import { KeyboardInput, KeyboardOptions, CursorPosition, CursorWorkerParams } from '../types';
import type Keyboard from '../Keyboard';
/**
 * CursorWorker.
 * Controls input value insertion
 */
declare class CursorWorker {
    getOptions: () => KeyboardOptions;
    getCursorPositionStart: () => CursorPosition;
    getCursorPositionEnd: () => CursorPosition;
    keyboardInstance: Keyboard;
    maxLengthReached: boolean;
    /**
     * Last cursor position at start for POS keyup event fix
     */
    lastCursorPositionStart: CursorPosition;
    /**
     * Last cursor  position end for POS keyup event fix
     */
    lastCursorPositionEnd: CursorPosition;
    /**
     * Cursor position at start
     */
    cursorPositionStart: CursorPosition;
    /**
     * Cursor position end
     */
    cursorPositionEnd: CursorPosition;
    /**
     * Captured cursor input target
     */
    cursorInputTarget?: HTMLInputElement | null;
    /**
     * Control flag for events setup
     */
    setuped: boolean;
    /**
     * Creates an instance of the CursorWorker
     */
    constructor({ getOptions, keyboardInstance }: CursorWorkerParams);
    /**
     * Moves the cursor position by a given amount
     *
     * @param length Represents by how many characters the input should be moved
     * @param minus Whether the cursor should be moved to the left or not.
     * @param moveCursor Move cursor of target input or not
     * @param customTarget Pass early input event from focus
     */
    updateCursorPos(length: number, minus?: boolean, moveCursor?: boolean, customTarget?: any): void;
    /**
     * Action method of updateCursorPos
     *
     * @param length Represents by how many characters the input should be moved
     * @param minus Whether the cursor should be moved to the left or not.
     */
    private updateCursorPosAction;
    /**
     * Adds a string to the input at a given position
     *
     * @param source The source input
     * @param str The string to add
     * @param positionStart The (cursor) position where the string should be added
     * @param positionEnd The end (cursor) position, normally same as positionStart
     * @param moveCursor Whether to update mamba-keyboard's cursor
     */
    private addStringAt;
    /**
     * Removes an amount of characters before a given position
     *
     * @param source The source input
     * @param position The (cursor) position from where the characters should be removed
     * @param moveCursor Whether to update mamba-keyboard's cursor
     */
    private removeAt;
    /**
     * Removes an amount of characters after a given position
     *
     * @param source The source input
     * @param position The (cursor) position from where the characters should be removed
     */
    private removeForwardsAt;
    /**
     * Gets the current value of maxLengthReached
     *
     * @returns If max length reached
     */
    isMaxLengthReached(): boolean;
    /**
     * Called by {@link setEventListeners} when an event that warrants a cursor position update is triggered
     */
    private cursorEventHandler;
    /**
     * Handles mamba-keyboard event listeners
     */
    setupCursorEventsControl(): void;
    /**
     * Remove cursor worker controls events
     */
    ceaseCursorEventsControl(): void;
    /**
     * Changes the internal cursor position
     *
     * @param position The cursor's start position
     * @param positionEnd The cursor's end position
     * @param moveCursor Move cursor of target input or not
     * @param customTarget Pass early input event from focusin
     */
    setCursorPosition(position: CursorPosition, endPosition?: CursorPosition, moveCursor?: boolean, customTarget?: any): void;
    /**
     * Determines whether the max length has been reached when maxLength option are set.
     *
     * @param keyboardInput
     * @param updatedInput
     */
    handleMaxLength(keyboardInput: KeyboardInput, updatedInput: string): boolean;
    /**
     * Filters numeric output to handle formatted inputs
     * @experimental
     *
     * @param value
     * @returns
     */
    shouldFilterNumericValue(value: string): string;
    /**
     * Returns the updated input resulting from clicking a given button
     *
     * @param button The button's layout name
     * @param input The input string
     * @param cursorPos The cursor's current position
     * @param cursorPosEnd The cursor's current end position
     * @param moveCursor Whether to update mamba-keyboard's cursor
     * @return Updated input value
     */
    getUpdatedInput(button: string, input: string, moveCursor?: boolean): string;
}
/**
 * Export only type
 */
export type { CursorWorker };
export default CursorWorker;