#ifndef __vtkKWMeshVisu_h
#define __vtkKWMeshVisu_h

#include "vtkKWObject.h"

class vtkKWRenderWidget;
class vtkImageViewer2;
class vtkKWScale;
class vtkKWWindowLevelPresetSelector;
class vtkKWColorTransferFunctionEditor;
class vtkKWScaleWithEntry;
class vtkKWMenuButton;
class vtkKWWindow;
class vtkColorTransferFunction;
class vtkPolyData ;
class vtkPolyDataMapper;
class vtkActor;
class vtkPolyDataNormals;
class vtkGlyph3D ;
class vtkTensorGlyph ;
class vtkArrowSource ;
class vtkSphereSource ;

class vtkKWMeshVisu : public vtkKWObject
{
public:
  static vtkKWMeshVisu* New();
  
  vtkTypeRevisionMacro(vtkKWMeshVisu,vtkKWObject);

  // Description:
  // Run the example.
  int Run(int argc, char *argv[]);

  // Description:
  // Callbacks
  virtual void LoadMeshCallback();
  virtual void Load1DAttributeCallback();
  virtual void Load3DAttributeCallback();
  virtual void LoadEllipsoidFieldCallback();
  virtual void LoadCurveCallback();
  virtual void CleanAttributesCallback();
  virtual void LoadAttributeMeshCallback();
  virtual void SaveAttributeMeshCallback();
  virtual void PValueCallback();
  virtual void DistanceMapCallback();
  virtual void OpacityCallback(double d);
  virtual void FeatureScaleCallback (double d);
  virtual void GetCameraCallback ();
  
  int CommandLine (int argc, const char *argv[]);
protected:
  vtkKWMeshVisu();
  ~vtkKWMeshVisu();

  vtkKWMenuButton *ColorMode ;

  vtkKWScaleWithEntry *opacityScale ;
  vtkKWScaleWithEntry *featureScale ;

  vtkKWRenderWidget *RenderWidget;
  vtkKWWindow *win;
  vtkKWColorTransferFunctionEditor *TFuncEditor;
  vtkColorTransferFunction *PValueTFunc;
  vtkColorTransferFunction *DistanceMapTFunc;
  vtkColorTransferFunction *FixedTFunc ;

  void UpdateDistanceMapTFunc ();
  void GetAttributeRange (double *r ) ;
  void Stabilize1DVisualization();
  void SaveRenderAsBMP(const char *filename) ;

  void LoadMesh(char *fileName);
  void LoadScalarField(char *fileName);
  void LoadVectorField(char *fileName);
  void LoadCurve (char *fileName);
  void LoadEllipsoidField(char *fileName);

  vtkPolyData *vtkMesh ;

  vtkPolyDataMapper *meshMapper ;
  vtkActor *meshActor ;

  vtkPolyDataNormals *normalFilter ;

  vtkArrowSource *arrowSource ;
  vtkGlyph3D *arrowGlyphFilter;
  vtkPolyDataMapper *arrowGlyphMapper ;
  vtkActor *arrowGlyphActor ;

  vtkSphereSource *ellipsoidSource ;
  vtkTensorGlyph *ellipsoidGlyphFilter ;
  vtkPolyDataMapper *ellipsoidGlyphMapper ;
  vtkActor *ellipsoidGlyphActor ;

  vtkActor *aPolyLineActor ;

  int attributeDimension ;

  bool commandLine ;
private:
  vtkKWMeshVisu(const vtkKWMeshVisu&);   // Not implemented.
  void operator=(const vtkKWMeshVisu&);  // Not implemented.
};

#endif