From ced3d03bdb3ce866d832e03fb212865140905a9a Mon Sep 17 00:00:00 2001
From: Thomas Leyh <leyh.thomas@web.de>
Date: Sun, 24 Jul 2016 08:14:18 +0200
Subject: Add project files.

---
 V3/Quadtree.cs | 87 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 V3/Quadtree.cs

(limited to 'V3/Quadtree.cs')

diff --git a/V3/Quadtree.cs b/V3/Quadtree.cs
new file mode 100644
index 0000000..dfc088f
--- /dev/null
+++ b/V3/Quadtree.cs
@@ -0,0 +1,87 @@
+using System.Collections.Generic;
+using Microsoft.Xna.Framework;
+using Microsoft.Xna.Framework.Content;
+using Microsoft.Xna.Framework.Graphics;
+using V3.Objects;
+
+namespace V3
+{
+    public sealed class Quadtree
+    {
+        private Node mRoot; // The first "Node" of the Quadtree
+        private ContentManager mContentManager;
+        private readonly Point mMaxSize;
+
+        /// <summary>
+        /// Generates Quadtree
+        /// </summary>
+        /// <param name="maxSize">Gives the biggest/first Rectangle of the Quadtree. This should be the sice of the howl map.</param>
+        public Quadtree(Point maxSize)
+        {
+            mRoot = new Node(new Rectangle(new Point(-128, -128), maxSize), null);
+            mMaxSize = maxSize;
+        }
+        
+        /// <summary>
+        /// Updates the Quadtree. This is importent for the movements of the Objects. 
+        /// </summary>
+        public void Update()
+        {
+            mRoot.Update1();
+        }
+
+        /// <summary>
+        /// You call this method if you want to Inster an Object to the Quadtree.
+        /// </summary>
+        /// <param name="item">Type of Creature including their position.</param>
+        public void Insert(IGameObject item)
+        {
+            mRoot.AddtoSubNode(item);
+        }
+
+        /// <summary>
+        /// DMakes the Rectangles of the Quadtree visible.
+        /// </summary>
+        /// <param name="spriteBatch"></param>
+        public void Draw(SpriteBatch spriteBatch)
+        {
+            mRoot.DrawQuadtree(spriteBatch, Texture);
+        }
+
+        public List<IGameObject> GetObjectsInRectangle(Rectangle rectangle)
+        {
+            List<IGameObject> objectList = new List<IGameObject>();
+            return mRoot.GetObjectsInRectangle(rectangle, objectList);
+        }
+
+        /// <summary>
+        /// Deletes an Object out of the Quadtree.
+        /// </summary>
+        /// <param name="item">Type of Creature including their position.</param>
+        public void RemoveItem(IGameObject item)
+        {
+            mRoot.Delete(item);
+        }
+
+        /// <summary>
+        /// Loads the content to draw the Rectangels of the Quadtree.
+        /// </summary>
+        /// <param name="contentManager"></param>
+        public void LoadContent(ContentManager contentManager)
+        {
+            mContentManager = contentManager;
+            Texture = mContentManager.Load<Texture2D>("Sprites/WhiteRectangle");
+        }
+
+        /// <summary>
+        /// Deletes all elements from the quadtree.
+        /// </summary>
+        public void Clear()
+        {
+            mRoot?.Clear();
+            mRoot = new Node(new Rectangle(new Point(-50, -50), mMaxSize), null);
+        }
+
+        private Texture2D Texture { get; set; }
+    }
+}
-- 
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