SoCSOEllipseEditor.h

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/*************************************************************************************
**
** Copyright 2012, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
 
 
#pragma once
 
#include <SoView2DCSOEditor/SoView2DCSOExtensibleEditor/SoCSOCreatorEditorExtension.h>
#include <SoView2DCSOEditor/SoView2DCSOExtensibleEditor/CSOPointDensity.h>
 
 
class SOCSO_EXPORT SoCSOEllipseEditor : public SoCSOCreatorEditorExtension, public CSOPointDensity
{
  SO_NODE_HEADER(SoCSOEllipseEditor);
 
public:
 
  SoCSOEllipseEditor();
 
  SoSFBool isCircle;
  SoSFFloat ellipseCreationRatio;
  SoSFBool shouldUseShiftToToggleCircleEllipse;
  SoSFBool createCircleWithSingleClick;
  SoSFFloat singleClickCircleRadius;
  SoSFBool shouldKeepCenterConstant;
 
  static void initClass();
 
  void cancel() override;
 
  void createStartPressAt(const SoPointerPosition& pos) override;
  void createDragMoveTo(const SoPointerPosition& pos) override;
  bool createEndPress(int clickCount) override;
  void pointerPositionIfAllowedAt(const SoPointerPosition& ) override {}
 
  void selectAndMoveStartPressAt(const SoPointerPosition& pos) override;
  void selectAndMoveDragMoveTo(const SoPointerPosition& pos) override;
  SoPointingAction* selectAndMoveEndPress(int clickCount) override;
 
protected:
 
private:
 
  void interpolateEllipseSeedAndPathPoints(const SoPointerPosition& pos, bool isCreating);
  unsigned int getHitSeedPointIndex() const;
  void createNewCSO(const SoPointerPosition& pos);
  ml::CSO* createCircleOnSingleClick(ml::CSOList* csoList);
 
  bool _wasCanceled;
 
  SbVec3f _startPosition;
  SoPointerPosition _startPointerPosition;
};