GeEllipArc2d.h

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// Copyright (C) 2002-2024, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
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// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2024 by Open Design Alliance. 
//   All rights reserved.
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// acknowledge and accept the above terms.
 
#ifndef OD_GE_ELLIP_ARC_2D_H
#define OD_GE_ELLIP_ARC_2D_H 
 
class OdGeCircArc2d;
class OdGePlanarEnt;
class OdGeEllipArc2d;
class OdGeLinearEnt2d;
class OdGeExtents2d;
#include "OdPlatform.h"
#include "Ge/GeCurve2d.h"
 
#include "TD_PackPush.h"

class GE_TOOLKIT_EXPORT OdGeEllipArc2d : public OdGeCurve2d
{
public:
  GE_OPERATORS_OVERRIDE_2D(OdGeEllipArc2d);

  OdGeEllipArc2d();

  OdGeEllipArc2d(
    const OdGeEllipArc2d& ell);

  OdGeEllipArc2d(
    const OdGeCircArc2d& arc);

  OdGeEllipArc2d(
    const OdGePoint2d& center,
    const OdGeVector2d& majorAxis,
    const OdGeVector2d& minorAxis,
    double majorRadius,
    double minorRadius);

  OdGeEllipArc2d(
    const OdGePoint2d& center,
    const OdGeVector2d& majorAxis,
    const OdGeVector2d& minorAxis,
    double majorRadius,
    double minorRadius,
    double startAng,
    double endAng);

  bool intersectWith(
    const OdGeLinearEnt2d& line,
    int& numInt,
    OdGePoint2d& p1,
    OdGePoint2d& p2,
    const OdGeTol& tol = OdGeContext::gTol) const;

  bool isCircular(
    const OdGeTol& tol = OdGeContext::gTol) const;

  bool isInside(
    const OdGePoint2d& point,
    const OdGeTol& tol = OdGeContext::gTol) const;

  OdGePoint2d center() const;

  double minorRadius() const;

  double majorRadius() const;

  OdGeVector2d minorAxis() const;

  OdGeVector2d majorAxis() const;

  double startAng() const;

  double endAng() const;

  OdGePoint2d startPoint() const;

  OdGePoint2d endPoint() const;

  bool isClockWise() const;

  OdGeEllipArc2d& setCenter(
  const OdGePoint2d& center);

  OdGeEllipArc2d& setMinorRadius(
    double rad);

  OdGeEllipArc2d& setMajorRadius(
    double rad);

  OdGeEllipArc2d& setAxes(
    const OdGeVector2d& majorAxis,
    const OdGeVector2d& minorAxis);

  OdGeEllipArc2d& setAngles(
    double startAng,
    double endAng);

  OdGeEllipArc2d& set(
    const OdGePoint2d& center,
    const OdGeVector2d& majorAxis,
    const OdGeVector2d& minorAxis,
    double majorRadius,
    double minorRadius);

  OdGeEllipArc2d& set(
    const OdGePoint2d& center,
    const OdGeVector2d& majorAxis,
    const OdGeVector2d& minorAxis,
    double majorRadius,
    double minorRadius,
    double startAng,
    double endAng);

  OdGeEllipArc2d& set(
    const OdGeCircArc2d& arc);

  OdGeEllipArc2d& operator =(
    const OdGeEllipArc2d& ell);

  // Overrides :

  // TD Special :

  void getGeomExtents(
    OdGeExtents2d& extents) const;
 
  // returns the parameter of elliptical arc points (if any) which have tangent
  // co-directional to "tan" vector. Parameters are returned in params array.
  // Note that this function doesn't clear array - only appends items.

  //FELIX_CHANGE_BEGIN
  void inverseTangent(
    OdGeVector2d tan,
    OdGeDoubleArray& params) const;
  //FELIX_CHANGE_END
};
 
#include "TD_PackPop.h"
 
#endif // OD_GE_ELLIP_ARC_2D_H