hellbound/Assets/Sources/Feel/MMTools/Tools/MMHelpers/MMFade.cs

129 lines
3.1 KiB
C#

using UnityEngine;
using UnityEngine.UI;
using System.Collections;
using System;
namespace MoreMountains.Tools
{
/// <summary>
/// Fade helpers
/// </summary>
public static class MMFade
{
/// <summary>
/// Fades the specified image to the target opacity and duration.
/// </summary>
/// <param name="target">Target.</param>
/// <param name="opacity">Opacity.</param>
/// <param name="duration">Duration.</param>
public static IEnumerator FadeImage(Image target, float duration, Color color)
{
if (target==null)
yield break;
float alpha = target.color.a;
for (float t = 0.0f; t < 1.0f; t += Time.deltaTime / duration)
{
if (target==null)
yield break;
Color newColor = new Color(color.r, color.g, color.b, Mathf.SmoothStep(alpha,color.a,t));
target.color=newColor;
yield return null;
}
target.color=color;
}
/// <summary>
/// Fades the specified image to the target opacity and duration.
/// </summary>
/// <param name="target">Target.</param>
/// <param name="opacity">Opacity.</param>
/// <param name="duration">Duration.</param>
public static IEnumerator FadeText(Text target, float duration, Color color)
{
if (target==null)
yield break;
float alpha = target.color.a;
for (float t = 0.0f; t < 1.0f; t += Time.deltaTime / duration)
{
if (target==null)
yield break;
Color newColor = new Color(color.r, color.g, color.b, Mathf.SmoothStep(alpha,color.a,t));
target.color=newColor;
yield return null;
}
target.color=color;
}
/// <summary>
/// Fades the specified image to the target opacity and duration.
/// </summary>
/// <param name="target">Target.</param>
/// <param name="opacity">Opacity.</param>
/// <param name="duration">Duration.</param>
public static IEnumerator FadeSprite(SpriteRenderer target, float duration, Color color)
{
if (target==null)
yield break;
float alpha = target.material.color.a;
float t=0f;
while (t<1.0f)
{
if (target==null)
yield break;
Color newColor = new Color(color.r, color.g, color.b, Mathf.SmoothStep(alpha,color.a,t));
target.material.color=newColor;
t += Time.deltaTime / duration;
yield return null;
}
Color finalColor = new Color(color.r, color.g, color.b, Mathf.SmoothStep(alpha,color.a,t));
if (target != null)
{
target.material.color=finalColor;
}
}
public static IEnumerator FadeCanvasGroup(CanvasGroup target, float duration, float targetAlpha, bool unscaled = true)
{
if (target==null)
yield break;
float currentAlpha = target.alpha;
float t=0f;
while (t<1.0f)
{
if (target==null)
yield break;
float newAlpha = Mathf.SmoothStep(currentAlpha,targetAlpha,t);
target.alpha=newAlpha;
if (unscaled)
{
t += Time.unscaledDeltaTime / duration;
}
else
{
t += Time.deltaTime / duration;
}
yield return null;
}
target.alpha=targetAlpha;
}
}
}