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Assets/EasyTouchBundle/EasyTouch/Plugins/Components/QuickPinch.cs

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+/***********************************************
+				EasyTouch V
+	Copyright © 2014-2015 The Hedgehog Team
+    http://www.thehedgehogteam.com/Forum/
+		
+	  The.Hedgehog.Team@gmail.com
+		
+**********************************************/
+using UnityEngine;
+using System.Collections;
+using UnityEngine.Events;
+using UnityEngine.EventSystems;
+
+namespace HedgehogTeam.EasyTouch{
+[AddComponentMenu("EasyTouch/Quick Pinch")]
+public class QuickPinch : QuickBase {
+
+	#region Events
+	[System.Serializable] public class OnPinchAction : UnityEvent<Gesture>{}
+	
+	[SerializeField] 
+	public OnPinchAction onPinchAction;
+	#endregion
+	
+	#region enumeration
+	public enum ActionTiggering {InProgress,End};
+	public enum ActionPinchDirection {All, PinchIn, PinchOut};
+	#endregion
+	
+	#region Members
+	public bool isGestureOnMe = false;
+	public ActionTiggering actionTriggering;
+	public ActionPinchDirection pinchDirection;
+	private float axisActionValue = 0;
+	public bool enableSimpleAction = false;
+	#endregion
+	
+	#region MonoBehaviour callback
+	public QuickPinch(){
+			quickActionName = "QuickPinch"+ System.Guid.NewGuid().ToString().Substring(0,7);
+	}
+	
+	public override void OnEnable(){
+		EasyTouch.On_Pinch += On_Pinch;
+		EasyTouch.On_PinchIn += On_PinchIn;
+		EasyTouch.On_PinchOut += On_PinchOut;
+		EasyTouch.On_PinchEnd += On_PichEnd;
+	}
+	
+	public override void OnDisable(){
+		UnsubscribeEvent();
+	}
+	
+	void OnDestroy(){
+		UnsubscribeEvent();
+	}
+	
+	void UnsubscribeEvent(){
+		EasyTouch.On_Pinch -= On_Pinch;
+		EasyTouch.On_PinchIn -= On_PinchIn;
+		EasyTouch.On_PinchOut -= On_PinchOut;
+		EasyTouch.On_PinchEnd -= On_PichEnd;
+	}
+	#endregion
+	
+	#region EasyTouch event
+	void On_Pinch (Gesture gesture){
+		
+		if (actionTriggering == ActionTiggering.InProgress && pinchDirection == ActionPinchDirection.All){
+			DoAction( gesture);
+		}
+		
+	}
+
+	void On_PinchIn (Gesture gesture){
+		
+		if (actionTriggering == ActionTiggering.InProgress & pinchDirection == ActionPinchDirection.PinchIn){
+			DoAction( gesture);
+		}
+		
+	}
+
+	void On_PinchOut (Gesture gesture){
+		
+		if (actionTriggering == ActionTiggering.InProgress & pinchDirection == ActionPinchDirection.PinchOut){
+			DoAction( gesture);
+		}
+		
+	}
+
+	void On_PichEnd (Gesture gesture){
+
+		if (actionTriggering == ActionTiggering.End){
+			DoAction( gesture);
+		}
+	}
+
+	#endregion
+	
+	#region Private method
+	void DoAction(Gesture gesture){
+
+		axisActionValue = gesture.deltaPinch * sensibility * Time.deltaTime;
+
+		if (isGestureOnMe){
+			if ( realType == GameObjectType.UI){
+				if (gesture.isOverGui ){
+					if ((gesture.pickedUIElement == gameObject || gesture.pickedUIElement.transform.IsChildOf( transform))){
+						onPinchAction.Invoke(gesture);
+						if (enableSimpleAction){
+							DoDirectAction( axisActionValue);
+						}
+					}
+				}
+			}
+			else{
+				if ((!enablePickOverUI && gesture.pickedUIElement == null) || enablePickOverUI){
+					if (gesture.GetCurrentPickedObject(true) == gameObject){
+						onPinchAction.Invoke(gesture);
+						if (enableSimpleAction){
+							DoDirectAction( axisActionValue);
+						}
+					}
+				}
+			}
+		}
+		else{
+			if ((!enablePickOverUI && gesture.pickedUIElement == null) || enablePickOverUI){
+				onPinchAction.Invoke(gesture);
+				if (enableSimpleAction){
+					DoDirectAction( axisActionValue);
+				}
+			}
+		}
+		
+	}
+	#endregion
+}
+}