286 lines
13 KiB
Dart
286 lines
13 KiB
Dart
import 'package:extended_image/extended_image.dart';
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import 'package:flutter/material.dart';
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import 'package:mangayomi/main.dart';
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import 'package:mangayomi/models/settings.dart';
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import 'package:mangayomi/modules/manga/reader/image_view_paged.dart';
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import 'package:mangayomi/modules/manga/reader/reader_view.dart';
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import 'package:mangayomi/modules/manga/reader/widgets/circular_progress_indicator_animate_rotate.dart';
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import 'package:mangayomi/modules/more/settings/reader/reader_screen.dart';
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import 'package:mangayomi/providers/l10n_providers.dart';
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import 'package:mangayomi/utils/extensions/build_context_extensions.dart';
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import 'package:photo_view/photo_view.dart';
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import 'package:photo_view/photo_view_gallery.dart';
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class DoubleColummView extends StatefulWidget {
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final List<UChapDataPreload?> datas;
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final Function(UChapDataPreload datas) onLongPressData;
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final BackgroundColor backgroundColor;
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final Function(bool) isFailedToLoadImage;
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const DoubleColummView(
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{super.key,
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required this.datas,
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required this.onLongPressData,
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required this.backgroundColor,
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required this.isFailedToLoadImage});
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@override
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State<DoubleColummView> createState() => _DoubleColummViewState();
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}
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class _DoubleColummViewState extends State<DoubleColummView>
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with TickerProviderStateMixin {
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late AnimationController _scaleAnimationController;
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late Animation<double> _animation;
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Alignment _scalePosition = Alignment.center;
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final PhotoViewController _photoViewController = PhotoViewController();
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final PhotoViewScaleStateController _photoViewScaleStateController =
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PhotoViewScaleStateController();
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Duration? _doubleTapAnimationDuration() {
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int doubleTapAnimationValue =
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isar.settings.getSync(227)!.doubleTapAnimationSpeed!;
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if (doubleTapAnimationValue == 0) {
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return const Duration(milliseconds: 10);
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} else if (doubleTapAnimationValue == 1) {
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return const Duration(milliseconds: 800);
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}
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return const Duration(milliseconds: 200);
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}
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void _onScaleEnd(BuildContext context, ScaleEndDetails details,
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PhotoViewControllerValue controllerValue) {
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if (controllerValue.scale! < 1) {
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_photoViewScaleStateController.reset();
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}
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}
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double get pixelRatio => View.of(context).devicePixelRatio;
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Size get size => View.of(context).physicalSize / pixelRatio;
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Alignment _computeAlignmentByTapOffset(Offset offset) {
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return Alignment((offset.dx - size.width / 2) / (size.width / 2),
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(offset.dy - size.height / 2) / (size.height / 2));
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}
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@override
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void initState() {
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_scaleAnimationController = AnimationController(
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duration: _doubleTapAnimationDuration(), vsync: this);
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_animation = Tween(begin: 1.0, end: 2.0).animate(
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CurvedAnimation(curve: Curves.ease, parent: _scaleAnimationController));
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_animation.addListener(() {
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_photoViewController.scale = _animation.value;
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});
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super.initState();
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}
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void _toggleScale(Offset tapPosition) {
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if (mounted) {
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setState(() {
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if (_scaleAnimationController.isAnimating) {
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return;
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}
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if (_photoViewController.scale == 1.0) {
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_scalePosition = _computeAlignmentByTapOffset(tapPosition);
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if (_scaleAnimationController.isCompleted) {
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_scaleAnimationController.reset();
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}
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_scaleAnimationController.forward();
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return;
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}
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if (_photoViewController.scale == 2.0) {
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_scaleAnimationController.reverse();
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return;
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}
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_photoViewScaleStateController.reset();
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});
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}
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}
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@override
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Widget build(BuildContext context) {
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return PhotoViewGallery.builder(
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backgroundDecoration: const BoxDecoration(color: Colors.transparent),
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itemCount: 1,
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builder: (context, _) {
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final l10n = l10nLocalizations(context)!;
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return PhotoViewGalleryPageOptions.customChild(
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controller: _photoViewController,
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scaleStateController: _photoViewScaleStateController,
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basePosition: _scalePosition,
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onScaleEnd: _onScaleEnd,
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child: GestureDetector(
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behavior: HitTestBehavior.translucent,
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onDoubleTapDown: (TapDownDetails details) {
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_toggleScale(details.globalPosition);
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},
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onDoubleTap: () {},
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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if (widget.datas[0] != null)
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Flexible(
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child: ImageViewPaged(
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data: widget.datas[0]!,
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loadStateChanged: (state) {
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if (state.extendedImageLoadState ==
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LoadState.loading) {
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final ImageChunkEvent? loadingProgress =
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state.loadingProgress;
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final double progress =
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loadingProgress?.expectedTotalBytes != null
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? loadingProgress!.cumulativeBytesLoaded /
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loadingProgress.expectedTotalBytes!
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: 0;
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return Container(
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color: getBackgroundColor(widget.backgroundColor),
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height: context.height(0.8),
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child: CircularProgressIndicatorAnimateRotate(
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progress: progress),
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);
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}
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if (state.extendedImageLoadState ==
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LoadState.completed) {
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widget.isFailedToLoadImage(false);
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return Image(image: state.imageProvider);
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}
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if (state.extendedImageLoadState ==
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LoadState.failed) {
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widget.isFailedToLoadImage(true);
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return Container(
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color:
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getBackgroundColor(widget.backgroundColor),
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height: context.height(0.8),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Text(
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l10n.image_loading_error,
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style: TextStyle(
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color: Colors.white.withOpacity(0.7)),
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),
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Padding(
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padding: const EdgeInsets.all(8.0),
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child: GestureDetector(
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onLongPress: () {
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state.reLoadImage();
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widget.isFailedToLoadImage(false);
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},
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onTap: () {
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state.reLoadImage();
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widget.isFailedToLoadImage(false);
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},
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child: Container(
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decoration: BoxDecoration(
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color: context.primaryColor,
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borderRadius:
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BorderRadius.circular(30)),
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child: Padding(
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padding:
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const EdgeInsets.symmetric(
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vertical: 8,
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horizontal: 16),
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child: Text(
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l10n.retry,
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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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}
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return null;
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},
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onLongPressData: (datas) =>
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widget.onLongPressData.call(datas),
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),
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),
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// if (widget.datas[1] != null) const SizedBox(width: 10),
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if (widget.datas[1] != null)
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Flexible(
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child: ImageViewPaged(
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data: widget.datas[1]!,
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loadStateChanged: (state) {
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if (state.extendedImageLoadState ==
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LoadState.loading) {
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final ImageChunkEvent? loadingProgress =
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state.loadingProgress;
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final double progress =
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loadingProgress?.expectedTotalBytes != null
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? loadingProgress!.cumulativeBytesLoaded /
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loadingProgress.expectedTotalBytes!
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: 0;
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return Container(
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color: getBackgroundColor(widget.backgroundColor),
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height: context.height(0.8),
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child: CircularProgressIndicatorAnimateRotate(
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progress: progress),
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);
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}
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if (state.extendedImageLoadState ==
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LoadState.completed) {
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widget.isFailedToLoadImage(false);
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return Image(image: state.imageProvider);
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}
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if (state.extendedImageLoadState ==
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LoadState.failed) {
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widget.isFailedToLoadImage(true);
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return Container(
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color:
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getBackgroundColor(widget.backgroundColor),
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height: context.height(0.8),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Text(
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l10n.image_loading_error,
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style: TextStyle(
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color: Colors.white.withOpacity(0.7)),
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),
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Padding(
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padding: const EdgeInsets.all(8.0),
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child: GestureDetector(
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onLongPress: () {
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state.reLoadImage();
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widget.isFailedToLoadImage(false);
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},
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onTap: () {
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state.reLoadImage();
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widget.isFailedToLoadImage(false);
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},
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child: Container(
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decoration: BoxDecoration(
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color: context.primaryColor,
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borderRadius:
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BorderRadius.circular(30)),
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child: Padding(
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padding:
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const EdgeInsets.symmetric(
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vertical: 8,
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horizontal: 16),
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child: Text(
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l10n.retry,
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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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}
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return null;
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},
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onLongPressData: (datas) =>
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widget.onLongPressData.call(datas),
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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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);
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}
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}
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