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-/****************************************************************************
-**
-** 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 QGRAPHICSITEM_H
-#define QGRAPHICSITEM_H
-
-#include <QtCore/qglobal.h>
-#include <QtCore/qobject.h>
-#include <QtCore/qvariant.h>
-#include <QtCore/qrect.h>
-#include <QtCore/qscopedpointer.h>
-#include <QtGui/qpainterpath.h>
-#include <QtGui/qpixmap.h>
-
-class tst_QGraphicsItem;
-
-QT_BEGIN_HEADER
-
-QT_BEGIN_NAMESPACE
-
-QT_MODULE(Gui)
-
-#if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW
-
-class QBrush;
-class QCursor;
-class QFocusEvent;
-class QGraphicsEffect;
-class QGraphicsItemGroup;
-class QGraphicsObject;
-class QGraphicsSceneContextMenuEvent;
-class QGraphicsSceneDragDropEvent;
-class QGraphicsSceneEvent;
-class QGraphicsSceneHoverEvent;
-class QGraphicsSceneMouseEvent;
-class QGraphicsSceneWheelEvent;
-class QGraphicsScene;
-class QGraphicsTransform;
-class QGraphicsWidget;
-class QInputMethodEvent;
-class QKeyEvent;
-class QMatrix;
-class QMenu;
-class QPainter;
-class QPen;
-class QPointF;
-class QRectF;
-class QStyleOptionGraphicsItem;
-
-class QGraphicsItemPrivate;
-class Q_GUI_EXPORT QGraphicsItem
-{
-public:
- enum GraphicsItemFlag {
- ItemIsMovable = 0x1,
- ItemIsSelectable = 0x2,
- ItemIsFocusable = 0x4,
- ItemClipsToShape = 0x8,
- ItemClipsChildrenToShape = 0x10,
- ItemIgnoresTransformations = 0x20,
- ItemIgnoresParentOpacity = 0x40,
- ItemDoesntPropagateOpacityToChildren = 0x80,
- ItemStacksBehindParent = 0x100,
- ItemUsesExtendedStyleOption = 0x200,
- ItemHasNoContents = 0x400,
- ItemSendsGeometryChanges = 0x800,
- ItemAcceptsInputMethod = 0x1000,
- ItemNegativeZStacksBehindParent = 0x2000,
- ItemIsPanel = 0x4000,
- ItemIsFocusScope = 0x8000, // internal
- ItemSendsScenePositionChanges = 0x10000,
- ItemStopsClickFocusPropagation = 0x20000,
- ItemStopsFocusHandling = 0x40000
- // NB! Don't forget to increase the d_ptr->flags bit field by 1 when adding a new flag.
- };
- Q_DECLARE_FLAGS(GraphicsItemFlags, GraphicsItemFlag)
-
- enum GraphicsItemChange {
- ItemPositionChange,
- ItemMatrixChange,
- ItemVisibleChange,
- ItemEnabledChange,
- ItemSelectedChange,
- ItemParentChange,
- ItemChildAddedChange,
- ItemChildRemovedChange,
- ItemTransformChange,
- ItemPositionHasChanged,
- ItemTransformHasChanged,
- ItemSceneChange,
- ItemVisibleHasChanged,
- ItemEnabledHasChanged,
- ItemSelectedHasChanged,
- ItemParentHasChanged,
- ItemSceneHasChanged,
- ItemCursorChange,
- ItemCursorHasChanged,
- ItemToolTipChange,
- ItemToolTipHasChanged,
- ItemFlagsChange,
- ItemFlagsHaveChanged,
- ItemZValueChange,
- ItemZValueHasChanged,
- ItemOpacityChange,
- ItemOpacityHasChanged,
- ItemScenePositionHasChanged,
- ItemRotationChange,
- ItemRotationHasChanged,
- ItemScaleChange,
- ItemScaleHasChanged,
- ItemTransformOriginPointChange,
- ItemTransformOriginPointHasChanged
- };
-
- enum CacheMode {
- NoCache,
- ItemCoordinateCache,
- DeviceCoordinateCache
- };
-
- enum PanelModality
- {
- NonModal,
- PanelModal,
- SceneModal
- };
-
- QGraphicsItem(QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- virtual ~QGraphicsItem();
-
- QGraphicsScene *scene() const;
-
- QGraphicsItem *parentItem() const;
- QGraphicsItem *topLevelItem() const;
- QGraphicsObject *parentObject() const;
- QGraphicsWidget *parentWidget() const;
- QGraphicsWidget *topLevelWidget() const;
- QGraphicsWidget *window() const;
- QGraphicsItem *panel() const;
- void setParentItem(QGraphicsItem *parent);
- QList<QGraphicsItem *> children() const; // ### obsolete
- QList<QGraphicsItem *> childItems() const;
- bool isWidget() const;
- bool isWindow() const;
- bool isPanel() const;
-
- QGraphicsObject *toGraphicsObject();
- const QGraphicsObject *toGraphicsObject() const;
-
- QGraphicsItemGroup *group() const;
- void setGroup(QGraphicsItemGroup *group);
-
- GraphicsItemFlags flags() const;
- void setFlag(GraphicsItemFlag flag, bool enabled = true);
- void setFlags(GraphicsItemFlags flags);
-
- CacheMode cacheMode() const;
- void setCacheMode(CacheMode mode, const QSize &cacheSize = QSize());
-
- PanelModality panelModality() const;
- void setPanelModality(PanelModality panelModality);
- bool isBlockedByModalPanel(QGraphicsItem **blockingPanel = 0) const;
-
-#ifndef QT_NO_TOOLTIP
- QString toolTip() const;
- void setToolTip(const QString &toolTip);
-#endif
-
-#ifndef QT_NO_CURSOR
- QCursor cursor() const;
- void setCursor(const QCursor &cursor);
- bool hasCursor() const;
- void unsetCursor();
-#endif
-
- bool isVisible() const;
- bool isVisibleTo(const QGraphicsItem *parent) const;
- void setVisible(bool visible);
- inline void hide() { setVisible(false); }
- inline void show() { setVisible(true); }
-
- bool isEnabled() const;
- void setEnabled(bool enabled);
-
- bool isSelected() const;
- void setSelected(bool selected);
-
- bool acceptDrops() const;
- void setAcceptDrops(bool on);
-
- qreal opacity() const;
- qreal effectiveOpacity() const;
- void setOpacity(qreal opacity);
-
-#ifndef QT_NO_GRAPHICSEFFECT
- // Effect
- QGraphicsEffect *graphicsEffect() const;
- void setGraphicsEffect(QGraphicsEffect *effect);
-#endif //QT_NO_GRAPHICSEFFECT
-
- Qt::MouseButtons acceptedMouseButtons() const;
- void setAcceptedMouseButtons(Qt::MouseButtons buttons);
-
- bool acceptsHoverEvents() const; // ### obsolete
- void setAcceptsHoverEvents(bool enabled); // ### obsolete
- bool acceptHoverEvents() const;
- void setAcceptHoverEvents(bool enabled);
- bool acceptTouchEvents() const;
- void setAcceptTouchEvents(bool enabled);
-
- bool filtersChildEvents() const;
- void setFiltersChildEvents(bool enabled);
-
- bool handlesChildEvents() const;
- void setHandlesChildEvents(bool enabled);
-
- bool isActive() const;
- void setActive(bool active);
-
- bool hasFocus() const;
- void setFocus(Qt::FocusReason focusReason = Qt::OtherFocusReason);
- void clearFocus();
-
- QGraphicsItem *focusProxy() const;
- void setFocusProxy(QGraphicsItem *item);
-
- QGraphicsItem *focusItem() const;
- QGraphicsItem *focusScopeItem() const;
-
- void grabMouse();
- void ungrabMouse();
- void grabKeyboard();
- void ungrabKeyboard();
-
- // Positioning in scene coordinates
- QPointF pos() const;
- inline qreal x() const { return pos().x(); }
- void setX(qreal x);
- inline qreal y() const { return pos().y(); }
- void setY(qreal y);
- QPointF scenePos() const;
- void setPos(const QPointF &pos);
- inline void setPos(qreal x, qreal y);
- inline void moveBy(qreal dx, qreal dy) { setPos(pos().x() + dx, pos().y() + dy); }
-
- void ensureVisible(const QRectF &rect = QRectF(), int xmargin = 50, int ymargin = 50);
- inline void ensureVisible(qreal x, qreal y, qreal w, qreal h, int xmargin = 50, int ymargin = 50);
-
- // Local transformation
- QMatrix matrix() const;
- QMatrix sceneMatrix() const;
- void setMatrix(const QMatrix &matrix, bool combine = false);
- void resetMatrix();
- QTransform transform() const;
- QTransform sceneTransform() const;
- QTransform deviceTransform(const QTransform &viewportTransform) const;
- QTransform itemTransform(const QGraphicsItem *other, bool *ok = 0) const;
- void setTransform(const QTransform &matrix, bool combine = false);
- void resetTransform();
-
- void rotate(qreal angle); // ### obsolete
- void scale(qreal sx, qreal sy); // ### obsolete
- void shear(qreal sh, qreal sv); // ### obsolete
- void translate(qreal dx, qreal dy); // ### obsolete
-
- void setRotation(qreal angle);
- qreal rotation() const;
-
- void setScale(qreal scale);
- qreal scale() const;
-
- QList<QGraphicsTransform *> transformations() const;
- void setTransformations(const QList<QGraphicsTransform *> &transformations);
-
- QPointF transformOriginPoint() const;
- void setTransformOriginPoint(const QPointF &origin);
- inline void setTransformOriginPoint(qreal ax, qreal ay)
- { setTransformOriginPoint(QPointF(ax,ay)); }
-
- virtual void advance(int phase);
-
- // Stacking order
- qreal zValue() const;
- void setZValue(qreal z);
- void stackBefore(const QGraphicsItem *sibling);
-
- // Hit test
- virtual QRectF boundingRect() const = 0;
- QRectF childrenBoundingRect() const;
- QRectF sceneBoundingRect() const;
- virtual QPainterPath shape() const;
- bool isClipped() const;
- QPainterPath clipPath() const;
- virtual bool contains(const QPointF &point) const;
- virtual bool collidesWithItem(const QGraphicsItem *other, Qt::ItemSelectionMode mode = Qt::IntersectsItemShape) const;
- virtual bool collidesWithPath(const QPainterPath &path, Qt::ItemSelectionMode mode = Qt::IntersectsItemShape) const;
- QList<QGraphicsItem *> collidingItems(Qt::ItemSelectionMode mode = Qt::IntersectsItemShape) const;
- bool isObscured() const;
- bool isObscured(const QRectF &rect) const; // ### Qt 5: merge with isObscured(), add QRectF arg to isObscuredBy()
- inline bool isObscured(qreal x, qreal y, qreal w, qreal h) const;
- virtual bool isObscuredBy(const QGraphicsItem *item) const;
- virtual QPainterPath opaqueArea() const;
-
- QRegion boundingRegion(const QTransform &itemToDeviceTransform) const;
- qreal boundingRegionGranularity() const;
- void setBoundingRegionGranularity(qreal granularity);
-
- // Drawing
- virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0) = 0;
- void update(const QRectF &rect = QRectF());
- inline void update(qreal x, qreal y, qreal width, qreal height);
- void scroll(qreal dx, qreal dy, const QRectF &rect = QRectF());
-
- // Coordinate mapping
- QPointF mapToItem(const QGraphicsItem *item, const QPointF &point) const;
- QPointF mapToParent(const QPointF &point) const;
- QPointF mapToScene(const QPointF &point) const;
- QPolygonF mapToItem(const QGraphicsItem *item, const QRectF &rect) const;
- QPolygonF mapToParent(const QRectF &rect) const;
- QPolygonF mapToScene(const QRectF &rect) const;
- QRectF mapRectToItem(const QGraphicsItem *item, const QRectF &rect) const;
- QRectF mapRectToParent(const QRectF &rect) const;
- QRectF mapRectToScene(const QRectF &rect) const;
- QPolygonF mapToItem(const QGraphicsItem *item, const QPolygonF &polygon) const;
- QPolygonF mapToParent(const QPolygonF &polygon) const;
- QPolygonF mapToScene(const QPolygonF &polygon) const;
- QPainterPath mapToItem(const QGraphicsItem *item, const QPainterPath &path) const;
- QPainterPath mapToParent(const QPainterPath &path) const;
- QPainterPath mapToScene(const QPainterPath &path) const;
- QPointF mapFromItem(const QGraphicsItem *item, const QPointF &point) const;
- QPointF mapFromParent(const QPointF &point) const;
- QPointF mapFromScene(const QPointF &point) const;
- QPolygonF mapFromItem(const QGraphicsItem *item, const QRectF &rect) const;
- QPolygonF mapFromParent(const QRectF &rect) const;
- QPolygonF mapFromScene(const QRectF &rect) const;
- QRectF mapRectFromItem(const QGraphicsItem *item, const QRectF &rect) const;
- QRectF mapRectFromParent(const QRectF &rect) const;
- QRectF mapRectFromScene(const QRectF &rect) const;
- QPolygonF mapFromItem(const QGraphicsItem *item, const QPolygonF &polygon) const;
- QPolygonF mapFromParent(const QPolygonF &polygon) const;
- QPolygonF mapFromScene(const QPolygonF &polygon) const;
- QPainterPath mapFromItem(const QGraphicsItem *item, const QPainterPath &path) const;
- QPainterPath mapFromParent(const QPainterPath &path) const;
- QPainterPath mapFromScene(const QPainterPath &path) const;
-
- inline QPointF mapToItem(const QGraphicsItem *item, qreal x, qreal y) const;
- inline QPointF mapToParent(qreal x, qreal y) const;
- inline QPointF mapToScene(qreal x, qreal y) const;
- inline QPolygonF mapToItem(const QGraphicsItem *item, qreal x, qreal y, qreal w, qreal h) const;
- inline QPolygonF mapToParent(qreal x, qreal y, qreal w, qreal h) const;
- inline QPolygonF mapToScene(qreal x, qreal y, qreal w, qreal h) const;
- inline QRectF mapRectToItem(const QGraphicsItem *item, qreal x, qreal y, qreal w, qreal h) const;
- inline QRectF mapRectToParent(qreal x, qreal y, qreal w, qreal h) const;
- inline QRectF mapRectToScene(qreal x, qreal y, qreal w, qreal h) const;
- inline QPointF mapFromItem(const QGraphicsItem *item, qreal x, qreal y) const;
- inline QPointF mapFromParent(qreal x, qreal y) const;
- inline QPointF mapFromScene(qreal x, qreal y) const;
- inline QPolygonF mapFromItem(const QGraphicsItem *item, qreal x, qreal y, qreal w, qreal h) const;
- inline QPolygonF mapFromParent(qreal x, qreal y, qreal w, qreal h) const;
- inline QPolygonF mapFromScene(qreal x, qreal y, qreal w, qreal h) const;
- inline QRectF mapRectFromItem(const QGraphicsItem *item, qreal x, qreal y, qreal w, qreal h) const;
- inline QRectF mapRectFromParent(qreal x, qreal y, qreal w, qreal h) const;
- inline QRectF mapRectFromScene(qreal x, qreal y, qreal w, qreal h) const;
-
- bool isAncestorOf(const QGraphicsItem *child) const;
- QGraphicsItem *commonAncestorItem(const QGraphicsItem *other) const;
- bool isUnderMouse() const;
-
- // Custom data
- QVariant data(int key) const;
- void setData(int key, const QVariant &value);
-
- Qt::InputMethodHints inputMethodHints() const;
- void setInputMethodHints(Qt::InputMethodHints hints);
-
- enum {
- Type = 1,
- UserType = 65536
- };
- virtual int type() const;
-
- void installSceneEventFilter(QGraphicsItem *filterItem);
- void removeSceneEventFilter(QGraphicsItem *filterItem);
-
-protected:
- void updateMicroFocus();
- virtual bool sceneEventFilter(QGraphicsItem *watched, QEvent *event);
- virtual bool sceneEvent(QEvent *event);
- virtual void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);
- virtual void dragEnterEvent(QGraphicsSceneDragDropEvent *event);
- virtual void dragLeaveEvent(QGraphicsSceneDragDropEvent *event);
- virtual void dragMoveEvent(QGraphicsSceneDragDropEvent *event);
- virtual void dropEvent(QGraphicsSceneDragDropEvent *event);
- virtual void focusInEvent(QFocusEvent *event);
- virtual void focusOutEvent(QFocusEvent *event);
- virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
- virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
- virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
- virtual void keyPressEvent(QKeyEvent *event);
- virtual void keyReleaseEvent(QKeyEvent *event);
- virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
- virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
- virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
- virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
- virtual void wheelEvent(QGraphicsSceneWheelEvent *event);
- virtual void inputMethodEvent(QInputMethodEvent *event);
- virtual QVariant inputMethodQuery(Qt::InputMethodQuery query) const;
-
- virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value);
-
- enum Extension {
- UserExtension = 0x80000000
- };
- virtual bool supportsExtension(Extension extension) const;
- virtual void setExtension(Extension extension, const QVariant &variant);
- virtual QVariant extension(const QVariant &variant) const;
-
-protected:
- QGraphicsItem(QGraphicsItemPrivate &dd,
- QGraphicsItem *parent, QGraphicsScene *scene);
- QScopedPointer<QGraphicsItemPrivate> d_ptr;
-
- void addToIndex();
- void removeFromIndex();
- void prepareGeometryChange();
-
-private:
- Q_DISABLE_COPY(QGraphicsItem)
- Q_DECLARE_PRIVATE(QGraphicsItem)
- friend class QGraphicsItemGroup;
- friend class QGraphicsScene;
- friend class QGraphicsScenePrivate;
- friend class QGraphicsSceneFindItemBspTreeVisitor;
- friend class QGraphicsSceneBspTree;
- friend class QGraphicsView;
- friend class QGraphicsViewPrivate;
- friend class QGraphicsObject;
- friend class QGraphicsWidget;
- friend class QGraphicsWidgetPrivate;
- friend class QGraphicsProxyWidgetPrivate;
- friend class QGraphicsSceneIndex;
- friend class QGraphicsSceneIndexPrivate;
- friend class QGraphicsSceneBspTreeIndex;
- friend class QGraphicsSceneBspTreeIndexPrivate;
- friend class QGraphicsItemEffectSourcePrivate;
- friend class QGraphicsTransformPrivate;
-#ifndef QT_NO_GESTURES
- friend class QGestureManager;
-#endif
- friend class ::tst_QGraphicsItem;
- friend bool qt_closestLeaf(const QGraphicsItem *, const QGraphicsItem *);
- friend bool qt_closestItemFirst(const QGraphicsItem *, const QGraphicsItem *);
-};
-
-Q_DECLARE_OPERATORS_FOR_FLAGS(QGraphicsItem::GraphicsItemFlags)
-Q_DECLARE_INTERFACE(QGraphicsItem, "com.trolltech.Qt.QGraphicsItem")
-
-inline void QGraphicsItem::setPos(qreal ax, qreal ay)
-{ setPos(QPointF(ax, ay)); }
-inline void QGraphicsItem::ensureVisible(qreal ax, qreal ay, qreal w, qreal h, int xmargin, int ymargin)
-{ ensureVisible(QRectF(ax, ay, w, h), xmargin, ymargin); }
-inline void QGraphicsItem::update(qreal ax, qreal ay, qreal width, qreal height)
-{ update(QRectF(ax, ay, width, height)); }
-inline bool QGraphicsItem::isObscured(qreal ax, qreal ay, qreal w, qreal h) const
-{ return isObscured(QRectF(ax, ay, w, h)); }
-inline QPointF QGraphicsItem::mapToItem(const QGraphicsItem *item, qreal ax, qreal ay) const
-{ return mapToItem(item, QPointF(ax, ay)); }
-inline QPointF QGraphicsItem::mapToParent(qreal ax, qreal ay) const
-{ return mapToParent(QPointF(ax, ay)); }
-inline QPointF QGraphicsItem::mapToScene(qreal ax, qreal ay) const
-{ return mapToScene(QPointF(ax, ay)); }
-inline QPointF QGraphicsItem::mapFromItem(const QGraphicsItem *item, qreal ax, qreal ay) const
-{ return mapFromItem(item, QPointF(ax, ay)); }
-inline QPointF QGraphicsItem::mapFromParent(qreal ax, qreal ay) const
-{ return mapFromParent(QPointF(ax, ay)); }
-inline QPointF QGraphicsItem::mapFromScene(qreal ax, qreal ay) const
-{ return mapFromScene(QPointF(ax, ay)); }
-inline QPolygonF QGraphicsItem::mapToItem(const QGraphicsItem *item, qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapToItem(item, QRectF(ax, ay, w, h)); }
-inline QPolygonF QGraphicsItem::mapToParent(qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapToParent(QRectF(ax, ay, w, h)); }
-inline QPolygonF QGraphicsItem::mapToScene(qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapToScene(QRectF(ax, ay, w, h)); }
-inline QRectF QGraphicsItem::mapRectToItem(const QGraphicsItem *item, qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapRectToItem(item, QRectF(ax, ay, w, h)); }
-inline QRectF QGraphicsItem::mapRectToParent(qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapRectToParent(QRectF(ax, ay, w, h)); }
-inline QRectF QGraphicsItem::mapRectToScene(qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapRectToScene(QRectF(ax, ay, w, h)); }
-inline QPolygonF QGraphicsItem::mapFromItem(const QGraphicsItem *item, qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapFromItem(item, QRectF(ax, ay, w, h)); }
-inline QPolygonF QGraphicsItem::mapFromParent(qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapFromParent(QRectF(ax, ay, w, h)); }
-inline QPolygonF QGraphicsItem::mapFromScene(qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapFromScene(QRectF(ax, ay, w, h)); }
-inline QRectF QGraphicsItem::mapRectFromItem(const QGraphicsItem *item, qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapRectFromItem(item, QRectF(ax, ay, w, h)); }
-inline QRectF QGraphicsItem::mapRectFromParent(qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapRectFromParent(QRectF(ax, ay, w, h)); }
-inline QRectF QGraphicsItem::mapRectFromScene(qreal ax, qreal ay, qreal w, qreal h) const
-{ return mapRectFromScene(QRectF(ax, ay, w, h)); }
-
-
-class Q_GUI_EXPORT QGraphicsObject : public QObject, public QGraphicsItem
-{
- Q_OBJECT
- Q_PROPERTY(QGraphicsObject * parent READ parentObject WRITE setParentItem NOTIFY parentChanged DESIGNABLE false)
- Q_PROPERTY(qreal opacity READ opacity WRITE setOpacity NOTIFY opacityChanged FINAL)
- Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled NOTIFY enabledChanged)
- Q_PROPERTY(bool visible READ isVisible WRITE setVisible NOTIFY visibleChanged FINAL)
- Q_PROPERTY(QPointF pos READ pos WRITE setPos FINAL)
- Q_PROPERTY(qreal x READ x WRITE setX NOTIFY xChanged FINAL)
- Q_PROPERTY(qreal y READ y WRITE setY NOTIFY yChanged FINAL)
- Q_PROPERTY(qreal z READ zValue WRITE setZValue NOTIFY zChanged FINAL)
- Q_PROPERTY(qreal rotation READ rotation WRITE setRotation NOTIFY rotationChanged)
- Q_PROPERTY(qreal scale READ scale WRITE setScale NOTIFY scaleChanged)
- Q_PROPERTY(QPointF transformOriginPoint READ transformOriginPoint WRITE setTransformOriginPoint)
-#ifndef QT_NO_GRAPHICSEFFECT
- Q_PROPERTY(QGraphicsEffect *effect READ graphicsEffect WRITE setGraphicsEffect)
-#endif
- Q_PRIVATE_PROPERTY(QGraphicsItem::d_func(), QDeclarativeListProperty<QGraphicsObject> children READ childrenList DESIGNABLE false NOTIFY childrenChanged)
- Q_PRIVATE_PROPERTY(QGraphicsItem::d_func(), qreal width READ width WRITE setWidth NOTIFY widthChanged RESET resetWidth FINAL)
- Q_PRIVATE_PROPERTY(QGraphicsItem::d_func(), qreal height READ height WRITE setHeight NOTIFY heightChanged RESET resetHeight FINAL)
- Q_CLASSINFO("DefaultProperty", "children")
- Q_INTERFACES(QGraphicsItem)
-public:
- QGraphicsObject(QGraphicsItem *parent = 0);
-
- // ### Qt 5: Disambiguate
-#ifdef Q_NO_USING_KEYWORD
- const QObjectList &children() const { return QObject::children(); }
-#else
- using QObject::children;
-#endif
-
-#ifndef QT_NO_GESTURES
- void grabGesture(Qt::GestureType type, Qt::GestureFlags flags = Qt::GestureFlags());
- void ungrabGesture(Qt::GestureType type);
-#endif
-
-protected Q_SLOTS:
- void updateMicroFocus();
-
-Q_SIGNALS:
- void parentChanged();
- void opacityChanged();
- void visibleChanged();
- void enabledChanged();
- void xChanged();
- void yChanged();
- void zChanged();
- void rotationChanged();
- void scaleChanged();
- void childrenChanged();
- void widthChanged();
- void heightChanged();
-
-protected:
- QGraphicsObject(QGraphicsItemPrivate &dd, QGraphicsItem *parent, QGraphicsScene *scene);
-private:
- friend class QGraphicsItem;
- friend class QGraphicsItemPrivate;
-};
-
-
-class QAbstractGraphicsShapeItemPrivate;
-class Q_GUI_EXPORT QAbstractGraphicsShapeItem : public QGraphicsItem
-{
-public:
- QAbstractGraphicsShapeItem(QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- ~QAbstractGraphicsShapeItem();
-
- QPen pen() const;
- void setPen(const QPen &pen);
-
- QBrush brush() const;
- void setBrush(const QBrush &brush);
-
- bool isObscuredBy(const QGraphicsItem *item) const;
- QPainterPath opaqueArea() const;
-
-protected:
- QAbstractGraphicsShapeItem(QAbstractGraphicsShapeItemPrivate &dd,
- QGraphicsItem *parent, QGraphicsScene *scene);
-
-private:
- Q_DISABLE_COPY(QAbstractGraphicsShapeItem)
- Q_DECLARE_PRIVATE(QAbstractGraphicsShapeItem)
-};
-
-class QGraphicsPathItemPrivate;
-class Q_GUI_EXPORT QGraphicsPathItem : public QAbstractGraphicsShapeItem
-{
-public:
- QGraphicsPathItem(QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- QGraphicsPathItem(const QPainterPath &path, QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- ~QGraphicsPathItem();
-
- QPainterPath path() const;
- void setPath(const QPainterPath &path);
-
- QRectF boundingRect() const;
- QPainterPath shape() const;
- bool contains(const QPointF &point) const;
-
- void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
-
- bool isObscuredBy(const QGraphicsItem *item) const;
- QPainterPath opaqueArea() const;
-
- enum { Type = 2 };
- int type() const;
-
-protected:
- bool supportsExtension(Extension extension) const;
- void setExtension(Extension extension, const QVariant &variant);
- QVariant extension(const QVariant &variant) const;
-
-private:
- Q_DISABLE_COPY(QGraphicsPathItem)
- Q_DECLARE_PRIVATE(QGraphicsPathItem)
-};
-
-class QGraphicsRectItemPrivate;
-class Q_GUI_EXPORT QGraphicsRectItem : public QAbstractGraphicsShapeItem
-{
-public:
- QGraphicsRectItem(QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- QGraphicsRectItem(const QRectF &rect, QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- QGraphicsRectItem(qreal x, qreal y, qreal w, qreal h, QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- ~QGraphicsRectItem();
-
- QRectF rect() const;
- void setRect(const QRectF &rect);
- inline void setRect(qreal x, qreal y, qreal w, qreal h);
-
- QRectF boundingRect() const;
- QPainterPath shape() const;
- bool contains(const QPointF &point) const;
-
- void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
-
- bool isObscuredBy(const QGraphicsItem *item) const;
- QPainterPath opaqueArea() const;
-
- enum { Type = 3 };
- int type() const;
-
-protected:
- bool supportsExtension(Extension extension) const;
- void setExtension(Extension extension, const QVariant &variant);
- QVariant extension(const QVariant &variant) const;
-
-private:
- Q_DISABLE_COPY(QGraphicsRectItem)
- Q_DECLARE_PRIVATE(QGraphicsRectItem)
-};
-
-inline void QGraphicsRectItem::setRect(qreal ax, qreal ay, qreal w, qreal h)
-{ setRect(QRectF(ax, ay, w, h)); }
-
-class QGraphicsEllipseItemPrivate;
-class Q_GUI_EXPORT QGraphicsEllipseItem : public QAbstractGraphicsShapeItem
-{
-public:
- QGraphicsEllipseItem(QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- QGraphicsEllipseItem(const QRectF &rect, QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- QGraphicsEllipseItem(qreal x, qreal y, qreal w, qreal h, QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- ~QGraphicsEllipseItem();
-
- QRectF rect() const;
- void setRect(const QRectF &rect);
- inline void setRect(qreal x, qreal y, qreal w, qreal h);
-
- int startAngle() const;
- void setStartAngle(int angle);
-
- int spanAngle() const;
- void setSpanAngle(int angle);
-
- QRectF boundingRect() const;
- QPainterPath shape() const;
- bool contains(const QPointF &point) const;
-
- void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
-
- bool isObscuredBy(const QGraphicsItem *item) const;
- QPainterPath opaqueArea() const;
-
- enum { Type = 4 };
- int type() const;
-
-protected:
- bool supportsExtension(Extension extension) const;
- void setExtension(Extension extension, const QVariant &variant);
- QVariant extension(const QVariant &variant) const;
-
-private:
- Q_DISABLE_COPY(QGraphicsEllipseItem)
- Q_DECLARE_PRIVATE(QGraphicsEllipseItem)
-};
-
-inline void QGraphicsEllipseItem::setRect(qreal ax, qreal ay, qreal w, qreal h)
-{ setRect(QRectF(ax, ay, w, h)); }
-
-class QGraphicsPolygonItemPrivate;
-class Q_GUI_EXPORT QGraphicsPolygonItem : public QAbstractGraphicsShapeItem
-{
-public:
- QGraphicsPolygonItem(QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- QGraphicsPolygonItem(const QPolygonF &polygon,
- QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- ~QGraphicsPolygonItem();
-
- QPolygonF polygon() const;
- void setPolygon(const QPolygonF &polygon);
-
- Qt::FillRule fillRule() const;
- void setFillRule(Qt::FillRule rule);
-
- QRectF boundingRect() const;
- QPainterPath shape() const;
- bool contains(const QPointF &point) const;
-
- void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
-
- bool isObscuredBy(const QGraphicsItem *item) const;
- QPainterPath opaqueArea() const;
-
- enum { Type = 5 };
- int type() const;
-
-protected:
- bool supportsExtension(Extension extension) const;
- void setExtension(Extension extension, const QVariant &variant);
- QVariant extension(const QVariant &variant) const;
-
-private:
- Q_DISABLE_COPY(QGraphicsPolygonItem)
- Q_DECLARE_PRIVATE(QGraphicsPolygonItem)
-};
-
-class QGraphicsLineItemPrivate;
-class Q_GUI_EXPORT QGraphicsLineItem : public QGraphicsItem
-{
-public:
- QGraphicsLineItem(QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- QGraphicsLineItem(const QLineF &line, QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- QGraphicsLineItem(qreal x1, qreal y1, qreal x2, qreal y2, QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- ~QGraphicsLineItem();
-
- QPen pen() const;
- void setPen(const QPen &pen);
-
- QLineF line() const;
- void setLine(const QLineF &line);
- inline void setLine(qreal x1, qreal y1, qreal x2, qreal y2)
- { setLine(QLineF(x1, y1, x2, y2)); }
-
- QRectF boundingRect() const;
- QPainterPath shape() const;
- bool contains(const QPointF &point) const;
-
- void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
-
- bool isObscuredBy(const QGraphicsItem *item) const;
- QPainterPath opaqueArea() const;
-
- enum { Type = 6 };
- int type() const;
-
-protected:
- bool supportsExtension(Extension extension) const;
- void setExtension(Extension extension, const QVariant &variant);
- QVariant extension(const QVariant &variant) const;
-
-private:
- Q_DISABLE_COPY(QGraphicsLineItem)
- Q_DECLARE_PRIVATE(QGraphicsLineItem)
-};
-
-class QGraphicsPixmapItemPrivate;
-class Q_GUI_EXPORT QGraphicsPixmapItem : public QGraphicsItem
-{
-public:
- enum ShapeMode {
- MaskShape,
- BoundingRectShape,
- HeuristicMaskShape
- };
-
- QGraphicsPixmapItem(QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- QGraphicsPixmapItem(const QPixmap &pixmap, QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- ~QGraphicsPixmapItem();
-
- QPixmap pixmap() const;
- void setPixmap(const QPixmap &pixmap);
-
- Qt::TransformationMode transformationMode() const;
- void setTransformationMode(Qt::TransformationMode mode);
-
- QPointF offset() const;
- void setOffset(const QPointF &offset);
- inline void setOffset(qreal x, qreal y);
-
- QRectF boundingRect() const;
- QPainterPath shape() const;
- bool contains(const QPointF &point) const;
-
- void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
-
- bool isObscuredBy(const QGraphicsItem *item) const;
- QPainterPath opaqueArea() const;
-
- enum { Type = 7 };
- int type() const;
-
- ShapeMode shapeMode() const;
- void setShapeMode(ShapeMode mode);
-
-protected:
- bool supportsExtension(Extension extension) const;
- void setExtension(Extension extension, const QVariant &variant);
- QVariant extension(const QVariant &variant) const;
-
-private:
- Q_DISABLE_COPY(QGraphicsPixmapItem)
- Q_DECLARE_PRIVATE(QGraphicsPixmapItem)
-};
-
-inline void QGraphicsPixmapItem::setOffset(qreal ax, qreal ay)
-{ setOffset(QPointF(ax, ay)); }
-
-class QGraphicsTextItemPrivate;
-class QTextDocument;
-class QTextCursor;
-class Q_GUI_EXPORT QGraphicsTextItem : public QGraphicsObject
-{
- Q_OBJECT
- QDOC_PROPERTY(bool openExternalLinks READ openExternalLinks WRITE setOpenExternalLinks)
- QDOC_PROPERTY(QTextCursor textCursor READ textCursor WRITE setTextCursor)
-
-public:
- QGraphicsTextItem(QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- QGraphicsTextItem(const QString &text, QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- ~QGraphicsTextItem();
-
- QString toHtml() const;
- void setHtml(const QString &html);
-
- QString toPlainText() const;
- void setPlainText(const QString &text);
-
- QFont font() const;
- void setFont(const QFont &font);
-
- void setDefaultTextColor(const QColor &c);
- QColor defaultTextColor() const;
-
- QRectF boundingRect() const;
- QPainterPath shape() const;
- bool contains(const QPointF &point) const;
-
- void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
-
- bool isObscuredBy(const QGraphicsItem *item) const;
- QPainterPath opaqueArea() const;
-
- enum { Type = 8 };
- int type() const;
-
- void setTextWidth(qreal width);
- qreal textWidth() const;
-
- void adjustSize();
-
- void setDocument(QTextDocument *document);
- QTextDocument *document() const;
-
- void setTextInteractionFlags(Qt::TextInteractionFlags flags);
- Qt::TextInteractionFlags textInteractionFlags() const;
-
- void setTabChangesFocus(bool b);
- bool tabChangesFocus() const;
-
- void setOpenExternalLinks(bool open);
- bool openExternalLinks() const;
-
- void setTextCursor(const QTextCursor &cursor);
- QTextCursor textCursor() const;
-
-Q_SIGNALS:
- void linkActivated(const QString &);
- void linkHovered(const QString &);
-
-protected:
- bool sceneEvent(QEvent *event);
- void mousePressEvent(QGraphicsSceneMouseEvent *event);
- void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
- void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
- void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
- void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);
- void keyPressEvent(QKeyEvent *event);
- void keyReleaseEvent(QKeyEvent *event);
- void focusInEvent(QFocusEvent *event);
- void focusOutEvent(QFocusEvent *event);
- void dragEnterEvent(QGraphicsSceneDragDropEvent *event);
- void dragLeaveEvent(QGraphicsSceneDragDropEvent *event);
- void dragMoveEvent(QGraphicsSceneDragDropEvent *event);
- void dropEvent(QGraphicsSceneDragDropEvent *event);
- void inputMethodEvent(QInputMethodEvent *event);
- void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
- void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
- void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
-
- QVariant inputMethodQuery(Qt::InputMethodQuery query) const;
-
- bool supportsExtension(Extension extension) const;
- void setExtension(Extension extension, const QVariant &variant);
- QVariant extension(const QVariant &variant) const;
-
-private:
- Q_DISABLE_COPY(QGraphicsTextItem)
- Q_PRIVATE_SLOT(dd, void _q_updateBoundingRect(const QSizeF &))
- Q_PRIVATE_SLOT(dd, void _q_update(QRectF))
- Q_PRIVATE_SLOT(dd, void _q_ensureVisible(QRectF))
- QGraphicsTextItemPrivate *dd;
- friend class QGraphicsTextItemPrivate;
-};
-
-class QGraphicsSimpleTextItemPrivate;
-class Q_GUI_EXPORT QGraphicsSimpleTextItem : public QAbstractGraphicsShapeItem
-{
-public:
- QGraphicsSimpleTextItem(QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- QGraphicsSimpleTextItem(const QString &text, QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- ~QGraphicsSimpleTextItem();
-
- void setText(const QString &text);
- QString text() const;
-
- void setFont(const QFont &font);
- QFont font() const;
-
- QRectF boundingRect() const;
- QPainterPath shape() const;
- bool contains(const QPointF &point) const;
-
- void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
-
- bool isObscuredBy(const QGraphicsItem *item) const;
- QPainterPath opaqueArea() const;
-
- enum { Type = 9 };
- int type() const;
-
-protected:
- bool supportsExtension(Extension extension) const;
- void setExtension(Extension extension, const QVariant &variant);
- QVariant extension(const QVariant &variant) const;
-
-private:
- Q_DISABLE_COPY(QGraphicsSimpleTextItem)
- Q_DECLARE_PRIVATE(QGraphicsSimpleTextItem)
-};
-
-class QGraphicsItemGroupPrivate;
-class Q_GUI_EXPORT QGraphicsItemGroup : public QGraphicsItem
-{
-public:
- QGraphicsItemGroup(QGraphicsItem *parent = 0
-#ifndef Q_QDOC
- // ### obsolete argument
- , QGraphicsScene *scene = 0
-#endif
- );
- ~QGraphicsItemGroup();
-
- void addToGroup(QGraphicsItem *item);
- void removeFromGroup(QGraphicsItem *item);
-
- QRectF boundingRect() const;
- void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
-
- bool isObscuredBy(const QGraphicsItem *item) const;
- QPainterPath opaqueArea() const;
-
- enum { Type = 10 };
- int type() const;
-
-private:
- Q_DISABLE_COPY(QGraphicsItemGroup)
- Q_DECLARE_PRIVATE(QGraphicsItemGroup)
-};
-
-template <class T> inline T qgraphicsitem_cast(QGraphicsItem *item)
-{
- return int(static_cast<T>(0)->Type) == int(QGraphicsItem::Type)
- || (item && int(static_cast<T>(0)->Type) == item->type()) ? static_cast<T>(item) : 0;
-}
-
-template <class T> inline T qgraphicsitem_cast(const QGraphicsItem *item)
-{
- return int(static_cast<T>(0)->Type) == int(QGraphicsItem::Type)
- || (item && int(static_cast<T>(0)->Type) == item->type()) ? static_cast<T>(item) : 0;
-}
-
-#ifndef QT_NO_DEBUG_STREAM
-Q_GUI_EXPORT QDebug operator<<(QDebug debug, QGraphicsItem *item);
-Q_GUI_EXPORT QDebug operator<<(QDebug debug, QGraphicsObject *item);
-Q_GUI_EXPORT QDebug operator<<(QDebug debug, QGraphicsItem::GraphicsItemChange change);
-Q_GUI_EXPORT QDebug operator<<(QDebug debug, QGraphicsItem::GraphicsItemFlag flag);
-Q_GUI_EXPORT QDebug operator<<(QDebug debug, QGraphicsItem::GraphicsItemFlags flags);
-#endif
-
-QT_END_NAMESPACE
-
-Q_DECLARE_METATYPE(QGraphicsItem *)
-Q_DECLARE_METATYPE(QGraphicsScene *)
-
-QT_BEGIN_NAMESPACE
-
-#endif // QT_NO_GRAPHICSVIEW
-
-QT_END_NAMESPACE
-
-QT_END_HEADER
-
-#endif // QGRAPHICSITEM_H
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-25 03:57:00 +0000