Bug 212291 SWT Chart render engine always uses 96 DPI(Display) resolution
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/AxesRenderHelper.java
IAxisTypeComputation
	{
		CDateTime cdt, cdtAxisValue;
		int iUnit, iStep;
		IDateFormatWrapper sdf;
		public void close( ) throws ChartException
		{
			
		}
		public void handlePostEachTick( int i ) throws ChartException
		{
			
			cdt = cdtAxisValue.forward( iUnit, iStep * ( i + 1 ) );
		}
		public void handlePreEachTick( int i ) throws ChartException
		{
			try
			{
				sText = ValueFormatter.format( cdt, fs, ax.getRunTimeContext( )
						.getULocale( ), sdf );
			}
			catch ( ChartException dfex )
			{
				logger.log( dfex );
				sText = IConstants.NULL_STRING;
			}
			la.getCaption( ).setValue( sText );
		}
		public void initialize( ) throws ChartException