/**
 * UFOExitAnimator - Handles UFO exit animation logic
 *
 * Pure animation calculator for UFO departure effects.
 * Extracted from UFOSystem.updateExiting() for single responsibility.
 */
import type { IUFOExitAnimator, ExitAnimationInput, ExitAnimationResult } from "../contracts/IUFOExitAnimator.js";
export declare class UFOExitAnimator implements IUFOExitAnimator {
    calculate(input: ExitAnimationInput): ExitAnimationResult;
}
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