/**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the test suite module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 3 as published by the Free Software ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT ** included in the packaging of this file. Please review the following ** information to ensure the GNU General Public License requirements will ** be met: https://www.gnu.org/licenses/gpl-3.0.html. ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include #include #include #include class tst_QGraphicsItem : public QObject { Q_OBJECT public: tst_QGraphicsItem(); virtual ~tst_QGraphicsItem(); public slots: void initTestCase(); void init(); void cleanup(); private slots: void setParentItem(); void setParentItem_deep(); void setParentItem_deep_reversed(); void deleteItemWithManyChildren(); void setPos_data(); void setPos(); void setTransform_data(); void setTransform(); void rotate(); void scale(); void shear(); void translate(); }; tst_QGraphicsItem::tst_QGraphicsItem() { } tst_QGraphicsItem::~tst_QGraphicsItem() { } static inline void processEvents() { QApplication::processEvents(); QApplication::processEvents(); } void tst_QGraphicsItem::initTestCase() { processEvents(); QTest::qWait(1500); processEvents(); } void tst_QGraphicsItem::init() { processEvents(); } 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.childItems().first(); first->setParentItem(0); } } void tst_QGraphicsItem::setParentItem_deep_reversed() { QBENCHMARK { QGraphicsRectItem *lastRect = new QGraphicsRectItem; for (int i = 0; i < 100; ++i) { QGraphicsRectItem *parentRect = new QGraphicsRectItem; lastRect->setParentItem(parentRect); lastRect = parentRect; } delete lastRect; } } 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)); processEvents(); QBENCHMARK { rect->setPos(10, 10); } } void tst_QGraphicsItem::setTransform_data() { QTest::addColumn("transform"); 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)); processEvents(); QBENCHMARK { item->setTransform(transform); } } void tst_QGraphicsItem::rotate() { QGraphicsScene scene; QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100)); processEvents(); const QTransform rotate(QTransform().rotate(45)); QBENCHMARK { item->setTransform(rotate, true); } } void tst_QGraphicsItem::scale() { QGraphicsScene scene; QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100)); processEvents(); const QTransform scale(QTransform::fromScale(2, 2)); QBENCHMARK { item->setTransform(scale, true); } } void tst_QGraphicsItem::shear() { QGraphicsScene scene; QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100)); processEvents(); const QTransform shear = QTransform().shear(1.5, 1.5); QBENCHMARK { item->setTransform(shear, true); } } void tst_QGraphicsItem::translate() { QGraphicsScene scene; QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100)); processEvents(); const QTransform translate = QTransform::fromTranslate(100, 100); QBENCHMARK { item->setTransform(translate, true); } } QTEST_MAIN(tst_QGraphicsItem) #include "tst_qgraphicsitem.moc"