377 lines
10 KiB
C++
377 lines
10 KiB
C++
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/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtTest/QtTest>
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#include <QtGui/qgraphicsscene.h>
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#include <private/qgraphicsscenebsptreeindex_p.h>
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#include <private/qgraphicssceneindex_p.h>
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#include <private/qgraphicsscenelinearindex_p.h>
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#include "../../shared/util.h"
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//TESTED_CLASS=
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//TESTED_FILES=
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class tst_QGraphicsSceneIndex : public QObject
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{
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Q_OBJECT
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public slots:
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void initTestCase();
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private slots:
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void customIndex_data();
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void customIndex();
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void scatteredItems_data();
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void scatteredItems();
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void overlappedItems_data();
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void overlappedItems();
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void movingItems_data();
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void movingItems();
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void connectedToSceneRectChanged();
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void items();
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void removeItems();
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void clear();
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private:
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void common_data();
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QGraphicsSceneIndex *createIndex(const QString &name);
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};
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void tst_QGraphicsSceneIndex::initTestCase()
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{
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}
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void tst_QGraphicsSceneIndex::common_data()
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{
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QTest::addColumn<QString>("indexMethod");
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QTest::newRow("BSP") << QString("bsp");
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QTest::newRow("Linear") << QString("linear");
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}
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QGraphicsSceneIndex *tst_QGraphicsSceneIndex::createIndex(const QString &indexMethod)
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{
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QGraphicsSceneIndex *index = 0;
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QGraphicsScene *scene = new QGraphicsScene();
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if (indexMethod == "bsp")
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index = new QGraphicsSceneBspTreeIndex(scene);
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if (indexMethod == "linear")
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index = new QGraphicsSceneLinearIndex(scene);
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return index;
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}
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void tst_QGraphicsSceneIndex::customIndex_data()
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{
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common_data();
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}
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void tst_QGraphicsSceneIndex::customIndex()
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{
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#if 0
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QFETCH(QString, indexMethod);
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QGraphicsSceneIndex *index = createIndex(indexMethod);
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QGraphicsScene scene;
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scene.setSceneIndex(index);
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scene.addRect(0, 0, 30, 40);
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QCOMPARE(scene.items(QRectF(0, 0, 10, 10)).count(), 1);
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#endif
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}
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void tst_QGraphicsSceneIndex::scatteredItems_data()
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{
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common_data();
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}
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void tst_QGraphicsSceneIndex::scatteredItems()
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{
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QFETCH(QString, indexMethod);
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QGraphicsScene scene;
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#if 1
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scene.setItemIndexMethod(indexMethod == "linear" ? QGraphicsScene::NoIndex : QGraphicsScene::BspTreeIndex);
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#else
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QGraphicsSceneIndex *index = createIndex(indexMethod);
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scene.setSceneIndex(index);
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#endif
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for (int i = 0; i < 10; ++i)
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scene.addRect(i*50, i*50, 40, 35);
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QCOMPARE(scene.items(QPointF(5, 5)).count(), 1);
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QCOMPARE(scene.items(QPointF(55, 55)).count(), 1);
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QCOMPARE(scene.items(QPointF(-100, -100)).count(), 0);
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QCOMPARE(scene.items(QRectF(0, 0, 10, 10)).count(), 1);
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QCOMPARE(scene.items(QRectF(0, 0, 1000, 1000)).count(), 10);
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QCOMPARE(scene.items(QRectF(-100, -1000, 0, 0)).count(), 0);
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}
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void tst_QGraphicsSceneIndex::overlappedItems_data()
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{
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common_data();
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}
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void tst_QGraphicsSceneIndex::overlappedItems()
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{
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QFETCH(QString, indexMethod);
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QGraphicsScene scene;
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#if 1
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scene.setItemIndexMethod(indexMethod == "linear" ? QGraphicsScene::NoIndex : QGraphicsScene::BspTreeIndex);
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#else
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QGraphicsSceneIndex *index = createIndex(indexMethod);
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scene.setSceneIndex(index);
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#endif
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for (int i = 0; i < 10; ++i)
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for (int j = 0; j < 10; ++j)
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scene.addRect(i*50, j*50, 200, 200);
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QCOMPARE(scene.items(QPointF(5, 5)).count(), 1);
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QCOMPARE(scene.items(QPointF(55, 55)).count(), 4);
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QCOMPARE(scene.items(QPointF(105, 105)).count(), 9);
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QCOMPARE(scene.items(QPointF(-100, -100)).count(), 0);
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QCOMPARE(scene.items(QRectF(0, 0, 1000, 1000)).count(), 100);
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QCOMPARE(scene.items(QRectF(-100, -1000, 0, 0)).count(), 0);
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QCOMPARE(scene.items(QRectF(0, 0, 200, 200)).count(), 16);
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QCOMPARE(scene.items(QRectF(0, 0, 100, 100)).count(), 4);
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QCOMPARE(scene.items(QRectF(0, 0, 1, 100)).count(), 2);
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QCOMPARE(scene.items(QRectF(0, 0, 1, 1000)).count(), 10);
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}
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void tst_QGraphicsSceneIndex::movingItems_data()
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{
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common_data();
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}
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void tst_QGraphicsSceneIndex::movingItems()
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{
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QFETCH(QString, indexMethod);
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QGraphicsScene scene;
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#if 1
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scene.setItemIndexMethod(indexMethod == "linear" ? QGraphicsScene::NoIndex : QGraphicsScene::BspTreeIndex);
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#else
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QGraphicsSceneIndex *index = createIndex(indexMethod);
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scene.setSceneIndex(index);
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#endif
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for (int i = 0; i < 10; ++i)
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scene.addRect(i*50, i*50, 40, 35);
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QGraphicsRectItem *box = scene.addRect(0, 0, 10, 10);
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QCOMPARE(scene.items(QPointF(5, 5)).count(), 2);
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QCOMPARE(scene.items(QPointF(-1, -1)).count(), 0);
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QCOMPARE(scene.items(QRectF(0, 0, 5, 5)).count(), 2);
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box->setPos(10, 10);
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QCOMPARE(scene.items(QPointF(9, 9)).count(), 1);
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QCOMPARE(scene.items(QPointF(15, 15)).count(), 2);
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QCOMPARE(scene.items(QRectF(0, 0, 1, 1)).count(), 1);
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box->setPos(-5, -5);
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QCOMPARE(scene.items(QPointF(-1, -1)).count(), 1);
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QCOMPARE(scene.items(QRectF(0, 0, 1, 1)).count(), 2);
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QCOMPARE(scene.items(QRectF(0, 0, 1000, 1000)).count(), 11);
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}
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void tst_QGraphicsSceneIndex::connectedToSceneRectChanged()
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{
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class MyScene : public QGraphicsScene
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{
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public:
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#ifdef Q_CC_RVCT
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//using keyword doesn't change visibility to public in RVCT2.2 compiler
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inline int receivers(const char* signal) const
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{
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return QGraphicsScene::receivers(signal);
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}
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#else
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using QGraphicsScene::receivers;
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#endif
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};
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MyScene scene; // Uses QGraphicsSceneBspTreeIndex by default.
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QCOMPARE(scene.receivers(SIGNAL(sceneRectChanged(const QRectF&))), 1);
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scene.setItemIndexMethod(QGraphicsScene::NoIndex); // QGraphicsSceneLinearIndex
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QCOMPARE(scene.receivers(SIGNAL(sceneRectChanged(const QRectF&))), 1);
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}
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void tst_QGraphicsSceneIndex::items()
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{
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QGraphicsScene scene;
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QGraphicsItem *item1 = scene.addRect(0, 0, 10, 10);
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QGraphicsItem *item2 = scene.addRect(10, 10, 10, 10);
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QCOMPARE(scene.items().size(), 2);
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// Move from unindexed items into bsp tree.
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QTest::qWait(50);
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QCOMPARE(scene.items().size(), 2);
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// Add untransformable item.
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QGraphicsItem *item3 = new QGraphicsRectItem(QRectF(20, 20, 10, 10));
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item3->setFlag(QGraphicsItem::ItemIgnoresTransformations);
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scene.addItem(item3);
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QCOMPARE(scene.items().size(), 3);
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// Move from unindexed items into untransformable items.
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QTest::qWait(50);
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QCOMPARE(scene.items().size(), 3);
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// Move from untransformable items into unindexed items.
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item3->setFlag(QGraphicsItem::ItemIgnoresTransformations, false);
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QCOMPARE(scene.items().size(), 3);
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QTest::qWait(50);
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QCOMPARE(scene.items().size(), 3);
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// Make all items untransformable.
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item1->setFlag(QGraphicsItem::ItemIgnoresTransformations);
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item2->setParentItem(item1);
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item3->setParentItem(item2);
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QCOMPARE(scene.items().size(), 3);
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// Move from unindexed items into untransformable items.
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QTest::qWait(50);
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QCOMPARE(scene.items().size(), 3);
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}
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class RectWidget : public QGraphicsWidget
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{
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Q_OBJECT
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public:
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RectWidget(QGraphicsItem *parent = 0) : QGraphicsWidget(parent)
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{
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}
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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painter->setBrush(brush);
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painter->drawRect(boundingRect());
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}
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public:
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QBrush brush;
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};
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void tst_QGraphicsSceneIndex::removeItems()
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{
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QGraphicsScene scene;
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RectWidget *parent = new RectWidget;
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parent->brush = QBrush(QColor(Qt::magenta));
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parent->setGeometry(250, 250, 400, 400);
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RectWidget *widget = new RectWidget(parent);
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widget->brush = QBrush(QColor(Qt::blue));
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widget->setGeometry(10, 10, 200, 200);
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RectWidget *widgetChild1 = new RectWidget(widget);
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widgetChild1->brush = QBrush(QColor(Qt::green));
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widgetChild1->setGeometry(20, 20, 100, 100);
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RectWidget *widgetChild2 = new RectWidget(widgetChild1);
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widgetChild2->brush = QBrush(QColor(Qt::yellow));
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widgetChild2->setGeometry(25, 25, 50, 50);
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scene.addItem(parent);
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QGraphicsView view(&scene);
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view.resize(600, 600);
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view.show();
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QApplication::setActiveWindow(&view);
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QTest::qWaitForWindowShown(&view);
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QApplication::processEvents();
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scene.removeItem(widgetChild1);
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delete widgetChild1;
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//We move the parent
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scene.items(295, 295, 50, 50);
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//This should not crash
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}
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void tst_QGraphicsSceneIndex::clear()
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{
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class MyItem : public QGraphicsItem
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{
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public:
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MyItem(QGraphicsItem *parent = 0) : QGraphicsItem(parent), numPaints(0) {}
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int numPaints;
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protected:
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QRectF boundingRect() const { return QRectF(0, 0, 10, 10); }
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *)
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{ ++numPaints; }
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};
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QGraphicsScene scene;
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scene.setSceneRect(0, 0, 100, 100);
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scene.addItem(new MyItem);
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QGraphicsView view(&scene);
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view.show();
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#ifdef Q_WS_X11
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qt_x11_wait_for_window_manager(&view);
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#endif
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QTest::qWait(250);
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scene.clear();
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// Make sure the index is re-generated after QGraphicsScene::clear();
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// otherwise no items will be painted.
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MyItem *item = new MyItem;
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scene.addItem(item);
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qApp->processEvents();
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QTRY_COMPARE(item->numPaints, 1);
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}
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QTEST_MAIN(tst_QGraphicsSceneIndex)
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#include "tst_qgraphicssceneindex.moc"
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