Bug 214197 [Regression] Auto scale does not work correctly [13]
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/withaxes/AutoScale.java
if ( scCloned != null && bFirstFit && bZoomSuccess )
			{
				sc = scCloned;
			}
		}
		sc.setData( dsi );
		return sc;
	}
	/**
	 * Limit the significant number of digit to 15
	 */
	private static double getValidDouble( double dValue )
	{
		String sValue = dfDoulbeNormalized.format( dValue );
		double dNewValue = Double.valueOf( sValue ).doubleValue( );
		return dNewValue;
	}
	
	/**
	 * Computes value precision if more precise than existing one For instance
	 * 3.4 has a precision of 0.1 and 1400 has a precision of 100. That is the
	 * position where the first significant digit appears, or in double
	 * representation, the value of the exponent
	 * 
	 * @param precision
	 * @param value
	 * @return
	 */
	protected static double getPrecision( double precision, double pValue,
			FormatSpecifier fs, ULocale locale, boolean bIsPercent )