public void ViewDragListener_MovesView()
{
Action <EventBase> listener = a => {};
eventManMock.Setup(m =>
m.AddListener <ViewDragEvent>(It.IsNotNull <Action <EventBase> >()))
.Callback <Action <EventBase> >(a => listener = a);
windowMock.SetupGet(m => m.Size).Returns(new Vector2u(1, 1));
renderManager.Initialize();
renderManager.PostInitialize();
var @event = new ViewDragEvent {
Delta = new Vector2(.5f, .5f)
};
var expected = renderManager.View.Size * .5f; // expect view to move by 50% of size
listener(@event);
Assert.AreEqual(expected, renderManager.View.Center);
eventManMock.VerifyAll();
windowMock.VerifyAll();
}
private void HandleMouseMoved(object sender, MouseMoveEventArgs args)
{
if (!m_buttonStates[ViewDragButton])
{
return;
}
var position = new Vector2i(args.X, args.Y);
var deltaPosition = m_mousePos - position;
var @event = new ViewDragEvent
{
Delta = new Vector2
{
X = (float)deltaPosition.X / m_window.Size.X,
Y = (float)deltaPosition.Y / m_window.Size.Y
}
};
m_eventManager.QueueEvent(@event);
// update the position
m_mousePos = position;
}