ScrollDecorator.h

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#ifndef _SCROLLDECORATOR_H_INCLUDED_
#define _SCROLLDECORATOR_H_INCLUDED_

#include <iostream>

class ScrollDecorator : public Decorator {
public:
    static const int INITIAL_SCROLL_POSITION = 0;

    ScrollDecorator( VisualComponent* pvc, int position_ )
        :
    Decorator( pvc ), m_scrollPosition( position_ )
    {
    }

    virtual void Draw()
    {
        Decorator::Draw();
        DrawScroll( m_scrollPosition );
    }

private:
    void DrawScroll( int position_ )
    {
        std::cout << "  scroll-position:" << position_;
    }

private:
    int m_scrollPosition;
};

#endif //_SCROLLDECORATOR_H_INCLUDED_

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