c7bReader.h

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/*******************************************************************************
** Copyright (c) 1999 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: c7b.h,v $ $Revision: 1.23 $ $State: Exp $
*******************************************************************************/
#ifndef c7bReader_H_
#define c7bReader_H_

#include "ctdb/ctdbDefines.h"
#ifdef WIN32
#include <float.h> 
#define isAValidFloat(x) (!_isnan(x))
#else
#include <math.h> 
#define isAValidFloat(x) (!isnan(x))
#endif

#include "gdb/terrainReader.h"
#include <vlutil/vlFilename.h>
#include "geometry/point.h"
#include "ctdb/c7NetTypes.h"
#include <vlutil/vlList.h>
#include "gdb/specificationManager.h"

class DtC7bHeader;
class DtC7bAuxHeader;
class DtC7bGeoid;
class DtC7bPatchGroupHeader;
class DtC7bNode;
class DtC7bEdge;
class DtC7bAbstractFeature;
class DtC7bLinearModel;
class DtC7bVolumeModel;
class DtC7bAggModel;
class DtC7bMesTemplate;
class DtC7bMesVolume;
class DtC7bPatTable;
class DtC7bWaterChars;
class DtC7bElevation;
class DtC7bGroup;

class DtSurfaceManager;
class DtGridPostList;
class DtGroup;

class DtVectorNetwork;
class DtNetworkNode;


class DT_DLL_ctdb DtC7bReader : public DtTerrainReader
{
public:

   DtC7bReader();
   ~DtC7bReader();

   // Loads terrain database file named filename, returning the data in 
   // terrain.  The terrain pointer passed in must be initialized before calling 
   // loadTerrain.
   virtual bool loadTerrain(const DtFilename& filename, 
                            DtTerrainDatabase* terrain);

   // Loads terrain database file named filename, returning the data in 
   // terrain.  The initializer object is used to pass in additional information
   // about the terrain to be loaded.  The terrain pointer passed in must be 
   // initialized before calling loadTerrain.
   virtual bool loadTerrain(const DtFilename& filename, 
                            DtTerrainDatabase* terrain, 
                            const DtTerrainInitializer* initializer);

   // Returns "c7b"
   virtual const DtString dataType() const;

   virtual DtVectorNetwork* localNetwork() {return myLocalNetwork;}
   virtual DtNetworkNode* betterNode(DtPoint &point, unsigned specID);

   static DtTerrainReader* create();

   // Returns only the coordinate system that would define this database.  Should not load
   // any polygonal or vector information
   virtual Coordinate_System* coordinateSystem(const DtFilename& filename);

   protected:

   virtual bool setupAndReadHeader(const DtFilename&, DtNetworkByteOrderType&);
   virtual void cleanUpC7b();
   virtual bool read(const DtFilename &filename);
   virtual bool readPatchGroupHeaders();
   virtual bool readTopology();
   virtual bool readQuadTree();
   virtual bool readLinearModels();
   virtual bool readVolumeModels();
   virtual bool readAggregateModels();
   virtual bool readMes();
   virtual bool readMesTemplates();
   virtual bool readMesVolumes();
   virtual bool readSoilTables();
   virtual bool readWaterChars();
   virtual bool readTidalZones();
   virtual bool readElevations();
   virtual bool readAllPatchData();

   virtual bool import();
   virtual bool buildSurfaceManager();
   virtual bool createFromGrid();
   virtual bool createFromTin();
   virtual bool createGridElevationData(DtGroup* group);
   virtual bool createGroupGrid(DtGroup* group);   
   virtual bool importFeatures();
   virtual bool importFeatureData();
   virtual bool triangulateGridData();
   virtual bool importAbstractData();

   virtual void calculateMaxMinHigh();

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

public:

   DtC7bHeader*            myC7bHeader;
   DtC7bAuxHeader*         myC7bAuxHeader;
   DtC7bGeoid*             myC7bGeoid;
   DtC7bPatchGroupHeader*  myC7bPatchGroupHeaders;
   DtC7bNode               *myC7bNodes;
   DtC7bEdge               *myC7bEdges;
   DtC7bAbstractFeature    **myC7bAbstractFeatures;
   DtC7bLinearModel        *myC7bLinearModels;
   DtC7bVolumeModel        *myC7bVolumeModels;
   DtC7bVolumeModel        *myC7bMesVolumeModels;
   DtC7bAggModel           *myC7bAggModels;
   DtC7bMesTemplate        *myC7bMesTemplates;
   DtC7bMesVolume          *myC7bMesVolumes;
   DtC7NetU32                *myC7bSoilTableIndex;
   DtNetU8                 *myC7bSoilTables;
   DtC7bPatTable           *myC7bPatTable;
   DtC7bWaterChars         *myC7bWaterChars;
   DtC7NetFloat32            *myC7bTidalZones;
   DtC7bElevation          *myC7bElevations;
   DtC7NetInt32              *myC7bSoils;
   DtC7bGroup              *myC7bGroups;

   int            myPatchesWide;
   int            myPatchesHigh;
   int            myNumPatchGroups;
   int            myNumNodes;
   int            myNumEdges;
   int            myNumAbstractFeatures;
   int            myNumLinearModels;
   int            myNumVolumeModels;
   int            myNumMesVolumeModels;
   int            myNumAggModels;
   int            myNumMesTemplates;
   int            myNumMesVolumes;
   int            myNumSoilTables;
   int            mySizeSoilTables;
   int            myNumWaterChars;
   int            myNumTidalZones;
   int            myNumElevations;
   int            myNumSoils;

   double         myMaxHigh;
   double         myMinHigh;
   double         myLenHigh;
   double         myPatchSize;
   
   long           myBaseX;
   long           myBaseY;
   long           myStepX;
   long           myStepY;

   FILE*           myFile;

   DtSurfaceManager*        mySurfaceManager;
   DtGridPostList*          myGridPostList;
   DtVectorNetwork*         myLocalNetwork; 

   DtList   myNodeLists[10][10];
   bool mySourceIsLittleEndian;

   static const unsigned int theNumColorGradations;
   static DtSpecificationID theRiverSpec;
   static DtSpecificationID theRoadSpec;
   static DtSpecificationID theRailroadSpec;
   static DtSpecificationID theTreeSpec;
   static DtSpecificationID theTreesSpec;
   static DtSpecificationID theFencesSpec;
   static DtSpecificationID theMicrowaterSpec;
   static DtSpecificationID thePipelineSpec;
   static DtSpecificationID thePowerlineSpec;
   static DtSpecificationID theBoundarySpec;
};

#endif