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/composites/LineAttributesComposite.java
{
			cmbWidth.setLineWidth( laCurrent.getThickness( ) );
		}
		if ( this.bEnableColor )
		{
			cmbColor.setFill( laCurrent.getColor( ) );
			cmbColor.redraw( );
		}
		redraw( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.swt.events.SelectionListener#widgetSelected(org.eclipse.swt
	 * .events.SelectionEvent)
	 */
	public void widgetSelected( SelectionEvent e )
	{
		Object oSource = e.getSource( );
		if ( oSource.equals( cbVisible ) )
		{
			
			fireValueChangedEvent( LineAttributesComposite.VISIBILITY_CHANGED_EVENT,
					Boolean.valueOf( cbVisible.getSelection( ) ) );
			
			if ( isDisposed( ) )
			{
				return;
			}