Merge branch 'dev' of https://github.com/SneakyRedSnake/rogue-shield …

…into dev

Assets/Scripts/RotateAroundPivot.cs

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+using UnityEngine;
+using System.Collections;
+
+/// <summary>
+/// 	Components to permits rotation of a game object in a specified angle
+/// </summary>
+public class RotateAroundPivot : MonoBehaviour {
+	[SerializeField] GameObject pivot;
+	[SerializeField] float rotateAngle;
+
+
+	// Use this for initialization
+	void Start () {
+	}
+
+	// Update is called once per frame
+	void Update () {
+
+	}
+
+	/// <summary>
+	/// 	Rotation under the z axes using Quaternion.Euler
+	/// </summary>
+	/// <param name="z">The angle with the z axes</param>
+	public void RotationZ(float z, float distOfPivot){
+		//We rotate the game object
+		transform.rotation = Quaternion.Euler(0,0,z);
+
+		//then we put it at the correct position
+		float rad = (z+rotateAngle) * Mathf.Deg2Rad;
+		transform.position = pivot.transform.position + distOfPivot * new Vector3(Mathf.Sin (rad), -Mathf.Cos (rad));
+	}
+}

Assets/Scripts/ShieldControl.cs

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+using UnityEngine;
+using System.Collections;
+
+/// <summary>
+/// 	The controller of the shield
+/// </summary>
+[RequireComponent(typeof(RotateAroundPivot))]
+public class ShieldControl : MonoBehaviour {
+
+	private RotateAroundPivot rotateAround;			//The component to do a rotation around sth
+	[SerializeField]float distShieldPlayer = 4;		//The distance we want between the shield and the player
+
+	// Use this for initialization
+	void Start () {
+		rotateAround = GetComponent<RotateAroundPivot>();
+	}
+
+	// Update is called once per frame
+	void Update () {
+		//we get the position of the player
+		//TODO changer le GetChild en get player?
+		Vector3 pos = transform.parent.GetChild(0).position;
+
+		//we get the position of the camera relative at the current scene
+		Vector3 mousePos = Camera.main.ScreenToWorldPoint(Input.mousePosition);
+
+		//we calculate the angle
+		float deg = Mathf.Rad2Deg * Mathf.Atan2(mousePos.y - pos.y, mousePos.x - pos.x);
+
+		//we do a rotation
+		rotateAround.RotationZ (deg, distShieldPlayer);
+	}
+}