Package com.smartgwt.client.widgets.chart

# Interface HasLegendHoverHandlers

All Superinterfaces:
  `HasHandlers`

All Known Implementing Classes:
  `FacetChart`

public interface HasLegendHoverHandlers extends HasHandlers

- ## Method Summary

  Modifier and Type
  Method
  Description
  `HandlerRegistration`
  `addLegendHoverHandler(LegendHoverHandler handler)`
  Fires when the mouse hovers over a color swatch or its label in the legend area of the chart.

  ### Methods inherited from interface com.google.gwt.event.shared.HasHandlers

  `fireEvent`

- ## Method Details

  - ### addLegendHoverHandler

    HandlerRegistration addLegendHoverHandler(LegendHoverHandler handler)
    Fires when the mouse hovers over a color swatch or its label in the legend area of the chart.

    The `FacetValue` that the user is hovering over is provided. If the chart is a `multi-axis chart`, the `FacetValue` for the hovered-over metric will also be provided.

    Parameters:
      `handler` - the legendHover handler
    Returns:
      `HandlerRegistration` used to remove this handler