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/****************************************************************************
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** Copyright (C) 2005-2005 Trolltech AS. All rights reserved.
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** This file is part of the example classes of the Qt Toolkit.
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** This file may be distributed under the terms of the Q Public License
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** as defined by Trolltech AS of Norway and appearing in the file
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** LICENSE.QPL included in the packaging of this file.
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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** information about Qt Commercial License Agreements.
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** See http://www.trolltech.com/qpl/ for QPL licensing information.
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** See http://www.trolltech.com/gpl/ for GPL licensing information.
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** Contact info@trolltech.com if any conditions of this licensing are
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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****************************************************************************/
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/****************************************************************
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** Implementation CannonField class, Qt tutorial 9
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****************************************************************/
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#include "cannonfield.h"
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CannonField::CannonField(QWidget *parent)
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setPalette(QPalette(QColor(250, 250, 200)));
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void CannonField::setAngle(int angle)
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if (currentAngle == angle)
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emit angleChanged(currentAngle);
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void CannonField::paintEvent(QPaintEvent * /* event */)
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QPainter painter(this);
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painter.setPen(Qt::NoPen);
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painter.setBrush(Qt::blue);
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painter.translate(0, rect().height());
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painter.drawPie(QRect(-35, -35, 70, 70), 0, 90 * 16);
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painter.rotate(-currentAngle);
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painter.drawRect(QRect(33, -4, 15, 8));