private void AttachRopeToCharacter(GameObject pBalloonObject, Rope pRope, Rigidbody2D pTackBody)
 {
     pRope.GetStartOfRope().GetComponent<HingeJoint2D>().connectedBody = pTackBody;
     DistanceJoint2D balloonJoint= pBalloonObject.GetComponent<DistanceJoint2D> ();
     balloonJoint.distance = GetMaxBalloonRopeDistance (pBalloonObject);
     balloonJoint.connectedBody = pTackBody;
 }

 public void AppendLongTextToEmptyRope()
 {
     string text = BuildLongString(1000);
     Rope<char> rope = new Rope<char>();
     rope.AddText(text);
     Assert.AreEqual(text, rope.ToString());
 }

		/// <summary>
		/// Creates a new RopeTextSource.
		/// </summary>
		public RopeTextSource(Rope<char> rope, ITextSourceVersion version)
		{
			if (rope == null)
				throw new ArgumentNullException("rope");
			this.rope = rope.Clone();
			this.version = version;
		}

 private void AttachRopeToBalloon(GameObject pBalloon, Rope pRope)
 {
     HingeJoint2D balloonHinge = pBalloon.GetComponent<HingeJoint2D> ();
     balloonHinge.connectedBody = pRope.GetEndOfRope().GetComponent<Rigidbody2D>();
     balloonHinge.connectedAnchor = new Vector2 (0, pRope.GetLengthOfEachSegment());
     pRope.transform.parent = pBalloon.transform;
 }

		public void InitializeRopeFromLongString()
		{
			string text = BuildLongString(1000);
			Rope<char> rope = new Rope<char>(text);
			Assert.AreEqual(text.Length, rope.Length);
			Assert.AreEqual(text, rope.ToString());
			Assert.AreEqual(text.ToCharArray(), rope.ToArray());
		}

        public void OnFireRope(Rope newRope)
        {
            lock (m_ropeLock)
            {
                if (m_rope != null)
                    CutRope();

                m_rope = newRope;
            }
        }

 public void CutRope()
 {
     lock (m_ropeLock)
     {
         if (m_rope != null)
         {
             m_rope.Cut();
             m_rope = null;
         }
     }
 }

 public void ConcatenateSmallRopesToRope()
 {
     StringBuilder b = new StringBuilder();
     Rope<char> rope = new Rope<char>();
     for (int i = 1; i <= 1000; i++) {
         b.Append(i.ToString());
         b.Append(' ');
         rope.AddRange(CharRope.Create(i.ToString() + " "));
     }
     Assert.AreEqual(b.ToString(), rope.ToString());
 }

 public void RopeFired(Rope newRope)
 {
     lock (m_ropeLock)
     {
         if (newRope != null)
         {
             m_player.SetState(CharacterState.ROPING);
             m_player.ToAirMaterial();
         }
     }
 }

		public void ConcatenateStringToRope()
		{
			StringBuilder b = new StringBuilder();
			Rope<char> rope = new Rope<char>();
			for (int i = 1; i <= 1000; i++) {
				b.Append(i.ToString());
				rope.AddText(i.ToString());
				b.Append(' ');
				rope.Add(' ');
			}
			Assert.AreEqual(b.ToString(), rope.ToString());
		}

 public void ConcatenateSmallRopesToRopeBackwards()
 {
     StringBuilder b = new StringBuilder();
     Rope<char> rope = new Rope<char>();
     for (int i = 1; i <= 1000; i++) {
         b.Append(i.ToString());
         b.Append(' ');
     }
     for (int i = 1000; i >= 1; i--) {
         rope.InsertRange(0, CharRope.Create(i.ToString() + " "));
     }
     Assert.AreEqual(b.ToString(), rope.ToString());
 }

		public void TestToArrayAndToStringWithParts()
		{
			string text = BuildLongString(1000);
			Rope<char> rope = new Rope<char>(text);
			
			string textPart = text.Substring(1200, 600);
			char[] arrayPart = textPart.ToCharArray();
			Assert.AreEqual(textPart, rope.ToString(1200, 600));
			Assert.AreEqual(arrayPart, rope.ToArray(1200, 600));
			
			Rope<char> partialRope = rope.GetRange(1200, 600);
			Assert.AreEqual(textPart, partialRope.ToString());
			Assert.AreEqual(arrayPart, partialRope.ToArray());
		}

        /// <summary>
        /// Create a new text document with the specified initial text.
        /// </summary>
        public TextDocument(IEnumerable<char> initialText)
        {
            if (initialText == null)
              throw new ArgumentNullException("initialText");
              rope = new Rope<char>(initialText);
              lineTree = new DocumentLineTree(this);
              lineManager = new LineManager(lineTree, this);
              lineTrackers.CollectionChanged += delegate {
              lineManager.UpdateListOfLineTrackers();
              };

              anchorTree = new TextAnchorTree(this);
              undoStack = new UndoStack();
              FireChangeEvents();
        }

        public ConcateRope(Rope left, Rope right)
        {
            if (left == null) throw new ArgumentNullException("left");
            if (right == null) throw new ArgumentNullException("right");

            _depth = Math.Max(GetDepth(left), GetDepth(right)) + 1;
            if (_depth > MaxDepth) {
                throw new ArgumentException(
                    String.Format("The result tree of rope cannot be over {0} in depth.", MaxDepth));
            }

            _left = left;
            _right = right;
            _length = left.Length + right.Length;
        }

 public void ConcatenateSmallRopesByInsertionInMiddle()
 {
     StringBuilder b = new StringBuilder();
     Rope<char> rope = new Rope<char>();
     for (int i = 1; i <= 1000; i++) {
         b.Append(i.ToString("d3"));
         b.Append(' ');
     }
     int middle = 0;
     for (int i = 1; i <= 500; i++) {
         rope.InsertRange(middle, CharRope.Create(i.ToString("d3") + " "));
         middle += 4;
         rope.InsertRange(middle, CharRope.Create((1001-i).ToString("d3") + " "));
     }
     Assert.AreEqual(b.ToString(), rope.ToString());
 }

        /// <summary>
        /// Creates a new RopeTextReader.
        /// Internally, this method creates a Clone of the rope; so the text reader will always read through the old
        /// version of the rope if it is modified. <seealso cref="Rope{T}.Clone()"/>
        /// </summary>
        public RopeTextReader(Rope<char> rope)
        {
            if (rope == null)
                throw new ArgumentNullException("rope");

            // We force the user to iterate through a clone of the rope to keep the API contract of RopeTextReader simple
            // (what happens when a rope is modified while iterating through it?)
            rope.root.Publish();

            // special case for the empty rope:
            // leave currentNode initialized to null (RopeTextReader doesn't support empty nodes)
            if (rope.Length != 0) {
                currentNode = rope.root;
                GoToLeftMostLeaf();
            }
        }

		/// <summary>
		/// Creates a new RopeTextSource.
		/// </summary>
		public RopeTextSource(Rope<char> rope)
		{
			if (rope == null)
				throw new ArgumentNullException("rope");
			this.rope = rope;
		}

		public void ConcatenateStringToRopeBackwards()
		{
			StringBuilder b = new StringBuilder();
			Rope<char> rope = new Rope<char>();
			for (int i = 1; i <= 1000; i++) {
				b.Append(i.ToString());
				b.Append(' ');
			}
			for (int i = 1000; i >= 1; i--) {
				rope.Insert(0, ' ');
				rope.InsertText(0, i.ToString());
			}
			Assert.AreEqual(b.ToString(), rope.ToString());
		}

		public void ConcatenateStringToRopeByInsertionInMiddle()
		{
			StringBuilder b = new StringBuilder();
			Rope<char> rope = new Rope<char>();
			for (int i = 1; i <= 998; i++) {
				b.Append(i.ToString("d3"));
				b.Append(' ');
			}
			int middle = 0;
			for (int i = 1; i <= 499; i++) {
				rope.InsertText(middle, i.ToString("d3"));
				middle += 3;
				rope.Insert(middle, ' ');
				middle++;
				rope.InsertText(middle, (999-i).ToString("d3"));
				rope.Insert(middle + 3, ' ');
			}
			Assert.AreEqual(b.ToString(), rope.ToString());
		}

 public RopeController(ServerPlayer player)
 {
     m_player = player;
     m_rope = null;
 }