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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the demonstration applications 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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef GUIDE_H
#define GUIDE_H
#include "demoitem.h"
class Guide
{
public:
Guide(Guide *follows = 0);
virtual ~Guide();
virtual void guide(DemoItem *item, float moveSpeed) = 0;
void move(DemoItem *item, QPointF &dest, float moveSpeed);
virtual QPointF startPos(){ return QPointF(0, 0); };
virtual QPointF endPos(){ return QPointF(0, 0); };
virtual float length(){ return 1; };
float lengthAll();
void setScale(float scaleX, float scaleY, bool all = true);
void setFence(const QRectF &fence, bool all = true);
int startLength;
Guide *nextGuide;
Guide *firstGuide;
Guide *prevGuide;
float scaleX;
float scaleY;
QRectF fence;
};
#endif // GUIDE_H
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