Bug 189607 2D+ Curve Fitting Line does not work correctly [0001]
Description: 2D+ Curve Fitting Line does not work correctly. Build number: 2.2.0.v20070529-1039 Steps to reproduce: 1. Preview the attached design file. Expected result: Curve Fitting Line for 2D+ works corrctly. Actual result: See the screenshot. Error log: N/A
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/BaseRenderer.java
if ( StructureType.SERIES_DATA_POINT.equals( source.getType( ) ) )
		{
			DataPointHints dph = (DataPointHints) source.getSource( );
			if ( tg.getAction( ).getType( ) == ActionType.SHOW_TOOLTIP_LITERAL )
			{
				
				String toolText = ( (TooltipValue) tg.getAction( ).getValue( ) ).getText( );
				
				
				
				if ( toolText == null )
				{
					( (TooltipValue) tg.getAction( ).getValue( ) ).setText( dph.getDisplayValue( ) );
				}
			}
			else if ( tg.getAction( ).getType( ) == ActionType.URL_REDIRECT_LITERAL )
			{
				
				final URLValue uv = (URLValue) tg.getAction( ).getValue( );
				String sBaseURL = uv.getBaseUrl( );
				if ( sBaseURL == null )
				{
					sBaseURL = ""; 
				}
				final StringBuffer sb = new StringBuffer( sBaseURL );
				char c = '?';
				if ( sBaseURL.indexOf( c ) != -1 )
				{
					c = '&';