zq_polygon.hpp

/* zq_polygon.hpp */
/* $Id: zq_polygon.hpp 20080 2009-12-15 15:57:52Z vlad $ */
#ifndef __zq_polygon_hpp
#define __zq_polygon_hpp

#include <utility>
#include <vector>

#include "zqb_natgroup.hpp"
#include "zq_object.hpp"


typedef std::vector<std::pair<double,double> >  ZqbNatPoints;


class ZqPolygon : public ZqObject
{
public:

  ZqPolygon (ZqbNatGroup& rNatX, ZqbNatGroup& rNatY,
         const char* szName = NULL);

  ZqPolygon (ZqbNatGroup& rNatX, ZqbNatGroup& rNatY,
         ZqbPlaceholder* pPh, const char* szName = NULL);


  ZqbNatGrpMember   m_NatX;

  ZqbNatGrpMember   m_NatY;


  /*
   *  Properties
   */

  virtual void      setThickness (int iThickness);

  virtual int       getThickness () const;


  virtual void      setLineColor (const QColor& qcLine);

  virtual const QColor& getLineColor () const;


  /*
   *  Events processing
   */

  virtual ZqbEventHint  input (QEvent& event);

  virtual void      polygon (const ZqbNatPoints& vPolygon);


  virtual void      redraw (QPainter& paint);


protected:

  void          drawPolyline (QPainter &paint, const QPolygon &ar);

  void          drawLine (QPainter &paint, const QPoint& p1, const QPoint& p2);

  void          erasePolyline ();

  void          eraseLastSegment ();

  QPolygon      m_arPoints;

  bool          m_bDrawnPolyline;

  QPoint        m_qLast;

  bool          m_bDrawnLast;

  int           m_iThickness;
  
  QColor        m_qcLine;

private:

  static int        s_iNameCounter;

};


#include "zq_polygon_inline.hpp"


#endif /* zq_polygon.hpp */