代码

src/lib/travelguideapp/ui/boundary/MapPage.dart

@@ -33,21 +33,6 @@ class _MapPageState extends State<MapPage> {
     }
   }
 
-  Widget _buildImage(String imagePath, double height, double verticalOffset) {
-    return Center(
-      child: SizedBox(
-        height: height,
-        child: Transform.translate(
-          offset: Offset(0, verticalOffset),
-          child: Transform.scale(
-            scale: 0.95,
-            child: Image.asset(imagePath),
-          ),
-        ),
-      ),
-    );
-  }
-
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -62,32 +47,68 @@ class _MapPageState extends State<MapPage> {
           Row(
             mainAxisAlignment: MainAxisAlignment.spaceAround,
             children: [
-              ElevatedButton(
-                style: ElevatedButton.styleFrom(
-                  backgroundColor: Colors.green,
-                  padding: EdgeInsets.all(16),
-                ),
-                onPressed: previousFloor,
-                child: Text(
-                  '切换到上一楼层',
-                  style: TextStyle(fontSize: 16),
-                ),
+              Column(
+                children: [
+                  _buildCircularButton(previousFloor, Icons.arrow_back), // 上一楼层按钮
+                  Padding(
+                    padding: EdgeInsets.only(bottom: 10), // 添加底部内边距
+                    child: Text('上一楼层', style: TextStyle(fontSize: 16)),
+                  ),
+                ],
               ),
-              ElevatedButton(
-                style: ElevatedButton.styleFrom(
-                  backgroundColor: Colors.green,
-                  padding: EdgeInsets.all(16),
-                ),
-                onPressed: nextFloor,
-                child: Text(
-                  '切换到下一楼层',
-                  style: TextStyle(fontSize: 16),
-                ),
+              Column(
+                children: [
+                  _buildCircularButton(nextFloor, Icons.arrow_forward), // 下一楼层按钮
+                  Padding(
+                    padding: EdgeInsets.only(bottom: 10), // 添加底部内边距
+                    child: Text('下一楼层', style: TextStyle(fontSize: 16)),
+                  ),
+                ],
               ),
             ],
-          ),
+          )
+
         ],
       ),
     );
   }
 }
+
+Widget _buildImage(String imagePath, double height, double verticalOffset) {
+  return Center(
+    child: Padding(
+      padding: EdgeInsets.only(bottom: 30), // 添加底部内边距
+      child: SizedBox(
+        height: height,
+        child: Transform.translate(
+          offset: Offset(0, verticalOffset),
+          child: Transform.scale(
+            scale: 0.95,
+            child: Image.asset(imagePath),
+          ),
+        ),
+      ),
+    ),
+  );
+}
+
+Widget _buildCircularButton(void Function() onPressed, IconData iconData) {
+  return GestureDetector(
+    onTap: onPressed,
+    child: Container(
+      width: 50,
+      height: 50,
+      decoration: BoxDecoration(
+        color: Colors.green,
+        shape: BoxShape.circle,
+      ),
+      child: Center(
+        child: Icon(
+          iconData,
+          color: Colors.white,
+          size: 30,
+        ),
+      ),
+    ),
+  );
+}