DisplayDrawingAreaHough.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
 
//-----------------------------------------------------------------------------
// Description : A class to display CDC trigger objects.
//-----------------------------------------------------------------------------
 
#ifdef TRGCDC_DISPLAY
 
#ifndef TRGCDCDisplayDrawingAreaHough_FLAG_
#define TRGCDCDisplayDrawingAreaHough_FLAG_
 
#include "trg/cdc/DisplayDrawingArea.h"
 
#ifdef TRGCDC_SHORT_NAMES
#define TCDDAreaHough TRGCDCDisplayDrawingAreaHough
#endif
 
namespace Belle2 {
  class TRGCDCDisplay;
  class TRGCDCHoughPlane;
 
  class TRGCDCDisplayDrawingAreaHough : public TRGCDCDisplayDrawingArea {
 
  public:
 
    TRGCDCDisplayDrawingAreaHough(TRGCDCDisplay&, int size);
 
    virtual ~TRGCDCDisplayDrawingAreaHough();
 
    double scale(double);
    double scale(void) const;
    void resetPosition(void) override;
    bool wireName(void) const;
    bool wireName(bool);
    bool oldCDC(void) const;
    bool oldCDC(bool);
 
    void clear(void) override;
 
    virtual bool on_expose_event(GdkEventExpose*) override;
    virtual bool on_button_press_event(GdkEventButton*) override;
 
    void append(const TRGCDCHoughPlane* const);
 
  private:
    virtual void on_realize() override;
    void draw(void);
 
    int xT(double x) const;
    int yT(double y) const;
    int xR(double x) const;
    int yR(double y) const;
 
    int toY(int y) const;
 
    int drawCell(unsigned xCell, unsigned yCell);
 
    int drawRegion(const std::vector<unsigned>& region);
 
  private:
    double _scale;
    double _scaleX;
    double _scaleY;
    bool _wireName;
    bool _oldCDC;
    double _x, _y;
    const TRGCDCHoughPlane* _hp;
 
    Glib::RefPtr<Gdk::Window> _window;
    int _winx, _winy, _winw, _winh, _wind;
 
    Glib::RefPtr<Gdk::GC> _gc;
    Gdk::Color _blue, _red, _green, _black, _white, _gray, _yellow;
    Gdk::Color _gray0, _gray1, _gray2, _gray3;
  };
 
//-----------------------------------------------------------------------------
 
  inline
  double
  TRGCDCDisplayDrawingAreaHough::scale(double a)
  {
    return _scale = a;
  }
 
  inline
  double
  TRGCDCDisplayDrawingAreaHough::scale(void) const
  {
    return _scale;
  }
 
  inline
  bool
  TRGCDCDisplayDrawingAreaHough::wireName(void) const
  {
    return _wireName;
  }
 
  inline
  bool
  TRGCDCDisplayDrawingAreaHough::wireName(bool a)
  {
    return _wireName = a;
  }
 
  inline
  int
  TRGCDCDisplayDrawingAreaHough::toY(int a) const
  {
    return - a + _winh;
  }
 
  inline
  void
  TRGCDCDisplayDrawingAreaHough::clear(void)
  {
    _hp = 0;
  }
 
  inline
  void
  TRGCDCDisplayDrawingAreaHough::append(const TRGCDCHoughPlane* const hp)
  {
    _hp = hp;
    on_expose_event((GdkEventExpose*) NULL);
  }
 
} // namespace Belle2
 
#endif // TRGCDCDisplayDrawingAreaHough_FLAG_
#endif