GeNurbCurve2d.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 
// the Alliance. The software may only be incorporated into application 
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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_GENURB2d_H
#define OD_GENURB2d_H 
 
#include "Ge/GeSplineEnt2d.h"
#include "OdPlatformSettings.h"
 
class OdGeNurbCurve2dImpl;
class OdGePolyline2d;
class OdGeEllipArc2d;
class OdGeLineSeg2d;
class OdGeKnotVector;
 
#include "TD_PackPush.h"

class GE_TOOLKIT_EXPORT OdGeNurbCurve2d : public OdGeSplineEnt2d
{
public:
  GE_OPERATORS_OVERRIDE_2D(OdGeNurbCurve2d);

  OdGeNurbCurve2d();

  OdGeNurbCurve2d(
    const OdGeNurbCurve2d& source);

  OdGeNurbCurve2d(
    int degree,
    const OdGeKnotVector& knots,
    const OdGePoint2dArray& controlPoints,
    bool isPeriodic = false);

  OdGeNurbCurve2d(
    int degree,
    const OdGeKnotVector& knots,
    const OdGePoint2dArray& controlPoints,
    const OdGeDoubleArray& weights,
    bool isPeriodic = false);

  OdGeNurbCurve2d(
    int degree,
    const OdGePolyline2d& fitPolyline,
    bool isPeriodic = false);

  OdGeNurbCurve2d(
    const OdGePoint2dArray& fitPoints,
    const OdGeVector2d& startTangent,
    const OdGeVector2d& endTangent,
    bool startTangentDefined = true,
    bool endTangentDefined = true,
    const OdGeTol& fitTolerance = OdGeContext::gTol);

  OdGeNurbCurve2d(
    const OdGePoint2dArray& fitPoints,
    const OdGeTol& fitTolerance = OdGeContext::gTol);

  OdGeNurbCurve2d(
    const OdGePoint2dArray& fitPoints,
    const OdGeVector2dArray& fitTangents,
    const OdGeTol& fitTolerance = OdGeContext::gTol,
    bool isPeriodic = false);

  OdGeNurbCurve2d(
    const OdGeEllipArc2d& ellipse);

  OdGeNurbCurve2d(
    const OdGeLineSeg2d& linSeg);

  OdGeNurbCurve2d(
    const OdGePoint2dArray& fitPoints,
    const OdGeVector2d& startTangent,
    const OdGeVector2d& endTangent,
    bool startTangentDefined,
    bool endTangentDefined,
    OdGeKnotParameterization knotParam,
    const OdGeTol& fitTol = OdGeContext::gTol);

  int numFitPoints() const;

  bool getFitKnotParameterization(OdGeKnotParameterization& knotParam) const;

  bool getFitPointAt(
    int fitPointIndex,
    OdGePoint2d& point) const;

  bool getFitTolerance(
    OdGeTol& fitTolerance) const;

  bool getFitTangents(
    OdGeVector2d& startTangent,
    OdGeVector2d& endTangent) const;

  bool getFitData(
    OdGePoint2dArray& fitPoints,
    OdGeTol& fitTolerance,
    bool& tangentsExist,
    OdGeVector2d& startTangent,
    OdGeVector2d& endTangent) const;

  bool getFitData(
    OdGePoint2dArray& fitPoints,
    OdGeTol& fitTolerance,
    bool& tangentsExist,
    OdGeVector2d& startTangent,
    OdGeVector2d& endTangent,
    OdGeKnotParameterization& knotParam) const;

  void getDefinitionData(
    int& degree,
    bool& rational,
    bool& periodic,
    OdGeKnotVector& knots,
    OdGePoint2dArray& controlPoints,
    OdGeDoubleArray& weights) const;

  int numWeights() const;

  double weightAt(
    int weightIndex) const;

  OdGeNurbCurve2d& setWeightAt(
    int weightIndex,
    double weight);

  bool evalMode() const;

  bool getParamsOfC1Discontinuity(
    OdGeDoubleArray& params,
    const OdGeTol& tol = OdGeContext::gTol) const;

  bool getParamsOfG1Discontinuity(
    OdGeDoubleArray& params,
    const OdGeTol& tol = OdGeContext::gTol) const;

  bool setFitPointAt(
    int fitPointIndex,
    const OdGePoint2d& point);

  bool addFitPointAt(
    int fitPointIndex,
    const OdGePoint2d& point);

  bool deleteFitPointAt(
    int fitPointIndex);

  bool addControlPointAt(double newKnot, const OdGePoint2d& point, double weight = 1.0);

  bool deleteControlPointAt(int index);

  bool setFitKnotParameterization(OdGeKnotParameterization knotParam);

  bool setFitTolerance(
    const OdGeTol& fitTol = OdGeContext::gTol);

  bool setFitTangents(
    const OdGeVector2d& startTangent,
    const OdGeVector2d& endTangent);

  OdGeNurbCurve2d& setFitData(
    const OdGePoint2dArray& fitPoints,
    const OdGeVector2d& startTangent,
    const OdGeVector2d& endTangent,
    const OdGeTol& fitTol = OdGeContext::gTol);

  OdGeNurbCurve2d& setFitData(
    const OdGeKnotVector& fitKnots,
    const OdGePoint2dArray& fitPoints,
    const OdGeVector2d& startTangent,
    const OdGeVector2d& endTangent,
    const OdGeTol& fitTol = OdGeContext::gTol,
    bool isPeriodic = false);

  OdGeNurbCurve2d& setFitData(
    int degree,
    const OdGePoint2dArray& fitPoints,
    const OdGeTol& fitTol = OdGeContext::gTol);

  OdGeNurbCurve2d& setFitData(
    const OdGePoint2dArray& fitPoints,
    const OdGeVector2d& startTangent,
    const OdGeVector2d& endTangent,
    OdGeKnotParameterization knotParam,
    const OdGeTol& fitTol = OdGeContext::gTol);

  bool purgeFitData();

  OdGeNurbCurve2d& addKnot(
    double newKnot);

  OdGeNurbCurve2d& insertKnot(
    double newKnot);

  OdGeNurbCurve2d& setEvalMode(
    bool evalMode = false);

  OdGeNurbCurve2d& joinWith(
    const OdGeNurbCurve2d& curve, const OdGeTol& iTolerance = OdGeContext::gTol);

  OdGeNurbCurve2d& hardTrimByParams(
    double newStartParam,
    double newEndParam);

  OdGeNurbCurve2d& makeRational(
    double weight = 1.0);

  OdGeNurbCurve2d& makeClosed();

  OdGeNurbCurve2d& makePeriodic();

  OdGeNurbCurve2d& makeNonPeriodic();

  OdGeNurbCurve2d& makeOpen();

  OdGeNurbCurve2d& elevateDegree(
    int plusDegree);

  OdGeNurbCurve2d& operator =(
    const OdGeNurbCurve2d& spline);

  // Overrides :

  // TD Special :

  bool intersectWith(
    const OdGeLine2d &line2d,
    OdGePoint2dArray &pnts2d,
    const OdGeTol& tol = OdGeContext::gTol,
    OdGeDoubleArray *params = NULL) const;

  OdGeNurbCurve2d& set(
    int degree,
    const OdGeKnotVector& knots,
    const OdGePoint2dArray& controlPoints,
    const OdGeDoubleArray& weights,
    bool isPeriodic = false);

  static OdGeNurbCurve2d* convertFrom(const OdGeCurve2d* source, const OdGeInterval& domain, const OdGeTol& tol = OdGeContext::gTol, bool sameParametrization = false);

  static OdGeNurbCurve2d* convertFrom(const OdGeCurve2d* source, const OdGeTol& tol = OdGeContext::gTol, bool sameParametrization = false);
//DOM-IGNORE-BEGIN
protected:
  friend class OdDbGeEdgesDwgIO;
  friend class OdDbGeEdgesDxfIO;

  OdGeNurbCurve2d& setData(int degree, const OdGeKnotVector& knots,
    const OdGePoint2dArray& controlPoints, const OdGeDoubleArray& weights, bool isPeriodic,
    const OdGePoint2dArray& fitPoints,
    const OdGeVector2d& startTangent,
    const OdGeVector2d& endTangent);
//DOM-IGNORE-END
};
 
#include "TD_PackPop.h"
 
#endif