private void CheckForCollision(IMoveableBody c, Rectangle s)
{
if (IsTouchingRight(c, s))
{
float distanceX = c.Rectangle.Left - s.Right;
c.Velocity = new Vector2(-distanceX, c.Velocity.Y);
//c.Velocity = new Vector2(0, c.Velocity.Y);
//c.Position = new Vector2(c.Position.X - distanceX, c.Position.Y);
}
else if (IsTouchingLeft(c, s))
{
float distanceX = s.Left - c.Rectangle.Right;
c.Velocity = new Vector2(distanceX, c.Velocity.Y);
//c.Velocity = new Vector2(0, c.Velocity.Y);
//c.Position = new Vector2(c.Position.X + distanceX, c.Position.Y);
}
if (IsTouchingBottom(c, s))
{
float distanceY = c.Rectangle.Top - s.Bottom;
c.Velocity = new Vector2(c.Velocity.X, -distanceY);
//c.Velocity = new Vector2(c.Velocity.X, 0);
//c.Position = new Vector2(c.Position.X, c.Position.Y - distanceY);
}
if (IsTouchingTop(c, s))
{
float distanceY = s.Top - c.Rectangle.Bottom;
c.Velocity = new Vector2(c.Velocity.X, distanceY);
//c.Velocity = new Vector2(c.Velocity.X, 0);
//c.Position = new Vector2(c.Position.X, c.Position.Y + distanceY);
}
}
private bool IsTouchingBottom(IMoveableBody c, Rectangle r)
{
return(c.Rectangle.Top + c.Velocity.Y < r.Bottom &&
c.Rectangle.Bottom > r.Bottom &&
c.Rectangle.Right > r.Left &&
c.Rectangle.Left < r.Right);
}
private bool IsTouchingRight(IMoveableBody c, Rectangle r)
{
return(c.Rectangle.Left + c.Velocity.X < r.Right &&
c.Rectangle.Right > r.Right &&
c.Rectangle.Bottom > r.Top &&
c.Rectangle.Top < r.Bottom);
}
private bool IsTouchingTop(IMoveableBody c, Rectangle r)
{
return(c.Rectangle.Bottom + c.Velocity.Y > r.Top &&
c.Rectangle.Top < r.Top &&
c.Rectangle.Right > r.Left &&
c.Rectangle.Left < r.Right);
}
private void CheckForCollisionAndLoseHeart(IMoveableBody c, Rectangle s)
{
bool touchingAnything = false;
if (IsTouchingRight(c, s))
{
float distanceX = c.Rectangle.Left - s.Right;
c.Velocity = new Vector2(-distanceX, c.Velocity.Y);
touchingAnything = true;
}
else if (IsTouchingLeft(c, s))
{
float distanceX = s.Left - c.Rectangle.Right;
c.Velocity = new Vector2(distanceX, c.Velocity.Y);
touchingAnything = true;
}
if (IsTouchingBottom(c, s))
{
float distanceY = c.Rectangle.Top - s.Bottom;
c.Velocity = new Vector2(c.Velocity.X, -distanceY);
touchingAnything = true;
}
if (IsTouchingTop(c, s))
{
float distanceY = s.Top - c.Rectangle.Bottom;
c.Velocity = new Vector2(c.Velocity.X, distanceY);
touchingAnything = true;
}
if (touchingAnything)
{
c.LoseHeart();
}
}
public void DeleteBody(IMoveableBody c)
{
if (moveableBodies.Contains(c))
{
moveableBodies.Remove(c);
}
else
{
throw new ArgumentException("Body not found");
}
}
private void UpdateBodyState(IMoveableBody c)
{
if (c.MoveableBodyState == MoveableBodyStates.Attacking)
{
return;
}
if (c.Velocity.X > 0 && c.Velocity.Y != 0)
{
c.MoveableBodyState = MoveableBodyStates.InAirRight;
}
else if (c.Velocity.X < 0 && c.Velocity.Y != 0)
{
c.MoveableBodyState = MoveableBodyStates.InAirLeft;
}
else if (c.Velocity.Y != 0)
{
c.MoveableBodyState = MoveableBodyStates.InAir;
}
else if (c.Velocity.X > 0)
{
if (CollisionManager.InAir(c))
{
c.MoveableBodyState = MoveableBodyStates.InAirRight;
}
else if (c.MoveableBodyState != MoveableBodyStates.Attacking)
{
c.MoveableBodyState = MoveableBodyStates.WalkRight;
}
}
else if (c.Velocity.X < 0)
{
if (CollisionManager.InAir(c))
{
c.MoveableBodyState = MoveableBodyStates.InAirLeft;
}
else if (c.MoveableBodyState != MoveableBodyStates.Attacking)
{
c.MoveableBodyState = MoveableBodyStates.WalkLeft;
}
}
else
{
if (CollisionManager.InAir(c))
{
c.MoveableBodyState = MoveableBodyStates.InAir;
}
else
{
c.MoveableBodyState = MoveableBodyStates.Idle;
}
}
}
private void MoveBody(IMoveableBody c)
{
c.Position += c.Velocity;
if (c.Velocity.X > 0)
{
c.Velocity = new Vector2(c.Velocity.X - 1f, c.Velocity.Y);
if (c.Velocity.X < 0)
{
c.Velocity = new Vector2(0, c.Velocity.Y);
}
}
else if (c.Velocity.X < 0)
{
c.Velocity = new Vector2(c.Velocity.X + 1f, c.Velocity.Y);
if (c.Velocity.X > 0)
{
c.Velocity = new Vector2(0, c.Velocity.Y);
}
}
}
public bool InAir(IMoveableBody c)
{
Rectangle collidableEnlarged = new Rectangle(
(int)c.Position.X,
(int)c.Position.Y,
(int)c.Size.X,
(int)c.Size.Y + 1);
foreach (var s in staticBodies)
{
if (collidableEnlarged.Intersects(s))
{
return(false);
}
}
foreach (var spike in staticSpikes)
{
if (collidableEnlarged.Intersects(spike))
{
return(false);
}
}
return(true);
}
private bool CheckForCollision(IMoveableBody c, IMoveableBody c2)
{
return(c.Rectangle.Intersects(c2.Rectangle));
}
public void AddMoveableBody(IMoveableBody c)
{
moveableBodies.Add(c);
}
private void ApplyDownForce(IMoveableBody c, float downForce)
{
c.Velocity = new Vector2(c.Velocity.X, c.Velocity.Y + downForce);
}
