simulator/pixel.h (5bca604) - libetherpix · BlinkenArea

pixel.h

/*
 * EtherPix simulator
 *
 * Copyright 2017 Stefan Schuermans <stefan schuermans info>
 *
 * This program 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, version 3 of the License.
 *
 *
 * This program 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 Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef PIXEL_H
#define PIXEL_H

#include <gtkmm.h>

#include "bbox.h"
#include "transform.h"

/// a simulated pixel
class Pixel
{
public:
  /// default constructor
  Pixel();

/// constructor based on coordinates and radius
  Pixel(double x, double y, double r);

/**
   * @brief add pixel to the bounding box
   * @param[in,out] bb bounding box
   */
  void updateBBox(BBox &bb) const;

/**
   * @brief draw pixel
   * @param[in] cairo cairo context for drawing
   * @param[in] tf coordinate transformation
   */
  void draw(Cairo::RefPtr<Cairo::Context> &cairo, Transform const &tf) const;

protected:
   /// parameters of pixel
   //@{
   double m_x; ///< x coordinate
   double m_y; ///< y coordinate
   double m_r; ///< radius
   //@}
};

#endif // #ifndef PIXEL_H

libetherpix

implement drawing pixels