mitab_spatialref.cpp

用于读取TAB、MIF、SHP文件的类

         * NonEarth ... we return with an empty SpatialRef.  Eventually
         * we might want to include the units, but not for now.
         *-------------------------------------------------------------*/
      case 0:
        m_poSpatialRef->SetLocalCS( "Nonearth" );
        break;

        /*--------------------------------------------------------------
         * lat/long .. just add the GEOGCS later.
         *-------------------------------------------------------------*/
      case 1:
        break;

        /*--------------------------------------------------------------
         * Cylindrical Equal Area
         *-------------------------------------------------------------*/
      case 2:
        m_poSpatialRef->SetCEA( sTABProj.adProjParams[1],
                                sTABProj.adProjParams[0],
                                sTABProj.adProjParams[2],
                                sTABProj.adProjParams[3] );
        break;

        /*--------------------------------------------------------------
         * Lambert Conic Conformal
         *-------------------------------------------------------------*/
      case 3:
        m_poSpatialRef->SetLCC( sTABProj.adProjParams[2],
                                sTABProj.adProjParams[3],
                                sTABProj.adProjParams[1],
                                sTABProj.adProjParams[0],
                                sTABProj.adProjParams[4],
                                sTABProj.adProjParams[5] );
        break;

        /*--------------------------------------------------------------
         * Lambert Azimuthal Equal Area
         *-------------------------------------------------------------*/
      case 4:
      case 29:
        m_poSpatialRef->SetLAEA( sTABProj.adProjParams[1],
                                 sTABProj.adProjParams[0],
                                 0.0, 0.0 );
        break;

        /*--------------------------------------------------------------
         * Azimuthal Equidistant (Polar aspect only)
         *-------------------------------------------------------------*/
      case 5:
      case 28:
        m_poSpatialRef->SetAE( sTABProj.adProjParams[1],
                               sTABProj.adProjParams[0],
                               0.0, 0.0 );
        break;

        /*--------------------------------------------------------------
         * Equidistant Conic
         *-------------------------------------------------------------*/
      case 6:
        m_poSpatialRef->SetEC( sTABProj.adProjParams[2],
                               sTABProj.adProjParams[3],
                               sTABProj.adProjParams[1],
                               sTABProj.adProjParams[0],
                               sTABProj.adProjParams[4],
                               sTABProj.adProjParams[5] );
        break;

        /*--------------------------------------------------------------
         * Hotine Oblique Mercator
         *-------------------------------------------------------------*/
      case 7:
        m_poSpatialRef->SetHOM( sTABProj.adProjParams[1],
                                sTABProj.adProjParams[0], 
                                sTABProj.adProjParams[2],
                                90.0, 
                                sTABProj.adProjParams[3],
                                sTABProj.adProjParams[4],
                                sTABProj.adProjParams[5] );
        break;

        /*--------------------------------------------------------------
         * Transverse Mercator
         *-------------------------------------------------------------*/
      case 8:
        m_poSpatialRef->SetTM( sTABProj.adProjParams[1],
                               sTABProj.adProjParams[0],
                               sTABProj.adProjParams[2],
                               sTABProj.adProjParams[3],
                               sTABProj.adProjParams[4] );
        break;

        /*----------------------------------------------------------------
         * Transverse Mercator,(modified for Danish System 34 Jylland-Fyn)
         *---------------------------------------------------------------*/
      case 21:
         m_poSpatialRef->SetTMVariant( SRS_PT_TRANSVERSE_MERCATOR_MI_21,
                                       sTABProj.adProjParams[1],
                                       sTABProj.adProjParams[0],
                                       sTABProj.adProjParams[2],
                                       sTABProj.adProjParams[3],
                                       sTABProj.adProjParams[4] );
         break;

        /*--------------------------------------------------------------
         * Transverse Mercator,(modified for Danish System 34 Sjaelland)
         *-------------------------------------------------------------*/
      case 22:
         m_poSpatialRef->SetTMVariant( SRS_PT_TRANSVERSE_MERCATOR_MI_22,
                                       sTABProj.adProjParams[1],
                                       sTABProj.adProjParams[0],
                                       sTABProj.adProjParams[2],
                                       sTABProj.adProjParams[3],
                                       sTABProj.adProjParams[4] );
         break;

        /*----------------------------------------------------------------
         * Transverse Mercator,(modified for Danish System 34/45 Bornholm)
         *---------------------------------------------------------------*/
      case 23:
         m_poSpatialRef->SetTMVariant( SRS_PT_TRANSVERSE_MERCATOR_MI_23,
                                       sTABProj.adProjParams[1],
                                       sTABProj.adProjParams[0],
                                       sTABProj.adProjParams[2],
                                       sTABProj.adProjParams[3],
                                       sTABProj.adProjParams[4] );
         break;

        /*--------------------------------------------------------------
         * Transverse Mercator,(modified for Finnish KKJ)
         *-------------------------------------------------------------*/
      case 24:
         m_poSpatialRef->SetTMVariant( SRS_PT_TRANSVERSE_MERCATOR_MI_24,
                                       sTABProj.adProjParams[1],
                                       sTABProj.adProjParams[0],
                                       sTABProj.adProjParams[2],
                                       sTABProj.adProjParams[3],
                                       sTABProj.adProjParams[4] );
         break;

        /*--------------------------------------------------------------
         * Albers Conic Equal Area
         *-------------------------------------------------------------*/
      case 9:
        m_poSpatialRef->SetACEA( sTABProj.adProjParams[2],
                                 sTABProj.adProjParams[3],
                                 sTABProj.adProjParams[1],
                                 sTABProj.adProjParams[0],
                                 sTABProj.adProjParams[4],
                                 sTABProj.adProjParams[5] );
        break;

        /*--------------------------------------------------------------
         * Mercator
         *-------------------------------------------------------------*/
      case 10:
        m_poSpatialRef->SetMercator( 0.0, sTABProj.adProjParams[0],
                                     1.0, 0.0, 0.0 );
        break;

        /*--------------------------------------------------------------
         * Miller Cylindrical
         *-------------------------------------------------------------*/
      case 11:
        m_poSpatialRef->SetMC( 0.0, sTABProj.adProjParams[0],
                               0.0, 0.0 );
        break;

        /*--------------------------------------------------------------
         * Robinson
         *-------------------------------------------------------------*/
      case 12:
        m_poSpatialRef->SetRobinson( sTABProj.adProjParams[0],
                                     0.0, 0.0 );
        break;

        /*--------------------------------------------------------------
         * Mollweide
         *-------------------------------------------------------------*/
      case 13:
        m_poSpatialRef->SetMollweide( sTABProj.adProjParams[0],
                                      0.0, 0.0 );

        /*--------------------------------------------------------------
         * Eckert IV
         *-------------------------------------------------------------*/
      case 14:
        m_poSpatialRef->SetEckertIV( sTABProj.adProjParams[0], 0.0, 0.0 );
        break;

        /*--------------------------------------------------------------
         * Eckert VI
         *-------------------------------------------------------------*/
      case 15:
        m_poSpatialRef->SetEckertVI( sTABProj.adProjParams[0], 0.0, 0.0 );
        break;

        /*--------------------------------------------------------------
         * Sinusoidal
         *-------------------------------------------------------------*/
      case 16:
        m_poSpatialRef->SetSinusoidal( sTABProj.adProjParams[0],
                                       0.0, 0.0 );
        break;

        /*--------------------------------------------------------------
         * Gall Stereographic
         *-------------------------------------------------------------*/
      case 17:
        m_poSpatialRef->SetGS( sTABProj.adProjParams[0], 0.0, 0.0 );
        break;
        
        /*--------------------------------------------------------------
         * New Zealand Map Grid
         *-------------------------------------------------------------*/
      case 18:
        m_poSpatialRef->SetNZMG( sTABProj.adProjParams[1],
                                 sTABProj.adProjParams[0],
                                 sTABProj.adProjParams[2],
                                 sTABProj.adProjParams[3] );
        break;

        /*--------------------------------------------------------------
         * Lambert Conic Conformal (Belgium)
         *-------------------------------------------------------------*/
      case 19:
        m_poSpatialRef->SetLCCB( sTABProj.adProjParams[2],
                                 sTABProj.adProjParams[3],
                                 sTABProj.adProjParams[1],
                                 sTABProj.adProjParams[0],
                                 sTABProj.adProjParams[4],
                                 sTABProj.adProjParams[5] );
        break;

        /*--------------------------------------------------------------
         * Stereographic
         *-------------------------------------------------------------*/
      case 20:
      case 31: /* this is called Double Stereographic, whats the diff? */
        m_poSpatialRef->SetStereographic( sTABProj.adProjParams[1],
                                          sTABProj.adProjParams[0],
                                          sTABProj.adProjParams[2],
                                          sTABProj.adProjParams[3],
                                          sTABProj.adProjParams[4] );
        break;

        /*--------------------------------------------------------------
         * Swiss Oblique Mercator / Cylindrical
         *-------------------------------------------------------------*/
      case 25:
        m_poSpatialRef->SetSOC( sTABProj.adProjParams[1],
                                sTABProj.adProjParams[0],
                                sTABProj.adProjParams[2],
                                sTABProj.adProjParams[3] );
        break;

        /*--------------------------------------------------------------
         * Regional Mercator (regular mercator with a latitude).
         *-------------------------------------------------------------*/
      case 26:
        m_poSpatialRef->SetMercator( sTABProj.adProjParams[1],
                                     sTABProj.adProjParams[0],
                                     1.0, 0.0, 0.0 );
        break;

        /*--------------------------------------------------------------
         * Polyconic
         *-------------------------------------------------------------*/
      case 27:
        m_poSpatialRef->SetPolyconic( sTABProj.adProjParams[1],
                                      sTABProj.adProjParams[0],
                                      sTABProj.adProjParams[2],
                                      sTABProj.adProjParams[3] );
        break;

        /*--------------------------------------------------------------
         * Cassini/Soldner
         *-------------------------------------------------------------*/
      case 30:
        m_poSpatialRef->SetCS( sTABProj.adProjParams[1],
                               sTABProj.adProjParams[0],
                               sTABProj.adProjParams[2],
                               sTABProj.adProjParams[3] );
        break;

      default:
        break;
    }

    /*-----------------------------------------------------------------
     * Collect units definition.