tigercompletechain.cpp

支持各种栅格图像和矢量图像读取的库

/******************************************************************************
 * $Id: tigercompletechain.cpp 10646 2007-01-18 02:38:10Z warmerdam $
 *
 * Project:  TIGER/Line Translator
 * Purpose:  Implements TigerCompleteChain, providing access to RT1 and
 *           related files.
 * Author:   Frank Warmerdam, [e-mail]
 *
 ******************************************************************************
 * Copyright (c) 1999, Frank Warmerdam
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 ****************************************************************************/

#include "ogr_tiger.h"
#include "cpl_conv.h"

CPL_CVSID("$Id: tigercompletechain.cpp 10646 2007-01-18 02:38:10Z warmerdam $");

static TigerFieldInfo rt1_2002_fields[] = {
  // fieldname    fmt  type OFTType      beg  end  len  bDefine bSet bWrite
  { "MODULE",     ' ', ' ', OFTString,     0,   0,   8,       1,   0,     0 },
  { "TLID",       'R', 'N', OFTInteger,    6,  15,  10,       1,   1,     1 },
  { "SIDE1",      'R', 'N', OFTInteger,   16,  16,   1,       1,   1,     1 },
  { "SOURCE",     'L', 'A', OFTString,    17,  17,   1,       1,   1,     1 },
  { "FEDIRP",     'L', 'A', OFTString,    18,  19,   2,       1,   1,     1 },
  { "FENAME",     'L', 'A', OFTString,    20,  49,  30,       1,   1,     1 },
  { "FETYPE",     'L', 'A', OFTString,    50,  53,   4,       1,   1,     1 },
  { "FEDIRS",     'L', 'A', OFTString,    54,  55,   2,       1,   1,     1 },
  { "CFCC",       'L', 'A', OFTString,    56,  58,   3,       1,   1,     1 },
  { "FRADDL",     'R', 'A', OFTString,    59,  69,  11,       1,   1,     1 },
  { "TOADDL",     'R', 'A', OFTString,    70,  80,  11,       1,   1,     1 },
  { "FRADDR",     'R', 'A', OFTString,    81,  91,  11,       1,   1,     1 },
  { "TOADDR",     'R', 'A', OFTString,    92, 102,  11,       1,   1,     1 },
  { "FRIADDL",    'L', 'A', OFTString,   103, 103,   1,       1,   1,     1 },
  { "TOIADDL",    'L', 'A', OFTString,   104, 104,   1,       1,   1,     1 },
  { "FRIADDR",    'L', 'A', OFTString,   105, 105,   1,       1,   1,     1 },
  { "TOIADDR",    'L', 'A', OFTString,   106, 106,   1,       1,   1,     1 },
  { "ZIPL",       'L', 'N', OFTInteger,  107, 111,   5,       1,   1,     1 },
  { "ZIPR",       'L', 'N', OFTInteger,  112, 116,   5,       1,   1,     1 },
  { "AIANHHFPL",  'L', 'N', OFTInteger,  117, 121,   5,       1,   1,     1 },
  { "AIANHHFPR",  'L', 'N', OFTInteger,  122, 126,   5,       1,   1,     1 },
  { "AIHHTLIL",   'L', 'A', OFTString,   127, 127,   1,       1,   1,     1 },
  { "AIHHTLIR",   'L', 'A', OFTString,   128, 128,   1,       1,   1,     1 },
  { "CENSUS1",    'L', 'A', OFTString,   129, 129,   1,       1,   1,     1 },
  { "CENSUS2",    'L', 'A', OFTString,   130, 130,   1,       1,   1,     1 },
  { "STATEL",     'L', 'N', OFTInteger,  131, 132,   2,       1,   1,     1 },
  { "STATER",     'L', 'N', OFTInteger,  133, 134,   2,       1,   1,     1 },
  { "COUNTYL",    'L', 'N', OFTInteger,  135, 137,   3,       1,   1,     1 },
  { "COUNTYR",    'L', 'N', OFTInteger,  138, 140,   3,       1,   1,     1 },

  { "COUSUBL",    'L', 'N', OFTInteger,  141, 145,   5,       1,   1,     1 },
  { "COUSUBR",    'L', 'N', OFTInteger,  146, 150,   5,       1,   1,     1 },
  { "SUBMCDL",    'L', 'N', OFTInteger,  151, 155,   5,       1,   1,     1 },
  { "SUBMCDR",    'L', 'N', OFTInteger,  156, 160,   5,       1,   1,     1 },
  { "PLACEL",     'L', 'N', OFTInteger,  161, 165,   5,       1,   1,     1 },
  { "PLACER",     'L', 'N', OFTInteger,  166, 170,   5,       1,   1,     1 },
  { "TRACTL",     'L', 'N', OFTInteger,  171, 176,   6,       1,   1,     1 },
  { "TRACTR",     'L', 'N', OFTInteger,  177, 182,   6,       1,   1,     1 },
  { "BLOCKL",     'L', 'N', OFTInteger,  183, 186,   4,       1,   1,     1 },
  { "BLOCKR",     'L', 'N', OFTInteger,  187, 190,   4,       1,   1,     1 }
};
static TigerRecordInfo rt1_2002_info =
  {
    rt1_2002_fields,
    sizeof(rt1_2002_fields) / sizeof(TigerFieldInfo),
    228
  };

static TigerFieldInfo rt1_fields[] = {
  // fieldname    fmt  type OFTType      beg  end   len  bDefine bSet bWrite
  { "MODULE",     ' ', ' ', OFTString,     0,   0,   8,       1,   0,     0 },
  { "TLID",       'R', 'N', OFTInteger,    6,  15,  10,       1,   1,     1 },
  { "SIDE1",      'R', 'N', OFTInteger,   16,  16,   1,       1,   1,     1 },
  { "SOURCE",     'L', 'A', OFTString,    17,  17,   1,       1,   1,     1 },
  { "FEDIRP",     'L', 'A', OFTString,    18,  19,   2,       1,   1,     1 },
  { "FENAME",     'L', 'A', OFTString,    20,  49,  30,       1,   1,     1 },
  { "FETYPE",     'L', 'A', OFTString,    50,  53,   4,       1,   1,     1 },
  { "FEDIRS",     'L', 'A', OFTString,    54,  55,   2,       1,   1,     1 },
  { "CFCC",       'L', 'A', OFTString,    56,  58,   3,       1,   1,     1 },
  { "FRADDL",     'R', 'A', OFTString,    59,  69,  11,       1,   1,     1 },
  { "TOADDL",     'R', 'A', OFTString,    70,  80,  11,       1,   1,     1 },
  { "FRADDR",     'R', 'A', OFTString,    81,  91,  11,       1,   1,     1 },
  { "TOADDR",     'R', 'A', OFTString,    92, 102,  11,       1,   1,     1 },
  { "FRIADDL",    'L', 'A', OFTInteger,  103, 103,   1,       1,   1,     1 },
  { "TOIADDL",    'L', 'A', OFTInteger,  104, 104,   1,       1,   1,     1 },
  { "FRIADDR",    'L', 'A', OFTInteger,  105, 105,   1,       1,   1,     1 },
  { "TOIADDR",    'L', 'A', OFTInteger,  106, 106,   1,       1,   1,     1 },
  { "ZIPL",       'L', 'N', OFTInteger,  107, 111,   5,       1,   1,     1 },
  { "ZIPR",       'L', 'N', OFTInteger,  112, 116,   5,       1,   1,     1 },
  { "FAIRL",      'L', 'N', OFTInteger,  117, 121,   5,       1,   1,     1 },
  { "FAIRR",      'L', 'N', OFTInteger,  122, 126,   5,       1,   1,     1 },
  { "TRUSTL",     'L', 'A', OFTString,   127, 127,   1,       1,   1,     1 },
  { "TRUSTR",     'L', 'A', OFTString,   128, 128,   1,       1,   1,     1 },
  { "CENSUS1",    'L', 'A', OFTString,   129, 129,   1,       1,   1,     1 },
  { "CENSUS2",    'L', 'A', OFTString,   130, 130,   1,       1,   1,     1 },
  { "STATEL",     'L', 'N', OFTInteger,  131, 132,   2,       1,   1,     1 },
  { "STATER",     'L', 'N', OFTInteger,  133, 134,   2,       1,   1,     1 },
  { "COUNTYL",    'L', 'N', OFTInteger,  135, 137,   3,       1,   1,     1 },
  { "COUNTYR",    'L', 'N', OFTInteger,  138, 140,   3,       1,   1,     1 },

  { "FMCDL",      'L', 'N', OFTInteger,  141, 145,   5,       1,   1,     1 },
  { "FMCDR",      'L', 'N', OFTInteger,  146, 150,   5,       1,   1,     1 },
  { "FSMCDL",     'L', 'N', OFTInteger,  151, 155,   5,       1,   1,     1 },
  { "FSMCDR",     'L', 'N', OFTInteger,  156, 160,   5,       1,   1,     1 },
  { "FPLL",       'L', 'N', OFTInteger,  161, 165,   5,       1,   1,     1 },
  { "FPLR",       'L', 'N', OFTInteger,  166, 170,   5,       1,   1,     1 },
  { "CTBNAL",     'L', 'N', OFTInteger,  171, 176,   6,       1,   1,     1 },
  { "CTBNAR",     'L', 'N', OFTInteger,  177, 182,   6,       1,   1,     1 },
  { "BLKL",       'L', 'N', OFTString,   183, 186,   4,       1,   1,     1 },
  { "BLKR",       'L', 'N', OFTString,   187, 190,   4,       1,   1,     1 }
}; 
static TigerRecordInfo rt1_info =
  {
    rt1_fields,
    sizeof(rt1_fields) / sizeof(TigerFieldInfo),
    228
  };

static TigerRecordInfo rt2_info =
  {
    NULL,       // RT2 is handled specially in the code below; the only
    0,          // thing from this structure that is used is:
    208         // <--- nRecordLength
  };


static TigerFieldInfo rt3_2000_Redistricting_fields[] = {
  // fieldname    fmt  type OFTType       beg  end  len  bDefine bSet bWrite
  { "TLID",       'R', 'N', OFTInteger,     6,  15,  10,       0,   0,     1 },
  { "STATE90L",   'L', 'N', OFTInteger,    16,  17,   2,       1,   1,     1 },
  { "STATE90R",   'L', 'N', OFTInteger,    18,  19,   2,       1,   1,     1 },
  { "COUN90L",    'L', 'N', OFTInteger,    20,  22,   3,       1,   1,     1 },
  { "COUN90R",    'L', 'N', OFTInteger,    23,  25,   3,       1,   1,     1 },
  { "FMCD90L",    'L', 'N', OFTInteger,    26,  30,   5,       1,   1,     1 },
  { "FMCD90R",    'L', 'N', OFTInteger,    31,  35,   5,       1,   1,     1 },
  { "FPL90L",     'L', 'N', OFTInteger,    36,  40,   5,       1,   1,     1 },
  { "FPL90R",     'L', 'N', OFTInteger,    41,  45,   5,       1,   1,     1 },
  { "CTBNA90L",   'L', 'N', OFTInteger,    46,  51,   6,       1,   1,     1 },
  { "CTBNA90R",   'L', 'N', OFTInteger,    52,  57,   6,       1,   1,     1 },
  { "AIR90L",     'L', 'N', OFTInteger,    58,  61,   4,       1,   1,     1 },
  { "AIR90R",     'L', 'N', OFTInteger,    62,  65,   4,       1,   1,     1 },
  { "TRUST90L",   'L', 'A', OFTString,     66,  66,   1,       1,   1,     1 },
  { "TRUST90R",   'L', 'A', OFTString,     67,  67,   1,       1,   1,     1 },
  { "BLK90L",     'L', 'A', OFTString,     70,  73,   4,       1,   1,     1 },
  { "BLK90R",     'L', 'A', OFTString,     74,  77,   4,       1,   1,     1 },
  { "AIRL",       'L', 'N', OFTInteger,    78,  81,   4,       1,   1,     1 },
  { "AIRR",       'L', 'N', OFTInteger,    82,  85,   4,       1,   1,     1 },

  { "ANRCL",      'L', 'N', OFTInteger,    86,  90,   5,       1,   1,     1 },
  { "ANRCR",      'L', 'N', OFTInteger,    91,  95,   5,       1,   1,     1 },
  { "AITSCEL",    'L', 'N', OFTInteger,    96,  98,   3,       1,   1,     1 },
  { "AITSCER",    'L', 'N', OFTInteger,    99, 101,   3,       1,   1,     1 },
  { "AITSL",      'L', 'N', OFTInteger,   102, 106,   5 ,      1,   1,     1 },
  { "AITSR",      'L', 'N', OFTInteger,   107, 111,   5,       1,   1,     1 }
};
static TigerRecordInfo rt3_2000_Redistricting_info  =
  {
    rt3_2000_Redistricting_fields,
    sizeof(rt3_2000_Redistricting_fields) / sizeof(TigerFieldInfo),
    111
  };

static TigerFieldInfo rt3_fields[] = {
  // fieldname    fmt  type OFTType       beg  end  len  bDefine bSet bWrite
  { "TLID",       'R', 'N', OFTInteger,     6,  15,  10,       0,   0,     1 },
  { "STATE90L",   'L', 'N', OFTInteger,    16,  17,   2,       1,   1,     1 },
  { "STATE90R",   'L', 'N', OFTInteger,    18,  19,   2,       1,   1,     1 },
  { "COUN90L",    'L', 'N', OFTInteger,    20,  22,   3,       1,   1,     1 },
  { "COUN90R",    'L', 'N', OFTInteger,    23,  25,   3,       1,   1,     1 },
  { "FMCD90L",    'L', 'N', OFTInteger,    26,  30,   5,       1,   1,     1 },
  { "FMCD90R",    'L', 'N', OFTInteger,    31,  35,   5,       1,   1,     1 },
  { "FPL90L",     'L', 'N', OFTInteger,    36,  40,   5,       1,   1,     1 },
  { "FPL90R",     'L', 'N', OFTInteger,    41,  45,   5,       1,   1,     1 },
  { "CTBNA90L",   'L', 'N', OFTInteger,    46,  51,   6,       1,   1,     1 },
  { "CTBNA90R",   'L', 'N', OFTInteger,    52,  57,   6,       1,   1,     1 },
  { "AIR90L",     'L', 'N', OFTInteger,    58,  61,   4,       1,   1,     1 },
  { "AIR90R",     'L', 'N', OFTInteger,    62,  65,   4,       1,   1,     1 },
  { "TRUST90L",   'L', 'A', OFTInteger,    66,  66,   1,       1,   1,     1 },
  { "TRUST90R",   'L', 'A', OFTInteger,    67,  67,   1,       1,   1,     1 },
  { "BLK90L",     'L', 'A', OFTString,     70,  73,   4,       1,   1,     1 },
  { "BLK90R",     'L', 'A', OFTString,     74,  77,   4,       1,   1,     1 },
  { "AIRL",       'L', 'N', OFTInteger,    78,  81,   4,       1,   1,     1 },
  { "AIRR",       'L', 'N', OFTInteger,    82,  85,   4,       1,   1,     1 },
 
  { "VTDL",       'L', 'A', OFTString,    104, 107,   4,       1,   1,     1 },
  { "VTDR",       'L', 'A', OFTString,    108, 111,   4,       1,   1,     1 }

};
static TigerRecordInfo rt3_info =
  {
    rt3_fields,
    sizeof(rt3_fields) / sizeof(TigerFieldInfo),
    111
  };

/************************************************************************/
/*                         TigerCompleteChain()                         */
/************************************************************************/

TigerCompleteChain::TigerCompleteChain( OGRTigerDataSource * poDSIn,
                                        const char * pszPrototypeModule )

{
    poDS = poDSIn;
    poFeatureDefn = new OGRFeatureDefn( "CompleteChain" );
    poFeatureDefn->Reference();
    poFeatureDefn->SetGeomType( wkbLineString );


    if (poDS->GetVersion() >= TIGER_2002) {
      psRT1Info = &rt1_2002_info;
      bUsingRT3 = FALSE;
    } else {
      psRT1Info = &rt1_info;
      bUsingRT3 = TRUE;
    }

    psRT2Info = &rt2_info;

    nRT1RecOffset = 0;

    if (poDS->GetVersion() >= TIGER_2000_Redistricting) {
      psRT3Info = &rt3_2000_Redistricting_info;
    } else {
      psRT3Info = &rt3_info;
    }

    fpRT3 = NULL;

    panShapeRecordId = NULL;
    fpShape = NULL;
    
    /* -------------------------------------------------------------------- */
    /*      Fields from type 1 record.                                      */
    /* -------------------------------------------------------------------- */

    AddFieldDefns( psRT1Info, poFeatureDefn );

    /* -------------------------------------------------------------------- */
    /*      Fields from type 3 record.  Eventually we should verify that    */
    /*      a .RT3 file is available before adding these fields.            */
    /* -------------------------------------------------------------------- */
    if( bUsingRT3 ) {
      AddFieldDefns( psRT3Info, poFeatureDefn );
    }
}

/************************************************************************/
/*                        ~TigerCompleteChain()                         */
/************************************************************************/

TigerCompleteChain::~TigerCompleteChain()