d1/d1e/_ge_nurb_curve2d_8h_source.html

// Copyright (C) 2002-2017, 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

// programs owned by members of the Alliance, subject to a signed

// Membership Agreement and Supplemental Software License Agreement with the

// Alliance. The structure and organization of this software are the valuable

// trade secrets of the Alliance and its suppliers. The software is also

// 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 Teigha(R) software pursuant to a license

//   agreement with Open Design Alliance.

//   Teigha(R) Copyright (C) 2002-2017 by Open Design Alliance.

//   All rights reserved.

//

// By use of this software, its documentation or related materials, you

// 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:


  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 getFitPointAt(

    int index,

    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;


   bool getFitKnotParameterization(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;


  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 index,

    const OdGePoint2d& point);


  bool addFitPointAt(

    int index,

    const OdGePoint2d& point);


  bool deleteFitPointAt(

    int index);


  bool setFitTolerance(

    const OdGeTol& fitTol = OdGeContext::gTol);


  bool setFitTangents(

    const OdGeVector2d& startTangent,

    const OdGeVector2d& endTangent);


  bool setFitKnotParameterization(OdGeKnotParameterization knotParam);


  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);


  OdGeSplineEnt2d& setWeightAt(

    int controlPointIndex,

    double weight);


  OdGeNurbCurve2d& setEvalMode(

    bool evalMode = false);


  OdGeNurbCurve2d& joinWith(

    const OdGeNurbCurve2d& curve);


  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);


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


  bool deleteControlPointAt(int index);


  // Overrides :


  // TD Special :


  bool intersectWith(

    const OdGeLine2d &line2d,

    OdGePoint2dArray &pnts2d,

    const OdGeTol& tol = OdGeContext::gTol,

    OdGeDoubleArray *params = NULL) const;


  void set(

    int degree,

    const OdGeKnotVector& knots,

    const OdGePoint2dArray& controlPoints,

    const OdGeDoubleArray& weights,

    bool isPeriodic = false);


protected:

  friend class OdDbGeEdgesDwgIO;

  friend class OdDbGeEdgesDxfIO;


  void set(int degree, const OdGeKnotVector& knots,

    const OdGePoint2dArray& cntrlPnts,  const OdGeDoubleArray& weights, bool isPeriodic,

    const OdGePoint2dArray& fitPoints,

    const OdGeVector2d& startTangent,

    const OdGeVector2d& endTangent);

};


#include "TD_PackPop.h"


#endif