mirror of
https://github.com/crystalidea/qt6windows7.git
synced 2024-12-06 02:50:17 +08:00
240 lines
5.5 KiB
C++
240 lines
5.5 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
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#include <qtest.h>
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#include <QGraphicsItem>
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#include <QGraphicsScene>
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#include <QGraphicsView>
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#include <QTextDocument>
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class tst_QGraphicsItem : public QObject
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{
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Q_OBJECT
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public:
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tst_QGraphicsItem();
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virtual ~tst_QGraphicsItem();
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public slots:
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void initTestCase();
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void init();
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void cleanup();
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private slots:
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void setParentItem();
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void setParentItem_deep();
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void setParentItem_deep_reversed();
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void deleteItemWithManyChildren();
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void setPos_data();
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void setPos();
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void setTransform_data();
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void setTransform();
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void rotate();
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void scale();
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void shear();
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void translate();
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void createTextItem();
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void createTextItemNoLayouting();
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};
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tst_QGraphicsItem::tst_QGraphicsItem()
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{
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}
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tst_QGraphicsItem::~tst_QGraphicsItem()
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{
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}
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static inline void processEvents()
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{
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QApplication::processEvents();
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QApplication::processEvents();
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}
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void tst_QGraphicsItem::initTestCase()
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{
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processEvents();
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QTest::qWait(1500);
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processEvents();
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}
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void tst_QGraphicsItem::init()
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{
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processEvents();
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}
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void tst_QGraphicsItem::cleanup()
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{
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}
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void tst_QGraphicsItem::setParentItem()
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{
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QBENCHMARK {
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QGraphicsRectItem rect;
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QGraphicsRectItem *childRect = new QGraphicsRectItem;
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childRect->setParentItem(&rect);
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}
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}
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void tst_QGraphicsItem::setParentItem_deep()
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{
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QBENCHMARK {
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QGraphicsRectItem rect;
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QGraphicsRectItem *lastRect = ▭
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for (int i = 0; i < 10; ++i) {
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QGraphicsRectItem *childRect = new QGraphicsRectItem;
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childRect->setParentItem(lastRect);
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lastRect = childRect;
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}
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QGraphicsItem *first = rect.childItems().first();
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first->setParentItem(0);
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}
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}
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void tst_QGraphicsItem::setParentItem_deep_reversed()
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{
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QBENCHMARK {
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QGraphicsRectItem *lastRect = new QGraphicsRectItem;
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for (int i = 0; i < 100; ++i) {
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QGraphicsRectItem *parentRect = new QGraphicsRectItem;
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lastRect->setParentItem(parentRect);
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lastRect = parentRect;
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}
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delete lastRect;
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}
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}
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void tst_QGraphicsItem::deleteItemWithManyChildren()
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{
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QBENCHMARK {
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QGraphicsRectItem *rect = new QGraphicsRectItem;
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for (int i = 0; i < 1000; ++i)
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new QGraphicsRectItem(rect);
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delete rect;
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}
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}
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void tst_QGraphicsItem::setPos_data()
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{
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QTest::addColumn<QPointF>("pos");
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QTest::newRow("0, 0") << QPointF(0, 0);
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QTest::newRow("10, 10") << QPointF(10, 10);
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QTest::newRow("-10, -10") << QPointF(-10, -10);
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}
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void tst_QGraphicsItem::setPos()
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{
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QFETCH(QPointF, pos);
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QGraphicsScene scene;
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QGraphicsRectItem *rect = scene.addRect(QRectF(0, 0, 100, 100));
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processEvents();
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QBENCHMARK {
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rect->setPos(pos);
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}
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}
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void tst_QGraphicsItem::setTransform_data()
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{
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QTest::addColumn<QTransform>("transform");
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QTest::newRow("rotate 45z") << QTransform().rotate(45);
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QTest::newRow("scale 2x2") << QTransform().scale(2, 2);
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QTest::newRow("translate 100, 100") << QTransform().translate(100, 100);
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QTest::newRow("rotate 45x 45y 45z") << QTransform().rotate(45, Qt::XAxis)
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.rotate(45, Qt::YAxis).rotate(45, Qt::ZAxis);
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}
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void tst_QGraphicsItem::setTransform()
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{
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QFETCH(QTransform, transform);
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QGraphicsScene scene;
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QGraphicsRectItem *item = scene.addRect(QRectF(0, 0, 100, 100));
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processEvents();
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QBENCHMARK {
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item->setTransform(transform);
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}
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}
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void tst_QGraphicsItem::rotate()
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{
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QGraphicsScene scene;
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QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100));
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processEvents();
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const QTransform rotate(QTransform().rotate(45));
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QBENCHMARK {
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item->setTransform(rotate, true);
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}
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}
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void tst_QGraphicsItem::scale()
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{
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QGraphicsScene scene;
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QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100));
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processEvents();
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const QTransform scale(QTransform::fromScale(2, 2));
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QBENCHMARK {
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item->setTransform(scale, true);
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}
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}
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void tst_QGraphicsItem::shear()
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{
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QGraphicsScene scene;
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QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100));
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processEvents();
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const QTransform shear = QTransform().shear(1.5, 1.5);
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QBENCHMARK {
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item->setTransform(shear, true);
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}
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}
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void tst_QGraphicsItem::translate()
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{
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QGraphicsScene scene;
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QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100));
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processEvents();
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const QTransform translate = QTransform::fromTranslate(100, 100);
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QBENCHMARK {
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item->setTransform(translate, true);
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}
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}
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void tst_QGraphicsItem::createTextItem()
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{
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// Ensure QFontDatabase loaded the font beforehand
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QFontInfo(qApp->font()).family();
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const QString text = "This is some text";
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QBENCHMARK {
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QGraphicsTextItem item(text);
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}
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}
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void tst_QGraphicsItem::createTextItemNoLayouting()
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{
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// Ensure QFontDatabase loaded the font beforehand
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QFontInfo(qApp->font()).family();
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const QString text = "This is some text";
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QBENCHMARK {
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QGraphicsTextItem item;
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item.document()->setLayoutEnabled(false);
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// Prepare everything
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item.setPlainText(text);
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QTextOption option = item.document()->defaultTextOption();
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option.setAlignment(Qt::AlignHCenter);
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item.document()->setDefaultTextOption(option);
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// And (in a real app) enable layouting here
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}
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}
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QTEST_MAIN(tst_QGraphicsItem)
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#include "tst_qgraphicsitem.moc"
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