import type AnnotationChart from './AnnotationChart';
import type ControlPointOptions from './ControlPointOptions';
import type ControlTarget from './ControlTarget';
import EventEmitter from './EventEmitter.js';
/**
 * A control point class which is a connection between controllable
 * transform methods and a user actions.
 *
 * @requires modules/annotations
 *
 * @class
 * @name Highcharts.AnnotationControlPoint
 *
 * @hideconstructor
 *
 * @param {Highcharts.Chart} chart
 * A chart instance.
 *
 * @param {Highcharts.AnnotationControllable} target
 * A controllable instance which is a target for a control point.
 *
 * @param {Highcharts.AnnotationControlPointOptionsObject} options
 * An options object.
 *
 * @param {number} [index]
 * Point index.
 */
declare class ControlPoint extends EventEmitter {
    constructor(chart: AnnotationChart, target: ControlTarget, options: ControlPointOptions, index?: number);
    /**
     * Set the visibility of the control point.
     *
     * @function Highcharts.AnnotationControlPoint#setVisibility
     *
     * @param {boolean} visible
     * Visibility of the control point.
     *
     */
    setVisibility(visible: boolean): void;
    /**
     * Update the control point.
     *
     * @function Highcharts.AnnotationControlPoint#update
     *
     * @param {Partial<Highcharts.AnnotationControlPointOptionsObject>} userOptions
     * New options for the control point.
     */
    update(userOptions: Partial<ControlPointOptions>): void;
}
export default ControlPoint;