Bug 212291 SWT Chart render engine always uses 96 DPI(Display) resolution
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/withaxes/PlotWith2DAxes.java
false,
									null );
						}
					}
				}
			}
		}
	}
	/**
	 * 
	 * @param aax
	 * @param dAxisStart
	 * @param dAxisEnd
	 * @param dBlockStart
	 * @param dBlockLength
	 * 
	 * @throws PluginException
	 * @throws DataSetException
	 * @throws GenerationException
	 */
	private final void updateOverlayScales( AllAxes aax, double dAxisStart,
			double dAxisEnd, double dBlockStart, double dBlockLength )
			throws ChartException, IllegalArgumentException
	{
		final Axis[] axa = ( (ChartWithAxesImpl) cwa ).getPrimaryBaseAxes( );
		final Axis axPrimaryBase = axa[0];
		final Axis[] axaOrthogonal = ( (ChartWithAxesImpl) cwa ).getOrthogonalAxes( axPrimaryBase,
				false );
		IntersectionValue iv;
		AutoScale sc = null;