import * as i0 from "@angular/core";
export interface UsePinInputParams {
    pinCount: number;
    value?: number[];
    onChange?: (value: number[]) => void;
}
/**
 * Keys for keyboard accessibility
 */
export declare enum Keys {
    BACKSPACE = "Backspace",
    ARROW_LEFT = "ArrowLeft",
    ARROW_RIGHT = "ArrowRight"
}
export declare const AVAILABLE_PINS: (number | Keys)[];
/**
 * Service that provides functionality for PIN input component
 * Similar to the React usePinInput hook
 */
export declare class PinInputService {
    constructor();
    /**
     * Creates a PIN input controller with the specified parameters
     * @param params The parameters for the PIN input
     * @returns An object with methods and signals for controlling the PIN input
     */
    create(params: UsePinInputParams): {
        value: import("@angular/core").WritableSignal<number[]>;
        setInputRefByIndex: (index: number, ref: HTMLLabelElement | null) => void;
        handleClickValue: (enteredValue: number) => void;
        handleClickBackspace: () => void;
        handleButton: (index: number, button: string) => void;
    };
    static ɵfac: i0.ɵɵFactoryDeclaration<PinInputService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<PinInputService>;
}