SoOffsetAction.h

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/*************************************************************************************
**
** Copyright 2014, 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
**
**************************************************************************************/
 
#ifndef SO_OFFSET_ACTION_H
#define SO_OFFSET_ACTION_H
 
#include "SoInteraction.h"
#include "triggers/ManagedOffsetTrigger.h"
 
class SoViewerProxy;
class SoPointingAction;
class SoInteractionHandler;

class SOMANAGEDINTERACTION_API SoOffsetAction : public SoInteraction
{
  friend class SoInteractionHandler;
 
public:
  enum { TypeId = TypeOffsetAction };

  enum OffsetType {
    SINGLE_AXIS,
    DOUBLE_AXES
  };

  enum {
      Button1Mask    = ManagedMouseButtonTrigger::Button1Mask,     
      Button2Mask    = ManagedMouseButtonTrigger::Button2Mask,     
      Button3Mask    = ManagedMouseButtonTrigger::Button3Mask,     
      AllButtonsMask = ManagedMouseButtonTrigger::AllButtonsMask,  
  };

  typedef ManagedOffsetTrigger Trigger;

  typedef std::list<Trigger> TriggerList;

  SoOffsetAction(SoInteractionOwner* owner, std::string id, OffsetType offsetType = DOUBLE_AXES);
 
  ~SoOffsetAction() override;

  OffsetType getOffsetType() const { return _offsetType; }

  void clearTriggers();

  void setTrigger(const Trigger& trigger);

  void addTrigger(const Trigger& trigger);

  const TriggerList& getTriggers() const { return _triggers; }
 

  virtual void offsetBy(double dx, double dy, void* /*info*/) { offsetBy(dx, dy); }

  virtual void offsetBy(double /*dx*/, double /*dy*/) {}
 

  virtual int getCurrentCursor(SoViewerProxy* /*viewerProxy*/) const { return -1; }

  virtual std::string getCurrentStatusMessage() const { return std::string(); }
 
private:
  SoPointingAction* _getProxyPointingAction();

  TriggerList _triggers;

  SoPointingAction* _proxyPointingAction;

  OffsetType _offsetType;
};
 
#endif  // __SoPointingAction_H