if ( chartType == null ) {  LinkedHashMap htTypes = new LinkedHashMap( ); Collection cTypes = UIExtensionsImpl.instance( ) .getUIChartTypeExtensions( ); Iterator iterTypes = cTypes.iterator( ); while ( iterTypes.hasNext( ) ) { IChartType type = (IChartType) iterTypes.next( ); htTypes.put( type.getName( ), type ); } chartType = (IChartType) htTypes.get( chartModel.getType( ) ); }
	public IChartType getChartType( )	{		return chartType;	}