请问如何在菜单界面添加一个“抽卡”按钮呢？ - Project1

/*:
* @plugindesc 在主菜单添加选项
* @author Asukalin
*
* @param New Enable
* @desc 是否显示新选项
* @default true
*
* @param New Text
* @desc 新增选项的显示名
* @default 新选项
*
* @param New Event ID
* @desc 点击选项后运行的公共事件的ID
* @default 1
*
* @help
*
* 在主菜单添加一个选项
* 点击后运行指定公共事件
* Version 0.1.0
* Asukalin
*
*
*/
var newText = String(PluginManager.parameters('ASKL_OriginalCommands')['New Text']);
var isNewEnabled = String(PluginManager.parameters('ASKL_OriginalCommands')['New Enable']);
isNewEnabled = eval(isNewEnabled);
var newEventId = Number(PluginManager.parameters('ASKL_OriginalCommands')['New Event ID']);
Window_MenuCommand.prototype.addOriginalCommands = function() {
if (this.needsCommand('newCommand')) {
this.addCommand(newText, 'newCommand', isNewEnabled);
}
};
var _Scene_Menu_prototype_createCommandWindow = Scene_Menu.prototype.createCommandWindow;
Scene_Menu.prototype.createCommandWindow = function() {
_Scene_Menu_prototype_createCommandWindow.call(this);
this._commandWindow.setHandler('newCommand', this.commandNew.bind(this));
};
Scene_Menu.prototype.commandNew = function() {
this.popScene();
$gameTemp.reserveCommonEvent(newEventId);
};

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