295 lines
10 KiB
Dart
295 lines
10 KiB
Dart
import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:camera_app/services/yolo_service.dart';
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class ResultScreen extends StatefulWidget {
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final List<String> photoPaths;
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final Map<String, YOLOAnalysisResult> analysisResults;
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const ResultScreen({
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super.key,
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required this.photoPaths,
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required this.analysisResults,
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});
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@override
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State<ResultScreen> createState() => _ResultScreenState();
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}
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class _ResultScreenState extends State<ResultScreen> {
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: Colors.white,
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appBar: AppBar(
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title: const Text('分析结果'),
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backgroundColor: Colors.blue.shade700,
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foregroundColor: Colors.white,
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elevation: 0,
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),
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body: Column(
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children: [
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// 统计信息卡片
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Container(
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width: double.infinity,
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margin: const EdgeInsets.all(16),
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padding: const EdgeInsets.all(20),
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decoration: BoxDecoration(
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color: Colors.blue.shade50,
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borderRadius: BorderRadius.circular(12),
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border: Border.all(color: Colors.blue.shade200),
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),
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child: Column(
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children: [
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Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.photo_library, color: Colors.blue.shade700),
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const SizedBox(width: 8),
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Text(
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'共拍摄 ${widget.photoPaths.length} 张照片',
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.bold,
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color: Colors.blue.shade900,
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),
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),
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],
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),
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const SizedBox(height: 12),
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Text(
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'已分析 ${widget.analysisResults.length} 张',
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style: TextStyle(
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fontSize: 14,
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color: Colors.blue.shade700,
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),
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),
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],
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),
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),
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// 分析结果列表
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Expanded(
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child: widget.analysisResults.isEmpty
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? Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(
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Icons.info_outline,
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size: 64,
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color: Colors.grey.shade400,
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),
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const SizedBox(height: 16),
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Text(
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'暂无分析结果',
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style: TextStyle(
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fontSize: 18,
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color: Colors.grey.shade600,
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),
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),
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],
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),
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)
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: ListView.builder(
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padding: const EdgeInsets.all(16),
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itemCount: widget.photoPaths.length,
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itemBuilder: (context, index) {
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final photoPath = widget.photoPaths[index];
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final result = widget.analysisResults[photoPath];
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return _buildPhotoAnalysisCard(photoPath, result, index);
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},
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),
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),
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// 完成按钮
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: Colors.white,
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boxShadow: [
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BoxShadow(
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color: Colors.black.withOpacity(0.1),
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blurRadius: 4,
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offset: const Offset(0, -2),
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),
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],
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),
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child: ElevatedButton(
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onPressed: () {
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// 返回欢迎页面
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Navigator.of(context).popUntil((route) => route.isFirst);
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},
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.blue.shade700,
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foregroundColor: Colors.white,
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padding: const EdgeInsets.symmetric(vertical: 16),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8),
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),
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),
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child: const Text(
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'完成',
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.bold,
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),
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),
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),
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),
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],
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),
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);
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}
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Widget _buildPhotoAnalysisCard(
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String photoPath,
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YOLOAnalysisResult? result,
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int index,
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) {
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return Card(
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margin: const EdgeInsets.only(bottom: 16),
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elevation: 2,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12),
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// 图片预览
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ClipRRect(
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borderRadius: const BorderRadius.vertical(top: Radius.circular(12)),
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child: Image.file(
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File(photoPath),
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width: double.infinity,
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height: 200,
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fit: BoxFit.cover,
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errorBuilder: (context, error, stackTrace) {
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return Container(
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width: double.infinity,
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height: 200,
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color: Colors.grey.shade200,
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child: const Icon(Icons.broken_image, size: 64),
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);
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},
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),
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),
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// 分析结果
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Padding(
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padding: const EdgeInsets.all(16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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Icon(Icons.image, color: Colors.blue.shade700),
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const SizedBox(width: 8),
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Text(
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'照片 ${index + 1}',
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style: TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.bold,
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color: Colors.grey.shade800,
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),
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),
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],
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),
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const SizedBox(height: 12),
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if (result == null)
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const Text(
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'分析中...',
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style: TextStyle(color: Colors.grey),
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)
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else if (result.error != null)
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Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: Colors.orange.shade50,
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borderRadius: BorderRadius.circular(8),
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border: Border.all(color: Colors.orange.shade200),
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),
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child: Row(
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children: [
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Icon(Icons.warning, color: Colors.orange.shade700),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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result.error!,
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style: TextStyle(color: Colors.orange.shade900),
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),
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),
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],
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),
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)
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else if (result.objects.isEmpty)
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const Text(
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'未检测到物体',
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style: TextStyle(color: Colors.grey),
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)
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else
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Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'检测到 ${result.objects.length} 个物体：',
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style: TextStyle(
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fontSize: 14,
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fontWeight: FontWeight.bold,
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color: Colors.grey.shade700,
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),
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),
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const SizedBox(height: 8),
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...result.objects.map((obj) => Padding(
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padding: const EdgeInsets.only(bottom: 8),
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child: Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: Colors.green.shade50,
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borderRadius: BorderRadius.circular(8),
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border: Border.all(color: Colors.green.shade200),
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),
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child: Row(
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children: [
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Icon(Icons.label, color: Colors.green.shade700),
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const SizedBox(width: 8),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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obj.label,
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style: TextStyle(
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fontWeight: FontWeight.bold,
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color: Colors.green.shade900,
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),
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),
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Text(
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'置信度: ${(obj.confidence * 100).toStringAsFixed(1)}%',
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style: TextStyle(
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fontSize: 12,
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color: Colors.green.shade700,
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),
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),
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],
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),
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),
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],
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),
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),
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)),
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],
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),
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],
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),
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),
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],
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),
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);
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}
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}
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