/*!
 * Copyright 2020 Ron Buckton
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import type { GraphCategory } from "./graphCategory";
import type { GraphProperty } from "./graphProperty";
import type { GraphSchema } from "./graphSchema";
import type { Graph } from "./graph";
import { EventSubscription } from "./events";
import { GraphCategoryIdLike } from "./graphCategoryIdLike";
import { GraphPropertyIdLike } from "./graphPropertyIdLike";
/**
 * The base definition of an extensible graph object.
 */
export declare abstract class GraphObject {
    private _owner;
    private _categories;
    private _properties;
    private _events?;
    constructor(owner?: Graph, category?: GraphCategory);
    /**
     * Gets the graph that this object belongs to.
     */
    get owner(): Graph | undefined;
    /**
     * Gets the document schema for this object.
     */
    get schema(): GraphSchema | undefined;
    get isPseudo(): boolean;
    set isPseudo(value: boolean);
    /**
     * Gets the number of categories in the object.
     */
    get categoryCount(): number;
    /**
     * Gets the number of properties in the object.
     */
    get propertyCount(): number;
    /**
     * Creates a subscription for a set of named events.
     */
    subscribe(events: GraphObjectEvents): EventSubscription;
    /**
     * Determines whether the object has the specified category or categories.
     */
    hasCategory(category: GraphCategoryIdLike | GraphCategory | Iterable<GraphCategory | GraphCategoryIdLike>): boolean;
    /**
     * Determines whether the object has any of the categories in the provided Set.
     * @param match Either `"exact"` to only match any category in the set, or `"inherited"` to match any category or any of its base categories in the set.
     */
    hasCategoryInSet(categories: Iterable<GraphCategory | GraphCategoryIdLike>, match: "exact" | "inherited"): boolean;
    /**
     * Adds a category to the object.
     */
    addCategory(category: GraphCategory): this;
    /**
     * Deletes a category from the object.
     */
    deleteCategory(category: GraphCategory): boolean;
    /**
     * Deletes a category from the object.
     */
    deleteCategory(category: GraphCategoryIdLike): GraphCategory | false;
    /**
     * Deletes a category from the object.
     */
    deleteCategory(category: GraphCategory | GraphCategoryIdLike): GraphCategory | boolean;
    /**
     * Determines whether the object has the specified property or has a category that defines the specified property.
     */
    has(key: GraphPropertyIdLike | GraphProperty): boolean;
    /**
     * Determines whether the object has the specified property.
     */
    hasOwn(property: GraphProperty | GraphPropertyIdLike): boolean;
    /**
     * Gets the value for the specified property.
     */
    get<V>(key: GraphProperty<V>): V | undefined;
    /**
     * Gets the value for the specified property.
     */
    get(key: GraphPropertyIdLike | GraphProperty): any;
    /**
     * Sets the value for the specified property.
     */
    set<V>(key: GraphProperty<V>, value: V | undefined): this;
    /**
     * Sets the value for the specified property.
     */
    set(key: GraphPropertyIdLike | GraphProperty, value: any): this;
    /**
     * Removes the specified property from the object.
     */
    delete(key: GraphPropertyIdLike | GraphProperty): boolean;
    /**
     * Copies the categories of another graph object to this one.
     */
    copyCategories(other: GraphObject): boolean;
    /**
     * Copies the properties and values of another graph object to this one.
     */
    copyProperties(other: GraphObject): boolean;
    /**
     * Creates an iterator for the properties in the object.
     */
    keys(): IterableIterator<GraphProperty>;
    /**
     * Creates an iterator for the properties in the object.
     */
    values(): IterableIterator<any>;
    /**
     * Creates an iterator for the entries in the object.
     */
    entries(): IterableIterator<[GraphProperty, any]>;
    /**
     * Creates an iterator for the categories in the object.
     */
    categories(): IterableIterator<GraphCategory>;
    /**
     * Creates an iterator for the entries in the object.
     */
    [Symbol.iterator](): IterableIterator<[GraphProperty, any]>;
    private _find;
}
export interface GraphObjectEvents {
    /**
     * An event raised when a category is added or removed from an object.
     */
    onCategoryChanged?: (change: "add" | "delete", category: GraphCategory) => void;
    /**
     * An event raised when a property changes on the object.
     */
    onPropertyChanged?: (name: GraphPropertyIdLike) => void;
}