SoView2DSlicePan.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 "SoView2DInteractionExtension.h"
 
//------------------------------------------------------------------
 
class SOVIEW2D_API SoView2DSlicePan : public SoView2DInteractionExtension
{
  SO_NODE_HEADER(SoView2DSlicePan);
 
public:
  SoSFBool editX;
  SoSFBool editY;

  SoSFBool evalStarted;

  static void   initClass();

  SoView2DSlicePan();

  bool   evalEvent(SoView2D* view2d, View2DSliceList* slicelist,
    View2DEvent* ec, View2DEventPhase phase) override;
 
protected:
  void doPan(const SbVec2f& diff, SoView2D* view2d, View2DSliceList* slicelist);

  void startPressAt(const SoPointerPosition& pos) override;
  void dragMoveTo(const SoPointerPosition& pos) override;
  SoPointingAction* endPress(int clickCount) override;

  SbVec2f _oldPos;

  bool _started;
};