railObstructionAnalyzer.h

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/*******************************************************************************
** Copyright (c) 2010 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/



#pragma once

#include "vrfmodel/vrfmodelDefines.h"
#include "vrfmodel/railObstructionInfo.h"

class DT_DLL_vrfmodel DtRailObstructionAnalyzer
{
public:
   DtRailObstructionAnalyzer();
   virtual ~DtRailObstructionAnalyzer();

   virtual void setObstructionList(const std::list<DtRailObstructionPtr>& obstructionList);
   virtual const std::list<DtRailObstructionPtr>& obstructionList() const;

   virtual void setRailStartOffset(double offset);
   virtual double railStartOffset() const;
   
   virtual void setLastCalcHitTime(double hitTime);
   virtual double lastCalcHitTime() const;

   virtual void setLastObstruction(DtRailObstructionPtr obs);
   virtual DtRailObstructionPtr lastObstruction() const;

   virtual void setConvoyTarget(DtString convoyTarget);
   virtual DtString convoyTarget() const;

   virtual void setVelocity(double velocity);
   virtual double velocity() const;

   virtual bool closestObstructionInLane(int lane, 
      const std::list<DtRailObstructionPtr>& obstructionList,
      DtRailObstructionPtr& obstruction,
      bool checkForwardOnly) const;

   virtual bool firstHitObstructionInLane(int lane, double railVelocity,
      double railStartOffset,
      const std::list<DtRailObstructionPtr>& obstructionList,
      DtRailObstructionPtr& obstruction, double& hitTime) const;

   virtual bool timeToHit(double railVelocity, double railStartOffset, 
      const DtRailObstructionPtr& obstruction, double& hitTime) const;

private:
   std::list<DtRailObstructionPtr> myObstructionList;
   double myRailStartOffset;
   double myLastCalculatedHitTime;
   double myVelocity;
   DtRailObstructionPtr myLastObstruction;
   DtString myConvoyTarget;
};