CrowdControl/Assets/Feel/MMTools/Tools/MMHelpers/MMMovement.cs

using UnityEngine;
using UnityEngine.UI;
using System.Collections;
using System;

namespace MoreMountains.Tools
{	
	/// <summary>
	/// Movement helpers
	/// </summary>

	public static class MMMovement 
	{

		/// <summary>
		/// Moves an object from point A to point B in a given time
		/// </summary>
		/// <param name="movingObject">Moving object.</param>
		/// <param name="pointA">Point a.</param>
		/// <param name="pointB">Point b.</param>
		/// <param name="duration">Time.</param>
		public static IEnumerator MoveFromTo(GameObject movingObject,Vector3 pointA, Vector3 pointB, float duration, AnimationCurve curve = null)
		{	                    
			float journey = 0f;
			Vector3 newPosition;

			while (journey < duration)
			{
				float percent = Mathf.Clamp01(journey / duration);

				newPosition = Vector3.Lerp(pointA, pointB, curve.Evaluate(percent));

				movingObject.transform.position = newPosition;

				journey += Time.deltaTime;
				yield return null;
			}
			yield break;
		}

		public static IEnumerator AnimateScale(Transform targetTransform, Vector3 vector, float duration, AnimationCurve curveX, AnimationCurve curveY, AnimationCurve curveZ, float multiplier = 1f)
		{
			if (targetTransform == null)
			{
				yield break;
			}

			if ((curveX == null) || (curveY == null) || (curveZ == null))
			{
				yield break;
			}

			if (duration == 0f)
			{
				yield break;
			}

			float journey = 0f;

			while (journey < duration)
			{
				float percent = Mathf.Clamp01(journey / duration);

				vector.x = curveX.Evaluate(percent);
				vector.y = curveY.Evaluate(percent);
				vector.z = curveZ.Evaluate(percent);
				targetTransform.localScale = multiplier * vector;

				journey += Time.deltaTime;
				yield return null;
			}
			yield return null;
		}

		public static IEnumerator AnimateRotation(Transform targetTransform, 
			Vector3 vector, 
			float duration, 
			AnimationCurve curveX, 
			AnimationCurve curveY, 
			AnimationCurve curveZ,
			float multiplier)
		{
			if (targetTransform == null)
			{
				yield break;
			}

			if ((curveX == null) || (curveY == null) || (curveZ == null))
			{
				yield break;
			}

			if (duration == 0f)
			{
				yield break;
			}

			float journey = 0f;

			while (journey < duration)
			{
				float percent = Mathf.Clamp01(journey / duration);

				vector.x = curveX.Evaluate(percent) * multiplier;
				vector.y = curveY.Evaluate(percent) * multiplier;
				vector.z = curveZ.Evaluate(percent) * multiplier;
				targetTransform.localEulerAngles = vector;

				journey += Time.deltaTime;
				yield return null;
			}
			yield return null;
		}

	}
}