qt5base-lts/tests/auto/widgets/graphicsview/qgraphicsitemanimation/tst_qgraphicsitemanimation.cpp

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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the test suite of the Qt Toolkit.
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** file. Please review the following information to ensure the GNU Lesser
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** GNU General Public License Usage
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** Public License version 3.0 as published by the Free Software Foundation
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** file. Please review the following information to ensure the GNU General
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****************************************************************************/
#include <QtTest/QtTest>
#include <qgraphicsitemanimation.h>
#include <QtCore/qtimeline.h>
#include <QtGui/qmatrix.h>
class tst_QGraphicsItemAnimation : public QObject
{
Q_OBJECT
private slots:
void construction();
void linearMove();
void linearRotation();
void checkReturnedLists();
void overwriteValueForStep();
void setTimeLine();
};
void tst_QGraphicsItemAnimation::construction()
{
QGraphicsItemAnimation animation;
QVERIFY(!animation.item());
QVERIFY(!animation.timeLine());
QCOMPARE(animation.posAt(0), QPointF());
QCOMPARE(animation.posAt(0.5), QPointF());
QCOMPARE(animation.posAt(1), QPointF());
QCOMPARE(animation.matrixAt(0), QMatrix());
QCOMPARE(animation.matrixAt(0.5), QMatrix());
QCOMPARE(animation.matrixAt(1), QMatrix());
QCOMPARE(animation.rotationAt(0), qreal(0.0));
QCOMPARE(animation.rotationAt(0.5), qreal(0.0));
QCOMPARE(animation.rotationAt(1), qreal(0.0));
QCOMPARE(animation.xTranslationAt(0), qreal(0.0));
QCOMPARE(animation.xTranslationAt(0.5), qreal(0.0));
QCOMPARE(animation.xTranslationAt(1), qreal(0.0));
QCOMPARE(animation.yTranslationAt(0), qreal(0.0));
QCOMPARE(animation.yTranslationAt(0.5), qreal(0.0));
QCOMPARE(animation.yTranslationAt(1), qreal(0.0));
QCOMPARE(animation.verticalScaleAt(0), qreal(1.0));
QCOMPARE(animation.horizontalScaleAt(0), qreal(1.0));
QCOMPARE(animation.verticalShearAt(0), qreal(0.0));
QCOMPARE(animation.horizontalShearAt(0), qreal(0.0));
animation.clear(); // don't crash
}
void tst_QGraphicsItemAnimation::linearMove()
{
QGraphicsItemAnimation animation;
for (int i = 0; i <= 10; ++i) {
QCOMPARE(animation.posAt(i / 10.0).x(), qreal(0));
QCOMPARE(animation.posAt(i / 10.0).y(), qreal(0));
}
animation.setPosAt(1, QPointF(10, -10));
for (int i = 0; i <= 10; ++i) {
QCOMPARE(animation.posAt(i / 10.0).x(), qreal(i));
QCOMPARE(animation.posAt(i / 10.0).y(), qreal(-i));
}
animation.setPosAt(2, QPointF(10, -10));
QCOMPARE(animation.posAt(11).x(), qreal(10));
}
void tst_QGraphicsItemAnimation::linearRotation()
{
QGraphicsItemAnimation animation;
animation.setRotationAt(1, 1);
for (int i = 0; i <= 10; ++i)
QCOMPARE(animation.rotationAt(i / 10.0), qreal(i / 10.0));
}
void tst_QGraphicsItemAnimation::checkReturnedLists()
{
QGraphicsItemAnimation animation;
animation.setPosAt(1.0, QPointF(10, -10));
animation.setPosAt(0.5, QPointF(5, -5));
animation.setRotationAt(0.3, 2.3);
animation.setTranslationAt(0.3, 15, 15);
animation.setScaleAt(0.3, 2.5, 1.8);
animation.setShearAt(0.3, 5, 5);
QCOMPARE(animation.posList().at(0), (QPair<qreal, QPointF>(0.5, QPointF(5, -5))));
QCOMPARE(animation.posList().at(1), (QPair<qreal, QPointF>(1.0, QPointF(10, -10))));
QCOMPARE(animation.rotationList().at(0), (QPair<qreal, qreal>(0.3, 2.3)));
QCOMPARE(animation.translationList().at(0), (QPair<qreal, QPointF>(0.3, QPointF(15, 15))));
QCOMPARE(animation.scaleList().at(0), (QPair<qreal, QPointF>(0.3, QPointF(2.5, 1.8))));
QCOMPARE(animation.shearList().at(0), (QPair<qreal, QPointF>(0.3, QPointF(5, 5))));
QCOMPARE(animation.posList().size(), 2);
QCOMPARE(animation.rotationList().size(), 1);
QCOMPARE(animation.translationList().size(), 1);
QCOMPARE(animation.scaleList().size(), 1);
QCOMPARE(animation.shearList().size(), 1);
}
void tst_QGraphicsItemAnimation::overwriteValueForStep()
{
QGraphicsItemAnimation animation;
for (int i=0; i<3; i++){
animation.setPosAt(0.3, QPointF(3, -3.1));
animation.setRotationAt(0.3, 2.3);
animation.setTranslationAt(0.3, 15, 15);
animation.setScaleAt(0.3, 2.5, 1.8);
animation.setShearAt(0.3, 5, 5);
QCOMPARE(animation.posList().size(), 1);
QCOMPARE(animation.rotationList().size(), 1);
QCOMPARE(animation.translationList().size(), 1);
QCOMPARE(animation.scaleList().size(), 1);
QCOMPARE(animation.shearList().size(), 1);
}
}
void tst_QGraphicsItemAnimation::setTimeLine()
{
QGraphicsItemAnimation animation;
QCOMPARE(animation.timeLine(), (QTimeLine *)0);
QPointer<QTimeLine> line1 = new QTimeLine;
animation.setTimeLine(line1);
QCOMPARE(animation.timeLine(), (QTimeLine *)line1);
animation.setTimeLine(line1);
QVERIFY(line1);
QCOMPARE(animation.timeLine(), (QTimeLine *)line1);
animation.setTimeLine(0);
QCOMPARE(animation.timeLine(), (QTimeLine *)0);
QVERIFY(!line1);
QTimeLine *line2 = new QTimeLine;
animation.setTimeLine(line2);
QCOMPARE(animation.timeLine(), (QTimeLine *)line2);
delete line2;
QCOMPARE(animation.timeLine(), (QTimeLine *)0);
}
QTEST_MAIN(tst_QGraphicsItemAnimation)
#include "tst_qgraphicsitemanimation.moc"