import { KeyframeTrack } from './KeyframeTrack';
import { Vector3 } from './../math/Vector3';
import { Bone } from './../objects/Bone';
import { AnimationBlendMode } from '../constants';

interface MorphTarget {
	name: string;
	vertices: Vector3[];
}

export class AnimationClip {

	constructor( name?: string, duration?: number, tracks?: KeyframeTrack[], blendMode?: AnimationBlendMode );

	name: string;
	tracks: KeyframeTrack[];

	/**
	 * @default THREE.NormalAnimationBlendMode
	 */
	blendMode: AnimationBlendMode;

	/**
	 * @default -1
	 */
	duration: number;
	uuid: string;
	results: any[];

	resetDuration(): AnimationClip;
	trim(): AnimationClip;
	validate(): boolean;
	optimize(): AnimationClip;
	clone(): AnimationClip;
	toJSON( clip: AnimationClip ): any;

	static CreateFromMorphTargetSequence(
		name: string,
		morphTargetSequence: MorphTarget[],
		fps: number,
		noLoop: boolean
	): AnimationClip;
	static findByName( clipArray: AnimationClip[], name: string ): AnimationClip;
	static CreateClipsFromMorphTargetSequences(
		morphTargets: MorphTarget[],
		fps: number,
		noLoop: boolean
	): AnimationClip[];
	static parse( json: any ): AnimationClip;
	static parseAnimation(
		animation: any,
		bones: Bone[]
	): AnimationClip;
	static toJSON( clip: AnimationClip ): any;

}