SchemaGraphicArrow.hpp

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// DUNE DAQ modification notice:
// This file has been modified from the original ATLAS dbe source for the DUNE DAQ project.
// Fork baseline commit: dbe-02-12-17 (2022-05-12).
// Renamed since fork: yes (from dbe/SchemaGraphicArrow.h to include/dbe/SchemaGraphicArrow.hpp).
 
#ifndef SCHEMAGRAPHICARROW_H
#define SCHEMAGRAPHICARROW_H

#include <QGraphicsLineItem>
#include "dbe/SchemaGraphicObject.hpp"
#include "dbe/SchemaGraphicsScene.hpp"
 
namespace dbse {
 
class SchemaGraphicArrow : public QGraphicsLineItem
{
public:
  SchemaGraphicArrow(SchemaGraphicObject* StartItem,
                     SchemaGraphicObject* EndItem,
                     bool IsInheritance,
                     bool IsComposite,
                     QString ArrowName,
                     QString ArrowCardinality,
                     QGraphicsItem* parent = nullptr);
  ~SchemaGraphicArrow();
  QRectF boundingRect() const;
  QPainterPath shape() const;
  void UpdatePosition();
  SchemaGraphicObject* GetStartItem() const;
  SchemaGraphicObject* GetEndItem() const;
  bool GetInheritanceMode();
  void RemoveArrow();
  void SetLabelScene(SchemaGraphicsScene* Scene);
 
protected:
  // void mousePressEvent(QGraphicsSceneMouseEvent *mouseEvent);
  // void mouseMoveEvent(QGraphicsSceneMouseEvent *mouseEvent);
  // void mouseReleaseEvent(QGraphicsSceneMouseEvent *mouseEvent);
  void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = 0);
 
private:
  SchemaGraphicObject* Start;
  SchemaGraphicObject* End;
  QPolygonF ArrowHead;
  bool Inheritance;
  bool Composite;
  QString Name;
  QString Cardinality;
  QGraphicsSimpleTextItem* Label;
  double LastDegree;
  double LastRotation;
  // QString LabelString;
};
 
} // namespace dbse
#endif // SCHEMAGRAPHICARROW_H