/// <summary>
/// Get an transition based on it's kind.
/// It will new the transition if it hasn't been used yet.
/// This will also call the Reset from BaseTransition
/// </summary>
/// <param name="kind">The kind of transition</param>
/// <returns>An resetted transition based on the kind</returns>
public static BaseTransition GetTransition(TransitionKind kind)
{
if (transitions == null)
{
transitions = new Dictionary <TransitionKind, BaseTransition>();
}
if (!transitions.Keys.Contains <TransitionKind>(kind))
{
switch (kind)
{
case TransitionKind.FadeIn:
transitions.Add(kind, new FadeInTransition());
break;
case TransitionKind.FadeOut:
transitions.Add(kind, new FadeOutTransition());
break;
}
}
BaseTransition transition = transitions[kind];
transition.Reset();
return(transition);
}
private ScreenManager()
{
screenStack = new List<BaseScreen>();
transition = new FadeInTransition();
}
/// <summary>
/// Change the current screen.
/// This will load the content of the screen if necessary
/// </summary>
/// <param name="screen">The screen to add to the stack</param>
public void SetScreen(BaseScreen screen)
{
screenStack.Add(screen);
if (!screen.isContentLoaded)
{
Task.Factory.StartNew(() =>
{
this.state = State.Loading;
screen.LoadContent(Game1.Instance.Content);
this.transition = TransitionFactory.GetTransition(screen.transitionKind);
this.transition.Start();
this.state = State.Transitioning;
});
}
}