ddtGraphicalElement.hpp

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// @copyright
// (c) Copyright ESO 2020
// All Rights Reserved
// ESO (eso.org) is an Intergovernmental Organization, and therefore special
// legal conditions apply.
//
// @file ddtGraphicalElement.hpp
// @brief DDT Graphics. Base Class for the DDT Graphical Elements. Elements can
// be lines, ovals, rectangles etc.
//
// Class for the Graphical Element
//
// @author Carsten Mannel, CGI
// @since  2021/01/13
//
 
#ifndef DDT_DATAVISUALISATION_DDTGRAPHCIS_GRAPHICALELEMENT_HPP
#define DDT_DATAVISUALISATION_DDTGRAPHCIS_GRAPHICALELEMENT_HPP
 
#include <QGraphicsObject>
#include <QPainter>
 
#include "ddt/ddtGraphicalElementProperties.hpp"
 
/*
 * Overlay type enumerator
 */
enum DdtOverlayType {
  DDT_OVERLAY_ALL = 0,
  DDT_OVERLAY_ELLIPSE,
  DDT_OVERLAY_RECTANGLE,
  DDT_OVERLAY_CROSS,
  DDT_OVERLAY_TEXT,
  DDT_OVERLAY_LINE,
  DDT_OVERLAY_SLIT,
  DDT_OVERLAY_REF_LINE,
  DDT_OVERLAY_STAT_RECTANGLE,
  DDT_OVERLAY_COMPASS,
  DDT_OVERLAY_IMAGE
};
 
class DdtGraphicalElement : public QGraphicsItem {
 public:
  explicit DdtGraphicalElement(
      DdtGraphicalElementProperties element_properties);
 
  virtual ~DdtGraphicalElement();
 
  virtual void DrawElement(QPainter* painter) = 0;
 
  virtual QRectF boundingRect() const;
 
  void paint(QPainter* painter, const QStyleOptionGraphicsItem* option,
             QWidget* widget);
 
  virtual bool IsHidden();
 
  virtual float ScaleThreshold();
 
  virtual void SetShowFlag(bool show);
 
  virtual DdtOverlayType GetType();
 
  virtual QString GetTypeString();
 
  virtual QString GetTag();
 
 protected:
  DdtGraphicalElementProperties element_properties;
 
  DdtOverlayType element_type;
 
 private:
};
 
#endif  // DDT_DATAVISUALISATION_DDTGRAPHCIS_GRAPHICALELEMENT_HPP