// Type definitions for Highcharts No Data to Display
// Project: http://www.highcharts.com/
// Definitions by: Andrey Zolotin <http://github.com/nitoloz>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
/// <reference path="highcharts.d.ts" />
interface HighchartsChartObject {
    /**
     * Returns true if there are data points within the plot area now
     * @return {boolean} If chart has any data.
     * @since 3.0.8
     */
    hasData(): boolean;

    /**
     * Hide the 'No data to display' message added by the no-data-to-display plugin.
     * @since 3.0.8
     */
    hideNoData(): void;

    /**
     * Display a no-data message.
     * @param {String} message An optional message to show in place of the default one
     * @since 3.0.8
     */
    showNoData(message?: string): void;
}