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
{
		double dAxisValue;
		double dAxisStep;
		public void close( ) throws ChartException
		{
			
		}
		public void handlePostEachTick( int i ) throws ChartException
		{
			dAxisValue *= dAxisStep;
		}
		public void handlePreEachTick( int i ) throws ChartException
		{