GiPolyline.h

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// Copyright (C) 2002-2022, 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 Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2022 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 __ODGIPOLYLINE_H__
#define __ODGIPOLYLINE_H__
 
class OdGeVector3d;
class OdGeLineSeg2d;
class OdGeLineSeg3d;
class OdGeCircArc2d;
class OdGeCircArc3d;
 
#include "TD_PackPush.h"
 
#include "Gi/GiExport.h"
 
class ODGI_EXPORT OdGiPolyline : public OdRxObject
{
public:
  ODRX_DECLARE_MEMBERS(OdGiPolyline);
 
  enum SegType
  {
    kLine,        // Straight segment with length greater than 0.
    kArc,         // Arc segment with length greater than 0.
    kCoincident,  // Segment with 0 length.
    kPoint,       // Polyline with a single vertex.
    kEmpty        // No vertices are present.
  };
 
  virtual unsigned int numVerts() const = 0;
 
  virtual bool isClosed() const = 0;
 
  virtual OdGeVector3d normal() const = 0;
 
  virtual double thickness() const = 0;
 
  virtual double getConstantWidth() const = 0;
 
  virtual bool hasWidth() const = 0;
 
  virtual bool hasPlinegen() const = 0;
 
  virtual double elevation() const = 0;
 
  virtual SegType segType(unsigned int index) const = 0;
  
  virtual void getLineSegAt(unsigned int index, OdGeLineSeg2d& ln) const = 0;
 
  virtual void getLineSegAt(unsigned int index, OdGeLineSeg3d& ln) const = 0;
 
  virtual void getArcSegAt(unsigned int index, OdGeCircArc2d& arc) const = 0;
 
  virtual void getArcSegAt(unsigned int index, OdGeCircArc3d& arc) const = 0;
 
  virtual void getPointAt(unsigned int index, OdGePoint2d& pt) const = 0;
 
  virtual double getBulgeAt(unsigned int index) const = 0;
 
  virtual void getWidthsAt(unsigned int index, double& startWidth,  double& endWidth) const = 0;
 
  virtual OdRxObjectPtr getDbPolyline() const = 0;
};
 
typedef OdSmartPtr<OdGiPolyline> OdGiPolylinePtr;
 
#include "TD_PackPop.h"
 
#endif  // __ODGIPOLYLINE_H__