import { MediaQueryCondition } from '../conditions/media-query-condition';
/**
 * ESL Screen Breakpoints registry
 * @author Yuliya Adamskaya, Alexey Stsefanovich (ala'n)
 *
 * Screen Breakpoint registry is used to provide custom breakpoints for {@link ESLMediaQuery}
 *
 * @implements IMediaQueryPreprocessor statically
 */
export declare abstract class ESLScreenBreakpoints {
    protected static readonly BP_REGEXP: RegExp;
    protected static readonly BP_NAME_REGEXP: RegExp;
    /**
     * Add or replace breakpoint shortcut that can be used inside ESLMediaQuery
     * @param name - name of shortcut
     * @param minWidth - min width for breakpoint
     * @param maxWidth - max width for breakpoint
     */
    static add(name: string, minWidth: number, maxWidth: number): ESLScreenBreakpoint | undefined;
    /** Removes screen breakpoint */
    static remove(name: string): boolean;
    /** @returns known breakpoint shortcut instance */
    static get(name: string): ESLScreenBreakpoint | undefined;
    /** All available breakpoints names */
    static get names(): string[];
    static getMedia(term: string): string | undefined;
    /** @returns breakpoints shortcut replacement */
    static process(term: string): MediaQueryCondition | undefined;
}
/** ESL Screen Breakpoint description */
export declare class ESLScreenBreakpoint {
    readonly name: string;
    readonly min: number;
    readonly max: number;
    constructor(name: string, min: number, max: number);
    get mediaQuery(): string;
    get mediaQueryGE(): string;
    get mediaQueryLE(): string;
    toString(): string;
}
declare global {
    export interface ESLLibrary {
        ScreenBreakpoints: typeof ESLScreenBreakpoints;
    }
}