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.ui.extension/src/org/eclipse/birt/chart/ui/swt/series/GanttSeriesAttributeComposite.java
}
		
		Group grpMarker = new Group( cmpMarker, SWT.NONE );
		grpMarker.setText( Messages.getString( "GanttSeriesAttributeComposite.Lbl.Marker" ) ); 
		grpMarker.setLayout( new GridLayout( 2, false ) );
		grpMarker.setLayoutData( new GridData( GridData.FILL_BOTH ) );
		
		Label lblStart = new Label( grpMarker, SWT.NONE );
		lblStart.setText( Messages.getString( "GanttSeriesAttributeComposite.Lbl.Start" ) ); 
		new MarkerEditorComposite( grpMarker,
				createMarker( series.getStartMarker( ) ) );
		
		Label lblEnd = new Label( grpMarker, SWT.NONE );
		lblEnd.setText( Messages.getString( "GanttSeriesAttributeComposite.Lbl.End" ) ); 
		new MarkerEditorComposite( grpMarker,
				createMarker( series.getEndMarker( ) ) );
		Composite cmpGroup = new Composite( this, SWT.NONE );
		{
			GridLayout glGroup = new GridLayout(  2, true );
			glGroup.marginWidth = 0;
			glGroup.horizontalSpacing = 6;
			cmpGroup.setLayout( glGroup );
			cmpGroup.setLayoutData( new GridData( GridData.FILL_BOTH ) );
		}
		
		grpLine = new Group( cmpGroup, SWT.NONE );
		GridData gdGRPLine = new GridData( GridData.FILL_BOTH );
		grpLine.setLayout( new GridLayout( ) );
		grpLine.setLayoutData( gdGRPLine );
		grpLine.setText( Messages.getString( "GanttSeriesAttributeComposite.Lbl.Bars" ) );