dataQueryInteractionHLA.h

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/*********************************************************************
** Copyright (c) 1992-2010 VT MAK
** All rights reserved.
*********************************************************************/


#ifndef dataQueryInteractionHLA_H_
#define dataQueryInteractionHLA_H_

#if DtHLA

#include "hostStructs.h"
#include <matrix/vlMath.h>
#include "interactionWithEncDec.h"




class DT_DLL_VL DtExerciseConn;
class DT_DLL_VL DtDataQueryInteraction;


typedef void (*DtDataQueryInteractionCb) 
   (DtDataQueryInteraction* inter, void* usr);



class DT_DLL_VL DtDataQueryInteraction: public DtInteractionWithEncDec
{
public:

   DtDataQueryInteraction();

   virtual ~DtDataQueryInteraction();

   DtDataQueryInteraction(const DtDataQueryInteraction& orig);

   DtDataQueryInteraction& operator=(
      const DtDataQueryInteraction& orig);

   virtual void printData() const;

   virtual void printDataToStream(std::ostream& stream) const;

   virtual void setSenderId(const DtEntityIdentifier& id);
   virtual const DtEntityIdentifier& senderId() const;

   virtual void setReceiverId(const DtEntityIdentifier& id);
   virtual const DtEntityIdentifier& receiverId() const;

   virtual void setRequestId(unsigned long id);
   virtual unsigned long requestId() const;

   virtual void setTimeInterval(DtTime seconds);   
   virtual DtTime timeInterval() const;

   virtual void initDatumIds(unsigned long numFixedFields, 
                             unsigned long numVarFields);

   virtual void setNumFixedFields(unsigned long numFixedFields);
   virtual unsigned long numFixedFields() const;

   virtual int setFixedDatumId(DtU32 index, DtDatumParam id);
   virtual DtDatumParam fixedDatumId(DtU32 index) const;

   virtual void setNumVarFields(unsigned long numVarFields);
   virtual unsigned long numVarFields() const;

   virtual int setVarDatumId(DtU32 index, DtDatumParam id); 
   virtual DtDatumParam varDatumId(DtU32 index) const;

   virtual void setFixedDatumIDs(const void* data, DtInt32 numBytes);
   virtual const void* fixedDatumIDs() const;

   virtual void setVariableDatumIDs(const void* data, DtInt32 numBytes);
   virtual const void* variableDatumIDs() const;

   virtual void changeFixedSize(DtU32 newSize);
   virtual void changeVariableSize(DtU32 newSize);

   virtual const char* name() const;

public:

   static DtInteraction* create();

   static void addCallback(DtExerciseConn* conn,
                           DtDataQueryInteractionCb cb, void* usr,
                           DtDDMRegionSP region = DtDDMRegionSP());
   static void removeCallback(DtExerciseConn* conn,
                              DtDataQueryInteractionCb cb, void* usr,
                              DtDDMRegionSP region = DtDDMRegionSP());

protected:

   DtEntityIdentifier myOrigEnt;
   DtEntityIdentifier myReceiveEnt;
   DtU32 myRequestId;
   DtNetTimeStamp myTimeInterval;
   DtNetU32* myFixedDatumIDs;
   DtNetU32* myVariableDatumIDs;
   DtU32 myNumFixed;
   DtU32 myNumVar;
};

#endif
#endif