/****************************************************************************
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** This file is part of the demonstration applications of the Qt Toolkit.
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****************************************************************************/

#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