/**
 * [WHO]: Loader
 * [FROM]: Depends on ./text.js
 * [TO]: Consumed by core/lib/tui/src/index.ts
 * [HERE]: core/lib/tui/src/components/loader.ts -
 */
import type { TUI } from "../tui.js";
import { Text } from "./text.js";
/**
 * Loader component that updates every 80ms with spinning animation
 */
export declare class Loader extends Text {
    private spinnerColorFn;
    private messageColorFn;
    private message;
    private frames;
    private currentFrame;
    private intervalId;
    private ui;
    constructor(ui: TUI, spinnerColorFn: (str: string) => string, messageColorFn: (str: string) => string, message?: string);
    render(width: number): string[];
    start(options?: {
        requestRender?: boolean;
    }): void;
    stop(): void;
    setMessage(message: string): void;
    private updateDisplay;
}