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
dPower /= 10;
								dStep = iaLinearDeltas[n - 2] * dPower;
							}
							break;
						}
					}
					
					if ( dStep == oldStep )
					{
						dStep /= 2;
					}
					oStep = new Double( dStep );
				}
				else
				{
					dStep /= 2;
					oStep = new Double( dStep );
				}
				if ( ( (Number) oStep ).doubleValue( ) < dPrecision )
				{
					oStep = new Double( oldStep ); 
					return false; 
				}
			}
		}
		else if ( ( iType & DATE_TIME ) == DATE_TIME )
		{
			int[] ia = null;
			int iStep = asInteger( oStep );
			int iUnit = asInteger( oUnit );