SoView2DCallback.h

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/*************************************************************************************
**
** Copyright 2007, 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 "SoView2DExtension.h"
 
typedef bool SoView2DEvalEventCB(void* usrData, SoView2D *dsl, View2DSliceList* slicelist, View2DEvent* ec, View2DEventPhase phase);
typedef void SoView2DDrawCB(void* usrData, View2DSliceList *dsl, View2DSlice* dslice,int slice);
 
// deprecated names
#define evalEventCB SoView2DEvalEventCB
#define drawCB      SoView2DDrawCB
 
 
class SOVIEW2D_API SoView2DCallback : public SoView2DExtension
{
  SO_NODE_HEADER(SoView2DCallback);
 
public:
 
  static void   initClass();
 
  SoView2DCallback();
 
  void setEvalEventCB(SoView2DEvalEventCB* eval, void* usrData);
  void setDrawCB(SoView2DDrawCB* draw, void* usrData);
 
  void   draw(View2DSliceList *dsl, View2DSlice* dslice,int slice) override;
 
  bool   evalEvent(SoView2D* view2d, View2DSliceList* slicelist,
    View2DEvent* ec, View2DEventPhase phase) override;
 
private:
  SoView2DEvalEventCB* _eval;
  void*        _evalData;
 
  SoView2DDrawCB*      _draw;
  void*        _drawData;
};