mitabc_test.c

mitab,读取MapInfo的地图文件

    y[1] = 48;
    
    mitab_c_set_points( feature, 0, 2, x, y );
    mitab_c_set_pen( feature, 1, 2, 255 );
    mitab_c_write_feature( dataset, feature );

    /* Do not destroy it yet, we'll reuse it for the collection example */
    polyline = feature;

/* -------------------------------------------------------------------- */
/*      Write text.                                                     */
/* -------------------------------------------------------------------- */
    feature = mitab_c_create_feature( dataset, TABFC_Text );

    x[0] = 101;
    y[0] = 51;
    
    mitab_c_set_points( feature, 0, 1, x, y );
    mitab_c_set_text( feature, "My text" );
    mitab_c_set_font( feature, "Arial" );
    mitab_c_set_text_display( feature, 
                              45.0,     /* angle */
                              1.0, 7.0, /* Text MBR height and width */
                              255*65536,/* FG Color */
                              0,        /* BG Color */
                              -1, -1, -1 );
    mitab_c_write_feature( dataset, feature );
    mitab_c_destroy_feature( feature );
    
/* -------------------------------------------------------------------- */
/*      Write region (polygon).                                         */
/* -------------------------------------------------------------------- */
    feature = mitab_c_create_feature( dataset, TABFC_Region );

    x[0] = 101;
    y[0] = 51;
    x[1] = 100;
    y[1] = 51;
    x[2] = 100;
    y[2] = 50;
    x[3] = 101;
    y[3] = 50;
    x[4] = 101;
    y[4] = 51;
    
    mitab_c_set_points( feature, 0, 5, x, y );
    
    x[0] = 100.5;
    y[0] = 50.5;
    x[1] = 100.5;
    y[1] = 50.7;
    x[2] = 100.7;
    y[2] = 50.7;
    x[3] = 100.7;
    y[3] = 50.5;
    x[4] = 100.5;
    y[4] = 50.5;

    mitab_c_set_points( feature, 1, 5, x, y );

    mitab_c_set_brush( feature, 255, 0, 2, 0 );
    mitab_c_set_pen( feature, 1, 2, 0 );
    mitab_c_write_feature( dataset, feature );
    mitab_c_destroy_feature( feature );
    
/* -------------------------------------------------------------------- */
/*      Write a second region with two polygon (polygon).               */
/* -------------------------------------------------------------------- */
    feature = mitab_c_create_feature( dataset, TABFC_Region );

    x[0] = 101;
    y[0] = 41;
    x[1] = 100;
    y[1] = 41;
    x[2] = 100;
    y[2] = 40;
    x[3] = 101;
    y[3] = 40;
    x[4] = 101;
    y[4] = 41;
    
    mitab_c_set_points( feature, 0, 5, x, y );
    
    x[0] = 100.5;
    y[0] = 40.5;
    x[1] = 100.5;
    y[1] = 40.7;
    x[2] = 100.7;
    y[2] = 40.7;
    x[3] = 100.7;
    y[3] = 40.5;
    x[4] = 100.5;
    y[4] = 40.5;

    mitab_c_set_points( feature, 1, 5, x, y );
    
    x[0] = 100.2;
    y[0] = 40.2;
    x[1] = 100.2;
    y[1] = 40.4;
    x[2] = 100.4;
    y[2] = 40.4;
    x[3] = 100.4;
    y[3] = 40.2;
    x[4] = 100.2;
    y[4] = 40.2;

    mitab_c_set_points( feature, 2, 5, x, y );

    x[0] = 96;
    y[0] = 46;
    x[1] = 95;
    y[1] = 46;
    x[2] = 95;
    y[2] = 45;
    x[3] = 96;
    y[3] = 45;
    x[4] = 96;
    y[4] = 46;
    
    mitab_c_set_points( feature, 0, 5, x, y );
    
    x[0] = 95.5;
    y[0] = 45.5;
    x[1] = 95.5;
    y[1] = 45.7;
    x[2] = 95.7;
    y[2] = 45.7;
    x[3] = 95.7;
    y[3] = 45.5;
    x[4] = 95.5;
    y[4] = 45.5;

    mitab_c_set_points( feature, 4, 5, x, y );

    mitab_c_set_brush( feature, 255, 0, 2, 0 );
    mitab_c_set_pen( feature, 1, 2, 65535 );
    mitab_c_write_feature( dataset, feature );

    /* Do not destroy it yet, we'll reuse it for the collection example */
    region = feature;

/* -------------------------------------------------------------------- */
/*      Write multiple polyline (3 parts).                              */
/* -------------------------------------------------------------------- */
    feature = mitab_c_create_feature( dataset, TABFC_Polyline );

    x[0] = 111;
    y[0] = 57;
    x[1] = 110;
    y[1] = 57;
    x[2] = 110;
    y[2] = 56;

    mitab_c_set_points( feature, 0, 3, x, y );

    x[0] = 108;
    y[0] = 56;
    x[1] = 109;
    y[1] = 57;
    
    mitab_c_set_points( feature, 1, 2, x, y );
    
    x[0] = 105;
    y[0] = 55;
    x[1] = 105;
    y[1] = 57;
    x[2] = 107;
    y[2] = 57;
    x[3] = 107;
    y[3] = 55;
    
    mitab_c_set_points( feature, 2, 4, x, y );
    mitab_c_write_feature( dataset, feature );
    mitab_c_destroy_feature( feature );

/* -------------------------------------------------------------------- */
/*      Write an arc                                                    */
/* -------------------------------------------------------------------- */
    feature = mitab_c_create_feature( dataset, TABFC_Arc );

    mitab_c_set_arc( feature, 70, 75, 10, 5, 45, 270);
    mitab_c_set_field( feature, 0, "123" );
    mitab_c_set_field( feature, 1, "456" );
    mitab_c_set_field( feature, 2, "12345678901234567890" );
    mitab_c_write_feature( dataset, feature );
    mitab_c_destroy_feature( feature );

/* -------------------------------------------------------------------- */
/*      Write an ellipse                                                */
/* -------------------------------------------------------------------- */
    feature = mitab_c_create_feature( dataset, TABFC_Ellipse );

    mitab_c_set_arc( feature, 70, 75, 10, 5, 0, 0);
    mitab_c_set_field( feature, 0, "1" );
    mitab_c_set_field( feature, 1, "2" );
    mitab_c_set_field( feature, 2, "3" );
    mitab_c_set_brush( feature, 255, 0, 2, 0 );
    mitab_c_set_pen( feature, 1, 2, 65535 );
    mitab_c_write_feature( dataset, feature );
    mitab_c_destroy_feature( feature );

/* -------------------------------------------------------------------- */
/*      Write rectangle.                                                */
/*      The MBR of the array of points will be used for the             */
/*      rectangle corners.                                              */
/* -------------------------------------------------------------------- */
    feature = mitab_c_create_feature( dataset, TABFC_Rectangle );

    x[0] = 91;
    y[0] = 61;
    x[1] = 90;
    y[1] = 61;
    x[2] = 90;
    y[2] = 60;
    x[3] = 91;
    y[3] = 60;
    x[4] = 91;
    y[4] = 61;
    
    mitab_c_set_points( feature, 0, 5, x, y );
    
    mitab_c_set_brush( feature, 255, 0, 2, 0 );
    mitab_c_set_pen( feature, 1, 2, 65535 );
    mitab_c_write_feature( dataset, feature );
    mitab_c_destroy_feature( feature );



/* -------------------------------------------------------------------- */
/*      Write a collection                                              */
/*      reusing the region, polyline and multipoint objects created     */
/*      above.                                                          */
/* -------------------------------------------------------------------- */
    feature = mitab_c_create_feature( dataset, TABFC_Collection );

    mitab_c_set_field( feature, 0, "1" );
    mitab_c_set_field( feature, 1, "2" );
    mitab_c_set_field( feature, 2, "Collection" );

    /* Set the region and polyline parts. 
     * Using make_copy=FALSE means that the region/polyline objects will 
     * be owned by the collection so we don't need to destroy them
     */
    mitab_c_set_collection_region( feature, region, 0);
    mitab_c_set_collection_polyline( feature, polyline, 0 );

    /* Set the multipoint part. 
     * This time using make_copy=TRUE which means that we remain owner of the
     * multipoint and need to destroy it ourselves.
     */
    mitab_c_set_collection_multipoint( feature, multipoint, 1 );
    mitab_c_destroy_feature( multipoint );

    mitab_c_write_feature( dataset, feature );
    mitab_c_destroy_feature( feature );


/* -------------------------------------------------------------------- */
/*      Cleanup                                                         */
/* -------------------------------------------------------------------- */
    mitab_c_close( dataset );
    
    if( mitab_c_getlasterrormsg() != NULL 
        && strlen(mitab_c_getlasterrormsg()) > 0 )
        fprintf( stderr, "Last Error: %s\n", mitab_c_getlasterrormsg() );
}

/************************************************************************/
/*                                main()                                */
/************************************************************************/

int main( int nArgc, char ** papszArgv )

{
    if( nArgc < 2 )
    {
        printf( "Usage: mitabc_test src_filename [dst_filename]\n" );
        printf( "    or mitabc_test -w[mif/tab] dst_filename\n" );
        exit( 1 );
    }

    if( nArgc == 2 )
        ReportFile( papszArgv[1] );
    else if( strcmp(papszArgv[1],"-wtab") == 0 )
        WriteFile( papszArgv[2], "tab" );
    else if( strcmp(papszArgv[1],"-wmif") == 0 )
        WriteFile( papszArgv[2], "mif" );
    else
        CopyFile( papszArgv[1], papszArgv[2] );

    exit( 0 );
}