128 lines
3.9 KiB
Dart
128 lines
3.9 KiB
Dart
import 'package:cached_network_image/cached_network_image.dart';
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import 'package:flutter/material.dart';
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import 'package:hive/hive.dart';
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import 'package:pilipala/utils/extension.dart';
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import 'package:pilipala/utils/global_data_cache.dart';
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import '../../utils/storage.dart';
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import '../constants.dart';
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Box<dynamic> setting = GStrorage.setting;
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class NetworkImgLayer extends StatelessWidget {
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const NetworkImgLayer({
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super.key,
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this.src,
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required this.width,
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required this.height,
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this.type,
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this.fadeOutDuration,
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this.fadeInDuration,
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// 图片质量 默认1%
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this.quality,
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this.origAspectRatio,
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});
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final String? src;
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final double width;
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final double height;
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final String? type;
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final Duration? fadeOutDuration;
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final Duration? fadeInDuration;
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final int? quality;
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final double? origAspectRatio;
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@override
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Widget build(BuildContext context) {
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final int defaultImgQuality = GlobalDataCache().imgQuality;
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if (src == '' || src == null) {
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return placeholder(context);
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}
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final String imageUrl =
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'${src!.startsWith('//') ? 'https:${src!}' : src!}@${quality ?? defaultImgQuality}q.webp';
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int? memCacheWidth, memCacheHeight;
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double aspectRatio = (width / height).toDouble();
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void setMemCacheSizes() {
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if (aspectRatio > 1) {
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memCacheHeight = height.cacheSize(context);
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} else if (aspectRatio < 1) {
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memCacheWidth = width.cacheSize(context);
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} else {
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if (origAspectRatio != null && origAspectRatio! > 1) {
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memCacheWidth = width.cacheSize(context);
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} else if (origAspectRatio != null && origAspectRatio! < 1) {
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memCacheHeight = height.cacheSize(context);
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} else {
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memCacheWidth = width.cacheSize(context);
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memCacheHeight = height.cacheSize(context);
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}
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}
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}
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setMemCacheSizes();
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if (memCacheWidth == null && memCacheHeight == null) {
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memCacheWidth = width.toInt();
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}
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return src != '' && src != null
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? ClipRRect(
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clipBehavior: Clip.antiAlias,
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borderRadius: BorderRadius.circular(
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type == 'avatar'
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? 50
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: type == 'emote'
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? 0
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: StyleString.imgRadius.x,
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),
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child: CachedNetworkImage(
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imageUrl: imageUrl,
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width: width,
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height: height,
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memCacheWidth: memCacheWidth,
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memCacheHeight: memCacheHeight,
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fit: BoxFit.cover,
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fadeOutDuration:
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fadeOutDuration ?? const Duration(milliseconds: 120),
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fadeInDuration:
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fadeInDuration ?? const Duration(milliseconds: 120),
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filterQuality: FilterQuality.low,
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errorWidget: (BuildContext context, String url, Object error) =>
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placeholder(context),
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placeholder: (BuildContext context, String url) =>
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placeholder(context),
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),
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)
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: placeholder(context);
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}
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Widget placeholder(BuildContext context) {
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return Container(
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width: width,
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height: height,
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clipBehavior: Clip.antiAlias,
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.onInverseSurface.withOpacity(0.4),
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borderRadius: BorderRadius.circular(type == 'avatar'
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? 50
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: type == 'emote'
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? 0
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: StyleString.imgRadius.x),
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),
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child: type == 'bg'
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? const SizedBox()
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: Center(
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child: Image.asset(
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type == 'avatar'
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? 'assets/images/noface.jpeg'
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: 'assets/images/loading.png',
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width: width,
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height: height,
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cacheWidth: width.cacheSize(context),
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cacheHeight: height.cacheSize(context),
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),
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),
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);
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}
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}
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