asgml3_compound_buf()

static size_t asgml3_compound_buf ( const LWCOMPOUND *  col, const char *  srs, char *  output, int  precision, int  opts, const char *  prefix, const char *  id  )

static

Definition at line 1138 of file lwout_gml.c.

References CIRCSTRINGTYPE, LWCOMPOUND::flags, FLAGS_GET_Z, LWCOMPOUND::geoms, IS_DIMS, LINETYPE, LWCOMPOUND::ngeoms, pointArray_toGML3(), and LWGEOM::type.

Referenced by asgml3_compound(), asgml3_curvepoly_buf(), and asgml3_multicurve_buf().

{
        LWGEOM *subgeom;
        int i;
        char* ptr = output;
        int dimension=2;

        if (FLAGS_GET_Z(col->flags))
        {
                dimension = 3;
        }

        ptr += sprintf( ptr, "<%sCurve", prefix );
        if (srs)
        {
                ptr += sprintf(ptr, " srsName=\"%s\"", srs);
        }
        if (id)
        {
                ptr += sprintf(ptr, " %sid=\"%s\"", prefix, id );
        }
        ptr += sprintf( ptr, ">" );
        ptr += sprintf( ptr, "<%ssegments>", prefix );

        for( i = 0; i < col->ngeoms; ++i )
        {
                subgeom = col->geoms[i];
                if( subgeom->type != LINETYPE && subgeom->type != CIRCSTRINGTYPE )
                {
                        continue;
                }

                if ( subgeom->type == LINETYPE )
                {
                        ptr += sprintf( ptr, "<%sLineStringSegment><%sposList", prefix, prefix );
                        if (IS_DIMS(opts))
                        {
                                ptr += sprintf(ptr, " srsDimension=\"%d\"", dimension);
                        }
                        ptr += sprintf(ptr, ">");
                        ptr += pointArray_toGML3(((LWCIRCSTRING*)subgeom)->points, ptr, precision, opts);
                        ptr += sprintf( ptr, "</%sposList></%sLineStringSegment>", prefix, prefix );
                }
                else if( subgeom->type == CIRCSTRINGTYPE )
                {
                        ptr += sprintf( ptr, "<%sArcString><%sposList" , prefix, prefix );
                        if (IS_DIMS(opts))
                        {
                                ptr += sprintf(ptr, " srsDimension=\"%d\"", dimension);
                        }
                        ptr += sprintf(ptr, ">");
                        ptr += pointArray_toGML3(((LWLINE*)subgeom)->points, ptr, precision, opts);
                        ptr += sprintf( ptr, "</%sposList></%sArcString>", prefix, prefix );
                }
        }

        ptr += sprintf( ptr, "</%ssegments>", prefix );
        ptr += sprintf( ptr, "</%sCurve>", prefix );
        return ( ptr - output );
}

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