import { Cue, Word, Animation, IAppear, ICaptureIndicator } from '../index';
interface IHistoryItem {
    readonly word: Word;
    readonly opacity: number;
}
export declare class Appear extends Animation {
    initialParameters: IAppear;
    timings: number[];
    wordsToUpdate: Word[];
    offset: number;
    history: IHistoryItem[];
    initializationHistory: IHistoryItem[];
    constructor(target: Cue, animation: IAppear);
    initialize(): void;
    _cancelInitialize(): void;
    _render(time: number): void;
    refresh(): void;
    cancel(): void;
    getCaptureIndicators(): ICaptureIndicator[];
}
export {};