GeNurbCurve2d.h

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