for ( Iterator aggrs = aggr.tuples(); aggrs.hasNext(); ) maxsz = Math.max(maxsz, 4*2* ((AggregateItem)aggrs.next()).getAggregateSize()); if ( m_pts == null || maxsz > m_pts.length ) { m_pts = new double[maxsz]; if ( aitem.getAggregateSize() == 0 ) continue; VisualItem item = null; Iterator iter = aitem.items();