include/vrfutil/vertexList.h

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/*********************************************************************
** Copyright (c) 1999 MaK Technologies, Inc.
** All rights reserved.
*********************************************************************/
/*********************************************************************
** $RCSfile: vertexList.h,v $ $Revision: 1.13 $ $State: Exp $
*********************************************************************/


#ifndef DtVertexList_H_
#define DtVertexList_H_

#include "vrfutil/rwList.h"

class DtRwVector;
class DtVector;
class DtRwVectorIterator;


#include "vrfutil/vrfutilDefines.h"
class DT_DLL_vrfutil DtVertexList : public DtRwList
{
public:

   DtVertexList();

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

   virtual ~DtVertexList();

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

   virtual int index(const DtListItem* entry) const;

   virtual const DtRwVectorIterator& witerator() 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&);

public:

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

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

protected:

   virtual DtlObjPtr getData(DtlObjPtr args, const DtFilename& searchPath,
      const DtVariableBindingsList& variableBindings);

private:
   DtVertexList(const DtVertexList& orig);

   DtVertexList& operator=(const DtVertexList& orig);

protected:
   DtRwVectorIterator* myVertexIterator;
};

#endif