SoView2DInteractionExtension.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 "SoView2DSystem.h"
#include "SoView2DExtension.h"
#include <SoPointerPosition.h>
#include "View2DPosition.h"
 
class SoView2DGenericPointingAction;
 
//=============================================================
//=============================================================
class SOVIEW2D_API SoView2DInteractionExtension : public SoView2DExtension
{
  friend class SoView2DGenericPointingAction;
 
  SO_NODE_ABSTRACT_HEADER(SoView2DInteractionExtension);
 
public:
  SoView2DInteractionExtension(const std::string& actionID, bool positionSensitive = true);

  SoSFTrigger singleClicked;

  SoSFTrigger doubleClicked;

  static void   initClass();

  SoView2DInteractionExtension();

  bool implementsManagedInteractionAndClassicEventHandling() const override { return true; }
 
protected:
   ~SoView2DInteractionExtension() override;

  bool isValidLocation(const SoPointerPosition& pos);
 
  virtual bool shouldPointingActionBeEnabled() { return isEditingOn(); }

  virtual int getCurrentCursor(SoViewerProxy* viewerProxy);
  virtual bool isSensitiveAt(const SoPointerPosition& /*pos*/);
  virtual void setHighlightAt(const SoPointerPosition& /*pos*/) {}
  virtual void unsetHighlight() {}
  virtual void startPressAt(const SoPointerPosition& /*pos*/) {}
  virtual void dragMoveTo(const SoPointerPosition& /*pos*/) {}
  virtual SoPointingAction* endPress(int /*clickCount*/) { return nullptr; }
  virtual int getNumInteractionModes() const { return 1; }
  virtual void setInteractionMode(int /*mode*/) {}

  void editingOnChanged(SoField* field) override;

  void buttonMaskChanged(SoField* field) override;
 
  SoPointingAction* _pointingAction;
};