asgml3_poly()

static void asgml3_poly ( stringbuffer_t *  sb, const LWPOLY *  poly, const GML_Options *  opts  )

static

Definition at line 456 of file lwout_gml.c.

{
        uint32_t i;
        int dimension = FLAGS_GET_Z(poly->flags) ? 3 : 2;
 
        stringbuffer_aprintf(sb,
                opts->is_patch ? "<%sPolygonPatch" : "<%sPolygon",
                opts->prefix);
 
        if (opts->srs) stringbuffer_aprintf(sb, " srsName=\"%s\"", opts->srs);
        if (opts->id)  stringbuffer_aprintf(sb, " %sid=\"%s\"", opts->prefix, opts->id);
 
        if (lwpoly_is_empty(poly))
        {
                stringbuffer_append(sb, "/>");
                return;
        }
        stringbuffer_append(sb, ">");
 
        stringbuffer_aprintf(sb, "<%sexterior>", opts->prefix);
        stringbuffer_aprintf(sb, "<%sLinearRing>", opts->prefix);
        if (IS_DIMS(opts->opts))
                stringbuffer_aprintf(sb, "<%sposList srsDimension=\"%d\">", opts->prefix, dimension);
        else
                stringbuffer_aprintf(sb, "<%sposList>", opts->prefix);
 
        asgml3_ptarray(sb, poly->rings[0], opts);
        stringbuffer_aprintf(sb, "</%sposList>", opts->prefix);
        stringbuffer_aprintf(sb, "</%sLinearRing>", opts->prefix);
        stringbuffer_aprintf(sb, "</%sexterior>", opts->prefix);
        for (i=1; i<poly->nrings; i++)
        {
                stringbuffer_aprintf(sb, "<%sinterior>", opts->prefix);
                stringbuffer_aprintf(sb, "<%sLinearRing>", opts->prefix);
                if (IS_DIMS(opts->opts))
                        stringbuffer_aprintf(sb, "<%sposList srsDimension=\"%d\">", opts->prefix, dimension);
                else
                        stringbuffer_aprintf(sb, "<%sposList>", opts->prefix);
                asgml3_ptarray(sb, poly->rings[i], opts);
                stringbuffer_aprintf(sb, "</%sposList>", opts->prefix);
                stringbuffer_aprintf(sb, "</%sLinearRing>", opts->prefix);
                stringbuffer_aprintf(sb, "</%sinterior>", opts->prefix);
        }
 
        stringbuffer_aprintf(sb,
                opts->is_patch ? "</%sPolygonPatch>" : "</%sPolygon>",
                opts->prefix);
}

References asgml3_ptarray(), LWPOLY::flags, FLAGS_GET_Z, IS_DIMS, lwpoly_is_empty(), LWPOLY::nrings, LWPOLY::rings, stringbuffer_append(), and stringbuffer_aprintf().

Referenced by asgml3_collection(), asgml3_multi(), asgml3_multisurface(), asgml3_psurface(), and lwgeom_to_gml3().

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