SoImageVizEngine.h

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**=======================================================================*/
/*=======================================================================
** Author      : David Beilloin (Sep 2013)
**=======================================================================*/
#ifndef _SO_IMAGEVIZ_ENGINE_H_
#define _SO_IMAGEVIZ_ENGINE_H_
 
#include <ImageViz/SoImageViz.h>
 
#include <Inventor/engines/SoEngine.h>
#include <Inventor/engines/SoSubEngine.h>
#include <Inventor/SbEventHandler.h>
#include <Inventor/SbEventArg.h>
 
class SoImageVizEngineImpl;
class SoDEPRECATED  SoImageVizEngine : public SoEngine
{
  SO_ENGINE_ABSTRACT_HEADER(SoImageVizEngine);
 
public:
  enum ComputeMode{
    MODE_2D = 0,
    MODE_3D = 1,
    MODE_AUTO = 2
  };
 
  enum Neighborhood3d{
    CONNECTIVITY_6 = 0,
    CONNECTIVITY_18 = 1,
    CONNECTIVITY_26 = 2
  };
 
  struct EventArg : public SbEventArg
  {
#if 1             SoDEPRECATED
    SoImageVizEngine* getEngine() const
    {
      return m_engine;
    }
#endif 
    SoImageVizEngine* getSource() const { return m_engine; }
 
    float getProgress() const { return m_progress; }
 
    EventArg( SoImageVizEngine* engine, float progress )
      : m_engine( engine ), m_progress( progress )
    { }
 
    ~EventArg() { }
 
  private:
    SoImageVizEngine* m_engine;
 
    float m_progress;
  };
 
  SbEventHandler<EventArg&> onBegin;
 
  SbEventHandler<EventArg&> onEnd;
 
  SbEventHandler<EventArg&> onProgress;
 
  virtual void startEvaluate();
 
  virtual void waitEvaluate();
 
  virtual void abortEvaluate();
 
  virtual bool isEvaluating();
 
private:
  static void initClass();
  static void exitClass();
 
  SoImageVizEngineImpl* getImpl() const
  { return m_impl; }
 
private:
  virtual void evaluate();
 
  virtual void inputChanged(SoField *);
 
  SoImageVizEngine(SoImageVizEngineImpl* impl);
 
  virtual ~SoImageVizEngine();
 
private:
  SoImageVizEngine() {};
 
  SoImageVizEngineImpl* m_impl;
};
 
#endif