interface Prize {
    option: string;
    style?: {
        backgroundColor?: string;
        textColor?: string;
    };
}
export declare function generateWheelImages(params: {
    /** The DOM element containing the wheel (rendered via WheelComponent) */
    container: HTMLElement;
    prizes: Prize[];
    winnerIndex: number;
    totalRotations: number;
    spinDuration: number;
    frameRate: number;
    /** Stop button text shown on main button during spin; used as fallback for center */
    stopButtonText?: string;
    /** Center button text shown on the wheel during spin GIF frames */
    centerButtonSpinningText?: string;
    /** Center button text on result image (e.g. "YOU WON!") */
    centerButtonResultText?: string;
    onUpload: (file: File) => Promise<string>;
}): Promise<{
    staticUrl: string;
    spinGifUrl: string;
    resultUrl: string;
}>;
export {};