92 lines
2.4 KiB
Dart
92 lines
2.4 KiB
Dart
import 'dart:ui';
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import 'package:exif/exif.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/widgets.dart';
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import 'package:photos/models/file.dart';
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import 'package:photos/ui/loading_widget.dart';
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import 'package:photos/utils/file_util.dart';
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class ExifInfoDialog extends StatefulWidget {
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final File file;
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ExifInfoDialog(this.file, {Key key}) : super(key: key);
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@override
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_ExifInfoDialogState createState() => _ExifInfoDialogState();
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}
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class _ExifInfoDialogState extends State<ExifInfoDialog> {
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@override
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Widget build(BuildContext context) {
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final scrollController = ScrollController();
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return AlertDialog(
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title: Text(widget.file.title),
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content: Scrollbar(
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controller: scrollController,
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isAlwaysShown: true,
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child: SingleChildScrollView(
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controller: scrollController,
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child: _getInfo(),
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),
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),
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actions: [
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TextButton(
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child: Text(
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"close",
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style: TextStyle(
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color: Colors.white.withOpacity(0.8),
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),
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),
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onPressed: () {
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Navigator.of(context, rootNavigator: true).pop('dialog');
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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 _getInfo() {
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return FutureBuilder(
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future: _getExif(),
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builder: (BuildContext context, AsyncSnapshot snapshot) {
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if (snapshot.hasData) {
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final exif = snapshot.data;
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String data = "";
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for (String key in exif.keys) {
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data += "$key: ${exif[key]}\n";
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}
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if (data.isEmpty) {
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data = "no exif data found";
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}
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return Container(
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padding: EdgeInsets.all(2),
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color: Colors.white.withOpacity(0.05),
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child: Center(
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child: Padding(
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padding: const EdgeInsets.all(12),
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child: Text(
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data,
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style: TextStyle(
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fontSize: 14,
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fontFeatures: const [
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FontFeature.tabularFigures(),
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],
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height: 1.4,
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color: Colors.white.withOpacity(0.7),
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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 {
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return loadWidget;
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}
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},
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);
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}
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Future<Map<String, IfdTag>> _getExif() async {
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return await readExifFromFile(await getFile(widget.file));
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}
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}
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