Bug 214453 Some Legend Entries are not correct when the text is shortened by ellipsis
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/LegendBuilder.java
{
	/**
	 * inner class for legend data
	 */
	private class LegendData
	{
		private boolean bMinSliceApplied;
		private int[] filteredMinSliceEntry;
		private double maxWrappingSize;
		private double dHorizonalReservedSpace;
		private double dVerticalReservedSpace;
		private double dAvailableWidth;
		private double dAvailableHeight;
		private double dItemHeight;
		private double dVerticalSpacing;
		private double dHorizontalSpacing;
		private double dScale;
		private double dSeparatorThickness;
		private double dSafeSpacing;
		private double dEllipsisWidth;
		private List legendItems = new ArrayList( );
		private Insets insCa;
		private String sMinSliceLabel;
	}
	
	private class InvertibleIterator implements Iterator