f9f395c28b
Updated version of LGPL and FDL licenseheaders. Apply release phase licenseheaders for all source files. Reviewed-by: Trust Me
106 lines
3.1 KiB
C++
106 lines
3.1 KiB
C++
/****************************************************************************
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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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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** 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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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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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 <qpolygon.h>
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#include <qpainterpath.h>
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#include <math.h>
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#include <qpainter.h>
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#include <qdialog.h>
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//TESTED_CLASS=
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//TESTED_FILES=gui/painting/qpolygon.h gui/painting/qpolygon.cpp
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class tst_QPolygon : public QObject
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{
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Q_OBJECT
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public:
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tst_QPolygon();
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private slots:
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void makeEllipse();
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void swap();
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};
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tst_QPolygon::tst_QPolygon()
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{
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}
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void tst_QPolygon::makeEllipse()
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{
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// create an ellipse with R1 = R2 = R, i.e. a circle
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QPolygon pa;
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const int R = 50; // radius
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QPainterPath path;
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path.addEllipse(0, 0, 2*R, 2*R);
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pa = path.toSubpathPolygons().at(0).toPolygon();
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int i;
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// make sure that all points are R+-1 away from the center
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bool err = FALSE;
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for (i = 1; i < pa.size(); i++) {
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QPoint p = pa.at( i );
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double r = sqrt( pow( double(p.x() - R), 2.0 ) + pow( double(p.y() - R), 2.0 ) );
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// ### too strict ? at least from visual inspection it looks
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// quite odd around the main axes. 2.0 passes easily.
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err |= ( qAbs( r - double(R) ) > 2.0 );
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}
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QVERIFY( !err );
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}
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void tst_QPolygon::swap()
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{
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QPolygon p1(QVector<QPoint>() << QPoint(0,0) << QPoint(10,10) << QPoint(-10,10));
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QPolygon p2(QVector<QPoint>() << QPoint(0,0) << QPoint( 0,10) << QPoint( 10,10) << QPoint(10,0));
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p1.swap(p2);
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QCOMPARE(p1.count(),4);
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QCOMPARE(p2.count(),3);
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}
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QTEST_APPLESS_MAIN(tst_QPolygon)
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#include "tst_qpolygon.moc"
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