import { Keyframe, KeyframeData } from './keyframe';
export interface AnimatorData {
    uuid?: string;
    name?: string;
    type?: string;
    keyframes?: KeyframeData[];
    channels?: Record<string, any>;
    [key: string]: any;
}
export interface AnimatorChannel {
    name: string;
    condition?: () => boolean;
    transform?: boolean;
    mutable?: boolean;
    max_data_points?: number;
    displayFrame?: (animator: any) => any;
}
export declare abstract class Animator {
    uuid: string;
    name: string;
    type: string;
    keyframes: Keyframe[];
    animation?: any;
    expanded: boolean;
    selected: boolean;
    muted: Record<string, boolean>;
    channels: Record<string, AnimatorChannel>;
    constructor(uuid: string, animation?: any, name?: string);
    extend(data: AnimatorData): this;
    /**
     * Get node (group or element) this animator is attached to
     */
    get node(): any;
    /**
     * Add keyframe
     */
    addKeyframe(data?: KeyframeData, uuid?: string): Keyframe | undefined;
    /**
     * Update keyframes array from channel arrays
     */
    updateKeyframesArray(): void;
    /**
     * Remove keyframe
     */
    removeKeyframe(keyframe: Keyframe): void;
    /**
     * Get keyframe at time
     */
    getKeyframeAtTime(time: number, epsilon?: number): Keyframe | undefined;
    /**
     * Get or make keyframe at time
     */
    getOrMakeKeyframe(channel: string, time: number, epsilon?: number): {
        before?: Keyframe;
        result: Keyframe;
        new_keyframe?: Keyframe;
    };
    /**
     * Create keyframe with value
     */
    createKeyframe(value: any, time: number, channel: string, undo?: boolean, select?: boolean): Keyframe;
    /**
     * Toggle muted state for channel
     */
    toggleMuted(channel: string): this;
    /**
     * Select animator
     */
    select(): this;
    /**
     * Unselect animator
     */
    unselect(): this;
    getSaveCopy(): any;
    getUndoCopy(): any;
}
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