备份CatanBuilding瘦身独立工程

Assets/Scripts/UI/UIButtonScale.cs

@@ -0,0 +1,98 @@
+using UnityEngine;
+using UnityEngine.UI;
+using UnityEngine.EventSystems;
+
+[RequireComponent(typeof(Button))]
+[AddComponentMenu("UGUI/UI/UIButtonScale")]
+public class UIButtonScale : MonoBehaviour,IPointerDownHandler,IPointerUpHandler
+{
+	public float Speed = 0.02f;	
+	public Vector3 To = new Vector3 (0.8f, 0.8f, 0.8f);
+    
+    Vector3 _from = Vector3.one;
+    bool _bScale = false; // scale down, false; scale up, ture
+    bool _bRunning = false;
+    Button _Button;
+
+    void Awake()
+    {
+        _Button = gameObject.GetComponent<Button>();
+        _from = transform.localScale;
+    }
+
+    /*void Start()
+    {
+        //_from = transform.localScale;
+    }*/
+
+    void OnDisable()
+    {
+        SetNormal();
+    }
+
+    void OnApplicationFocus(bool focus)
+    {
+        if(!focus)
+        {
+            SetNormal();
+        }
+    }
+
+	public void OnPointerDown (PointerEventData event_data)
+	{
+        if (null != _Button && !_Button.interactable)
+        {
+            return;
+        }
+
+		_bScale = false;
+		_bRunning = true;
+	}
+
+	public void OnPointerUp (PointerEventData event_data)
+	{
+        /*if(!_Button.interactable && !_bRunning)
+        {
+            return;
+        }*/
+
+        _bScale = true;
+		_bRunning = true;
+	}
+
+    public void SetNormal()
+    {
+        _bScale = true;
+        _bRunning = false;
+        transform.localScale = _from;
+    }
+
+	void Update()
+	{
+        if(!_bRunning)
+        {
+            return;
+        }
+
+		if (!_bScale)
+        {
+			transform.localScale -= _from * Speed;
+
+			if (transform.localScale.x <= To.x) 
+            {
+				transform.localScale = To;
+				_bRunning = false;
+			}
+		} 
+        else 
+        {
+			transform.localScale += _from * Speed;
+
+			if (transform.localScale.x >= _from.x)
+            {
+				transform.localScale = _from;
+				_bRunning = false;
+			}
+		}
+	}
+}