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ansu_ui/lib/utils/camera_view.dart

95 lines
3.0 KiB

import 'dart:io';
import 'dart:ui';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:ansu_ui/styles/as_colors.dart';
import 'package:ansu_ui/scaffold/as_scaffold.dart';
import 'package:ansu_ui/extension/string_extension.dart';
import 'package:ansu_ui/extension/text_extension.dart';
import 'package:ansu_ui/utils/photo_viewer.dart';
import 'package:ansu_ui/utils/camera_util.dart';
import 'package:ansu_ui/extension/list_extension.dart';
import 'package:ansu_ui/divider/as_divider.dart';
class CameraView extends StatefulWidget {
final File file;
final String title;
CameraView({Key key, this.file, this.title}) : super(key: key);
@override
_CameraViewState createState() => _CameraViewState();
}
class _CameraViewState extends State<CameraView> {
_buildButton({String title, Color color = kTextColor, onPressed}) {
return MaterialButton(
child: title.text.bold.size(18).copyWith(color: color),
onPressed: onPressed,
materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
height: 48.w,
);
}
@override
Widget build(BuildContext context) {
return ASScaffold(
title: widget.title,
body: BackdropFilter(
filter: ImageFilter.blur(sigmaX: 10, sigmaY: 10),
child: Container(
alignment: Alignment.center,
child: GestureDetector(
onTap: () {
toPhotoViewer(context, tag: widget.title, file: widget.file);
},
child: Hero(
child: Image.file(
widget.file,
fit: BoxFit.cover,
),
tag: widget.title,
),
),
),
),
bottomNavigationBar: Material(
color: kForegroundColor,
child: Column(
mainAxisSize: MainAxisSize.min,
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: <Widget>[
_buildButton(
title: '重拍',
onPressed: () async {
File file = await camFile();
if (file == null)
Navigator.pop(context);
else
Navigator.pushReplacement(context, PageRouteBuilder(
pageBuilder: (context, animation, secondAnimation) {
return FadeTransition(
opacity: animation,
child: CameraView(file: file, title: widget.title),
);
},
));
},
),
_buildButton(
title: '删除',
color: kDangerColor,
onPressed: () => Navigator.pop(context),
),
_buildButton(
title: '确认',
onPressed: () => Navigator.pop(context, widget.file),
),
].sepWidget(separate: ASDivider()),
),
),
);
}
}