Bug 212291 SWT Chart render engine always uses 96 DPI(Display) resolution
chart/org.eclipse.birt.chart.device.extension/src/org/eclipse/birt/chart/device/swing/SwingRendererImpl.java
final LineAttributes lia = are.getOutline( );
		if ( !validateLineAttributes( are.getSource( ), lia ) )
		{
			return;
		}
		
		final Color cFG = (Color) validateEdgeColor( lia.getColor( ),
				are.getBackground( ),
				_ids );
		if ( cFG == null || cFG.getAlpha( ) == 0 )
		{
			return;
		}
		
		Stroke sPrevious = null;
		Stroke sCurrent = getCachedStroke( lia );
		if ( sCurrent != null ) 
		{
			sPrevious = _g2d.getStroke( );
			_g2d.setStroke( sCurrent );
		}
		_g2d.setColor( cFG );
		if ( are.getInnerRadius( ) >= 0
				&& are.getOuterRadius( ) > 0
				&& are.getInnerRadius( ) < are.getOuterRadius( ) )
		{
			
			Bounds rctOuter = BoundsImpl.create( are.getTopLeft( ).getX( )
					+ ( are.getWidth( ) - 2 * are.getOuterRadius( ) )
					/ 2, are.getTopLeft( ).getY( )