Bug 207036 [Regression] The chart in an old report design can not be rendered [13]
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/AxesRenderer.java
FittingCalculator fc = new FittingCalculator( baseArray,
					orthogonalArray,
					0.33 );
			double[] fitYarray = fc.getFittedValue( );
			orthogonalArray = fitYarray;
			if ( isTransposed )
			{
				baseArray = fitYarray;
				orthogonalArray = yArray;
				sort( baseArray, orthogonalArray, false );
			}
			if ( curve.getLineAttributes( ).getColor( ) != null )
			{
				CurveRenderer crdr = new CurveRenderer( (ChartWithAxes) getModel( ),
						this,
						curve.getLineAttributes( ),
						LocationImpl.create( baseArray, orthogonalArray ),
						bShowAsTape,
						-1,
						bDeferred,
						false,
						null,
						false,
						true );
				crdr.draw( ipr );
			}
			
			if ( curve.getLabel( ).isSetVisible( )
					&& curve.getLabel( ).isVisible( ) )
			{