MeVisLab/Standard/Sources/Inventor/SoCSO/SoView2DCSOEditor/SoView2DCSOExtensibleEditor/extensions/SoCSOSplineEditor/SoCSOSplineEditor.h

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// **InsertLicense** code
//----------------------------------------------------------------------------------

//----------------------------------------------------------------------------------


#ifndef __SoCSOSplineEditor_H
#define __SoCSOSplineEditor_H

#include <SoView2DCSOEditor/SoView2DCSOExtensibleEditor/SoCSOLineCreatorEditorExtension.h>


class SOCSO_EXPORT SoCSOSplineEditor : public SoCSOLineCreatorEditorExtension
{
  SO_NODE_HEADER(SoCSOSplineEditor);

public:

  SoCSOSplineEditor();

  static void initClass();

  SoSFBool useFreehandMode;
  SoSFEnum doubleClickMode;

  virtual void createStartPressAt(const SoPointerPosition& pos);

  void createNewCSO( const SoPointerPosition& pos );
  virtual void createDragMoveTo(const SoPointerPosition& pos);
  virtual bool createEndPress(int clickCount);

  virtual void pointerPosition(const SoPointerPosition& pos);

  virtual void selectAndMoveStartPressAt(const SoPointerPosition& pos);
  virtual void selectAndMoveDragMoveTo(const SoPointerPosition& pos);
  virtual SoPointingAction* selectAndMoveEndPress(int clickCount);

  virtual void insertSeedPointStartPressAt(const SoPointerPosition& pos);
  virtual void insertSeedPointDragMoveTo(const SoPointerPosition& pos);
  virtual SoPointingAction* insertSeedPointEndPress(int clickCount);

  virtual int cursorShape() const { return _cursorShape; }

  virtual bool deleteSeedPoint(ml::CSO* cso, ml::CSOSeedPoint* seedPoint);

  virtual void cancel();

protected:

  ml::Vector3 getCurrentPositon(const SoPointerPosition& pos);

private:

  enum CSO_REACT_ON_DOUBLE_CLICK
  {
    CSO_SPLINE_EDITOR_DOUBLE_CLICK_SET_SINGLE_SEED = 0, 
    CSO_SPLINE_EDITOR_DOUBLE_CLICK_SET_DOUBLE_SEEDS,    
    CSO_SPLINE_EDITOR_DOUBLE_CLICK_FINISH,              
    CSO_SPLINE_EDITOR_DOUBLE_CLICK_CLOSE                
  };

  void interpolateCSO(ml::CSO* cso);
  bool couldCloseCSO(const SoPointerPosition& pos, ml::CSO* cso);
  void checkCanCloseAndSetCursorShape(const SoPointerPosition& pos, ml::CSO* cso);
  float getFirstLastSeedPointDeviceDistance(const SoPointerPosition& pos, ml::CSO* cso) const;  

  SbVec3f     _startPosition;
  ml::Vector3 _currentPosition;

  int _cursorShape;

  bool _couldCloseCurrentCSO;
};


#endif // __SoCSOSplineEditor_H