Bug 117149 Add additional datapoint markers
I would like to propose adding additional datapoint markers. Attached is a set of markers I would like supported.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/util/LiteralHelper.java
*/
	private static NameSet getLeaderLineStyleSet( )
	{
		String prefix = "LeaderLineStyle."; 
		String suffix = ".displayName"; 
		return new NameSet( prefix,
				suffix,
				toStringNameArray( LeaderLineStyle.VALUES ) );
	}
	/**
	 * @return
	 */
	private static NameSet getAnchorSet( )
	{
		String prefix = "Anchor."; 
		String suffix = ".displayName"; 
		return new NameSet( prefix, suffix, toStringNameArray( Anchor.VALUES ) );
	}
	/**
	 * @return
	 */
	private static NameSet getHorizontalPositionSet( )
	{
		String prefix = "Position."; 
		String suffix = ".displayName"; 
		return new NameSet( prefix, suffix, new String[]{
				Position.LEFT_LITERAL.getName( ),
				Position.RIGHT_LITERAL.getName( ),
		} );
	}