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/PieSeriesAttributeComposite.java
Listener,
		SelectionListener
{
	private Group grpLeaderLine = null;
	private FillChooserComposite fccSliceOutline = null;
	private Combo cmbLeaderLine = null;
	private Spinner iscLeaderLength = null;
	private LineAttributesComposite liacLeaderLine = null;
	private PieSeries series = null;
	private static final int MAX_LEADER_LENGTH = 200;
	private ChartWizardContext context;
	private TextEditorComposite txtExplode;
	private Button btnBuilder;
	private Label lblExpSliWhen;
	private Label lblExpDistance;
	private Label lblRatio;
	private Label lblRotation;
	private Spinner iscExplosion;