Initial revision.

Polygon/Makefile.am

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+noinst_LIBRARIES = libPolygon.a
+
+libPolygon_a_SOURCES = \
+	index.cxx index.hxx \
+	names.cxx names.hxx
+
+INCLUDES += -I$(top_builddir) -I$(top_builddir)/Lib

Polygon/index.cxx

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+// index.cxx -- routines to handle a unique/persistant integer polygon index
+//
+// Written by Curtis Olson, started February 1999.
+//
+// Copyright (C) 1999  Curtis L. Olson  - curt@flightgear.org
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+// $Id$
+// (Log is kept at end of this file)
+ 
+#include <Include/compiler.h>
+
+#include STL_STRING
+
+#include <stdio.h>
+
+#include "index.hxx"
+
+
+static int poly_index;
+static string poly_path;
+
+
+// initialize the unique polygon index counter stored in path
+bool poly_index_init( string path ) {
+    poly_path = path;
+
+    FILE *fp = fopen( poly_path.c_str(), "r" );
+
+    if ( fp == NULL ) {
+	cout << "Error cannot open " << poly_path << endl;
+	poly_index = 0;
+	return false;
+    }
+
+    fscanf( fp, "%d", &poly_index );
+
+    fclose( fp );
+}
+
+
+// increment the persistant counter and return the next poly_index
+int poly_index_next() {
+    ++poly_index;
+
+    FILE *fp = fopen( poly_path.c_str(), "w" );
+
+    if ( fp == NULL ) {
+	cout << "Error cannot open " << poly_path << " for writing" << endl;
+    }
+
+    fprintf( fp, "%d\n", poly_index );
+
+    fclose( fp );
+
+    return poly_index;
+}
+
+
+// $Log$
+// Revision 1.1  1999/02/25 21:30:24  curt
+// Initial revision.
+//

Polygon/index.hxx

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+// index.cxx -- routines to handle a unique/persistant integer polygon index
+//
+// Written by Curtis Olson, started February 1999.
+//
+// Copyright (C) 1999  Curtis L. Olson  - curt@flightgear.org
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+// $Id$
+// (Log is kept at end of this file)
+
+
+#ifndef _INDEX_HXX
+#define _INDEX_HXX
+
+
+#include <Include/compiler.h>
+
+#include STL_STRING
+
+
+// initialize the unique polygon index counter stored in path
+bool poly_index_init( string path );
+
+// increment the persistant counter and return the next poly_index
+int poly_index_next();
+
+
+
+#endif // _INDEX_HXX
+
+
+// $Log$
+// Revision 1.1  1999/02/25 21:30:24  curt
+// Initial revision.
+//

Polygon/names.cxx

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+// names.cxx -- process shapefiles names
+//
+// Written by Curtis Olson, started February 1999.
+//
+// Copyright (C) 1999  Curtis L. Olson  - curt@flightgear.org
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+// $Id$
+// (Log is kept at end of this file)
+ 
+#include <Include/compiler.h>
+
+#include STL_STRING
+
+#include "names.hxx"
+
+
+// return the type of the shapefile record
+AreaType get_area_type(GDBFile *dbf, int rec) {
+    GDBFieldDesc *fdesc[128];	// 128 is an arbitrary number here
+    GDBFValue *fields;		//an array of field values
+    char* dbf_rec;		//a record containing all the fields
+
+    // grab the meta-information for all the fields
+    // this applies to all the records in the DBF file.
+    // for ( int i = 0; i < dbf->numFields(); i++ ) {
+    //   fdesc[i] = dbf->getFieldDesc(i);
+    //   cout << i << ") " << fdesc[i]->name << endl;
+    // }
+
+    // this is the whole name record
+    dbf_rec = dbf->getRecord( rec );
+
+    // parse it into individual fields
+    if ( dbf_rec ) {
+	fields = dbf->recordDeform( dbf_rec );
+    }
+
+    string area = fields[4].str_v;
+    // strip leading spaces
+    while ( area[0] == ' ' ) {
+	area = area.substr(1, area.length() - 1);
+    }
+    // strip trailing spaces
+    while ( area[area.length() - 1] == ' ' ) {
+	area = area.substr(0, area.length() - 1);
+    }
+    // strip other junk encountered
+    while ( (int)area[area.length() - 1] == 9 ) {
+	area = area.substr(0, area.length() - 1);
+    }
+
+    if ( area == "AirportKeep" ) {
+	return AirportKeepArea;
+    } else if ( area == "AirportIgnore" ) {
+	return AirportIgnoreArea;
+    } else if ( area == "Swamp or Marsh" ) {
+	return MarshArea;
+    } else if ( area == "Bay  Estuary or Ocean" ) {
+	return OceanArea;
+    } else if ( area == "Lake" ) {
+	return LakeArea;
+    } else if ( area == "Lake   Dry" ) {
+	return DryLakeArea;
+    } else if ( area == "Lake   Intermittent" ) {
+	return IntLakeArea;
+    } else if ( area == "Reservoir" ) {
+	return ReservoirArea;
+    } else if ( area == "Reservoir   Intermittent" ) {
+	return IntReservoirArea;
+    } else if ( area == "Stream" ) {
+	return StreamArea;
+    } else if ( area == "Canal" ) {
+	return CanalArea;
+    } else if ( area == "Glacier" ) {
+	return GlacierArea;
+    } else if ( area == "Void Area" ) {
+	return VoidArea;
+    } else if ( area == "Null" ) {
+	return NullArea;
+    } else {
+	cout << "unknown area = '" << area << "'" << endl;
+	// cout << "area = " << area << endl;
+	for ( int i = 0; i < area.length(); i++ ) {
+	    cout << i << ") " << (int)area[i] << endl;
+	}
+	return UnknownArea;
+    }
+}
+
+
+// return text form of area name
+string get_area_name( AreaType area ) {
+    if ( area == AirportKeepArea ) {
+	return "AirportKeep";
+    } else if ( area == AirportIgnoreArea ) {
+	return "AirportIgnore";
+    } else if ( area == MarshArea ) {
+	return "Marsh";
+    } else if ( area == OceanArea ) {
+	return "Ocean";
+    } else if ( area == LakeArea ) {
+	return "Lake";
+    } else if ( area == DryLakeArea ) {
+	return "DryLake";
+    } else if ( area == IntLakeArea ) {
+	return "IntermittentLake";
+    } else if ( area == ReservoirArea ) {
+	return "Reservoir";
+    } else if ( area == IntReservoirArea ) {
+	return "IntermittentReservoir";
+    } else if ( area == StreamArea ) {
+	return "Stream";
+    } else if ( area == CanalArea ) {
+	return "Canal";
+    } else if ( area == GlacierArea ) {
+	return "Glacier";
+    } else if ( area == VoidArea ) {
+	return "VoidArea";
+    } else if ( area == NullArea ) {
+	return "Null";
+    } else {
+	cout << "unknown area code = " << (int)area << endl;
+	return "Unknown";
+    }
+}
+
+
+// $Log$
+// Revision 1.1  1999/02/25 21:30:24  curt
+// Initial revision.
+//
+// Revision 1.1  1999/02/23 01:29:05  curt
+// Additional progress.
+//

Polygon/names.hxx

@@ -0,0 +1,76 @@
+// names.hxx -- process shapefiles names
+//
+// Written by Curtis Olson, started February 1999.
+//
+// Copyright (C) 1999  Curtis L. Olson  - curt@flightgear.org
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+// $Id$
+// (Log is kept at end of this file)
+ 
+
+#ifndef _NAMES_HXX
+#define _NAMES_HXX
+
+
+// libgfc.a includes need this bit o' strangeness
+#if defined ( linux )
+#  define _LINUX_
+#endif
+#include <gfc/gadt_polygon.h>
+#include <gfc/gdbf.h>
+#undef E
+#undef DEG_TO_RAD
+#undef RAD_TO_DEG
+
+
+// Posible shape file types
+enum AreaType {
+    AirportKeepArea = 0,
+    AirportIgnoreArea = 1,
+    MarshArea = 2,
+    OceanArea = 3,
+    LakeArea = 4,
+    DryLakeArea = 5,
+    IntLakeArea = 6,
+    ReservoirArea = 7,
+    IntReservoirArea = 8,
+    StreamArea = 9,
+    CanalArea = 10,
+    GlacierArea = 11,
+    VoidArea = 9997,
+    NullArea = 9998,
+    UnknownArea = 9999
+};
+
+
+// return the type of the shapefile record
+AreaType get_area_type(GDBFile *dbf, int rec);
+
+// return text form of area name
+string get_area_name( AreaType area );
+
+
+#endif // _NAMES_HXX
+
+
+// $Log$
+// Revision 1.1  1999/02/25 21:30:24  curt
+// Initial revision.
+//
+// Revision 1.1  1999/02/23 01:29:05  curt
+// Additional progress.
+//