/// <summary>
/// 判断变量格式是否正确，并赋值给`variable`。
/// `isExist`: 指定变量在使用之前，是否存在。
/// </summary>
/// <param name="varStr"></param>
/// <param name="isExist"></param>
/// <param name="variable"></param>
/// <param name="error"></param>
/// <returns></returns>
protected bool IsMatchVar(string varStr, bool isExist, ref string variable, out string error)
{
if (!RegexUtility.IsMatchVariable(varStr))
{
error = GetMatchVariableErrorString(varStr);
return(false);
}
if (ScenarioBlackboard.Contains(varStr) != isExist)
{
error = GetVariableExistErrorString(varStr, !isExist);
return(false);
}
variable = varStr;
error = null;
return(true);
}
/// <summary>
/// 如果是数字，直接赋值；如果是变量，就获取变量
/// </summary>
/// <param name="numOrVar"></param>
/// <param name="value"></param>
/// <param name="error"></param>
/// <returns></returns>
protected bool ParseOrGetVarValue(string numOrVar, ref int value, out string error)
{
if (!int.TryParse(numOrVar, out value))
{
if (!RegexUtility.IsMatchVariable(numOrVar))
{
error = GetMatchVariableErrorString(numOrVar);
return(false);
}
if (!ScenarioBlackboard.TryGet(numOrVar, out value))
{
error = GetVariableExistErrorString(numOrVar, false);
return(false);
}
}
error = null;
return(true);
}
protected override ActionStatus Run(IGameAction gameAction, IScenarioContent content, MenuArgs args, out string error)
{
ScenarioAction action;
if (!ParseAction <ScenarioAction>(gameAction, out action, out error))
{
return(ActionStatus.Error);
}
// 重置变量为-1
ScenarioBlackboard.Set(args.menuName, -1);
// 打开UI
UIMenuPanel panel = UIManager.views.OpenView <UIMenuPanel>(UINames.k_UIMenuPanel, false);
// 设置选项并传入选择后的处理方法
if (!panel.SetOptions(args.options, selected =>
{
// 选择完成后的处理
// 关闭菜单UI
UIManager.views.CloseView(UINames.k_UIMenuPanel);
// 设置选择的按钮
ScenarioBlackboard.Set(args.menuName, selected);
// 继续剧本
action.MenuDone();
}))
{
error = string.Format(
"{0} ParseArgs error: set menu options error.",
typeName);
return(ActionStatus.Error);
}
error = null;
return(ActionStatus.WaitMenuOption);
}