Bug 315366 "Auto" for Curve Fitting Line is not black but transparent
Description: "Auto" for Curve Fitting Line is not black but transparent. Build number: 2.6.0.v20100602-0949 Steps to reproduce: 1. New a chart, in Format Chart->Series->Value (Y) Series, tick "Shown Curve Fitting Line", click "Curve Fitting Line" button. 2. Select "Auto" for Color. Expected result: The line is shown with color black. Actual result: The line disappears. Error log: N/A
chart/org.eclipse.birt.chart.examples/src/org/eclipse/birt/chart/examples/radar/ui/series/RadarSeriesAttributeComposite.java
liacLine.setLayoutData( gdLIACLine );
		liacLine.addListener( this );
		Composite cmp = new Composite( grpLine2, SWT.NONE );
		cmp.setLayoutData( new GridData( GridData.FILL_BOTH ) );
		cmp.setLayout( new GridLayout( ) );
		btnPalette = new Button( cmp, SWT.CHECK );
		{
			btnPalette.setText( Messages.getString( "RadarSeriesAttributeComposite.Lbl.LinePalette" ) ); 
			btnPalette.setSelection( series.isPaletteLineColor( ) );
			btnPalette.addSelectionListener( this );
		}
		btnConnectEndPoints = new Button( cmp, SWT.CHECK );
		{
			btnConnectEndPoints.setText( Messages.getString( "RadarSeriesAttributeComposite.Lbl.ConnectPoints" ) ); 
			btnConnectEndPoints.setSelection( series.isConnectEndpoints( ) );
			btnConnectEndPoints.addSelectionListener( this );
		}
		btnFillPoly = new Button( cmp, SWT.CHECK );
		{
			btnFillPoly.setText( Messages.getString( "RadarSeriesAttributeComposite.Lbl.FillPoly" ) ); 
			btnFillPoly.setSelection( series.isFillPolys( ) );
			btnFillPoly.addSelectionListener( this );
			btnFillPoly.setEnabled( btnConnectEndPoints.getSelection( ) );
		}
		Group grpMarker = new Group( cmp, SWT.NONE );
		grpMarker.setText( Messages.getString( "RadarSeriesMarkerSheet.GroupLabel.Markers" ) ); 
		grpMarker.setLayout( new GridLayout( 2, false ) );
		
		Label lblMarker = new Label( grpMarker, SWT.NONE );
		lblMarker.setText( Messages.getString( "RadarSeriesMarkerSheet.Label.Markers" ) );