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Diffstat (limited to 'src/gui/graphicsview/qgraphicsscene_p.h')
| -rw-r--r-- | src/gui/graphicsview/qgraphicsscene_p.h | 359 |
1 files changed, 0 insertions, 359 deletions
diff --git a/src/gui/graphicsview/qgraphicsscene_p.h b/src/gui/graphicsview/qgraphicsscene_p.h deleted file mode 100644 index 1e5c358e40..0000000000 --- a/src/gui/graphicsview/qgraphicsscene_p.h +++ /dev/null @@ -1,359 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtGui module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QGRAPHICSSCENE_P_H -#define QGRAPHICSSCENE_P_H - -// -// W A R N I N G -// ------------- -// -// This file is not part of the Qt API. It exists for the convenience -// of other Qt classes. This header file may change from version to -// version without notice, or even be removed. -// -// We mean it. -// - -#include "qgraphicsscene.h" - -#if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW - -#include "qgraphicssceneevent.h" -#include "qgraphicsview.h" -#include "qgraphicsview_p.h" -#include "qgraphicsitem_p.h" - -#include <private/qobject_p.h> -#include <QtCore/qbitarray.h> -#include <QtCore/qlist.h> -#include <QtCore/qmap.h> -#include <QtCore/qset.h> -#include <QtGui/qfont.h> -#include <QtGui/qpalette.h> -#include <QtGui/qstyle.h> -#include <QtGui/qstyleoption.h> - -QT_BEGIN_NAMESPACE - -class QGraphicsSceneIndex; -class QGraphicsView; -class QGraphicsWidget; - -class Q_AUTOTEST_EXPORT QGraphicsScenePrivate : public QObjectPrivate -{ - Q_DECLARE_PUBLIC(QGraphicsScene) -public: - QGraphicsScenePrivate(); - void init(); - - static QGraphicsScenePrivate *get(QGraphicsScene *q); - - int changedSignalIndex; - int processDirtyItemsIndex; - int polishItemsIndex; - - QGraphicsScene::ItemIndexMethod indexMethod; - QGraphicsSceneIndex *index; - - int lastItemCount; - - QRectF sceneRect; - - quint32 hasSceneRect : 1; - quint32 dirtyGrowingItemsBoundingRect : 1; - quint32 updateAll : 1; - quint32 calledEmitUpdated : 1; - quint32 processDirtyItemsEmitted : 1; - quint32 needSortTopLevelItems : 1; - quint32 holesInTopLevelSiblingIndex : 1; - quint32 topLevelSequentialOrdering : 1; - quint32 scenePosDescendantsUpdatePending : 1; - quint32 stickyFocus : 1; - quint32 hasFocus : 1; - quint32 lastMouseGrabberItemHasImplicitMouseGrab : 1; - quint32 allItemsIgnoreHoverEvents : 1; - quint32 allItemsUseDefaultCursor : 1; - quint32 painterStateProtection : 1; - quint32 sortCacheEnabled : 1; // for compatibility - quint32 allItemsIgnoreTouchEvents : 1; - quint32 padding : 15; - - QRectF growingItemsBoundingRect; - - void _q_emitUpdated(); - QList<QRectF> updatedRects; - - QPainterPath selectionArea; - int selectionChanging; - QSet<QGraphicsItem *> selectedItems; - QVector<QGraphicsItem *> unpolishedItems; - QList<QGraphicsItem *> topLevelItems; - - QMap<QGraphicsItem *, QPointF> movingItemsInitialPositions; - void registerTopLevelItem(QGraphicsItem *item); - void unregisterTopLevelItem(QGraphicsItem *item); - void _q_updateLater(); - void _q_polishItems(); - - void _q_processDirtyItems(); - - QSet<QGraphicsItem *> scenePosItems; - void setScenePosItemEnabled(QGraphicsItem *item, bool enabled); - void registerScenePosItem(QGraphicsItem *item); - void unregisterScenePosItem(QGraphicsItem *item); - void _q_updateScenePosDescendants(); - - void removeItemHelper(QGraphicsItem *item); - - QBrush backgroundBrush; - QBrush foregroundBrush; - - quint32 rectAdjust; - QGraphicsItem *focusItem; - QGraphicsItem *lastFocusItem; - QGraphicsItem *passiveFocusItem; - QGraphicsWidget *tabFocusFirst; - QGraphicsItem *activePanel; - QGraphicsItem *lastActivePanel; - int activationRefCount; - int childExplicitActivation; - void setActivePanelHelper(QGraphicsItem *item, bool duringActivationEvent); - void setFocusItemHelper(QGraphicsItem *item, Qt::FocusReason focusReason); - - QList<QGraphicsWidget *> popupWidgets; - void addPopup(QGraphicsWidget *widget); - void removePopup(QGraphicsWidget *widget, bool itemIsDying = false); - - QGraphicsItem *lastMouseGrabberItem; - QList<QGraphicsItem *> mouseGrabberItems; - void grabMouse(QGraphicsItem *item, bool implicit = false); - void ungrabMouse(QGraphicsItem *item, bool itemIsDying = false); - void clearMouseGrabber(); - - QList<QGraphicsItem *> keyboardGrabberItems; - 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; - QPointF lastSceneMousePos; - void enableMouseTrackingOnViews(); - QMap<Qt::MouseButton, QPointF> mouseGrabberButtonDownPos; - QMap<Qt::MouseButton, QPointF> mouseGrabberButtonDownScenePos; - QMap<Qt::MouseButton, QPoint> mouseGrabberButtonDownScreenPos; - QList<QGraphicsItem *> itemsAtPosition(const QPoint &screenPos, - const QPointF &scenePos, - QWidget *widget) const; - void storeMouseButtonsForMouseGrabber(QGraphicsSceneMouseEvent *event); - - QList<QGraphicsView *> views; - void addView(QGraphicsView *view); - void removeView(QGraphicsView *view); - - QMultiMap<QGraphicsItem *, QGraphicsItem *> sceneEventFilters; - void installSceneEventFilter(QGraphicsItem *watched, QGraphicsItem *filter); - void removeSceneEventFilter(QGraphicsItem *watched, QGraphicsItem *filter); - bool filterDescendantEvent(QGraphicsItem *item, QEvent *event); - bool filterEvent(QGraphicsItem *item, QEvent *event); - bool sendEvent(QGraphicsItem *item, QEvent *event); - - bool dispatchHoverEvent(QGraphicsSceneHoverEvent *hoverEvent); - bool itemAcceptsHoverEvents_helper(const QGraphicsItem *item) const; - void leaveScene(QWidget *viewport); - - void cloneDragDropEvent(QGraphicsSceneDragDropEvent *dest, - QGraphicsSceneDragDropEvent *source); - void sendDragDropEvent(QGraphicsItem *item, - QGraphicsSceneDragDropEvent *dragDropEvent); - void sendHoverEvent(QEvent::Type type, QGraphicsItem *item, - QGraphicsSceneHoverEvent *hoverEvent); - void sendMouseEvent(QGraphicsSceneMouseEvent *mouseEvent); - void mousePressEventHandler(QGraphicsSceneMouseEvent *mouseEvent); - QGraphicsWidget *windowForItem(const QGraphicsItem *item) const; - - void drawItemHelper(QGraphicsItem *item, QPainter *painter, - const QStyleOptionGraphicsItem *option, QWidget *widget, - bool painterStateProtection); - - void drawItems(QPainter *painter, const QTransform *const viewTransform, - QRegion *exposedRegion, QWidget *widget); - - void drawSubtreeRecursive(QGraphicsItem *item, QPainter *painter, const QTransform *const, - QRegion *exposedRegion, QWidget *widget, qreal parentOpacity = qreal(1.0), - const QTransform *const effectTransform = 0); - void draw(QGraphicsItem *, QPainter *, const QTransform *const, const QTransform *const, - QRegion *, QWidget *, qreal, const QTransform *const, bool, bool); - - void markDirty(QGraphicsItem *item, const QRectF &rect = QRectF(), bool invalidateChildren = false, - bool force = false, bool ignoreOpacity = false, bool removingItemFromScene = false, - bool updateBoundingRect = false); - void processDirtyItemsRecursive(QGraphicsItem *item, bool dirtyAncestorContainsChildren = false, - qreal parentOpacity = qreal(1.0)); - - inline void resetDirtyItem(QGraphicsItem *item, bool recursive = false) - { - Q_ASSERT(item); - item->d_ptr->dirty = 0; - item->d_ptr->paintedViewBoundingRectsNeedRepaint = 0; - item->d_ptr->geometryChanged = 0; - if (!item->d_ptr->dirtyChildren) - recursive = false; - 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; -#ifndef QT_NO_GRAPHICSEFFECT - QGraphicsEffect::ChangeFlags flags; - if (item->d_ptr->notifyBoundingRectChanged) { - flags |= QGraphicsEffect::SourceBoundingRectChanged; - item->d_ptr->notifyBoundingRectChanged = 0; - } - if (item->d_ptr->notifyInvalidated) { - flags |= QGraphicsEffect::SourceInvalidated; - item->d_ptr->notifyInvalidated = 0; - } -#endif //QT_NO_GRAPHICSEFFECT - if (recursive) { - for (int i = 0; i < item->d_ptr->children.size(); ++i) - resetDirtyItem(item->d_ptr->children.at(i), recursive); - } -#ifndef QT_NO_GRAPHICSEFFECT - if (flags && item->d_ptr->graphicsEffect) - item->d_ptr->graphicsEffect->sourceChanged(flags); -#endif //QT_NO_GRAPHICSEFFECT - } - - inline void ensureSortedTopLevelItems() - { - if (needSortTopLevelItems) { - qSort(topLevelItems.begin(), topLevelItems.end(), qt_notclosestLeaf); - topLevelSequentialOrdering = false; - needSortTopLevelItems = false; - } - } - - void ensureSequentialTopLevelSiblingIndexes(); - - QStyle *style; - QFont font; - void setFont_helper(const QFont &font); - void resolveFont(); - void updateFont(const QFont &font); - QPalette palette; - void setPalette_helper(const QPalette &palette); - void resolvePalette(); - void updatePalette(const QPalette &palette); - - QStyleOptionGraphicsItem styleOptionTmp; - - 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); - void enableTouchEventsOnViews(); - - QList<QGraphicsObject *> cachedTargetItems; -#ifndef QT_NO_GESTURES - QHash<QGraphicsObject *, QSet<QGesture *> > cachedItemGestures; - QHash<QGraphicsObject *, QSet<QGesture *> > cachedAlreadyDeliveredGestures; - QHash<QGesture *, QGraphicsObject *> gestureTargets; - QHash<Qt::GestureType, int> grabbedGestures; - void gestureEventHandler(QGestureEvent *event); - void gestureTargetsAtHotSpots(const QSet<QGesture *> &gestures, - Qt::GestureFlag flag, - QHash<QGraphicsObject *, QSet<QGesture *> > *targets, - QSet<QGraphicsObject *> *itemsSet = 0, - QSet<QGesture *> *normal = 0, - QSet<QGesture *> *conflicts = 0); - void cancelGesturesForChildren(QGesture *original); - void grabGesture(QGraphicsItem *, Qt::GestureType gesture); - void ungrabGesture(QGraphicsItem *, Qt::GestureType gesture); -#endif // QT_NO_GESTURES - - void updateInputMethodSensitivityInViews(); - - QList<QGraphicsItem *> modalPanels; - void enterModal(QGraphicsItem *item, - QGraphicsItem::PanelModality panelModality = QGraphicsItem::NonModal); - void leaveModal(QGraphicsItem *item); -}; - -// QRectF::intersects() returns false always if either the source or target -// rectangle's width or height are 0. This works around that problem. -static inline void _q_adjustRect(QRectF *rect) -{ - Q_ASSERT(rect); - if (!rect->width()) - rect->adjust(qreal(-0.00001), 0, qreal(0.00001), 0); - if (!rect->height()) - rect->adjust(0, qreal(-0.00001), 0, qreal(0.00001)); -} - -static inline QRectF adjustedItemBoundingRect(const QGraphicsItem *item) -{ - Q_ASSERT(item); - QRectF boundingRect(item->boundingRect()); - _q_adjustRect(&boundingRect); - return boundingRect; -} - -static inline QRectF adjustedItemEffectiveBoundingRect(const QGraphicsItem *item) -{ - Q_ASSERT(item); - QRectF boundingRect(QGraphicsItemPrivate::get(item)->effectiveBoundingRect()); - _q_adjustRect(&boundingRect); - return boundingRect; -} - -QT_END_NAMESPACE - -#endif // QT_NO_GRAPHICSVIEW - -#endif |