private void OnAfterFadeOut()
{
DisableCanvasGroup();
FadeOutCompleted?.Invoke();
fadeOutCoroutine = null;
}
IEnumerator FadeOutRoutine(float fadeOutTime, float alphaMin, float alphaMax)
{
// fade out
for (float elapsedTime = 0f; elapsedTime <= fadeOutTime; elapsedTime += Time.deltaTime)
{
_canvasToFade.alpha = Mathf.Lerp(alphaMax, alphaMin, elapsedTime / fadeOutTime);
yield return(null);
}
_canvasToFade.alpha = alphaMin;
FadeOutCompleted.Invoke();
}
private IEnumerator FadeOut()
{
EnableCanvasGroup();
while (Alpha > 0.01f)
{
Alpha -= 1 * speed * Time.deltaTime;
yield return(null);
}
DisableCanvasGroup();
FadeOutCompleted?.Invoke();
fadeOutCoroutine = null;
}
/// <summary>
/// Manages the fadein/fadeout logic
/// </summary>
/// <param name="elapsed"></param>
public void Update(TimeSpan elapsed)
{
switch (_currentFadeState)
{
case FadeState.FadeIn:
_elapsed += elapsed;
if (_elapsed >= _fadeDuration)
{
_currentFadeState = FadeState.Static;
CurrentAlpha = 1f;
OverlayColor = _originalColor.WithAlpha(CurrentAlpha);
FadeInCompleted?.Invoke(this, EventArgs.Empty);
}
else
{
CurrentAlpha = (float)(_elapsed.TotalSeconds / _fadeDuration.TotalSeconds);
OverlayColor = _originalColor.WithAlpha(CurrentAlpha);
}
break;
case FadeState.FadeOut:
_elapsed += elapsed;
if (_elapsed >= _fadeDuration)
{
_currentFadeState = FadeState.Static;
CurrentAlpha = 0f;
OverlayColor = _originalColor.WithAlpha(CurrentAlpha);
FadeOutCompleted?.Invoke(this, EventArgs.Empty);
}
else
{
CurrentAlpha = 1f - ((float)(_elapsed.TotalSeconds / _fadeDuration.TotalSeconds));
OverlayColor = _originalColor.WithAlpha(CurrentAlpha);
}
break;
}
}
private void OnFadeOutCompleted()
{
FadeOutCompleted?.Invoke();
}