//--------------------------------------------------------
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// [Author]: 第二世界
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// [ Date ]: Monday, July 31, 2017
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//--------------------------------------------------------
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using UnityEngine;
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using System.Collections;
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using UnityEngine.EventSystems;
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using UnityEngine.UI;
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namespace vnxbqy.UI {
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/// <summary>
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/// 延迟触发点击事件的按钮，用于长按事件
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/// </summary>
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public class DelayButton:MonoBehaviour,IPointerDownHandler,IPointerUpHandler {
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[SerializeField]
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float m_Delay = 0.5f;
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public float delay { get { return m_Delay; } }
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[SerializeField]
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UIEvent m_OnClick;
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public UIEvent onClick { get { return m_OnClick; } }
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float timer = 0f;
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bool down = false;
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public void OnPointerDown(PointerEventData eventData) {
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timer = 0f;
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down = true;
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}
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public void OnPointerUp(PointerEventData eventData) {
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down = false;
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}
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private void OnEnable() {
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timer = 0f;
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down = false;
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}
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private void LateUpdate() {
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if(down && timer < delay) {
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timer += Time.deltaTime;
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if(timer > delay) {
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if(onClick != null) {
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onClick.Invoke();
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}
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}
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}
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}
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}
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}
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