public interface HasLegendClickHandlers
extends com.google.gwt.event.shared.HasHandlers
| Modifier and Type | Method and Description | 
|---|---|
| com.google.gwt.event.shared.HandlerRegistration | addLegendClickHandler(LegendClickHandler handler)Fires when the user clicks on the legend area of the chart. | 
com.google.gwt.event.shared.HandlerRegistration addLegendClickHandler(LegendClickHandler handler)
 If the user specifically clicks on a color swatch or
 it's label, the FacetValue clicked on will be provided. 
 If the chart is a
 multi-axis chart, the FacetValue for the clicked-on metric will also be provided.
handler - the legendClick handlerHandlerRegistration used to remove this handler