424 lines
12 KiB
C++
424 lines
12 KiB
C++
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/****************************************************************************
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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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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: 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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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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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 "qbrush.h"
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#include <QPainter>
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#include <QBitmap>
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#include <qdebug.h>
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//TESTED_CLASS=
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//TESTED_FILES=
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class tst_QBrush : public QObject
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{
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Q_OBJECT
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public:
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tst_QBrush();
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private slots:
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void operator_eq_eq();
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void operator_eq_eq_data();
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void stream();
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void stream_data();
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void badStyles();
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void testQLinearGradientSetters();
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void testQRadialGradientSetters();
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void testQConicalGradientSetters();
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void testQGradientCopyConstructor();
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void gradientStops();
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void textures();
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void swap();
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void nullBrush();
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void isOpaque();
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void debug();
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};
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Q_DECLARE_METATYPE(QBrush)
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tst_QBrush::tst_QBrush()
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{
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}
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void tst_QBrush::operator_eq_eq_data()
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{
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QTest::addColumn<QBrush>("brush1");
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QTest::addColumn<QBrush>("brush2");
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QTest::addColumn<bool>("isEqual");
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QLinearGradient lg(10, 10, 100, 100);
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lg.setColorAt(0, Qt::red);
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lg.setColorAt(0.5, Qt::blue);
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lg.setColorAt(1, Qt::green);
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QTest::newRow("black vs black") << QBrush(Qt::black) << QBrush(Qt::black) << true;
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QTest::newRow("black vs blue") << QBrush(Qt::black) << QBrush(Qt::blue) << false;
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QTest::newRow("red vs no") << QBrush(Qt::red) << QBrush(Qt::NoBrush) << false;
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QTest::newRow("no vs no") << QBrush(Qt::NoBrush) << QBrush(Qt::NoBrush) << true;
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QTest::newRow("lg vs same lg") << QBrush(lg) << QBrush(lg) << true;
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QTest::newRow("lg vs diff lg") << QBrush(lg) << QBrush(QLinearGradient(QPoint(0, 0), QPoint(1, 1)))
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<< false;
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QTest::newRow("rad vs con") << QBrush(QRadialGradient(0, 0, 0, 0, 0)) << QBrush(QConicalGradient(0, 0, 0)) << false;
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QBrush b1(lg);
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QBrush b2(lg);
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b1.setTransform(QTransform().scale(2, 2));
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QTest::newRow("lg with transform vs same lg") << b1 << b2 << false;
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b2.setTransform(QTransform().scale(2, 2));
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QTest::newRow("lg w/transform vs same lg w/same transform") << b1 << b2 << true;
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}
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void tst_QBrush::operator_eq_eq()
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{
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QFETCH(QBrush, brush1);
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QFETCH(QBrush, brush2);
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QFETCH(bool, isEqual);
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QCOMPARE(brush1 == brush2, isEqual);
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}
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void tst_QBrush::stream_data()
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{
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QTest::addColumn<QBrush>("brush");
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QLinearGradient lg(10, 10, 100, 100);
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lg.setColorAt(0, Qt::red);
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lg.setColorAt(0.5, Qt::blue);
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lg.setColorAt(1, Qt::green);
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QTest::newRow("black") << QBrush(Qt::black);
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QTest::newRow("red") << QBrush(Qt::red);
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QTest::newRow("no") << QBrush(Qt::NoBrush);
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QTest::newRow("lg") << QBrush(lg);
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QTest::newRow("rad") << QBrush(QRadialGradient(0, 0, 0, 0, 0));
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QTest::newRow("con") << QBrush(QConicalGradient(0, 0, 0));
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}
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void tst_QBrush::stream()
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{
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QFETCH(QBrush, brush);
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QByteArray data;
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{
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QDataStream stream(&data, QIODevice::WriteOnly);
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stream << brush;
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}
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QBrush cmp;
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{
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QDataStream stream(&data, QIODevice::ReadOnly);
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stream >> cmp;
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}
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QCOMPARE(brush.style(), cmp.style());
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QCOMPARE(brush.color(), cmp.color());
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QCOMPARE(brush, cmp);
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}
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void tst_QBrush::testQLinearGradientSetters()
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{
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QLinearGradient lg;
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QCOMPARE(lg.start(), QPointF(0, 0));
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QCOMPARE(lg.finalStop(), QPointF(1, 1));
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lg.setStart(101, 102);
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QCOMPARE(lg.start(), QPointF(101, 102));
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lg.setStart(QPointF(201, 202));
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QCOMPARE(lg.start(), QPointF(201, 202));
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lg.setFinalStop(103, 104);
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QCOMPARE(lg.finalStop(), QPointF(103, 104));
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lg.setFinalStop(QPointF(203, 204));
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QCOMPARE(lg.finalStop(), QPointF(203, 204));
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}
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void tst_QBrush::testQRadialGradientSetters()
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{
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QRadialGradient rg;
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QCOMPARE(rg.radius(), qreal(1.0));
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QCOMPARE(rg.center(), QPointF(0, 0));
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QCOMPARE(rg.focalPoint(), QPointF(0, 0));
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rg.setRadius(100);
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QCOMPARE(rg.radius(), qreal(100.0));
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rg.setCenter(101, 102);
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QCOMPARE(rg.center(), QPointF(101, 102));
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rg.setCenter(QPointF(201, 202));
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QCOMPARE(rg.center(), QPointF(201, 202));
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rg.setFocalPoint(103, 104);
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QCOMPARE(rg.focalPoint(), QPointF(103, 104));
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rg.setFocalPoint(QPointF(203, 204));
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QCOMPARE(rg.focalPoint(), QPointF(203, 204));
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}
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void tst_QBrush::testQConicalGradientSetters()
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{
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QConicalGradient cg;
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QCOMPARE(cg.angle(), qreal(0.0));
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QCOMPARE(cg.center(), QPointF(0, 0));
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cg.setAngle(100);
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QCOMPARE(cg.angle(), qreal(100.0));
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cg.setCenter(102, 103);
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QCOMPARE(cg.center(), QPointF(102, 103));
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cg.setCenter(QPointF(202, 203));
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QCOMPARE(cg.center(), QPointF(202, 203));
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}
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void tst_QBrush::testQGradientCopyConstructor()
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{
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{
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QLinearGradient lg1(101, 102, 103, 104);
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QLinearGradient lg2 = lg1;
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QCOMPARE(lg1.start(), lg2.start());
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QCOMPARE(lg1.finalStop(), lg2.finalStop());
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QGradient g = lg1;
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QCOMPARE(((QLinearGradient *) &g)->start(), lg1.start());
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QCOMPARE(((QLinearGradient *) &g)->finalStop(), lg1.finalStop());
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}
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{
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QRadialGradient rg1(101, 102, 103, 104, 105);
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QRadialGradient rg2 = rg1;
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QCOMPARE(rg1.center(), rg2.center());
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QCOMPARE(rg1.focalPoint(), rg2.focalPoint());
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QCOMPARE(rg1.radius(), rg2.radius());
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QGradient g = rg1;
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QCOMPARE(((QRadialGradient *) &g)->center(), rg1.center());
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QCOMPARE(((QRadialGradient *) &g)->focalPoint(), rg1.focalPoint());
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QCOMPARE(((QRadialGradient *) &g)->radius(), rg1.radius());
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}
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{
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QConicalGradient cg1(101, 102, 103);
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QConicalGradient cg2 = cg1;
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QCOMPARE(cg1.center(), cg2.center());
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QCOMPARE(cg1.angle(), cg2.angle());
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QGradient g = cg1;
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QCOMPARE(((QConicalGradient *) &g)->center(), cg1.center());
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QCOMPARE(((QConicalGradient *) &g)->angle(), cg1.angle());
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}
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}
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void tst_QBrush::badStyles()
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{
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// QBrush(Qt::BrushStyle) constructor
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QCOMPARE(QBrush(Qt::LinearGradientPattern).style(), Qt::NoBrush);
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QCOMPARE(QBrush(Qt::RadialGradientPattern).style(), Qt::NoBrush);
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QCOMPARE(QBrush(Qt::ConicalGradientPattern).style(), Qt::NoBrush);
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QCOMPARE(QBrush(Qt::TexturePattern).style(), Qt::NoBrush);
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// QBrush(QColor, Qt::BrushStyle) constructor
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QCOMPARE(QBrush(QColor(0, 0, 0), Qt::LinearGradientPattern).style(), Qt::NoBrush);
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QCOMPARE(QBrush(QColor(0, 0, 0), Qt::RadialGradientPattern).style(), Qt::NoBrush);
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QCOMPARE(QBrush(QColor(0, 0, 0), Qt::ConicalGradientPattern).style(), Qt::NoBrush);
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QCOMPARE(QBrush(QColor(0, 0, 0), Qt::TexturePattern).style(), Qt::NoBrush);
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// QBrush(Qt::GlobalColor, Qt::BrushStyle) constructor
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QCOMPARE(QBrush(Qt::black, Qt::LinearGradientPattern).style(), Qt::NoBrush);
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QCOMPARE(QBrush(Qt::black, Qt::RadialGradientPattern).style(), Qt::NoBrush);
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QCOMPARE(QBrush(Qt::black, Qt::ConicalGradientPattern).style(), Qt::NoBrush);
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QCOMPARE(QBrush(Qt::black, Qt::TexturePattern).style(), Qt::NoBrush);
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// Set style...
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QBrush brush(Qt::red);
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brush.setStyle(Qt::LinearGradientPattern);
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QCOMPARE(brush.style(), Qt::SolidPattern);
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brush.setStyle(Qt::RadialGradientPattern);
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QCOMPARE(brush.style(), Qt::SolidPattern);
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brush.setStyle(Qt::ConicalGradientPattern);
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QCOMPARE(brush.style(), Qt::SolidPattern);
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brush.setStyle(Qt::TexturePattern);
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QCOMPARE(brush.style(), Qt::SolidPattern);
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}
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void tst_QBrush::gradientStops()
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{
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QLinearGradient gradient;
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gradient.setColorAt(0, Qt::red);
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gradient.setColorAt(1, Qt::blue);
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QCOMPARE(gradient.stops().size(), 2);
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QCOMPARE(gradient.stops().at(0), QGradientStop(0, QColor(Qt::red)));
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QCOMPARE(gradient.stops().at(1), QGradientStop(1, QColor(Qt::blue)));
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gradient.setColorAt(0, Qt::blue);
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gradient.setColorAt(1, Qt::red);
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QCOMPARE(gradient.stops().size(), 2);
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QCOMPARE(gradient.stops().at(0), QGradientStop(0, QColor(Qt::blue)));
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QCOMPARE(gradient.stops().at(1), QGradientStop(1, QColor(Qt::red)));
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gradient.setColorAt(0.5, Qt::green);
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QCOMPARE(gradient.stops().size(), 3);
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QCOMPARE(gradient.stops().at(1), QGradientStop(0.5, QColor(Qt::green)));
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// A hack in parseStopNode() in qsvghandler.cpp depends on inserting stops at NaN.
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gradient.setStops(QGradientStops() << QGradientStop(qQNaN(), QColor()));
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QCOMPARE(gradient.stops().size(), 1);
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QVERIFY(qIsNaN(gradient.stops().at(0).first));
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QCOMPARE(gradient.stops().at(0).second, QColor());
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}
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void fill(QPaintDevice *pd) {
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QPainter p(pd);
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int w = pd->width();
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int h = pd->height();
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p.fillRect(0, 0, w, h, Qt::white);
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p.fillRect(0, 0, w/3, h/3, Qt::black);
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}
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void tst_QBrush::textures()
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{
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QPixmap pixmap_source(10, 10);
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QImage image_source(10, 10, QImage::Format_RGB32);
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fill(&pixmap_source);
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fill(&image_source);
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// Create a pixmap brush and compare its texture and textureImage
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// to the expected image
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QBrush pixmap_brush;
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pixmap_brush.setTexture(pixmap_source);
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QImage image = pixmap_brush.texture().toImage().convertToFormat(QImage::Format_RGB32);
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QCOMPARE(image, image_source);
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image = pixmap_brush.textureImage().convertToFormat(QImage::Format_RGB32);
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QCOMPARE(image, image_source);
|
||
|
|
|
||
|
|
pixmap_brush = QBrush(pixmap_source);
|
||
|
|
image = pixmap_brush.texture().toImage().convertToFormat(QImage::Format_RGB32);
|
||
|
|
QCOMPARE(image, image_source);
|
||
|
|
image = pixmap_brush.textureImage().convertToFormat(QImage::Format_RGB32);
|
||
|
|
QCOMPARE(image, image_source);
|
||
|
|
|
||
|
|
// Create a image brush and compare its texture and textureImage
|
||
|
|
// to the expected image
|
||
|
|
QBrush image_brush;
|
||
|
|
image_brush.setTextureImage(image_source);
|
||
|
|
image = image_brush.texture().toImage().convertToFormat(QImage::Format_RGB32);
|
||
|
|
QCOMPARE(image, image_source);
|
||
|
|
QCOMPARE(image_brush.textureImage(), image_source);
|
||
|
|
|
||
|
|
image_brush = QBrush(image_source);
|
||
|
|
image = image_brush.texture().toImage().convertToFormat(QImage::Format_RGB32);
|
||
|
|
QCOMPARE(image, image_source);
|
||
|
|
QCOMPARE(image_brush.textureImage(), image_source);
|
||
|
|
}
|
||
|
|
|
||
|
|
void tst_QBrush::swap()
|
||
|
|
{
|
||
|
|
QBrush b1(Qt::black), b2(Qt::white);
|
||
|
|
b1.swap(b2);
|
||
|
|
QCOMPARE(b1.color(), QColor(Qt::white));
|
||
|
|
QCOMPARE(b2.color(), QColor(Qt::black));
|
||
|
|
}
|
||
|
|
|
||
|
|
void tst_QBrush::nullBrush()
|
||
|
|
{
|
||
|
|
QBrush brush(QColor(100,0,0), Qt::NoBrush);
|
||
|
|
QCOMPARE(brush.color(), QColor(100,0,0));
|
||
|
|
}
|
||
|
|
|
||
|
|
void tst_QBrush::isOpaque()
|
||
|
|
{
|
||
|
|
QBitmap bm(8, 8);
|
||
|
|
bm.fill(Qt::black);
|
||
|
|
|
||
|
|
QBrush brush(bm);
|
||
|
|
QVERIFY(!brush.isOpaque());
|
||
|
|
}
|
||
|
|
|
||
|
|
void tst_QBrush::debug()
|
||
|
|
{
|
||
|
|
QPixmap pixmap_source(10, 10);
|
||
|
|
fill(&pixmap_source);
|
||
|
|
QBrush pixmap_brush;
|
||
|
|
pixmap_brush.setTexture(pixmap_source);
|
||
|
|
QCOMPARE(pixmap_brush.style(), Qt::TexturePattern);
|
||
|
|
qDebug() << pixmap_brush; // don't crash
|
||
|
|
}
|
||
|
|
|
||
|
|
QTEST_MAIN(tst_QBrush)
|
||
|
|
#include "tst_qbrush.moc"
|