68 lines
1.9 KiB
Dart
68 lines
1.9 KiB
Dart
import 'dart:ui' as ui;
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import 'package:aves/services/common/services.dart';
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import 'package:aves_report/aves_report.dart';
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import 'package:equatable/equatable.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/widgets.dart';
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class AppIconImage extends ImageProvider<AppIconImageKey> {
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const AppIconImage({
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required this.packageName,
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required this.size,
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this.scale = 1.0,
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});
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final String packageName;
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final double size;
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final double scale;
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@override
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Future<AppIconImageKey> obtainKey(ImageConfiguration configuration) {
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return SynchronousFuture<AppIconImageKey>(AppIconImageKey(
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packageName: packageName,
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size: size,
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scale: scale,
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));
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}
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@override
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ImageStreamCompleter loadImage(AppIconImageKey key, ImageDecoderCallback decode) {
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return MultiFrameImageStreamCompleter(
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codec: _loadAsync(key, decode),
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scale: key.scale,
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informationCollector: () sync* {
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yield ErrorDescription('packageName=$packageName, size=$size');
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},
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);
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}
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Future<ui.Codec> _loadAsync(AppIconImageKey key, ImageDecoderCallback decode) async {
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try {
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final descriptor = await appService.getAppIcon(key.packageName, key.size);
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if (descriptor == null) {
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throw UnreportedStateError('$packageName app icon decoding failed');
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}
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return descriptor.instantiateCodec();
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} catch (error) {
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debugPrint('$runtimeType _loadAsync failed with packageName=$packageName, error=$error');
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throw UnreportedStateError('$packageName app icon decoding failed');
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}
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}
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}
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@immutable
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class AppIconImageKey extends Equatable {
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final String packageName;
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final double size;
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final double scale;
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@override
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List<Object?> get props => [packageName, size, scale];
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const AppIconImageKey({
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required this.packageName,
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required this.size,
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this.scale = 1.0,
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});
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}
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