58 lines
1.5 KiB
Dart
58 lines
1.5 KiB
Dart
import 'dart:typed_data';
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import 'package:aves/main.dart';
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import 'package:flutter/material.dart';
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class ImageFullscreenPage extends StatefulWidget {
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final Map entry;
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final Uint8List thumbnail;
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ImageFullscreenPage({this.entry, this.thumbnail});
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@override
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ImageFullscreenPageState createState() => ImageFullscreenPageState();
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}
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class ImageFullscreenPageState extends State<ImageFullscreenPage> {
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Future<Uint8List> loader;
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int get imageWidth => widget.entry['width'];
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int get imageHeight => widget.entry['width'];
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String get uri => widget.entry['uri'];
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@override
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void initState() {
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super.initState();
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loader = ImageFetcher.getImageBytes(widget.entry, imageWidth, imageHeight);
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}
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@override
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void dispose() {
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ImageFetcher.cancelGetImageBytes(uri);
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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return FutureBuilder(
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future: loader,
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builder: (futureContext, AsyncSnapshot<Uint8List> snapshot) {
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var ready = snapshot.connectionState == ConnectionState.done && !snapshot.hasError;
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Uint8List bytes = ready ? snapshot.data : widget.thumbnail;
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return Hero(
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tag: uri,
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child: Center(
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child: Image.memory(
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bytes,
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width: imageWidth.toDouble(),
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height: imageHeight.toDouble(),
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fit: BoxFit.contain,
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gaplessPlayback: true,
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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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