/**
 * Terminal spinner with multi-line golden circle animation
 *
 * Cycles through 36 pre-rendered frames of a rotating 3D sphere.
 * Uses ANSI cursor positioning to update the frame region in-place.
 */
export interface SpinnerConfig {
    /** Array of multi-line frame strings */
    frames: string[];
    /** Milliseconds between frames (default: 80) */
    interval: number;
    /** Coloring function applied to each frame line */
    color: (s: string) => string;
}
export declare const GOLDEN_CIRCLE_SPINNER: SpinnerConfig;
export declare class Spinner {
    private frames;
    private interval;
    private currentFrame;
    private timerId;
    private color;
    private frameHeight;
    private frameWidth;
    private startRow;
    private startCol;
    private running;
    constructor(config?: Partial<SpinnerConfig>);
    /**
     * Start the spinner animation at a fixed screen position.
     *
     * @param row - Starting row (1-based)
     * @param col - Starting column (1-based)
     */
    start(row: number, col: number): void;
    /** Stop the spinner and optionally show a final symbol. */
    stop(): void;
    /** Render the current frame at the fixed position. */
    private render;
}
//# sourceMappingURL=spinner.d.ts.map