arcitem.h

/***************************************************************************
                          arcitem.h  -  description
                             -------------------
    begin                : Sam Aug 17 2002
    copyright            : (C) 2024 by Werner Stille
    email                : kpl@werner-stille.de
 ***************************************************************************/
 
/***************************************************************************
 *                                                                         *
 *   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; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef ARCITEM_H
#define ARCITEM_H
 
#include <QGraphicsPathItem>
#include "decoitem.h"

class Q_DECL_EXPORT ArcItem : public DecoItem, public QGraphicsPathItem
{
public:
  enum {Type = UserType + Arc
  };
  ArcItem(double x0 = 0, double y0 = 0, unsigned color = 0,
          QGraphicsItem* parent = nullptr, double width = 3, double height = 3,
          bool visible = true, double start = 0, double span = 90,
          Symbol symbol = SolidLine, double relSize = 1, double dir = 0);
  ArcItem(const ArcItem& a);
  ArcItem(const KConfigGroup* plo, unsigned color = 0,
          QGraphicsItem* parent = nullptr);
  virtual ~ArcItem();
  inline double dir() const { return m_dir; };
  inline double height() const { return m_height; };
  QPixmap pixmap() const;
  void setDashOffset();
  inline void setDir(double dir) { m_dir = dir; };
  inline void setHeight(double height) { m_height = height; };
  inline void setSymbol(Symbol symbol) { m_symbol = symbol; };
  void setPenWidth();
  void setProperties(const QTransform& m);
  inline void setSpan(double span) { m_span = span; };
  inline void setStart(double start) { m_start = start; };
  inline void setWidth(double width) { m_width = width; };
  inline double span() const { return m_span; };
  inline double start() const { return m_start; };
  inline Symbol symbol() const { return m_symbol; };
  virtual int type() const override { return Type; };
  void update();
  inline double width() const { return m_width; };
  void writePlo(KConfigGroup* plo) const;
 
protected:
  virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent* event) override;
  void setProperties();
  double m_width, m_height, m_dir, m_start, m_span, myDashOffset;
  Symbol m_symbol;
};
 
#endif