/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the test suite module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the either Technology Preview License Agreement or the ** Beta Release License Agreement. ** ** GNU Lesser General Public License Usage ** Alternatively, 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 1.0, 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. ** ** If you are unsure which license is appropriate for your use, please ** contact the sales department at http://qt.nokia.com/contact. ** $QT_END_LICENSE$ ** ****************************************************************************/ #include #include #include #include //TESTED_FILES= class tst_QGraphicsItem : public QObject { Q_OBJECT public: tst_QGraphicsItem(); virtual ~tst_QGraphicsItem(); public slots: void init(); void cleanup(); private slots: void setParentItem(); void setParentItem_deep(); void deleteItemWithManyChildren(); void setPos_data(); void setPos(); void setTransform_data(); void setTransform(); void rotate(); void scale(); void shear(); void translate(); void setRotation(); }; tst_QGraphicsItem::tst_QGraphicsItem() { } tst_QGraphicsItem::~tst_QGraphicsItem() { } void tst_QGraphicsItem::init() { } void tst_QGraphicsItem::cleanup() { } void tst_QGraphicsItem::setParentItem() { QBENCHMARK { QGraphicsRectItem rect; QGraphicsRectItem *childRect = new QGraphicsRectItem; childRect->setParentItem(&rect); } } void tst_QGraphicsItem::setParentItem_deep() { QBENCHMARK { QGraphicsRectItem rect; QGraphicsRectItem *lastRect = ▭ for (int i = 0; i < 10; ++i) { QGraphicsRectItem *childRect = new QGraphicsRectItem; childRect->setParentItem(lastRect); lastRect = childRect; } QGraphicsItem *first = rect.children().first(); first->setParentItem(0); } } void tst_QGraphicsItem::deleteItemWithManyChildren() { QBENCHMARK { QGraphicsRectItem *rect = new QGraphicsRectItem; for (int i = 0; i < 1000; ++i) new QGraphicsRectItem(rect); delete rect; } } void tst_QGraphicsItem::setPos_data() { QTest::addColumn("pos"); QTest::newRow("0, 0") << QPointF(0, 0); QTest::newRow("10, 10") << QPointF(10, 10); QTest::newRow("-10, -10") << QPointF(-10, -10); } void tst_QGraphicsItem::setPos() { QFETCH(QPointF, pos); QGraphicsScene scene; QGraphicsRectItem *rect = scene.addRect(QRectF(0, 0, 100, 100)); QBENCHMARK { rect->setPos(10, 10); rect->transform(); // prevent lazy optimizing } } void tst_QGraphicsItem::setTransform_data() { QTest::addColumn("transform"); QTest::newRow("id") << QTransform(); QTest::newRow("rotate 45z") << QTransform().rotate(45); QTest::newRow("scale 2x2") << QTransform().scale(2, 2); QTest::newRow("translate 100, 100") << QTransform().translate(100, 100); QTest::newRow("rotate 45x 45y 45z") << QTransform().rotate(45, Qt::XAxis) .rotate(45, Qt::YAxis).rotate(45, Qt::ZAxis); } void tst_QGraphicsItem::setTransform() { QFETCH(QTransform, transform); QGraphicsScene scene; QGraphicsRectItem *item = scene.addRect(QRectF(0, 0, 100, 100)); QBENCHMARK { item->setTransform(transform); item->transform(); // prevent lazy optimizing } } void tst_QGraphicsItem::rotate() { QGraphicsScene scene; QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100)); QBENCHMARK { item->rotate(45); item->transform(); // prevent lazy optimizing } } void tst_QGraphicsItem::scale() { QGraphicsScene scene; QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100)); QBENCHMARK { item->scale(2, 2); item->transform(); // prevent lazy optimizing } } void tst_QGraphicsItem::shear() { QGraphicsScene scene; QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100)); QBENCHMARK { item->shear(1.5, 1.5); item->transform(); // prevent lazy optimizing } } void tst_QGraphicsItem::translate() { QGraphicsScene scene; QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100)); QBENCHMARK { item->translate(100, 100); item->transform(); // prevent lazy optimizing } } void tst_QGraphicsItem::setRotation() { QGraphicsScene scene; QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100)); QBENCHMARK { item->setRotation(45); item->transform(); // prevent lazy optimizing } } QTEST_MAIN(tst_QGraphicsItem) #include "tst_qgraphicsitem.moc"