using UnityEngine;
using UnityEngine.EventSystems;
/// <summary>
/// ui事件监听脚本
/// </summary>
public class EventTriggerListener : UnityEngine.EventSystems.EventTrigger
{
public delegate void VoidDelegate(GameObject go);
public delegate void BoolDelegate(GameObject go, bool state);
public delegate void FloatDelegate(GameObject go, float delta);
public delegate void VectorDelegate(GameObject go, Vector2 delta);
public delegate void ObjectDelegate(GameObject go, GameObject obj);
public delegate void KeyCodeDelegate(GameObject go, KeyCode key);
public VoidDelegate onClick;
public VoidDelegate onDown;
public VoidDelegate onEnter;
public VoidDelegate onExit;
public VoidDelegate onUp;
public VoidDelegate onSelect;
public VoidDelegate onUpdateSelect;
static public EventTriggerListener Get(GameObject go)
{
EventTriggerListener listener = go.GetComponent<EventTriggerListener>();
if (listener == null) listener = go.AddComponent<EventTriggerListener>();
return listener;
}
static public EventTriggerListener Get(Transform transform)
{
EventTriggerListener listener = transform.GetComponent<EventTriggerListener>();
if (listener == null) listener = transform.gameObject.AddComponent<EventTriggerListener>();
return listener;
}
public override void OnPointerClick(PointerEventData eventData)
{
if (onClick != null) onClick(gameObject);
}
public override void OnPointerDown(PointerEventData eventData)
{
if (onDown != null) onDown(gameObject);
}
public override void OnPointerEnter(PointerEventData eventData)
{
if (onEnter != null) onEnter(gameObject);
}
public override void OnPointerExit(PointerEventData eventData)
{
if (onExit != null) onExit(gameObject);
}
public override void OnPointerUp(PointerEventData eventData)
{
if (onUp != null) onUp(gameObject);
}
public override void OnSelect(BaseEventData eventData)
{
if (onSelect != null) onSelect(gameObject);
}
public override void OnUpdateSelected(BaseEventData eventData)
{
if (onUpdateSelect != null) onUpdateSelect(gameObject);
}
}
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