Bug 168839 Chart Legend Toggle Visibility does not work correctly for Pie chart in SVG[0001]
Description: Chart Legend Toggle Visibility does not work correctly . Build number: 2.1.2.v20061221-0710 Steps to reproduce: 1. Preview the attached design file. 2. Click the legend. Expected result: Toggle Visibility works correctly. Actual result: Pie slice of different color disappears when being click. Error log: N/A
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/BaseRenderer.java
if ( o.getValue( ) == Orientation.VERTICAL )
		{
			if ( bPaletteByCategory )
			{
				SeriesDefinition sdBase = null;
				if ( cm instanceof ChartWithAxes )
				{
					
					final Axis axPrimaryBase = ( (ChartWithAxes) cm ).getBaseAxes( )[0];
					if ( axPrimaryBase.getSeriesDefinitions( ).isEmpty( ) )
					{
						
						
						return;
					}
					
					sdBase = (SeriesDefinition) axPrimaryBase.getSeriesDefinitions( )
							.get( 0 );
				}
				else if ( cm instanceof ChartWithoutAxes )
				{
					if ( ( (ChartWithoutAxes) cm ).getSeriesDefinitions( )
							.isEmpty( ) )
					{
						
						
						return;
					}
					
					sdBase = (SeriesDefinition) ( (ChartWithoutAxes) cm ).getSeriesDefinitions( )