> tli = topLevelItemsInStackingOrder(viewTransform, exposedRegion); + for (int i = 0; i < tli.size(); ++i) + drawSubtreeRecursive(tli.at(i), painter, viewTransform, exposedRegion, widget); + return; + } + + void drawSubtreeRecursive(QGraphicsItem *item, QPainter *painter, const QTransform *const, + QRegion *exposedRegion, QWidget *widget, qreal parentOpacity = qreal(1.0)); + void markDirty(QGraphicsItem *item, const QRectF &rect = QRectF(), bool invalidateChildren = false, + bool maybeDirtyClipPath = false, bool force = false, bool ignoreOpacity = false, + bool removingItemFromScene = false); + void processDirtyItemsRecursive(QGraphicsItem *item, bool dirtyAncestorContainsChildren = false, + qreal parentOpacity = qreal(1.0)); + + inline void resetDirtyItem(QGraphicsItem *item) + { + Q_ASSERT(item); + item->d_ptr->dirty = 0; + item->d_ptr->paintedViewBoundingRectsNeedRepaint = 0; + item->d_ptr->geometryChanged = 0; + item->d_ptr->dirtyChildren = 0; + item->d_ptr->needsRepaint = QRectF(); + item->d_ptr->allChildrenDirty = 0; + item->d_ptr->fullUpdatePending = 0; + item->d_ptr->ignoreVisible = 0; + item->d_ptr->ignoreOpacity = 0; + } + QStyle *style; QFont font; void setFont_helper(const QFont &font); @@ -257,9 +307,23 @@ public: void resolvePalette(); void updatePalette(const QPalette &palette); - mutable QVector<QTransform> sceneTransformCache; - mutable QBitArray validTransforms; - mutable QVector<int> freeSceneTransformSlots; + QStyleOptionGraphicsItem styleOptionTmp; + + // items with gestures -> list of started gestures. + QMap<QGraphicsItem*, QSet<QGesture*> > itemsWithGestures; + QSet<int> grabbedGestures; + void grabGesture(QGraphicsItem *item, int gestureId); + void releaseGesture(QGraphicsItem *item, int gestureId); + void sendGestureEvent(const QSet<QGesture*> &gestures, const QSet<QString> &cancelled); + + QMap<int, QTouchEvent::TouchPoint> sceneCurrentTouchPoints; + QMap<int, QGraphicsItem *> itemForTouchPointId; + static void updateTouchPointsForItem(QGraphicsItem *item, QTouchEvent *touchEvent); + int findClosestTouchPointId(const QPointF &scenePos); + void touchEventHandler(QTouchEvent *touchEvent); + bool sendTouchBeginEvent(QGraphicsItem *item, QTouchEvent *touchEvent); + bool allItemsIgnoreTouchEvents; + void enableTouchEventsOnViews(); }; QT_END_NAMESPACE |