lwmcurve_to_wkt_sb()

static void lwmcurve_to_wkt_sb ( const LWMCURVE *  mcurv, stringbuffer_t *  sb, int  precision, uint8_t  variant  )

static

Definition at line 399 of file lwout_wkt.c.

References CIRCSTRINGTYPE, COMPOUNDTYPE, dimension_qualifiers_to_wkt_sb(), empty_to_wkt_sb(), LWMCURVE::geoms, LINETYPE, lwcircstring_to_wkt_sb(), lwcompound_to_wkt_sb(), lwerror(), lwline_to_wkt_sb(), lwtype_name(), LWMCURVE::ngeoms, stringbuffer_append(), ovdump::type, LWGEOM::type, WKT_IS_CHILD, and WKT_NO_TYPE.

Referenced by lwgeom_to_wkt_sb().

{
        int i = 0;

        if ( ! (variant & WKT_NO_TYPE) )
        {
                stringbuffer_append(sb, "MULTICURVE"); /* "MULTICURVE" */
                dimension_qualifiers_to_wkt_sb((LWGEOM*)mcurv, sb, variant);
        }
        if ( mcurv->ngeoms < 1 )
        {
                empty_to_wkt_sb(sb);
                return;
        }
        stringbuffer_append(sb, "(");
        variant = variant | WKT_IS_CHILD; /* Inform the sub-geometries they are childre */
        for ( i = 0; i < mcurv->ngeoms; i++ )
        {
                int type = mcurv->geoms[i]->type;
                if ( i > 0 )
                        stringbuffer_append(sb, ",");
                switch (type)
                {
                case LINETYPE:
                        /* Linestring subgeoms don't get type identifiers */
                        lwline_to_wkt_sb((LWLINE*)mcurv->geoms[i], sb, precision, variant | WKT_NO_TYPE );
                        break;
                case CIRCSTRINGTYPE:
                        /* But circstring subgeoms *do* get type identifiers */
                        lwcircstring_to_wkt_sb((LWCIRCSTRING*)mcurv->geoms[i], sb, precision, variant );
                        break;
                case COMPOUNDTYPE:
                        /* And compoundcurve subgeoms *do* get type identifiers */
                        lwcompound_to_wkt_sb((LWCOMPOUND*)mcurv->geoms[i], sb, precision, variant );
                        break;
                default:
                        lwerror("lwmcurve_to_wkt_sb: Unknown type received %d - %s", type, lwtype_name(type));
                }
        }
        stringbuffer_append(sb, ")");
}

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