asgml3_gbox()

static void asgml3_gbox ( stringbuffer_t *  sb, const GBOX *  bbox, const GML_Options *  opts  )

static

Definition at line 163 of file lwout_gml.c.

{
        if (!bbox)
        {
                stringbuffer_aprintf(sb, "<%sEnvelope", opts->prefix);
                if (opts->srs) stringbuffer_aprintf(sb, " srsName=\"%s\"", opts->srs);
                stringbuffer_append(sb, "/>");
                return;
        }
        else
        {
                int dimension = FLAGS_GET_Z(bbox->flags) ? 3 : 2;
 
                POINTARRAY *pa = ptarray_construct_empty(FLAGS_GET_Z(bbox->flags), 0, 1);
                POINT4D pt = { bbox->xmin, bbox->ymin, bbox->zmin, 0.0 };
                ptarray_append_point(pa, &pt, LW_TRUE);
 
                stringbuffer_aprintf(sb, "<%sEnvelope", opts->prefix);
                if (opts->srs) stringbuffer_aprintf(sb, " srsName=\"%s\"", opts->srs);
                if (IS_DIMS(opts->opts)) stringbuffer_aprintf(sb, " srsDimension=\"%d\"", dimension);
                stringbuffer_append(sb, ">");
 
                stringbuffer_aprintf(sb, "<%slowerCorner>", opts->prefix);
                asgml3_ptarray(sb, pa, opts);
                stringbuffer_aprintf(sb, "</%slowerCorner>", opts->prefix);
 
                pt.x = bbox->xmax; pt.y = bbox->ymax; pt.z =bbox->zmax;
                ptarray_remove_point(pa, 0);
                ptarray_append_point(pa, &pt, LW_TRUE);
 
                stringbuffer_aprintf(sb, "<%supperCorner>", opts->prefix);
                asgml3_ptarray(sb, pa, opts);
                stringbuffer_aprintf(sb, "</%supperCorner>", opts->prefix);
 
                stringbuffer_aprintf(sb, "</%sEnvelope>", opts->prefix);
                ptarray_free(pa);
        }
}

References asgml3_ptarray(), GBOX::flags, FLAGS_GET_Z, IS_DIMS, LW_TRUE, ptarray_append_point(), ptarray_construct_empty(), ptarray_free(), ptarray_remove_point(), stringbuffer_append(), stringbuffer_aprintf(), POINT4D::x, GBOX::xmax, GBOX::xmin, POINT4D::y, GBOX::ymax, GBOX::ymin, POINT4D::z, GBOX::zmax, and GBOX::zmin.

Referenced by lwgeom_extent_to_gml3().

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