import { type SceneAnimationCancellationReason, type SceneAnimationTrackPlayOptions, type SceneAnimationTrackResult, type SceneAnimationTracks, type SceneAnimationTrackState, type SceneAnimationTrackV1, type SceneAnimationTrackValue } from "@skenora/contracts";
import { AnimationPropertyOwners } from "./animation-property-owners.js";
import type { RuntimeClock } from "./runtime-clock.js";
export interface SceneAnimationTrackBinding {
    /** Includes projection identity, target identity and disposed status. */
    isCurrent(): boolean;
    write(value: SceneAnimationTrackValue): void;
    prepareWrite?(value: SceneAnimationTrackValue): () => void;
}
export interface SceneAnimationTrackTarget {
    /** Validate every keyframe and target instance, without mutating any target. */
    prepare(track: Readonly<SceneAnimationTrackV1>): SceneAnimationTrackBinding;
}
/** Internal engine-independent player. RuntimeSession integration is separate. */
export declare class SceneAnimationTrackController implements SceneAnimationTracks {
    #private;
    readonly target: SceneAnimationTrackTarget;
    readonly owners: AnimationPropertyOwners;
    readonly onState: (state: SceneAnimationTrackState) => void;
    constructor(clock: RuntimeClock, target: SceneAnimationTrackTarget, owners?: AnimationPropertyOwners, onState?: (state: SceneAnimationTrackState) => void);
    setTracks(tracks: Readonly<Record<string, SceneAnimationTrackV1>>): void;
    play(trackId: string, options?: SceneAnimationTrackPlayOptions): Promise<SceneAnimationTrackResult>;
    pause(trackId: string): boolean;
    resume(trackId: string): boolean;
    seek(trackId: string, timeMs: number): SceneAnimationTrackState;
    stop(trackId: string): void;
    reset(trackId: string): void;
    getState(trackId: string): SceneAnimationTrackState | null;
    cancelTarget(kind: "entity" | "material", id: string, reason?: SceneAnimationCancellationReason): void;
    stopAll(reason?: SceneAnimationCancellationReason): void;
    cancelTargets(kind: "entity" | "material", reason: SceneAnimationCancellationReason): void;
    dispose(): void;
}
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