--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/auto/qpicture/tst_qpicture.cpp Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,276 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#include <QtTest/QtTest>
+
+#include <qpicture.h>
+#include <qpainter.h>
+#include <qimage.h>
+#include <qdesktopwidget.h>
+#include <qapplication.h>
+#include <limits.h>
+
+//TESTED_CLASS=
+//TESTED_FILES=
+
+class tst_QPicture : public QObject
+{
+ Q_OBJECT
+
+public:
+ tst_QPicture();
+
+private slots:
+ void getSetCheck();
+ void devType();
+ void paintingActive();
+ void boundingRect();
+ void operator_lt_lt();
+
+ void save_restore();
+
+ void boundaryValues_data();
+ void boundaryValues();
+};
+
+// Testing get/set functions
+void tst_QPicture::getSetCheck()
+{
+ QPictureIO obj1;
+ // const QPicture & QPictureIO::picture()
+ // void QPictureIO::setPicture(const QPicture &)
+ // const char * QPictureIO::format()
+ // void QPictureIO::setFormat(const char *)
+ char *var2 = "PNG";
+ obj1.setFormat(var2);
+ QCOMPARE(var2, obj1.format());
+ obj1.setFormat((char *)0);
+ // The format is stored internally in a QString, so return is always a valid char *
+ QVERIFY(QString(obj1.format()).isEmpty());
+
+ // const char * QPictureIO::parameters()
+ // void QPictureIO::setParameters(const char *)
+ char *var3 = "Bogus data";
+ obj1.setParameters(var3);
+ QCOMPARE(var3, obj1.parameters());
+ obj1.setParameters((char *)0);
+ // The format is stored internally in a QString, so return is always a valid char *
+ QVERIFY(QString(obj1.parameters()).isEmpty());
+}
+
+tst_QPicture::tst_QPicture()
+{
+}
+
+void tst_QPicture::devType()
+{
+ QPicture p;
+ QCOMPARE( p.devType(), (int)QInternal::Picture );
+}
+
+void tst_QPicture::paintingActive()
+{
+ // actually implemented in QPainter but QPicture is a good
+ // example of an external paint device
+ QPicture p;
+ QVERIFY( !p.paintingActive() );
+ QPainter pt( &p );
+ QVERIFY( p.paintingActive() );
+ pt.end();
+ QVERIFY( !p.paintingActive() );
+}
+
+void tst_QPicture::boundingRect()
+{
+ QPicture p1;
+ // default value
+ QVERIFY( !p1.boundingRect().isValid() );
+
+ QRect r1( 20, 30, 5, 15 );
+ p1.setBoundingRect( r1 );
+ QCOMPARE( p1.boundingRect(), r1 );
+ p1.setBoundingRect(QRect());
+
+ QPainter pt( &p1 );
+ pt.drawLine( 10, 20, 110, 80 );
+ pt.end();
+
+ // assignment and copy constructor
+ QRect r2( 10, 20, 100, 60 );
+ QCOMPARE( p1.boundingRect(), r2 );
+ QPicture p2( p1 );
+ QCOMPARE( p1.boundingRect(), r2 );
+ QPicture p3;
+ p3 = p1;
+ QCOMPARE( p1.boundingRect(), r2 );
+
+ {
+ QPicture p4;
+ QPainter p(&p4);
+ p.drawLine(0, 0, 5, 0);
+ p.drawLine(0, 0, 0, 5);
+ p.end();
+
+ QRect r3(0, 0, 5, 5);
+ QCOMPARE(p4.boundingRect(), r3);
+ }
+}
+
+// operator<< and operator>>
+void tst_QPicture::operator_lt_lt()
+{
+ // streaming of null pictures
+ {
+ QPicture pic1, pic2;
+ QByteArray ba( 100, 0 );
+ QDataStream str1( &ba, QIODevice::WriteOnly );
+ str1 << pic1;
+ QDataStream str2( &ba, QIODevice::ReadOnly );
+ str2 >> pic2;
+ QVERIFY( pic2.isNull() );
+ }
+
+ // picture with a simple line, checking bitwise equality
+ {
+ QPicture pic1, pic2;
+ QPainter p( &pic1 );
+ p.drawLine( 10, 20, 30, 40 );
+ p.end();
+ QByteArray ba( 10 * pic1.size(), 0 );
+ QDataStream str1( &ba, QIODevice::WriteOnly );
+ str1 << pic1;
+ QDataStream str2( &ba, QIODevice::ReadOnly );
+ str2 >> pic2;
+ QCOMPARE( pic1.size(), pic2.size() );
+ QVERIFY( memcmp( pic1.data(), pic2.data(), pic1.size() ) == 0 );
+ }
+}
+
+static QPointF scalePoint(const QPointF &point, QPaintDevice *sourceDevice, QPaintDevice *destDevice)
+{
+ return QPointF(point.x() * qreal(destDevice->logicalDpiX()) / qreal(sourceDevice->logicalDpiX()),
+ point.y() * qreal(destDevice->logicalDpiY()) / qreal(sourceDevice->logicalDpiY()));
+}
+
+static QRectF scaleRect(const QRectF &rect, QPaintDevice *sourceDevice, QPaintDevice *destDevice)
+{
+ return QRectF(rect.left() * qreal(destDevice->logicalDpiX()) / qreal(sourceDevice->logicalDpiX()),
+ rect.top() * qreal(destDevice->logicalDpiY()) / qreal(sourceDevice->logicalDpiY()),
+ rect.width() * qreal(destDevice->logicalDpiX()) / qreal(sourceDevice->logicalDpiX()),
+ rect.height() * qreal(destDevice->logicalDpiY()) / qreal(sourceDevice->logicalDpiY()));
+}
+
+static void paintStuff(QPainter *p)
+{
+ QPaintDevice *screenDevice = QApplication::desktop();
+ p->drawRect(scaleRect(QRectF(100, 100, 100, 100), screenDevice, p->device()));
+ p->save();
+ p->translate(scalePoint(QPointF(10, 10), screenDevice, p->device()));
+ p->restore();
+ p->drawRect(scaleRect(QRectF(100, 100, 100, 100), screenDevice, p->device()));
+}
+
+/* See task: 41469
+ Problem is that the state is not properly restored if the basestate of
+ the painter is different when the picture data was created compared to
+ the base state of the painter when it is played back.
+ */
+void tst_QPicture::save_restore()
+{
+ QPicture pic;
+ QPainter p;
+ p.begin(&pic);
+ paintStuff(&p);
+ p.end();
+
+ QPixmap pix1(300, 300);
+ pix1.fill(Qt::white);
+ p.begin(&pix1);
+ p.drawPicture(50, 50, pic);
+ p.end();
+
+ QPixmap pix2(300, 300);
+ pix2.fill(Qt::white);
+ p.begin(&pix2);
+ p.translate(50, 50);
+ paintStuff(&p);
+ p.end();
+
+ QVERIFY( pix1.toImage() == pix2.toImage() );
+}
+
+void tst_QPicture::boundaryValues_data()
+{
+ QTest::addColumn<int>("x");
+ QTest::addColumn<int>("y");
+ QTest::newRow("max x") << INT_MAX << 50;
+ QTest::newRow("max y") << 50 << INT_MAX;
+ QTest::newRow("max x and y") << INT_MAX << INT_MAX;
+
+ QTest::newRow("min x") << INT_MIN << 50;
+ QTest::newRow("min y") << 50 << INT_MIN;
+ QTest::newRow("min x and y") << INT_MIN << INT_MIN;
+
+ QTest::newRow("min x, max y") << INT_MIN << INT_MAX;
+ QTest::newRow("max x, min y") << INT_MAX << INT_MIN;
+
+}
+
+void tst_QPicture::boundaryValues()
+{
+ QPicture picture;
+
+ QPainter painter;
+ painter.begin(&picture);
+
+ QFETCH(int, x);
+ QFETCH(int, y);
+ painter.drawPoint(QPoint(x, y));
+
+ painter.end();
+
+
+}
+
+
+QTEST_MAIN(tst_QPicture)
+#include "tst_qpicture.moc"