Bug 132630 Additional markers can not support interactivity
Additional markers can not support interactivity Steps: 1.Create a line chart 2.Set Y series marker to additional marker such as star or ellipse 3.Add a interactivity such as showTooltip to Y series 4.Preview in web viewer Actual results: 1.Additional markers can not support interactivity Expected Results: 1.Additional markers can nsupport interactivity
chart/org.eclipse.birt.chart.device.svg/src/org/eclipse/birt/chart/device/svg/SVGRendererImpl.java
Element group = svggc.dom.createElement( "g" ); 
			group.setAttribute( "id", "dp" + block.hashCode( ) ); 
			svggc.pushParent( group );
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.IPrimitiveRenderer#enableInteraction(org.eclipse.birt.chart.event.InteractionEvent)
	 */
	public void enableInteraction( InteractionEvent ie ) throws ChartException
	{
		if ( _iun == null )
		{
			logger.log( ILogger.WARNING,
					Messages.getString( "exception.missing.component.interaction", getULocale( ) ) ); 
			return;
		}
		
		Trigger[] triggers = ie.getTriggers( );
		if ( triggers == null )
		{
			return;
		}
		
		 
		
		
		final PrimitiveRenderEvent pre = ie.getHotSpot( );
		Element elm = null;