import { AnimType } from "../types/enums/AnimType.js";
import { KeyframeAnimationProperties } from "../types/properties/element/Animation.js";
import { Animation } from "./Animation.js";
import { Class } from "./Class.js";
import util from "node:util";
import { Control } from "../types/properties/value.js";
export declare class AnimationKeyframe<T extends AnimType> extends Class {
    readonly type: T;
    readonly properties: KeyframeAnimationProperties<T>;
    readonly path: string;
    readonly name: string;
    readonly namespace: string;
    readonly extend?: AnimationKeyframe<T> | Animation<T>;
    constructor(type: T, properties: KeyframeAnimationProperties<T>, name?: string, namespace?: string, path?: string, allowObfuscate?: boolean);
    setNext(keyframe: AnimationKeyframe<AnimType>): this;
    clearNext(): this;
    protected toJsonUI(): KeyframeAnimationProperties<AnimType>;
    protected toJSON(): (Partial<import("../types/properties/element/Animation.js").DurationAnimation> & import("../types/properties/element/Animation.js").KeyframeAnimationPropertiesItem) | (Partial<import("../types/properties/element/Animation.js").AsepriteFlipBookAnimation> & import("../types/properties/element/Animation.js").KeyframeAnimationPropertiesItem) | {
        from?: import("../types/properties/value.js").Value<number> | undefined;
        to?: import("../types/properties/value.js").Value<number> | undefined;
        duration?: import("../types/properties/value.js").Value<number> | undefined;
        easing?: import("../types/properties/value.js").Value<string | import("../index.js").Easing> | undefined;
        next?: import("../types/properties/value.js").Value<string | AnimationKeyframe<AnimType> | Animation<AnimType>>;
        destroy_at_end?: import("../types/properties/value.js").Value<string>;
        play_event?: import("../types/properties/value.js").Value<string>;
        end_event?: import("../types/properties/value.js").Value<string>;
        start_event?: import("../types/properties/value.js").Value<string>;
        reset_event?: import("../types/properties/value.js").Value<string>;
        reversible?: import("../types/properties/value.js").Value<boolean>;
        resettable?: import("../types/properties/value.js").Value<boolean>;
        scale_from_starting_alpha?: import("../types/properties/value.js").Value<boolean>;
        activated?: import("../types/properties/value.js").Value<string>;
        looping?: import("../types/properties/value.js").Value<boolean>;
        wait_until_rendered_to_play?: import("../types/properties/value.js").Value<boolean>;
        anim_type: T;
    } | {
        from?: import("../types/properties/value.js").Array2<string | number> | undefined;
        to?: import("../types/properties/value.js").Array2<string | number> | undefined;
        duration?: import("../types/properties/value.js").Value<number> | undefined;
        easing?: import("../types/properties/value.js").Value<string | import("../index.js").Easing> | undefined;
        next?: import("../types/properties/value.js").Value<string | AnimationKeyframe<AnimType> | Animation<AnimType>>;
        destroy_at_end?: import("../types/properties/value.js").Value<string>;
        play_event?: import("../types/properties/value.js").Value<string>;
        end_event?: import("../types/properties/value.js").Value<string>;
        start_event?: import("../types/properties/value.js").Value<string>;
        reset_event?: import("../types/properties/value.js").Value<string>;
        reversible?: import("../types/properties/value.js").Value<boolean>;
        resettable?: import("../types/properties/value.js").Value<boolean>;
        scale_from_starting_alpha?: import("../types/properties/value.js").Value<boolean>;
        activated?: import("../types/properties/value.js").Value<string>;
        looping?: import("../types/properties/value.js").Value<boolean>;
        wait_until_rendered_to_play?: import("../types/properties/value.js").Value<boolean>;
        anim_type: T;
    } | {
        from?: import("../types/properties/value.js").Array3<string | number> | undefined;
        to?: import("../types/properties/value.js").Array3<string | number> | undefined;
        duration?: import("../types/properties/value.js").Value<number> | undefined;
        easing?: import("../types/properties/value.js").Value<string | import("../index.js").Easing> | undefined;
        next?: import("../types/properties/value.js").Value<string | AnimationKeyframe<AnimType> | Animation<AnimType>>;
        destroy_at_end?: import("../types/properties/value.js").Value<string>;
        play_event?: import("../types/properties/value.js").Value<string>;
        end_event?: import("../types/properties/value.js").Value<string>;
        start_event?: import("../types/properties/value.js").Value<string>;
        reset_event?: import("../types/properties/value.js").Value<string>;
        reversible?: import("../types/properties/value.js").Value<boolean>;
        resettable?: import("../types/properties/value.js").Value<boolean>;
        scale_from_starting_alpha?: import("../types/properties/value.js").Value<boolean>;
        activated?: import("../types/properties/value.js").Value<string>;
        looping?: import("../types/properties/value.js").Value<boolean>;
        wait_until_rendered_to_play?: import("../types/properties/value.js").Value<boolean>;
        anim_type: T;
    } | {
        frame_count?: import("../types/properties/value.js").Value<number> | undefined;
        frame_step?: import("../types/properties/value.js").Value<number> | undefined;
        fps?: import("../types/properties/value.js").Value<number> | undefined;
        easing?: import("../types/properties/value.js").Value<string | import("../index.js").Easing> | undefined;
        initial_uv?: import("../types/properties/value.js").Value<import("../types/properties/value.js").Array2<number>> | undefined;
        next?: import("../types/properties/value.js").Value<string | AnimationKeyframe<AnimType> | Animation<AnimType>>;
        destroy_at_end?: import("../types/properties/value.js").Value<string>;
        play_event?: import("../types/properties/value.js").Value<string>;
        end_event?: import("../types/properties/value.js").Value<string>;
        start_event?: import("../types/properties/value.js").Value<string>;
        reset_event?: import("../types/properties/value.js").Value<string>;
        reversible?: import("../types/properties/value.js").Value<boolean>;
        resettable?: import("../types/properties/value.js").Value<boolean>;
        scale_from_starting_alpha?: import("../types/properties/value.js").Value<boolean>;
        activated?: import("../types/properties/value.js").Value<string>;
        looping?: import("../types/properties/value.js").Value<boolean>;
        wait_until_rendered_to_play?: import("../types/properties/value.js").Value<boolean>;
        anim_type: T;
    };
    toString(): Control;
    protected [util.inspect.custom]($: any, opts: any): string;
}