// ISession_Direction.h: interface for the ISession_Direction class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_ISession_Direction_H__767C0DB3_A3B0_11D1_8DA3_0800369C8A03__INCLUDED_)
#define AFX_ISession_Direction_H__767C0DB3_A3B0_11D1_8DA3_0800369C8A03__INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
#include "gp_Dir2d.hxx"
class ISession_Direction;
DEFINE_STANDARD_HANDLE(ISession_Direction,AIS_InteractiveObject)
class ISession_Direction : public AIS_InteractiveObject  
{
public:
  TCollection_ExtendedString myText;
  void SetText (TCollection_ExtendedString& aText);
  void SetText (Standard_CString aText);
  void SetLineAspect (const Handle(Prs3d_LineAspect)& theAspect);
  ISession_Direction();
  ISession_Direction (const gp_Pnt& aPnt,const gp_Dir& aDir,Standard_Real aLength=1,Standard_Real anArrowLength=1);
  ISession_Direction (const gp_Pnt& aPnt,const gp_Vec& aVec,Standard_Real anArrowLength=1);

  ISession_Direction (const gp_Pnt2d& aPnt2d,const gp_Dir2d& aDir2d,Standard_Real aLength=1);
  ISession_Direction (const gp_Pnt2d& aPnt2d,const gp_Vec2d& aVec2d);

  virtual ~ISession_Direction();
  DEFINE_STANDARD_RTTIEXT(ISession_Direction,AIS_InteractiveObject)

private:

    void Compute         (const Handle(PrsMgr_PresentationManager)& aPresentationManager,
                          const Handle(Prs3d_Presentation)& aPresentation,
                          const Standard_Integer aMode);
    void ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,const Standard_Integer aMode) ;

    gp_Pnt myPnt;
    gp_Dir myDir;
    Standard_Real myLength;
    Standard_Real myArrowLength;
};

#endif // !defined(AFX_ISession_Direction_H__767C0DB3_A3B0_11D1_8DA3_0800369C8A03__INCLUDED_)