import 'package:flutter/material.dart';
import 'package:photo_view/photo_view.dart';
import 'package:qhd_prevention/pages/my_appbar.dart';
// 查看大图
class SingleImageViewer extends StatelessWidget {
  final String imageUrl;
  const SingleImageViewer({Key? key, required this.imageUrl}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.black,
      appBar: MyAppbar(
        backgroundColor: Colors.transparent, title: '',
      ),
      body: Center(
        child: PhotoView(
          imageProvider: NetworkImage(imageUrl),
          backgroundDecoration: BoxDecoration(color: Colors.black),
          minScale: PhotoViewComputedScale.contained,
          maxScale: PhotoViewComputedScale.covered * 2,
          onTapUp: (context, details, controllerValue) {
            Navigator.of(context).pop();
          },
        ),
      ),
    );
  }
}