//--------------------------------------------------------
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// [Author]: 玩个游戏
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// [ Date ]: Monday, April 09, 2018
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//--------------------------------------------------------
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using UnityEngine;
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using System.Collections;
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using UnityEngine.UI;
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[RequireComponent(typeof(RectTransform))]
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public class UILinerMove : MonoBehaviour
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{
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[SerializeField] float m_Duration;
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public float duration {
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get { return m_Duration; }
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set { m_Duration = value; }
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}
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[SerializeField] Vector2 m_From;
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public Vector2 from {
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get { return m_From; }
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set { m_From = value; }
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}
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[SerializeField] Vector2 m_To;
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public Vector2 to {
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get { return m_To; }
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set { m_To = value; }
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}
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float timer = float.MaxValue;
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RectTransform rectTransform { get { return this.transform as RectTransform; } }
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public void Begin()
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{
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if (duration < 0f)
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{
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return;
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}
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if (!this.gameObject.activeInHierarchy)
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{
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Stop();
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}
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else
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{
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timer = 0f;
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rectTransform.anchoredPosition = from;
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}
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}
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public void Stop()
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{
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timer = float.MaxValue;
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rectTransform.anchoredPosition = to;
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}
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private void OnDisable()
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{
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if (timer < duration)
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{
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Stop();
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}
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}
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private void LateUpdate()
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{
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if (timer < duration)
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{
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timer += Time.deltaTime;
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var t = Mathf.Clamp01(timer / duration);
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rectTransform.anchoredPosition = Vector2.Lerp(from, to, t);
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}
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}
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}
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