/// <summary>
/// Shows the effect.
/// </summary>
/// <returns>The effect.</returns>
/// <param name="efxName">Efx name.</param>
/// <param name="parent">Parent. 如果为空则使用mEffectCfg的节点</param>
/// <param name="aliveTime">Alive time. 如果为0，则一直显示直到StopEffect或者HideEffect. aliveTime大于0的特效无法通过stop或者hide关闭</param>
/// <param name="initOrderDiff">首次显示时，相对父级canvas的sorting order差。如果预设中已经设置SyncRenderSortingOrderWithCanvas， 则该值无效。</param>
public GameObject ShowEffect(string efxName, Transform parent = null, float aliveTime = 0, int initOrderDiff = 1)
{
if (mEffectCfg == null)
{
return(null);
}
if (mEffects.ContainsKey(efxName))
{
var go = mEffects [efxName];
if (go != null)
{
if (aliveTime > 0)
{
mEffects.Remove(efxName);
AutoHide autoHide = go.GetComponent <AutoHide> (true);
autoHide.playTime = aliveTime;
}
go.SetActive(false);
go.SetActive(true);
return(go);
}
else
{
mEffects.Remove(efxName);
}
}
if (parent == null)
{
parent = mEffectCfg.transform;
}
GameObject efxGo = mEffectCfg.ShowEffect(efxName, parent);
if (efxGo == null)
{
return(null);
}
InitEfxSortingOrderDiff(efxGo, initOrderDiff);
if (aliveTime > 0)
{
AutoHide autoHide = efxGo.GetComponent <AutoHide> (true);
autoHide.playTime = aliveTime;
}
else
{
mEffects.Add(efxName, efxGo);
}
return(efxGo);
}
