v1.2.1 待发布

ln_jq_app/ios/Podfile.lock

@@ -20,7 +20,9 @@ PODS:
     - FlutterMacOS
   - image_picker_ios (0.0.1):
     - Flutter
-  - MTBBarcodeScanner (5.0.11)
+  - mobile_scanner (7.0.0):
+    - Flutter
+    - FlutterMacOS
   - OrderedSet (6.0.3)
   - package_info_plus (0.4.5):
     - Flutter
@@ -29,9 +31,6 @@ PODS:
     - FlutterMacOS
   - permission_handler_apple (9.3.0):
     - Flutter
-  - qr_code_scanner_plus (0.2.6):
-    - Flutter
-    - MTBBarcodeScanner
   - shared_preferences_foundation (0.0.1):
     - Flutter
     - FlutterMacOS
@@ -47,16 +46,15 @@ DEPENDENCIES:
   - flutter_pdfview (from `.symlinks/plugins/flutter_pdfview/ios`)
   - geolocator_apple (from `.symlinks/plugins/geolocator_apple/darwin`)
   - image_picker_ios (from `.symlinks/plugins/image_picker_ios/ios`)
+  - mobile_scanner (from `.symlinks/plugins/mobile_scanner/darwin`)
   - package_info_plus (from `.symlinks/plugins/package_info_plus/ios`)
   - path_provider_foundation (from `.symlinks/plugins/path_provider_foundation/darwin`)
   - permission_handler_apple (from `.symlinks/plugins/permission_handler_apple/ios`)
-  - qr_code_scanner_plus (from `.symlinks/plugins/qr_code_scanner_plus/ios`)
   - shared_preferences_foundation (from `.symlinks/plugins/shared_preferences_foundation/darwin`)
   - url_launcher_ios (from `.symlinks/plugins/url_launcher_ios/ios`)
 
 SPEC REPOS:
   trunk:
-    - MTBBarcodeScanner
     - OrderedSet
 
 EXTERNAL SOURCES:
@@ -76,14 +74,14 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/geolocator_apple/darwin"
   image_picker_ios:
     :path: ".symlinks/plugins/image_picker_ios/ios"
+  mobile_scanner:
+    :path: ".symlinks/plugins/mobile_scanner/darwin"
   package_info_plus:
     :path: ".symlinks/plugins/package_info_plus/ios"
   path_provider_foundation:
     :path: ".symlinks/plugins/path_provider_foundation/darwin"
   permission_handler_apple:
     :path: ".symlinks/plugins/permission_handler_apple/ios"
-  qr_code_scanner_plus:
-    :path: ".symlinks/plugins/qr_code_scanner_plus/ios"
   shared_preferences_foundation:
     :path: ".symlinks/plugins/shared_preferences_foundation/darwin"
   url_launcher_ios:
@@ -98,12 +96,11 @@ SPEC CHECKSUMS:
   flutter_pdfview: 32bf27bda6fd85b9dd2c09628a824df5081246cf
   geolocator_apple: ab36aa0e8b7d7a2d7639b3b4e48308394e8cef5e
   image_picker_ios: e0ece4aa2a75771a7de3fa735d26d90817041326
-  MTBBarcodeScanner: f453b33c4b7dfe545d8c6484ed744d55671788cb
+  mobile_scanner: 9157936403f5a0644ca3779a38ff8404c5434a93
   OrderedSet: e539b66b644ff081c73a262d24ad552a69be3a94
   package_info_plus: af8e2ca6888548050f16fa2f1938db7b5a5df499
   path_provider_foundation: bb55f6dbba17d0dccd6737fe6f7f34fbd0376880
   permission_handler_apple: 4ed2196e43d0651e8ff7ca3483a069d469701f2d
-  qr_code_scanner_plus: 7e087021bc69873140e0754750eb87d867bed755
   shared_preferences_foundation: 7036424c3d8ec98dfe75ff1667cb0cd531ec82bb
   url_launcher_ios: 7a95fa5b60cc718a708b8f2966718e93db0cef1b
 

ln_jq_app/lib/pages/qr_code/controller.dart

@@ -1,17 +1,13 @@
 import 'dart:io';
-import 'dart:typed_data';
-
 import 'package:flutter/material.dart';
+import 'package:get/get.dart';
 import 'package:getx_scaffold/getx_scaffold.dart';
-import 'package:image/image.dart' as img;
 import 'package:image_picker/image_picker.dart';
 import 'package:ln_jq_app/common/model/base_model.dart';
 import 'package:ln_jq_app/common/model/vehicle_info.dart';
 import 'package:ln_jq_app/storage_service.dart';
-import 'package:qr_code_scanner_plus/qr_code_scanner_plus.dart';
+import 'package:mobile_scanner/mobile_scanner.dart';
-import 'package:zxing_lib/common.dart';
+import 'package:permission_handler/permission_handler.dart';
-import 'package:zxing_lib/qrcode.dart';
-import 'package:zxing_lib/zxing.dart';
 
 class QrCodeController extends GetxController
     with BaseControllerMixin, GetSingleTickerProviderStateMixin {
@@ -22,11 +18,11 @@ class QrCodeController extends GetxController
   late final AnimationController animationController;
   late final Animation<double> scanAnimation;
 
-  // --- QR Scanning ---
+  // --- 使用 MobileScanner 的控制器 ---
-  final GlobalKey qrKey = GlobalKey(debugLabel: 'QR');
+  final MobileScannerController scannerController = MobileScannerController();
-  QRViewController? qrViewController;
+
-  final Rx<Barcode?> result = Rx<Barcode?>(null);
   final RxBool isFlashOn = false.obs;
+  final RxBool isProcessingResult = false.obs;
 
   @override
   void onInit() {
@@ -37,140 +33,114 @@ class QrCodeController extends GetxController
       duration: const Duration(milliseconds: 2500),
       vsync: this,
     );
-    scanAnimation = Tween<double>(begin: 0, end: 1).animate(animationController);
+    scanAnimation =
+        Tween<double>(begin: 0, end: 1).animate(animationController);
     animationController.repeat(reverse: false);
   }
 
-  /// 当 QRView 创建时调用
+  /// MobileScanner 的 onDetect 回调方法
-  void onQRViewCreated(QRViewController controller) {
+  void onDetect(BarcodeCapture capture) {
-    this.qrViewController = controller;
+    if (isProcessingResult.value) return;
-    // 监听扫描到的数据
-    controller.scannedDataStream.listen((scanData) {
-      if (scanData.code != null && result.value?.code != scanData.code) {
-        result.value = scanData;
-        qrViewController?.pauseCamera();
 
-        animationController.stop();
+    final Barcode? barcode = capture.barcodes.firstOrNull;
-
+    if (barcode?.rawValue != null && barcode!.rawValue!.isNotEmpty) {
-        renderResult(scanData.code!);
+      isProcessingResult.value = true;
-      }
+      scannerController.stop();
-    });
+      animationController.stop();
+      print("相机识别到的内容: ${barcode.rawValue!}");
+      renderResult(barcode.rawValue!);
+    }
   }
 
+  /// 恢复扫描状态
   void resumeScanner() {
-    result.value = null;
+    isProcessingResult.value = false;
-    qrViewController?.resumeCamera();
+    try {
+      scannerController.start();
+    } catch (e) {
+      print("无法重启相机: $e");
+    }
     animationController.repeat(reverse: false);
   }
 
   /// 从相册选择图片并扫描二维码
   void scanFromGallery() async {
     try {
-      final XFile? imageFile = await ImagePicker().pickImage(source: ImageSource.gallery);
+      final XFile? imageFile =
-      if (imageFile == null) return; // 用户取消了选择
+      await ImagePicker().pickImage(source: ImageSource.gallery);
-
+      if (imageFile == null) {
-      qrViewController?.pauseCamera();
+        return;
-      animationController.stop();
-
-      String? scanResult;
-      try {
-        final image = img.decodeImage(await File(imageFile.path).readAsBytes());
-        if (image != null) {
-          //扫描图片
-          final pixels = Int32List.fromList(
-            image.map((pixel) {
-              return (pixel.a.toInt() << 24) |
-                  (pixel.r.toInt() << 16) |
-                  (pixel.g.toInt() << 8) |
-                  pixel.b.toInt();
-            }).toList(),
-          );
-
-          final source = RGBLuminanceSource(image.width, image.height, pixels);
-
-          final bitmap = BinaryBitmap(HybridBinarizer(source));
-          final reader = QRCodeReader();
-          final result = reader.decode(bitmap);
-          scanResult = result.text;
-        }
-      } on NotFoundException {
-        scanResult = null;
-      } catch (e) {
-        //异常
-        scanResult = null;
       }
 
-      if (scanResult != null) {
+      scannerController.stop();
+      animationController.stop();
+      showLoading("正在识别...");
+
+      final BarcodeCapture? capture =
+      await scannerController.analyzeImage(imageFile.path);
+
+      dismissLoading();
+
+      final Barcode? firstBarcode = capture?.barcodes.firstOrNull;
+
+      if (firstBarcode?.rawValue != null &&
+          firstBarcode!.rawValue!.isNotEmpty) {
+        final String scanResult = firstBarcode.rawValue!;
+        print("相册识别到的内容: $scanResult");
         renderResult(scanResult);
       } else {
         showErrorToast('未识别到二维码');
         resumeScanner();
       }
-    } catch (e) {
+    } catch (e, stackTrace) {
-      showErrorToast('从相册选择失败');
+      dismissLoading();
+      showErrorToast('从相册选择失败，请稍后重试');
+      print("scanFromGallery Error: $e\n$stackTrace");
       resumeScanner();
     }
   }
 
   /// 切换闪光灯
   void toggleFlash() async {
-    await qrViewController?.toggleFlash();
+    try {
-    isFlashOn.value = (await qrViewController?.getFlashStatus()) ?? false;
+      await scannerController.toggleTorch();
+      final currentTorchState = scannerController.value.torchState;
+      isFlashOn.value = currentTorchState == TorchState.on;
+    } catch (e) {
+      print("切换闪光灯失败: $e");
+      showErrorToast("无法打开闪光灯");
+    }
   }
 
   /// 翻转相机
   void flipCamera() async {
-    await qrViewController?.flipCamera();
+    await scannerController.switchCamera();
   }
 
+  /// 请求相机权限
   void requestPermission() async {
-    if (Platform.isIOS) {
+    var status = await Permission.camera.request();
-      var status = await Permission.camera.request();
+    if (!status.isGranted) {
-      if (status.isGranted) {
+      showErrorToast('请授予相机权限以使用扫描功能');
-      } else if (status.isPermanentlyDenied) {
+      Get.back();
-        openAppSettings();
-      } else {
-        showErrorToast('需要相机权限才能扫描二维码');
-      }
-      return;
-    }
-
-    final bool results = await requestCameraPermission();
-    if (!results) {
-      showErrorToast('相机权限未被授予，请到权限管理中打开');
     }
   }
 
   void requestPhotoPermission() async {
-    if (Platform.isAndroid) {
+    var status = await Permission.photos.request();
-      final bool results = await requestPhotosPermission();
+    if (status.isGranted) {
-      if (!results) {
+      scanFromGallery();
-        showErrorToast('相册权限未被授予，请到权限管理中打开');
+    } else if (status.isPermanentlyDenied) {
-      } else {
+      openAppSettings();
-        scanFromGallery();
+    } else {
-      }
+      showErrorToast('需要相册权限才能从相册中选择图片');
-    }
-    if (Platform.isIOS) {
-      var status = await Permission.photos.request();
-      print("权限状态: $status"); // 在控制台看这个输出
-      if (status.isGranted) {
-        scanFromGallery();
-      } else if (status.isPermanentlyDenied) {
-        openAppSettings();
-      } else {
-        showErrorToast('需要相册权限才能从相册中选择图片');
-      }
     }
   }
 
-  //扫码结果处理 //如果绑定接口返回的data为null 需要手动编辑车牌
+  /// 处理扫描结果
   void renderResult(String resultStr, {plateNumber}) async {
     showLoading("正在获取车辆信息...");
     try {
-      /*var responseData = await HttpService.to.get(
-        "appointment/truck/base-info?vin=$resultStr",
-      );*/
-
       final Map<String, dynamic> requestData = {
         "code": resultStr,
         "phone": StorageService.to.phone,
@@ -184,6 +154,7 @@ class QrCodeController extends GetxController
       );
 
       if (responseData == null) {
+        dismissLoading();
         showToast('无法获取车辆信息，请检查网络或稍后重试');
         resumeScanner();
         return;
@@ -192,62 +163,76 @@ class QrCodeController extends GetxController
 
       if (result.code != 0) {
         showToast(result.error);
+        dismissLoading();
+        resumeScanner(); // 绑定失败也要恢复扫描
         return;
       }
 
       if (result.data == null) {
+        dismissLoading();
         showBindDialog(resultStr);
         return;
       }
 
       final vehicle = VehicleInfo.fromJson(result.data as Map<String, dynamic>);
-      //保存使用
       await StorageService.to.saveVehicleInfo(vehicle);
-
+      dismissLoading();
       Get.back(result: true);
-    } on DioException catch (e) {
+
+    } on DioException catch (_) {
       showErrorToast("网络请求失败，请稍后重试");
       resumeScanner();
-    } catch (e, stackTrace) {
+    } catch (e, _) {
-      showErrorToast("处理失败，请稍后重试");
+      showErrorToast("处理失败，请稍后重舍");
-      resumeScanner(); // 未知异常，恢复扫描
+      resumeScanner();
     } finally {
-      dismissLoading();
+      if (Get.isDialogOpen ?? false) {
+        dismissLoading();
+      }
     }
   }
 
+  /// 显示绑定确认对话框
   void showBindDialog(String resultStr) {
     final TextEditingController plateNumberController = TextEditingController();
-    DialogX.to.showNoticeDialog(
+    // 使用 showConfirmDialog，它有 onCancel 回调
-      icon: DialogIcon.info,
+    DialogX.to.showConfirmDialog(
       title: '请输入车牌号',
       barrierDismissible: false,
       content: TextField(
-        controller: plateNumberController, // 绑定 controller
+        controller: plateNumberController,
-        autofocus: false, // 弹窗出现时自动获取焦点，方便用户直接输入
+        autofocus: false,
         decoration: const InputDecoration(
           hintText: '请输入完整的车牌号',
           border: OutlineInputBorder(),
           contentPadding: EdgeInsets.symmetric(horizontal: 12.0),
         ),
       ),
-      confirmText: '确认',
+      confirmText: '确认绑定',
+      cancelText: '取消', // showConfirmDialog 有 cancelText
       onConfirm: () {
         final String plateNumber = plateNumberController.text.trim();
         if (plateNumber.isEmpty) {
-          resumeScanner();
           showToast("请输入车牌号");
-          return;
+          // 返回 false 可以阻止弹窗关闭，让用户继续输入
+          return false;
         }
         renderResult(resultStr, plateNumber: plateNumber);
+        //关闭弹窗
+        return true;
+      },
+      onCancel: () {
+        // 如果用户点击取消，恢复扫描
+        resumeScanner();
       },
     );
   }
 
   @override
   void onClose() {
-    qrViewController?.dispose();
+    scannerController.dispose();
     animationController.dispose();
     super.onClose();
   }
 }
+

ln_jq_app/lib/pages/qr_code/view.dart

@@ -1,148 +1,155 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
-import 'package:getx_scaffold/getx_scaffold.dart';
+import 'package:ln_jq_app/common/styles/theme.dart';
-import 'package:qr_code_scanner_plus/qr_code_scanner_plus.dart';
+import 'package:mobile_scanner/mobile_scanner.dart';
 
 import 'controller.dart';
 
 class QrCodePage extends GetView<QrCodeController> {
-  const QrCodePage({Key? key}) : super(key: key);
+  const QrCodePage({super.key});
 
   @override
   Widget build(BuildContext context) {
-    return GetBuilder<QrCodeController>(
+    Get.put(QrCodeController());
-      init: QrCodeController(),
+    return Scaffold(
-      id: 'qrcode',
+      extendBodyBehindAppBar: true,
-      builder: (_) {
+      appBar: AppBar(
-        return Scaffold(
+        title: const Text('扫码', style: TextStyle(color: Colors.white)),
-          extendBodyBehindAppBar: true,
+        centerTitle: true,
-          appBar: AppBar(
+        backgroundColor: Colors.transparent,
-            title: const Text('扫码', style: TextStyle(color: Colors.white)),
+        elevation: 0,
-            centerTitle: true,
+        leading: IconButton(
-            backgroundColor: Colors.transparent,
+          icon: const Icon(Icons.arrow_back_ios, color: Colors.white),
-            elevation: 0,
+          onPressed: () => Get.back(),
-            leading: IconButton(
+        ),
-              icon: const Icon(Icons.arrow_back_ios, color: Colors.white),
+        actions: [
-              onPressed: () => Get.back(),
+          TextButton(
+            onPressed: controller.requestPhotoPermission,
+            child: const Text('相册', style: TextStyle(color: Colors.white, fontSize: 16)),
+          ),
+        ],
+      ),
+      body: Stack(
+        alignment: Alignment.center,
+        children: [
+          // 1. 使用 MobileScanner 作为扫描视图
+          MobileScanner(
+            controller: controller.scannerController,
+            onDetect: controller.onDetect,
+            // 您可以自定义扫描框的样式
+            scanWindow: Rect.fromCenter(
+              center: Offset(
+                MediaQuery.of(context).size.width / 2,
+                MediaQuery.of(context).size.height / 2 - 50,
+              ),
+              width: 250,
+              height: 250,
             ),
-            actions: [
-              TextButton(
-                onPressed: controller.requestPhotoPermission,
-                child: const Text(
-                  '相册',
-                  style: TextStyle(color: Colors.white, fontSize: 16),
-                ),
-              ),
-            ],
           ),
-          body: Stack(
+          // 扫描动画和覆盖层
-            children: <Widget>[
+          _buildScannerOverlay(context),
-              _buildQrView(context),
+          // 底部的功能按钮
-              Positioned(
+          Positioned(bottom: 80, left: 0, right: 0, child: _buildActionButtons()),
-                bottom: 80.h,
+        ],
-                left: 0,
+      ),
-                right: 0,
-                child: _buildControlButtons(),
-              ),
-            ],
-          ),
-        );
-      },
     );
   }
 
-  /// 构建二维码扫描视图（带动画）
+  /// 构建扫描区域的覆盖层和动画
-  Widget _buildQrView(BuildContext context) {
+  Widget _buildScannerOverlay(BuildContext context) {
-    // 定义扫描区域的大小
+    // 模拟扫描框的位置和大小
-    var scanArea = (MediaQuery.of(context).size.width < 400 ||
+    const double scanAreaSize = 250.0;
-            MediaQuery.of(context).size.height < 400)
-        ? 250.0
-        : 300.0;
-
     return Stack(
-      alignment: Alignment.center,
+      children: [
-      children: <Widget>[
+        // 半透明的覆盖层
-        // 底层是相机视图和半透明遮罩
+        ColorFiltered(
-        QRView(
+          colorFilter: ColorFilter.mode(Colors.black.withOpacity(0.5), BlendMode.srcOut),
-          key: controller.qrKey,
+          child: Stack(
-          onQRViewCreated: controller.onQRViewCreated,
+            children: [
-          overlay: QrScannerOverlayShape(
+              Container(decoration: const BoxDecoration(color: Colors.transparent)),
-            borderColor: Colors.blueAccent,
+              Align(
-            borderRadius: 10,
+                alignment: Alignment.center,
-            borderLength: 30,
-            borderWidth: 10,
-            cutOutSize: scanArea,
-          ),
-        ),
-        // 上层是扫描动画
-        AnimatedBuilder(
-          animation: controller.scanAnimation,
-          builder: (context, child) {
-            return Positioned(
-              // 计算扫描框的顶部位置，以便动画从顶部开始
-              top: (MediaQuery.of(context).size.height - scanArea) / 2,
-              child: Transform.translate(
-                offset: Offset(0, controller.scanAnimation.value * scanArea),
                 child: Container(
-                  width: scanArea,
+                  margin: const EdgeInsets.only(bottom: 100), // 微调位置
-                  height: 2, // 扫描线的高度
+                  width: scanAreaSize,
+                  height: scanAreaSize,
                   decoration: BoxDecoration(
-                    color: Colors.blueAccent,
+                    color: Colors.black,
-                    boxShadow: [
+                    borderRadius: BorderRadius.circular(12),
-                      BoxShadow(
-                        color: Colors.blueAccent.withOpacity(0.7),
-                        blurRadius: 8,
-                        spreadRadius: 2,
-                      ),
-                    ],
                   ),
                 ),
               ),
-            );
+            ],
-          },
+          ),
+        ),
+        // 扫描动画
+        Align(
+          alignment: Alignment.center,
+          child: Container(
+            margin: const EdgeInsets.only(bottom: 100),
+            width: scanAreaSize,
+            height: scanAreaSize,
+            child: AnimatedBuilder(
+              animation: controller.scanAnimation,
+              builder: (context, child) {
+                return CustomPaint(
+                  painter: ScannerAnimationPainter(
+                    controller.scanAnimation.value,
+                    AppTheme.themeColor,
+                  ),
+                );
+              },
+            ),
+          ),
         ),
       ],
     );
   }
 
-  /// 构建底部的控制按钮
+  /// 构建底部的功能按钮（闪光灯、相册）
-  Widget _buildControlButtons() {
+  Widget _buildActionButtons() {
-    return Column(
+      return Column(
-      mainAxisSize: MainAxisSize.min,
+        mainAxisSize: MainAxisSize.min,
-      children: [
+        children: [
-        const Text(
+          const Text(
-          '将二维码/条形码放入框内，即可自动扫描',
+            '将二维码/条形码放入框内，即可自动扫描',
-          style: TextStyle(color: Colors.white, fontSize: 14),
+            style: TextStyle(color: Colors.white, fontSize: 14),
-        ),
+          ),
-        const SizedBox(height: 20),
+          const SizedBox(height: 20),
-        Row(
+          Row(
-          mainAxisAlignment: MainAxisAlignment.spaceEvenly,
+            mainAxisAlignment: MainAxisAlignment.spaceEvenly,
-          crossAxisAlignment: CrossAxisAlignment.center,
+            crossAxisAlignment: CrossAxisAlignment.center,
-          children: <Widget>[
+            children: <Widget>[
-            // 闪光灯按钮
+              // 闪光灯按钮
-            _buildIconButton(
+              _buildIconButton(
-              onPressed: controller.toggleFlash,
+                onPressed: controller.toggleFlash,
-              //闪光灯状态的变化
+                //闪光灯状态的变化
-              child: Obx(() => Icon(
+                child: Obx(
-                    controller.isFlashOn.value ? Icons.flash_on : Icons.flash_off,
+                      () => IconButton(
-                    color: Colors.white,
+                    icon: Icon(
-                    size: 28,
+                      controller.isFlashOn.value ? Icons.flash_on : Icons.flash_off,
-                  )),
+                      color: Colors.white,
-            ),
+                      size: 28,
-            // 翻转相机按钮
+                    ),
-            _buildIconButton(
+                    onPressed: controller.toggleFlash,
-              onPressed: controller.flipCamera,
+                  ),
-              child: const Icon(
+                ),
-                Icons.flip_camera_ios,
-                color: Colors.white,
-                size: 28,
               ),
-            ),
+              // 翻转相机按钮
-          ],
+              _buildIconButton(
-        ),
+                onPressed: controller.flipCamera,
-      ],
+                child: const Icon(
-    );
+                  Icons.flip_camera_ios,
-  }
+                  color: Colors.white,
+                  size: 28,
+                ),
+              ),
+            ],
+          ),
+        ],
+      );
+    }
+
 
   Widget _buildIconButton({required VoidCallback onPressed, required Widget child}) {
     return Container(
@@ -158,3 +165,71 @@ class QrCodePage extends GetView<QrCodeController> {
     );
   }
 }
+
+/// 扫描动画的绘制器
+class ScannerAnimationPainter extends CustomPainter {
+  final double value;
+  final Color borderColor;
+
+  ScannerAnimationPainter(this.value, this.borderColor);
+
+  @override
+  void paint(Canvas canvas, Size size) {
+    final paint = Paint()
+      ..color = borderColor
+      ..strokeWidth = 3
+      ..style = PaintingStyle.stroke;
+
+    final cornerLength = 20.0;
+    // 绘制四个角的边框
+    // Top-left
+    canvas.drawPath(
+      Path()
+        ..moveTo(0, cornerLength)
+        ..lineTo(0, 0)
+        ..lineTo(cornerLength, 0),
+      paint,
+    );
+    // Top-right
+    canvas.drawPath(
+      Path()
+        ..moveTo(size.width - cornerLength, 0)
+        ..lineTo(size.width, 0)
+        ..lineTo(size.width, cornerLength),
+      paint,
+    );
+    // Bottom-left
+    canvas.drawPath(
+      Path()
+        ..moveTo(0, size.height - cornerLength)
+        ..lineTo(0, size.height)
+        ..lineTo(cornerLength, size.height),
+      paint,
+    );
+    // Bottom-right
+    canvas.drawPath(
+      Path()
+        ..moveTo(size.width - cornerLength, size.height)
+        ..lineTo(size.width, size.height)
+        ..lineTo(size.width, size.height - cornerLength),
+      paint,
+    );
+
+    // 绘制扫描线
+    final linePaint = Paint()
+      ..color = borderColor.withOpacity(0.8)
+      ..strokeWidth = 2
+      ..shader = LinearGradient(
+        colors: [borderColor.withOpacity(0), borderColor, borderColor.withOpacity(0)],
+        stops: const [0.0, 0.5, 1.0],
+      ).createShader(Rect.fromLTWH(0, 0, size.width, size.height));
+
+    final y = size.height * value;
+    canvas.drawLine(Offset(0, y), Offset(size.width, y), linePaint);
+  }
+
+  @override
+  bool shouldRepaint(covariant CustomPainter oldDelegate) {
+    return true;
+  }
+}

ln_jq_app/pubspec.lock

@@ -65,14 +65,6 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.4.0"
-  charset:
-    dependency: transitive
-    description:
-      name: charset
-      sha256: "27802032a581e01ac565904ece8c8962564b1070690794f0072f6865958ce8b9"
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.0.1"
   clock:
     dependency: transitive
     description:
@@ -733,6 +725,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.0.0"
+  mobile_scanner:
+    dependency: "direct main"
+    description:
+      name: mobile_scanner
+      sha256: c6184bf2913dd66be244108c9c27ca04b01caf726321c44b0e7a7a1e32d41044
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "7.1.4"
   modal_bottom_sheet:
     dependency: transitive
     description:
@@ -925,14 +925,6 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "6.0.3"
-  qr_code_scanner_plus:
-    dependency: "direct main"
-    description:
-      name: qr_code_scanner_plus
-      sha256: b764e5004251c58d9dee0c295e6006e05bd8d249e78ac3383abdb5afe0a996cd
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.0.14"
   rational:
     dependency: transitive
     description:
@@ -1234,14 +1226,6 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "3.1.3"
-  zxing_lib:
-    dependency: "direct main"
-    description:
-      name: zxing_lib
-      sha256: f9170470b6bc947d21a6783486f88ef48aad66fc1380c8acd02b118418ec0ce0
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "1.1.4"
 sdks:
   dart: ">=3.9.0 <4.0.0"
   flutter: ">=3.35.0"

ln_jq_app/pubspec.yaml

@@ -43,10 +43,9 @@ dependencies:
 
   flutter_native_splash: ^2.4.7
   dropdown_button2: ^2.3.8
-  qr_code_scanner_plus: ^2.0.14
   image_picker: ^1.2.1 # 用于从相册选择图片
   image: ^4.5.4
-  zxing_lib: ^1.1.4
+  mobile_scanner: ^7.1.4
   flutter_pdfview: 1.4.3 #显示pdf
   photo_view: ^0.15.0 #操作图片
   flutter_inappwebview: ^6.1.5 # WebView插件