private void Init(int x, int y)
{
Game1 game = Game1.GetInstance();
this.x = x;
this.y = y;
texture = game.Content.Load<Texture2D>("Misc/node");
this.c = Color.Red;
this.onConnectionsCreatedListeners += this.OnConnectionsCreated;
PathfindingNodeManager.GetInstance().AddNode(this);
}