public void CheckWallCollisions(Map map, Character c)
        {
            Rectangle charRect = new Rectangle((int)c.WorldPosition.X, (int)c.WorldPosition.Y, 32, 32);

            for (int y = 0; y < map.Height; y++)
            {
                for (int x = 0; x < map.Width; x++)
                {
                    Tile tile = map.getTile(x,y);

                    if (tile.type == 2 && c.Collision.Intersects(tile.GetTileBounds()))
                    {
                        if (c.WorldPosition.X < tile.worldPosition.X + 32)
                        {
                            c.worldPosition.X -= c.velocity.X;
                            c.velocity.X = 0;
                        }
                        if (c.WorldPosition.X + 32 > tile.worldPosition.X)
                        {
                            c.worldPosition.X += c.velocity.X;
                            c.velocity.X = 0;
                        }

                        if (c.WorldPosition.Y < tile.worldPosition.Y + 32)
                        {
                            c.worldPosition.Y -= c.velocity.Y;
                            c.velocity.Y = 0;
                        }
                        if (c.WorldPosition.Y + 32 > tile.worldPosition.Y)
                        {
                            c.worldPosition.Y += c.velocity.Y;
                            c.velocity.Y = 0;
                        }
                    }
                }
            }
        }
        public static void SaveMap(string mapName, Map map)
        {
            // test out save file dialog

            // 0 is grass
            // 1 is rock
            // 2 is water
            List<Tile> tiles = new List<Tile>();

            for (int y = 0; y < map.Height; y++)
            {
                for (int x = 0; x < map.Width; x++)
                {
                    tiles.Add(map.getTile(x, y));
                }
            }

            // save map with xml
            using (StringWriter str = new StringWriter())
            using (XmlTextWriter xml = new XmlTextWriter(mapName + ".xml", Encoding.UTF8))
            {
                xml.Formatting = Formatting.Indented;

                xml.WriteStartDocument();

                    xml.WriteStartElement("map");

                    xml.WriteElementString("Name", map.name);

                        xml.WriteStartElement("dimensions");
                            xml.WriteElementString("height", map.Height.ToString());
                            xml.WriteElementString("width", map.Width.ToString());
                        xml.WriteEndElement();

                        xml.WriteStartElement("tiles");

                            foreach (Tile tile in tiles)
                            {
                                xml.WriteStartElement("tile");
                                    xml.WriteElementString("type", tile.type.ToString());
                                xml.WriteEndElement();
                            }

                        xml.WriteEndElement();

                    xml.WriteEndElement();

                xml.WriteEndDocument();
            }
        }