/** * @typedef { import('./core.controller.js').default } Chart * @typedef { import('../types/index.js').ChartEvent } ChartEvent * @typedef { import('../plugins/plugin.tooltip.js').default } Tooltip */ /** * @callback filterCallback * @param {{plugin: object, options: object}} value * @param {number} [index] * @param {array} [array] * @param {object} [thisArg] * @return {boolean} */ export default class PluginService { _init: any[]; /** * Calls enabled plugins for `chart` on the specified hook and with the given args. * This method immediately returns as soon as a plugin explicitly returns false. The * returned value can be used, for instance, to interrupt the current action. * @param {Chart} chart - The chart instance for which plugins should be called. * @param {string} hook - The name of the plugin method to call (e.g. 'beforeUpdate'). * @param {object} [args] - Extra arguments to apply to the hook call. * @param {filterCallback} [filter] - Filtering function for limiting which plugins are notified * @returns {boolean} false if any of the plugins return false, else returns true. */ notify(chart: Chart, hook: string, args?: object, filter?: filterCallback): boolean; /** * @private */ private _notify; invalidate(): void; _oldCache: { plugin: any; options: any; }[]; _cache: { plugin: any; options: any; }[]; /** * @param {Chart} chart * @private */ private _descriptors; _createDescriptors(chart: any, all: any): { plugin: any; options: any; }[]; /** * @param {Chart} chart * @private */ private _notifyStateChanges; } export type Chart = import('./core.controller.js').default; export type ChartEvent = import('../types/index.js').ChartEvent; export type Tooltip = any; export type filterCallback = (value: { plugin: object; options: object; }, index?: number, array?: any[], thisArg?: object) => boolean;