修复代码错误；修复属性查询无时间轴情况下也能查询的问题；修复工具栏定位错误的问题

src/app/OlMap/MapComponent.tsx

@@ -104,7 +104,7 @@ const MapComponent: React.FC<MapComponentProps> = ({ children }) => {
 
   const [map, setMap] = useState<OlMap>();
   // currentCalData 用于存储当前计算结果
-  const [currentTime, setCurrentTime] = useState<number>(0);
+  const [currentTime, setCurrentTime] = useState<number>(-1); // 默认-1表示未选择时间
   const [selectedDate, setSelectedDate] = useState<Date>(new Date("2025-9-17"));
   // const [selectedDate, setSelectedDate] = useState<Date>(new Date()); // 默认今天
 
@@ -632,7 +632,7 @@ const MapComponent: React.FC<MapComponentProps> = ({ children }) => {
           <div className="relative w-full h-full">
             <div ref={mapRef} className="w-full h-full"></div>
             <MapTools />
-            
+
             {children}
           </div>
           <canvas id="deck-canvas" />