Bug 146159 [Regression]Changing font operation doesn't work other than the first time
Description: The first time changing operation can work well. However, Change it again, it won't work. Steps: 1.Insert lable/text to layout or master page 2.Change the font from serif to cursive, it works well 3.Change the font again Result: The action doesn't work Additional infor: build number:200606080632
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DEUtil.java
}
		else if ( units == null )
		{
			px = 0.0;
		}
		else
		{
			px = DimensionUtil.convertTo( measure, units,
					DesignChoiceConstants.UNITS_IN ).getMeasure( );
		}
		return MetricUtility.inchToPixel( px );
	}
	/**
	 * Transform other units to target unit.
	 * 
	 * @param handle
	 * @param targetUnit
	 * @return
	 */
	public static double convertToValue( DimensionHandle handle,
			String targetUnit )
	{
		double retValue = 0.0;
		if ( handle.isSet( ) )
		{
			retValue = DimensionUtil.convertTo( handle.getMeasure( ),
					handle.getUnits( ), targetUnit ).getMeasure( );
		}
		return retValue;
	}