即席UnityEvent Clickカスタム

CustomEventClick.cs

using UnityEngine;
using System.Collections;
using UnityEngine.Events;
using UnityEngine.EventSystems;

public class CustomEventClick : MonoBehaviour, IPointerDownHandler, IPointerUpHandler  {
	public UnityEvent customClick;
	
	Vector2 beginPosition; // クリック開始位置

	// 初め
	public void OnPointerDown(PointerEventData data) {
		Clear();

		beginPosition = data.position;
	}
	
	// 離された
	public void OnPointerUp(PointerEventData data) {
		// クリック判定
		if(data.position == beginPosition) {
			customClick.Invoke();
		}

		Clear();
	}
	
	void Clear () {
		beginPosition = Vector2.zero;
	}
}

Event TriggerのDragとClickのイベントを分ける用。