import { IFonts, IFontsManager } from "../../types";
import { Font } from "../helpers/Font";
export declare class FontsManager implements IFontsManager {
    map: Map<string, Font>;
    debug: boolean;
    constructor(debug?: boolean);
    /**
     * Replace base fonts with custom fonts by special file.
     * Use this method before loading fonts by `FontManager`.
     * The file should be generated by the following instructions:
     * @see https://github.com/NMMTY/LazyCanvas/blob/main/scripts/FontsGenerate.md
     * @param fontList {IFonts[]} - The `fonts` to set
     */
    loadFonts(fontList: IFonts): this;
    /**
     * Add a font to the map
     * @param fonts {Font[]} - The `font` to add to the map
     */
    add(...fonts: Font[]): this;
    /**
     * Remove a font from the map
     * @param array {Array<{ family: string, weight: string }>} - The `family` and `weight` of the font to remove
     */
    remove(...array: Array<{
        family: string;
        weight: string;
    }>): this;
    /**
     * ClearLayer all fonts from the map
     */
    clear(): this;
    /**
     * Get a font from the map
     * @param family {string} - The `family` of the font to get
     * @param weight {string} - The `weight` of the font to get
     */
    get(family: string, weight?: string): Font | Font[] | undefined;
    /**
     * Check if a font exists in the map
     * @param family {string} - The `family` of the font to check
     * @param weight {string} - The `weight` of the font to check
     */
    has(family: string, weight?: string): boolean;
    /**
     * Get the size of the map
     */
    size(): number;
    /**
     * Get the values of the map
     */
    values(): IterableIterator<Font>;
    /**
     * Get the keys of the map
     */
    keys(): IterableIterator<string>;
    /**
     * Get the entries of the map
     */
    entries(): IterableIterator<[string, Font]>;
    /**
     * Iterate over the map
     * @param callbackfn {Function} - The function to execute on each font
     * @param thisArg {any} - The `this` context to use
     */
    forEach(callbackfn: (value: Font, key: string, map: Map<string, Font>) => void, thisArg?: any): this;
    /**
     * Convert the map to a JSON object
     */
    toJSON(): object;
    /**
     * Convert the map from a JSON object
     * @param json {object} - The JSON object to convert
     */
    fromJSON(json: object): this;
    /**
     * Convert the map to an array
     */
    toArray(): Font[];
    /**
     * Convert an array to the map
     * @param array {Font[]} - The `array` to convert
     */
    fromArray(array: Font[]): this;
}