public ScreenManager()
{
screens = new Dictionary<String, BaseScreen>();
transitionIn = false;
current = null;
next = null;
}
/// <summary>
/// Transition to a new screen
/// </summary>
/// <param name="name">Name of the next screen</param>
public void Transition(String name)
{
BaseScreen get = null;
screens.TryGetValue(name, out get);
if (get == null)
{
return;
}
if (current != null)
{
next = get;
transitionOut = true;
transInVariable = 0.0f;
transOutVariable = 0.0f;
}
else
{
current = get;
transitionOut = false;
}
}
/// <summary>
/// Adds a new screen to the Dictionary
/// </summary>
/// <param name="name">Name of the screen for referencing</param>
/// <param name="screen">The screen being stored</param>
public void AddScreen(String name, BaseScreen screen)
{
screen.Initialize();
screens.Add(name, screen);
}
/// <summary>
/// Updates the Current Screen or transition
/// </summary>
/// <param name="gameTime"></param>
public void Update(GameTime gameTime)
{
if (current == null)
return;
// Transition to next screen
if (transitionOut)
{
MediaPlayer.Stop();
switch (current.TransitionOut)
{
case TransitionType.Instant:
transitionOut = false;
transitionIn = true;
break;
case TransitionType.Fade:
transOutVariable += ProcessFade(1.0f, gameTime);
if (transOutVariable >= 1.0)
{
transOutVariable = 1.0f;
transitionOut = false;
transitionIn = true;
}
break;
default:
break;
}
if (current.ControlTransOut)
current.Update(gameTime);
}
// Transition from last screen
else if (transitionIn)
{
switch (next.TransitionIn)
{
case TransitionType.Instant:
transInVariable = 0.0f;
transOutVariable = 0.0f;
current = next;
break;
case TransitionType.Fade:
if (transInVariable <= 0.0)
{
current = next;
}
transInVariable += ProcessFade(1.0f, gameTime);
if (transInVariable >= 1.0)
{
transInVariable = 1.0f;
transitionIn = false;
}
break;
default:
transInVariable = 0.0f;
transOutVariable = 0.0f;
current = next;
break;
}
if (current.ControlTransIn)
current.Update(gameTime);
}
// Update current Screen
else
{
current.Update(gameTime);
}
}
/// <summary>
/// Transition to a new screen
/// </summary>
/// <param name="name">Name of the next screen</param>
public void Transition(String name)
{
BaseScreen get = null;
screens.TryGetValue(name, out get);
if (get == null)
return;
if (current != null)
{
next = get;
transitionOut = true;
transInVariable = 0.0f;
transOutVariable = 0.0f;
}
else
{
current = get;
transitionOut = false;
}
}
/// <summary>
/// Adds a new screen to the Dictionary
/// </summary>
/// <param name="name">Name of the screen for referencing</param>
/// <param name="screen">The screen being stored</param>
public void AddScreen(String name, BaseScreen screen)
{
screen.Initialize();
screens.Add(name, screen);
}
/// <summary>
/// Updates the Current Screen or transition
/// </summary>
/// <param name="gameTime"></param>
public void Update(GameTime gameTime)
{
if (current == null)
{
return;
}
// Transition to next screen
if (transitionOut)
{
MediaPlayer.Stop();
switch (current.TransitionOut)
{
case TransitionType.Instant:
transitionOut = false;
transitionIn = true;
break;
case TransitionType.Fade:
transOutVariable += ProcessFade(1.0f, gameTime);
if (transOutVariable >= 1.0)
{
transOutVariable = 1.0f;
transitionOut = false;
transitionIn = true;
}
break;
default:
break;
}
if (current.ControlTransOut)
{
current.Update(gameTime);
}
}
// Transition from last screen
else if (transitionIn)
{
switch (next.TransitionIn)
{
case TransitionType.Instant:
transInVariable = 0.0f;
transOutVariable = 0.0f;
current = next;
break;
case TransitionType.Fade:
if (transInVariable <= 0.0)
{
current = next;
}
transInVariable += ProcessFade(1.0f, gameTime);
if (transInVariable >= 1.0)
{
transInVariable = 1.0f;
transitionIn = false;
}
break;
default:
transInVariable = 0.0f;
transOutVariable = 0.0f;
current = next;
break;
}
if (current.ControlTransIn)
{
current.Update(gameTime);
}
}
// Update current Screen
else
{
current.Update(gameTime);
}
}