// increments movement toward direction
public void UpdatePosition(){
// moves head
var head = Body[0];
switch (CardinalDirection){
case EDirection.North:
Body[0] -= new Vector2D(0, 1);
break;
case EDirection.South:
Body[0] += new Vector2D(0, 1);
break;
case EDirection.East:
Body[0] += new Vector2D(1, 0);
break;
case EDirection.West:
Body[0] -= new Vector2D(1, 0);
break;
}
// moves body after head, caterpillar style
for (int i = 1; i < Body.Count; i++){
Vector2D oldPos = Body[i];
Body[i] = head;
head = oldPos;
}
}
public Snake(Vector2D startPosition, int playerCount){
Id = playerCount;
_t2 = new Stopwatch();
for (int i = 0; i < 4; i++) {
Body.Add(new Vector2D(startPosition));
}
CardinalDirection = EDirection.South;
}
public Apple(Vector2D startPosition) {
Body.Add(new Vector2D(startPosition));
}
public Apple(Vector2D startPosition, int points) {
Body.Add(new Vector2D(startPosition));
Points = points;
}
