public void Update(Actor caller)
{
if (CycleCount < 120)
{
++CycleCount;
caller.StopMovement();
switch (direction)
{
case 0:
caller.MoveDown();
break;
case 1:
caller.MoveLeft();
break;
case 2:
caller.MoveRight();
break;
case 3:
caller.MoveUp();
break;
}
}
else if (PauseCount < 60)
{
++PauseCount;
caller.StopMovement();
}
else
{
CycleCount = 0;
PauseCount = 0;
direction = rand.Next(0, 3);
}
}
public void Update(Actor caller)
{
if (caller.Target != null)
{
Vector2 callerPos = caller.AbsolutePosition;
Vector2 targetPos = caller.Target.AbsolutePosition;
caller.Rotation = MathFunctions.AngleBetweenPositions(callerPos, targetPos);
}
}
public void SetTarget(Actor caller)
{
if (InputHelper.LeftMouseDown())
{
Vector2 screenPos = InputHelper.MousePositionAsVector;
Vector2 cameraPos = GameScreens.TestLevel.SceneGraph.Camera.Position;
Vector2 worldPos = screenPos + cameraPos;
List<GameObject> targets = GameScreens.TestLevel.SceneGraph.GetObjectsAtWorldPosition(new Point((int)worldPos.X, (int)worldPos.Y));
if (targets.Count != 0)
{
caller.Target = targets[0];
}
else
{
caller.Target = null;
}
}
}
public void FireLaser(Actor caller)
{
//TODO: This cast shouldn't be done twice per frame
SpaceShip ship = caller as SpaceShip;
if (InputHelper.KeyPressed(Keys.Space))
{
foreach (Weapon weapon in ship.Weapons)
{
weapon.BeginFire();
}
}
if (InputHelper.KeyReleased(Keys.Space))
{
foreach (Weapon weapon in ship.Weapons)
{
weapon.EndFire();
}
}
}
public void CalculateThrust(Actor caller)
{
SpaceShip ship = caller as SpaceShip;
if (InputHelper.KeyDown(Keys.W))
{
ship.ApplyThrust(-Vector2.UnitY);
}
else if (InputHelper.KeyDown(Keys.S))
{
ship.ApplyThrust(Vector2.UnitY);
}
if (InputHelper.KeyDown(Keys.A))
{
ship.ApplyThrust(-Vector2.UnitX);
}
else if (InputHelper.KeyDown(Keys.D))
{
ship.ApplyThrust(Vector2.UnitX);
}
}
public void Update(Actor caller)
{
caller.StopMovement();
if (InputHelper.KeyDown(Keys.W))
{
caller.MoveUp();
}
else if (InputHelper.KeyDown(Keys.S))
{
caller.MoveDown();
}
if (InputHelper.KeyDown(Keys.A))
{
caller.MoveLeft();
}
else if (InputHelper.KeyDown(Keys.D))
{
caller.MoveRight();
}
}
public void Update(Actor caller)
{
if (InputHelper.KeyDown(Keys.R))
{
caller.Position = new Vector2(500, 500);
}
SetTarget(caller);
FireLaser(caller);
CalculateThrust(caller);
}