public UiDialogHandle ShowModalPrefab(GameObject prefab, object param = null,
ShowModalOption option = ShowModalOption.BlackCurtain)
{
_logger.InfoFormat("ShowModalPrefab({0})", prefab.name);
var dialogGo = UiHelper.AddChild(_dialogRoot.gameObject, prefab);
var dialog = dialogGo.GetComponent <UiDialog>();
return(ShowModalInternal(dialog, true, param, option));
}
public UiDialogHandle ShowModalTemplate(GameObject gameObject, object param = null,
ShowModalOption option = ShowModalOption.BlackCurtain)
{
_logger.InfoFormat("ShowModalTemplate({0})", gameObject.transform.name);
var dialogGo = UiHelper.AddChild(_dialogRoot.gameObject, gameObject);
dialogGo.SetActive(true);
var dialog = dialogGo.GetComponent <UiDialog>();
return(ShowModalInternal(dialog, true, param, option));
}
public UiDialogHandle ShowModal <T>(T dialog, object param = null,
ShowModalOption option = ShowModalOption.BlackCurtain)
where T : UiDialog
{
_logger.InfoFormat("ShowModal({0})", dialog.GetType().Name);
if (dialog.gameObject.activeSelf)
{
_logger.InfoFormat("Failed to show modal because already shown");
return(null);
}
dialog.gameObject.SetActive(true);
return(ShowModalInternal(dialog, false, param, option));
}
public UiDialogHandle ShowModalRoot <T>(object param = null,
ShowModalOption option = ShowModalOption.BlackCurtain)
where T : UiDialog
{
var dialogGo = FindFromDialogRoot(typeof(T).Name);
if (dialogGo == null)
{
throw new Exception("ShowModalRoot not found: " + typeof(T).Name);
}
var dialog = dialogGo.GetComponent <T>();
if (dialog == null)
{
throw new Exception("ShowModalRoot type mismatched: " + typeof(T).Name);
}
return(ShowModal(dialog, param, option));
}
/// <summary>
/// ********显示窗口的实现方法*******
/// </summary>
/// <param name="dialog">会话框</param>
/// <param name="isTemporary"></param>
/// <param name="param"></param>
/// <param name="option"></param>
/// <returns></returns>
private UiDialogHandle ShowModalInternal(UiDialog dialog, bool isTemporary, object param, ShowModalOption option)
{
// create curtain for blocking input
///<summary>
///背景黑罩
///</summary>
RectTransform curtain = null;
if ((option & ShowModalOption.BlackCurtain) != 0 && _fadingOutBlackCurtain != null)
{
// When there is a curtain fading out, reuse it to reduce flickering
curtain = _fadingOutBlackCurtain;
DOTween.Kill(curtain.GetComponentInChildren <Image>());
_fadingOutBlackCurtain = null;
}
else
{
//curtain为对话框弹出后的背景遮罩 改变背景颜色
curtain = CreateCurtain(new Color(0, 0, 0, 0), _dialogRoot);
}
//SetSiblingIndex->用于设置节点在hierarchy中的层级 如0，1，2，3
//在UI layer中hierarchy中的层级代表了渲染顺序
//渲染层级与父节点统一 SiblingIndex（渲染）
curtain.SetSiblingIndex(dialog.GetComponent <RectTransform>().GetSiblingIndex());
//会话框要比背景后渲染
// unnecessary but it works as workaround for setting sibling index
dialog.GetComponent <RectTransform>().SetSiblingIndex(curtain.GetSiblingIndex() + 1);
if ((option & ShowModalOption.BlackCurtain) != 0)
{
_blackCurtainCount += 1;
var image = curtain.GetComponentInChildren <Image>();
image.DOColor(new Color(0, 0, 0, 0.7f), 0.15f).SetUpdate(true);
}
// fade in dialog
var dialogRt = dialog.GetComponent <RectTransform>();
dialogRt.localScale = Vector3.one * 1.1f;
dialogRt.DOScale(Vector3.one, 0.2f).SetEase(Ease.OutCubic).SetUpdate(true);
var dialogCg = dialog.GetComponent <CanvasGroup>();
dialogCg.alpha = 0.2f;
//渐变
dialogCg.DOFade(1f, 0.2f).SetEase(Ease.OutCubic).SetUpdate(true);
// create handle and register to modals
var handle = new UiDialogHandle
{
Dialog = dialog,
Visible = true
};
_modals.Add(new ModalEntity
{
Handle = handle,
IsTemporary = isTemporary,
Curtain = curtain,
Option = option
});
dialog.OnShow(param);
return(handle);
}
