Method from

modules/piu/All/piuTimeline.js:40–47

(target, fromProperties, duration, easing, delay)

		this.time = undefined;
	}
	static from(target, fromProperties, duration, easing, delay) {
		let properties = [], name
		for (name in fromProperties) {
			let from = fromProperties[name];
			properties.push(new TweenProperty(name, from, target[name]));
		}
		return new Tween(target, properties, duration, easing, delay);
	}
	static on(target, onProperties, duration, easing, delay) {
		let properties = [], name
		for (name in onProperties) {