Circle.h

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/* -*-c++-*-

 This file is part of the IC reverse engineering tool degate.

 Copyright 2008, 2009, 2010 by Martin Schobert

 Degate is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 any later version.

 Degate is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with degate. If not, see <http://www.gnu.org/licenses/>.

 */

#ifndef __CIRCLE_H__
#define __CIRCLE_H__

#include "Shape.h"
#include "BoundingBox.h"

namespace degate {

  class Circle : public AbstractShape {

  private:
    int x, y;
    unsigned int diameter;

    BoundingBox bounding_box;

    void calculate_bounding_box();

  public:

    Circle();
    Circle(int x, int y, unsigned int diameter);

    virtual ~Circle() {}

    virtual bool in_shape(int x, int y, int max_distance = 0) const;

    virtual bool in_bounding_box(BoundingBox const& bbox) const;
    virtual BoundingBox const& get_bounding_box() const;

    virtual bool operator==(const Circle& other) const;
    virtual bool operator!=(const Circle& other) const;

    virtual int get_x() const;
    virtual int get_y() const;
    virtual unsigned int get_diameter() const;

    virtual void set_x(int x);
    virtual void set_y(int y);
    virtual void set_diameter(unsigned int diameter);

    virtual void shift_x(int delta_x);
    virtual void shift_y(int delta_y);

  };

}

#endif