com.smartgwt.client.widgets.chart

## Interface HasLegendHoverHandlers

- All Superinterfaces:
    com.google.gwt.event.shared.HasHandlers
  All Known Implementing Classes:
    FacetChart

      public interface HasLegendHoverHandlers
      extends com.google.gwt.event.shared.HasHandlers

- - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `com.google.gwt.event.shared.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 Detail

    - #### addLegendHoverHandler

          com.google.gwt.event.shared.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