export class Motion { protected _target: HTMLElement; protected _running: boolean; protected _complete: boolean = true; protected _tag: string; constructor(target: HTMLElement) { this._target = target; } public get running(): boolean { return ((this._running) && (!!this._target)); } public get complete(): boolean { return this._complete; } public set target(k: HTMLElement) { this._target = k; } public get target(): HTMLElement { return this._target; } public set tag(k: string) { this._tag = k; } public get tag(): string { return this._tag; } public start(): void { this._running = true; } public update(k: number): void { } public stop(): void { this._target = null; this._running = false; } public tick(k: number): void { } }