public void TestChangeVectorDirection()
{
double xTo1 = 1.0;
double yTo1 = 1.0;
double xTo2 = 0.0;
double yTo2 = 1.0;
double xTo3 = 1.0;
double yTo3 = 0.0;
double xFrom = 0.0;
double yFrom = 0.0;
VectorMovement testMovement = new VectorMovement(0.0, 1.0);
testMovement.SetDirection(xTo1, yTo1, xFrom, yFrom);
Assert.AreEqual(45.0, testMovement.Direction);
testMovement.SetDirection(xTo2, yTo2, xFrom, yFrom);
Assert.AreEqual(90.0, testMovement.Direction);
testMovement.SetDirection(xTo3, yTo3, xFrom, yFrom);
Assert.AreEqual(0.0, testMovement.Direction);
}
public void TestChangeVectorDirection()
{
double xTo1 = 1.0;
double yTo1 = 1.0;
double xTo2 = 0.0;
double yTo2 = 1.0;
double xTo3 = 1.0;
double yTo3 = 0.0;
double xFrom = 0.0;
double yFrom = 0.0;
VectorMovement testMovement = new VectorMovement(0.0, 1.0);
testMovement.SetDirection(xTo1, yTo1, xFrom, yFrom);
Assert.AreEqual(45.0, testMovement.Direction);
testMovement.SetDirection(xTo2, yTo2, xFrom, yFrom);
Assert.AreEqual(90.0, testMovement.Direction);
testMovement.SetDirection(xTo3, yTo3, xFrom, yFrom);
Assert.AreEqual(0.0, testMovement.Direction);
}
/// <summary>
/// ProcessMovement, overide method, determines item movement.
/// </summary>
public override void ProcessMovement()
{
if (_itemType == ItemType.Star)
{
_vectorMovement.Step();
_vectorMovement.SetDirection(GameObjects.Player.X, GameObjects.Player.Y, X, Y);
X += _vectorMovement.DeltaX;
Y += _vectorMovement.DeltaY;
foreach (HitBox hitBox in HitBoxes)
{
hitBox.X += _vectorMovement.DeltaX;
hitBox.Y += _vectorMovement.DeltaY;
}
}
else
{
_gravMovement.Step();
X += _gravMovement.DeltaX;
Y += _gravMovement.DeltaY;
foreach (HitBox hitBox in HitBoxes)
{
hitBox.X += _gravMovement.DeltaX;
hitBox.Y += _gravMovement.DeltaY;
}
}
}
/// <summary>
/// ProcessMovement Method, steps items through their movement patterns
/// </summary>
public override void ProcessMovement()
{
switch (_flag)
{
case true:
_flagMovement.Step();
_flagMovement.SetDirection(GameObjects.Player.Position, this.Position);
X += _flagMovement.DeltaX;
Y += _flagMovement.DeltaY;
foreach (Bounding hitBox in Hitboxes)
{
hitBox.Offset(_flagMovement.Delta);
}
break;
case false:
_movement.Step();
X += _movement.DeltaX;
Y += _movement.DeltaY;
foreach (Bounding hitBox in Hitboxes)
{
hitBox.Offset(_movement.Delta);
}
break;
}
}
