MatchFocus.hpp

/* $Id$ */

#ifndef _GFM_FOCUSER_HPP_
#define _GFM_FOCUSER_HPP_

#include <geom/Rectangle.hpp>

namespace jafar {
  namespace gfm {
    class MatchFocus {
      public:
        virtual ~MatchFocus() {}
        virtual bool isFocused(double x, double y ) const = 0;
        virtual void initFocus(double x, double y ) = 0;
        virtual MatchFocus* clone() = 0;
    };
    class WindowMatchFocus : public MatchFocus {
      public:
        WindowMatchFocus(double halfWidth, double halfHeight);
        virtual ~WindowMatchFocus();
        virtual bool isFocused(double x, double y ) const ;
        virtual void initFocus(double x, double y );
        virtual MatchFocus* clone() { return new WindowMatchFocus(*this); }
      private:
        geom::RectangleDouble searchwindow;
        double m_halfWidth, m_halfHeight, m_width, m_height;
    };
  }
}

#endif