重新设计弹出组件的层次布局，非常驻窗口将置于顶部；新增变量控制水流图层的显示；完善历史数据面板的设计

src/app/OlMap/MapComponent.tsx

@@ -52,8 +52,9 @@ interface DataContextType {
   setShowJunctionTextLayer?: React.Dispatch<React.SetStateAction<boolean>>;
   setShowPipeTextLayer?: React.Dispatch<React.SetStateAction<boolean>>;
   setShowContourLayer?: React.Dispatch<React.SetStateAction<boolean>>;
-  flowAnimation?: React.RefObject<boolean>;
+  // flowAnimation?: React.RefObject<boolean>;
   isContourLayerAvailable?: boolean;
+  setShowWaterflowLayer?: React.Dispatch<React.SetStateAction<boolean>>;
   setContourLayerAvailable?: React.Dispatch<React.SetStateAction<boolean>>;
   isWaterflowLayerAvailable?: boolean;
   setWaterflowLayerAvailable?: React.Dispatch<React.SetStateAction<boolean>>;
@@ -124,7 +125,8 @@ const MapComponent: React.FC<MapComponentProps> = ({ children }) => {
   const flowAnimation = useRef(false); // 添加动画控制标志
   const [isContourLayerAvailable, setContourLayerAvailable] = useState(false); // 控制等高线图层显示
   const [isWaterflowLayerAvailable, setWaterflowLayerAvailable] =
-    useState(false); // 控制等高线图层显示
+    useState(true); // 控制等高线图层显示
+  const [showWaterflowLayer, setShowWaterflowLayer] = useState(false); // 控制等高线图层显示
   const [currentZoom, setCurrentZoom] = useState(11); // 当前缩放级别
 
   // 防抖更新函数
@@ -867,6 +869,7 @@ const MapComponent: React.FC<MapComponentProps> = ({ children }) => {
         opacity: 0.8,
         visible:
           isWaterflowLayerAvailable &&
+          showWaterflowLayer &&
           flowAnimation.current &&
           currentZoom >= 12 &&
           currentZoom <= 24,
@@ -898,6 +901,7 @@ const MapComponent: React.FC<MapComponentProps> = ({ children }) => {
     pipeText,
     pipeData.length,
     isWaterflowLayerAvailable,
+    showWaterflowLayer,
   ]);
 
   // 计算值更新时，更新 junctionData 和 pipeData
@@ -967,11 +971,12 @@ const MapComponent: React.FC<MapComponentProps> = ({ children }) => {
           setShowJunctionTextLayer,
           setShowPipeTextLayer,
           setShowContourLayer,
-          flowAnimation,
+          // flowAnimation,
           isContourLayerAvailable,
           setContourLayerAvailable,
           isWaterflowLayerAvailable,
           setWaterflowLayerAvailable,
+          setShowWaterflowLayer,
           setJunctionText,
           setPipeText,
           junctionText,