vertexList.h

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/*********************************************************************
** Copyright (c) 2020 MaK Technologies, Inc.
** All rights reserved.
*********************************************************************/


#pragma once

#include "vrfutil/vrfutilDefines.h"
#include <readerWriter/rwList.h>
#include <matrix/vlVector.h>

class DtRwVector;
class DtRwVectorIterator;


class DT_DLL_vrfutil DtVertexList : public DtRwList
{
public:

   DtVertexList();

   DtVertexList(const DtString& name, DtReaderWriterRegistry*
      parentRegistry = 0);

   DtVertexList(const DtVertexList& orig, DtReaderWriterRegistry*
      parentRegistry = 0);

   virtual ~DtVertexList();

   virtual DtRwVector& operator[](unsigned index) const;

   virtual int index(const DtListItem* entry) const;

   virtual double distSquaredTo(const DtVector& point) const;

   virtual bool getClosestVertex(const DtVector& point, DtVector& vertex) const;

   virtual DtListItem* getClosestVertex(const DtVector& point) const;

   virtual bool getClosestLine(const DtVector& point, DtVector& linePt1,
      DtVector& linePt2) const;

   virtual void translate(const DtVector& offset);

   virtual void copyList(const DtVertexList&);

   virtual void copyList(const DtList&);

   DtVertexList& operator=(const std::vector<DtVector>&);
   DtVertexList& operator=(const DtVertexList&);

   virtual void emptyList();
   
   virtual void resetVerticesVector();

   const std::vector<DtVector>& asVector() const
   {
      return  myVertexList;
   }

   static DtRwVector& zero();

public:

   static double distanceSquaredPointToLine(const DtVector& point,
      const DtVector& linePt1, const DtVector& linePt2);

   static double distanceSquaredPointToPoint(const DtVector& point1,
      const DtVector& point2);

   void removeVertex(int);

protected:

   virtual DtlObjPtr getData(DtlObjPtr args, const DtReaderWriter::SearchPaths& searchPaths,
      const DtVariableBindingsList& variableBindings);

protected:
   std::vector<DtVector> myVertexList;
};