Bug 161223 gantt chart legend in swing is rendered incorrectly
Create a Gantt Chart with a thick line View it in the preview pane The legend is rendered with rounded corners. It should be rendered as a rectangle like in SWT.
chart/org.eclipse.birt.chart.device.extension/src/org/eclipse/birt/chart/device/swing/SwingRendererImpl.java
if ( bo.getWidth( ) < 0 )
		{
			bo.setLeft( bo.getLeft( ) + bo.getWidth( ) );
			bo.setWidth( -bo.getWidth( ) );
		}
		return bo;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.output.IPrimitiveRenderListener#drawPolygon(org.eclipse.birt.chart.output.PolygonRenderEvent)
	 */
	public void drawPolygon( PolygonRenderEvent pre ) throws ChartException
	{
		
		final LineAttributes lia = pre.getOutline( );
		if ( !validateLineAttributes( pre.getSource( ), lia ) )
		{
			return;
		}
		
		final Color cFG = (Color) validateEdgeColor( lia.getColor( ),
				pre.getBackground( ),
				_ids );
		if ( cFG == null || cFG.getAlpha( ) == 0 )
		{
			return;
		}
		
		final Location[] la = pre.getPoints( );