Bug 177483 [Regression] The value in chart area and legend area are different for Meter chart [0001]
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/LegendBuilder.java
{
			case Position.LEFT :
			case Position.RIGHT :
			case Position.OUTSIDE :
				if ( legendData.dAvailableWidth > dMaxLegendWidth )
				{
					legendData.dAvailableWidth = dMaxLegendWidth;
				}
				break;
			case Position.ABOVE :
			case Position.BELOW :
				if ( legendData.dAvailableHeight > dMaxLegendHeight )
				{
					legendData.dAvailableHeight = dMaxLegendHeight;
				}
				break;
		}
		
		boolean bMinSliceDefined = false;
		if ( cm instanceof ChartWithoutAxes )
		{
			bMinSliceDefined = ( (ChartWithoutAxes) cm ).isSetMinSlice( );
			legendData.sMinSliceLabel = ( (ChartWithoutAxes) cm ).getMinSliceLabel( );
			if ( legendData.sMinSliceLabel == null
					|| legendData.sMinSliceLabel.length( ) == 0 )
			{
				legendData.sMinSliceLabel = IConstants.UNDEFINED_STRING;
			}
			else
			{