/// <summary>
/// Show a particular menu screen
/// </summary>
/// <param name="screen">The screen to show</param>
/// <param name="fade">The transition time.</param>
/// <param name="callback">A Callback function to call once the transition is complete</param>
public void ShowScreen(MenuScreen screen, float fade = 0.5f, SimpleTween.Callback callback = null)
{
if (screen == null)
{
Debug.LogWarning("Attempting to show null Menu Screen");
return;
}
MenuScreen currentScreen = CurrentScreen;
// add the new screen to the history
screenHistory.Push(screen);
// hide the current screen before showing the new one
if (currentScreen != null)
{
currentScreen.Hide(fade, MenuScreen.TransitionDirection.Forward, () => {
screen.Show(fade, MenuScreen.TransitionDirection.Forward, callback);
});
}
else
{
screen.Show(fade, MenuScreen.TransitionDirection.Forward, callback);
}
}
/// <summary>
/// Exits all of the menus without going back through the history
/// </summary>
/// <param name="fade">Transition time</param>
/// <param name="callback">Callback function to call when the transition is complete</param>
public void ExitAll(float fade = 0.5f, SimpleTween.Callback callback = null)
{
if (screenHistory.Count == 0)
{
return;
}
// hide the current menu screen
MenuScreen currentScreen = screenHistory.Pop();
currentScreen.Hide(fade, MenuScreen.TransitionDirection.Back, callback);
// clear the history, since we have now completely exited the menus.
screenHistory.Clear();
}
/// <summary>
/// Return to the previous menu screen in the history
/// </summary>
/// <param name="fade">Transition time</param>
/// <param name="callback">Callback funtion to call when the transition is complete</param>
public void GoBack(float fade = 0.5f, SimpleTween.Callback callback = null)
{
if (screenHistory.Count == 0)
{
return;
}
MenuScreen currentScreen = screenHistory.Pop();
MenuScreen prevScreen = screenHistory.Count == 0 ? null : screenHistory.Peek();
// hide the current screen and then show the previous screen (if there is one).
if (prevScreen != null)
{
currentScreen.Hide(fade, MenuScreen.TransitionDirection.Back, () => {
prevScreen.Show(fade, MenuScreen.TransitionDirection.Back, callback);
});
}
else
{
currentScreen.Hide(fade, MenuScreen.TransitionDirection.Back, callback);
}
}
public override void Show(float fade, TransitionDirection direction, SimpleTween.Callback callback)
{
availableFunds.text = GameManager.TotalCredits.ToString();
base.Show(fade, direction, callback);
}
