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 ( !validateLineAttributes( are.getSource( ), lia ) )
		{
			return;
		}
		
		final Color cFG = (Color) validateEdgeColor( lia.getColor( ),
				are.getBackground( ),
				_ids );
		
		if ( cFG == null || cFG.getAlpha( ) == 0 )
		{
			return;
		}
		
		final GeneralPath gp = new GeneralPath( );
		PrimitiveRenderEvent pre;
		for ( int i = 0; i < are.getElementCount( ); i++ )
		{
			pre = are.getElement( i );
			if ( pre instanceof ArcRenderEvent )
			{
				final ArcRenderEvent acre = (ArcRenderEvent) pre;
				final Arc2D.Double a2d = new Arc2D.Double( acre.getTopLeft( )
						.getX( ),
						acre.getTopLeft( ).getY( ),
						acre.getWidth( ),
						acre.getHeight( ),
						acre.getStartAngle( ),
						acre.getAngleExtent( ),
						toSwingArcType( acre.getStyle( ) ) );