974c210835
- Renamed LICENSE.LGPL to LICENSE.LGPLv21 - Added LICENSE.LGPLv3 - Removed LICENSE.GPL Change-Id: Iec3406e3eb3f133be549092015cefe33d259a3f2 Reviewed-by: Iikka Eklund <iikka.eklund@digia.com>
92 lines
2.9 KiB
C++
92 lines
2.9 KiB
C++
/****************************************************************************
|
|
**
|
|
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
|
|
** Contact: http://www.qt-project.org/legal
|
|
**
|
|
** This file is part of the test suite of the Qt Toolkit.
|
|
**
|
|
** $QT_BEGIN_LICENSE:LGPL21$
|
|
** 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 Digia. For licensing terms and
|
|
** conditions see http://qt.digia.com/licensing. For further information
|
|
** use the contact form at http://qt.digia.com/contact-us.
|
|
**
|
|
** 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 or version 3 as published by the Free
|
|
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
|
|
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
|
|
** following information to ensure the GNU Lesser General Public License
|
|
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
|
|
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
|
|
**
|
|
** In addition, as a special exception, Digia gives you certain additional
|
|
** rights. These rights are described in the Digia Qt LGPL Exception
|
|
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
|
|
**
|
|
** $QT_END_LICENSE$
|
|
**
|
|
****************************************************************************/
|
|
|
|
|
|
#include <QtTest/QtTest>
|
|
|
|
#include <qpolygon.h>
|
|
#include <qpainterpath.h>
|
|
#include <math.h>
|
|
|
|
#include <qpainter.h>
|
|
|
|
class tst_QPolygon : public QObject
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
tst_QPolygon();
|
|
|
|
private slots:
|
|
void makeEllipse();
|
|
void swap();
|
|
};
|
|
|
|
tst_QPolygon::tst_QPolygon()
|
|
{
|
|
}
|
|
|
|
void tst_QPolygon::makeEllipse()
|
|
{
|
|
// create an ellipse with R1 = R2 = R, i.e. a circle
|
|
QPolygon pa;
|
|
const int R = 50; // radius
|
|
QPainterPath path;
|
|
path.addEllipse(0, 0, 2*R, 2*R);
|
|
pa = path.toSubpathPolygons().at(0).toPolygon();
|
|
|
|
int i;
|
|
// make sure that all points are R+-1 away from the center
|
|
bool err = false;
|
|
for (i = 1; i < pa.size(); i++) {
|
|
QPoint p = pa.at(i);
|
|
double r = sqrt(pow(double(p.x() - R), 2.0) + pow(double(p.y() - R), 2.0));
|
|
// ### too strict ? at least from visual inspection it looks
|
|
// quite odd around the main axes. 2.0 passes easily.
|
|
err |= (qAbs(r - double(R)) > 2.0);
|
|
}
|
|
QVERIFY( !err );
|
|
}
|
|
|
|
void tst_QPolygon::swap()
|
|
{
|
|
QPolygon p1(QVector<QPoint>() << QPoint(0,0) << QPoint(10,10) << QPoint(-10,10));
|
|
QPolygon p2(QVector<QPoint>() << QPoint(0,0) << QPoint( 0,10) << QPoint( 10,10) << QPoint(10,0));
|
|
p1.swap(p2);
|
|
QCOMPARE(p1.count(),4);
|
|
QCOMPARE(p2.count(),3);
|
|
}
|
|
|
|
QTEST_APPLESS_MAIN(tst_QPolygon)
|
|
#include "tst_qpolygon.moc"
|