include/gdb/vectorDataReader.h

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/*******************************************************************************
** Copyright (c) 2003 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: vectorDataReader.h,v $ $Revision: 1.11 $ $State: Exp $
*******************************************************************************/
#ifndef vectorDataReader_H_
#define vectorDataReader_H_

#include "gdb/gdbDefines.h"
#include <vlutil/vlFilename.h>

class DtSpecificationManager;
class DtTerrainDatabase;
class DtVectorDataInitializer;
class DtVectorNetwork;

// Simple terrain database builder
class DT_DLL_gdb DtVectorDataReader
{
public:
   // constructor
   DtVectorDataReader();

   // destructor
   virtual ~DtVectorDataReader();

   // Import vector data into the gdb
   virtual bool importVectorData(const DtFilename &path, 
                                 DtTerrainDatabase* terrain, 
                                 DtVectorDataInitializer* myInit) = 0;

   virtual DtString dataType() = 0;

   virtual DtTerrainDatabase* terrainDb();

   virtual int optionalFileFlags(const DtFilename& filename)
   {
      return 0;
   }

protected:

   // is called inside of importVectorData to set the myTerrainDatabase variable
   virtual void init(DtTerrainDatabase* terrain);

   virtual bool postProcessVectorData(DtVectorNetwork*& unprocessedVectorNetwork,
                                      DtVectorDataInitializer& vectorInitializer);

   virtual bool clipVectorData( DtVectorNetwork& unclippedVectorNetwork, 
                               DtVectorNetwork& clippedVectorNetwork);

protected:

   DtTerrainDatabase*      myTerrainDatabase;

};

inline DtTerrainDatabase* DtVectorDataReader::terrainDb()
{
   return myTerrainDatabase;
}

#endif