intersectNetNodMet.h

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/*********************************************************************
** Copyright (c) 2001 MAK Technologies, Inc.
** All rights reserved.
*********************************************************************/
/*********************************************************************
** $RCSfile: intersectNetNodMet.h,v $ $Revision: 1.13 $ $State: Exp $
*********************************************************************/

#pragma once

//
// \file intersectNetNodMet.h
// \brief This file contains the DtIntersectNetworkNodeMetric class declaration.
//

#include "gdb/gdbDefines.h"
#include "gdb/netwrkNodMet.h"
#include "gdb/netwrkSegHelper.h"

class DtNetworkNode;
class DtTerrainDatabase;

class DT_DLL_gdb DtIntersectNetworkNodeMetric : public DtNetworkNodeMetric
{
public:

   DtIntersectNetworkNodeMetric();

   virtual ~DtIntersectNetworkNodeMetric();

   DtIntersectNetworkNodeMetric(const DtIntersectNetworkNodeMetric& orig);

   DtIntersectNetworkNodeMetric& operator=(const DtIntersectNetworkNodeMetric& orig);

public:

   virtual double measure(const DtNetworkNode& node) const;

   // \param p a reference to a point that is set to the closest point on the segment to the specified point.
   virtual double measure(const DtNetworkNode& node, DtPoint &p) const;

   virtual bool valid(const DtNetworkNode& node) const;

   virtual bool validSW(const DtNetworkNode& node) const;

   virtual bool validSE(const DtNetworkNode& node) const;

   virtual bool validNE(const DtNetworkNode& node) const;

   virtual bool validNW(const DtNetworkNode& node) const;

   virtual const DtChord& centerOfInterest() const;
   virtual void setCenterOfInterest(const DtChord& val);

   virtual double maxRange() const;
   virtual void setMaxRange(double val);

   virtual bool evalInZ();
   virtual void setEvalInZ(bool eval);

   virtual double measureMultiplier() const;
   virtual void setMeasureMultiplier(double val);

   virtual const DtTerrainDatabase* terrainDb();
   virtual void setTerrainDb(const DtTerrainDatabase *db);

   virtual void initialize(Coordinate_System* cs);

protected:

   virtual bool intersectsWithNode(const DtNetworkSegment& seg,
      const DtNetworkNode& node, DtPoint& intersectionPoint,
      double& time) const;

protected:

   const DtTerrainDatabase* myDb;

   DtChord           myCenterOfInterest;
   double            myMaxRange;
   double            myMeasureMultiplier;

   double            myMaxX;
   double            myMaxY;
   double            myMinX;
   double            myMinY;
   double            mySize;

   DtNetworkSegmentHelper  mySeg;

   bool              myEvalInZ;
   DtCoordTransform  myTopoToLocal;
};