/// <summary>
/// 将上下文入栈，但是会受到<see cref="AbsContent.Priority"/>的优先级限制
/// </summary>
/// <param name="content"></param>
private void PushStack([NotNull] AbsContent content)
{
//如果有覆盖层则剔除这个层
if (content.Priority == UIContentType.OverView.ValueToInt() &&
(GetUICamera().cullingMask | GetOutUILayer()) == GetUICamera().cullingMask)
{
GetUICamera().cullingMask ^= GetOutUILayer();
}
if (_stack.Count <= 0)
{
_stack.Add(content);
return;
}
for (int i = _stack.Count - 1; i >= 0; i--)
{
if (_stack[i].Priority <= content.Priority)
{
if (i == _stack.Count - 1)
{
_stack.Add(content);
}
else
{
_stack.Insert(i + 1, content);
}
return;
}
}
_stack.Insert(0, content);
}
private void PopStack([NotNull] AbsContent content)
{
_stack.Remove(content);
//如果没有覆盖层则增加显示剔除层
if (content.Priority == UIContentType.OverView.ValueToInt())
{
if (_stack.Find(c => c.Priority == UIContentType.OverView.ValueToInt()) == null &&
(GetUICamera().cullingMask | GetOutUILayer()) != GetUICamera().cullingMask)
{
GetUICamera().cullingMask ^= GetOutUILayer();
}
}
}
protected override void PlayEnterAnim(AbsContent content, Action <AbsContent> end)
{
gameObject.SetActive(true);
_animation.clip = _animation.GetClip(displayAnimName);
_animation.Play();
if (_waitForSeconds != null)
{
StopCoroutine(_waitForSeconds);
}
_waitForSeconds = StartCoroutine(WaitForSeconds(_animation.GetClip(displayAnimName).length,
() =>
{
_waitForSeconds = null;
end?.Invoke(content);
}
)
);
}
protected override void PlayExitAnim(AbsContent content, Action <AbsContent> end)
{
if (!gameObject.activeInHierarchy)
{
return;
}
_animation.Play(disableAnimName);
if (_waitForSeconds != null)
{
StopCoroutine(_waitForSeconds);
}
_waitForSeconds = StartCoroutine(WaitForSeconds(_animation.GetClip(disableAnimName).length,
() =>
{
end?.Invoke(content);
gameObject.SetActive(false);
_waitForSeconds = null;
}
)
);
}
/// <summary>
/// 禁用视图，可被强制禁用函数<see cref="ForcedDisable"/>截断，导致禁用时不执行
/// </summary>
/// <param name="content"></param>
public void Disable([CanBeNull] AbsContent content = null)
{
_content = content;
PlayExitAnim(content, ExitAnimEnd);
}
/// <summary>
/// 强制禁用时调用，比如两个同视图的上下文在一起，上面的上下文Disable时会调用这个函数，而不是Disable
/// </summary>
/// <param name="content"></param>
public virtual void ForcedDisable([NotNull] AbsContent content)
{
_content = content;
}
/// <summary>
/// 覆盖在自己上面的视图被Disable后，调用
/// </summary>
/// <param name="content"></param>
public virtual void Resume([NotNull] AbsContent content)
{
_content = content;
}
/// <summary>
/// 当有视图覆盖到此视图上时调用，如果展示窗口时优先级没能在第一个，则会立即调用此函数
/// </summary>
/// <param name="content"></param>
public virtual void Pause([NotNull] AbsContent content)
{
_content = content;
}
/// <summary>
/// 进入动画结束时调用
/// </summary>
/// <param name="content"></param>
public virtual void EnterAnimEnd([NotNull] AbsContent content)
{
}
/// <summary>
/// 播放进入的动画，可重写动画
/// </summary>
/// <param name="content"></param>
/// <param name="end">动画结束的回调</param>
protected virtual void PlayEnterAnim([NotNull] AbsContent content, Action <AbsContent> end)
{
gameObject.SetActive(true);
end?.Invoke(content);
}
/// <summary>
/// 展示窗口
/// </summary>
/// <param name="content"></param>
public void Display([NotNull] AbsContent content)
{
_content = content;
PlayEnterAnim(content, EnterAnimEnd);
}
/// <summary>
/// 退出动画结束后调用
/// </summary>
/// <param name="content"></param>
public virtual void ExitAnimEnd([CanBeNull] AbsContent content = null)
{
}
/// <summary>
/// 播放退出动画
/// </summary>
/// <param name="content"></param>
/// <param name="end"></param>
protected virtual void PlayExitAnim([CanBeNull] AbsContent content, Action <AbsContent> end)
{
gameObject.SetActive(false);
end?.Invoke(content);
}