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authorAlexis Menard <alexis.menard@nokia.com>2009-06-16 11:46:43 (GMT)
committerAlexis Menard <alexis.menard@nokia.com>2009-06-16 11:46:43 (GMT)
commit8dee7b0c5be293f4b8ebafcae6baa052ca92f1d0 (patch)
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+#include "qgraphicsscenelinearindex_p.h"
+
+/*!
+ \class QGraphicsSceneLinearIndex
+ \brief The QGraphicsSceneLinearIndex class provides an implementation of
+ a linear indexing algorithm for discovering items in QGraphicsScene.
+ \since 4.6
+ \ingroup multimedia
+ \ingroup graphicsview-api
+ \mainclass
+
+ QGraphicsSceneLinearIndex index is default linear implementation to discover items.
+ It basically store all items in a list and return them to the scene.
+
+ \sa QGraphicsScene, QGraphicsView, QGraphicsSceneIndex, QGraphicsSceneBspTreeIndex
+*/
+
+/*!
+ \fn QGraphicsSceneLinearIndex::QGraphicsSceneLinearIndex(QGraphicsScene *scene = 0):
+
+ Construct a linear index for the given \a scene.
+*/
+
+/*!
+ \fn QList<QGraphicsItem *> QGraphicsSceneLinearIndex::items(Qt::SortOrder order = Qt::AscendingOrder) const;
+
+ Return all items in the index and sort them using \a order.
+*/
+
+
+/*!
+ \fn virtual QList<QGraphicsItem *> QGraphicsSceneLinearIndex::estimateItems(const QRectF &rect, Qt::SortOrder order, const QTransform &deviceTransform) const;
+
+ Returns an estimation visible items that are either inside or
+ intersect with the specified \a rect and return a list sorted using \a order.
+
+ \a deviceTransform is the transformation apply to the view.
+
+*/
+
+/*!
+ \fn QRectF QGraphicsSceneLinearIndex::indexedRect() const;
+ \reimp
+ Return the rect indexed by the the index.
+*/
+
+/*!
+ \fn void QGraphicsSceneLinearIndex::sceneRectChanged(const QRectF &rect);
+ \reimp
+ This method react to the \a rect change of the scene.
+*/
+
+/*!
+ \fn void QGraphicsSceneLinearIndex::clear();
+ \reimp
+ Clear the all the BSP index.
+*/
+
+/*!
+ \fn virtual void QGraphicsSceneLinearIndex::addItem(QGraphicsItem *item);
+
+ Add the \a item into the index.
+*/
+
+/*!
+ \fn virtual void QGraphicsSceneLinearIndex::removeItem(QGraphicsItem *item);
+
+ Add the \a item from the index.
+*/
+