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opt: 图片预览

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This commit is contained in:
guozhigq
2024-07-13 16:47:44 +08:00
parent c0371b3d78
commit 9afecbecdb
17 changed files with 958 additions and 599 deletions
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92
lib/pages/dynamics/widgets/content_panel.dart
View File

@ -1,11 +1,11 @@
// 内容
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:pilipala/common/widgets/badge.dart';
import 'package:pilipala/common/widgets/network_img_layer.dart';
import 'package:pilipala/models/dynamics/result.dart';
import 'package:pilipala/pages/preview/index.dart';
import 'package:pilipala/plugin/pl_gallery/index.dart';
import 'rich_node_panel.dart';
// ignore: must_be_immutable
@ -59,17 +59,15 @@ class _ContentState extends State<Content> {
(pictureItem.height != null && pictureItem.width != null
? pictureItem.height! / pictureItem.width!
: 1);
return GestureDetector(
onTap: () {
showDialog(
useSafeArea: false,
context: context,
builder: (context) {
return ImagePreview(initialPage: 0, imgList: picList);
},
);
return Hero(
tag: pictureItem.url!,
placeholderBuilder:
(BuildContext context, Size heroSize, Widget child) {
return child;
},
child: Container(
child: GestureDetector(
onTap: () => onPreviewImg(picList, 1, context),
child: Container(
padding: const EdgeInsets.only(top: 4),
constraints: BoxConstraints(maxHeight: maxHeight),
width: box.maxWidth / 2,
@ -91,7 +89,9 @@ class _ContentState extends State<Content> {
)
: const SizedBox(),
],
)),
),
),
),
);
},
),
@ -102,26 +102,23 @@ class _ContentState extends State<Content> {
List<Widget> list = [];
for (var i = 0; i < len; i++) {
picList.add(pics[i].url!);
}
for (var i = 0; i < len; i++) {
list.add(
LayoutBuilder(
builder: (context, BoxConstraints box) {
double maxWidth = box.maxWidth.truncateToDouble();
return GestureDetector(
onTap: () {
showDialog(
useSafeArea: false,
context: context,
builder: (context) {
return ImagePreview(initialPage: i, imgList: picList);
},
);
},
child: NetworkImgLayer(
src: pics[i].url,
width: maxWidth,
height: maxWidth,
origAspectRatio:
pics[i].width!.toInt() / pics[i].height!.toInt(),
return Hero(
tag: picList[i],
child: GestureDetector(
onTap: () => onPreviewImg(picList, i, context),
child: NetworkImgLayer(
src: pics[i].url,
width: maxWidth,
height: maxWidth,
origAspectRatio:
pics[i].width!.toInt() / pics[i].height!.toInt(),
),
),
);
},
@ -163,6 +160,43 @@ class _ContentState extends State<Content> {
);
}
void onPreviewImg(picList, initIndex, context) {
Navigator.of(context).push(
HeroDialogRoute<void>(
builder: (BuildContext context) => InteractiveviewerGallery(
sources: picList,
initIndex: initIndex,
itemBuilder: (
BuildContext context,
int index,
bool isFocus,
bool enablePageView,
) {
return GestureDetector(
behavior: HitTestBehavior.opaque,
onTap: () {
if (enablePageView) {
Navigator.of(context).pop();
}
},
child: Center(
child: Hero(
tag: picList[index],
child: CachedNetworkImage(
fadeInDuration: const Duration(milliseconds: 0),
imageUrl: picList[index],
fit: BoxFit.contain,
),
),
),
);
},
onPageChanged: (int pageIndex) {},
),
),
);
}
@override
Widget build(BuildContext context) {
TextStyle authorStyle =

68
lib/pages/dynamics/widgets/pic_panel.dart
View File

@ -1,9 +1,47 @@
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:pilipala/common/constants.dart';
import 'package:pilipala/common/widgets/badge.dart';
import 'package:pilipala/common/widgets/network_img_layer.dart';
import 'package:pilipala/pages/preview/index.dart';
import 'package:pilipala/plugin/pl_gallery/index.dart';
void onPreviewImg(currentUrl, picList, initIndex, context) {
Navigator.of(context).push(
HeroDialogRoute<void>(
builder: (BuildContext context) => InteractiveviewerGallery(
sources: picList,
initIndex: initIndex,
itemBuilder: (
BuildContext context,
int index,
bool isFocus,
bool enablePageView,
) {
return GestureDetector(
behavior: HitTestBehavior.opaque,
onTap: () {
if (enablePageView) {
Navigator.of(context).pop();
}
},
child: Center(
child: Hero(
tag: picList[index],
child: CachedNetworkImage(
fadeInDuration: const Duration(milliseconds: 0),
imageUrl: picList[index],
fit: BoxFit.contain,
),
),
),
);
},
onPageChanged: (int pageIndex) {},
),
),
);
}
Widget picWidget(item, context) {
String type = item.modules.moduleDynamic.major.type;
@ -21,25 +59,25 @@ Widget picWidget(item, context) {
List<Widget> list = [];
for (var i = 0; i < len; i++) {
picList.add(pictures[i].src ?? pictures[i].url);
}
for (var i = 0; i < len; i++) {
list.add(
LayoutBuilder(
builder: (context, BoxConstraints box) {
return GestureDetector(
onTap: () {
showDialog(
useSafeArea: false,
context: context,
builder: (context) {
return ImagePreview(initialPage: i, imgList: picList);
},
);
return Hero(
tag: picList[i],
placeholderBuilder:
(BuildContext context, Size heroSize, Widget child) {
return child;
},
child: NetworkImgLayer(
src: pictures[i].src ?? pictures[i].url,
width: box.maxWidth,
height: box.maxWidth,
child: GestureDetector(
onTap: () => onPreviewImg(picList[i], picList, i, context),
child: NetworkImgLayer(
src: pictures[i].src ?? pictures[i].url,
width: box.maxWidth,
height: box.maxWidth,
),
),
// ),
);
},
),

1
lib/pages/main/controller.dart
View File

@ -27,6 +27,7 @@ class MainController extends GetxController {
RxBool userLogin = false.obs;
late Rx<DynamicBadgeMode> dynamicBadgeType = DynamicBadgeMode.number.obs;
late bool enableGradientBg;
bool imgPreviewStatus = false;
@override
void onInit() {

50
lib/pages/preview/controller.dart
View File

@ -1,50 +0,0 @@
import 'dart:io';
import 'package:device_info_plus/device_info_plus.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:get/get.dart';
import 'package:dio/dio.dart';
import 'package:path_provider/path_provider.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:share_plus/share_plus.dart';
class PreviewController extends GetxController {
DeviceInfoPlugin deviceInfo = DeviceInfoPlugin();
RxInt initialPage = 0.obs;
RxInt currentPage = 1.obs;
RxList imgList = [].obs;
bool storage = true;
bool videos = true;
bool photos = true;
String currentImgUrl = '';
requestPermission() async {
Map<Permission, PermissionStatus> statuses = await [
Permission.storage,
// Permission.photos
].request();
statuses[Permission.storage].toString();
// final photosInfo = statuses[Permission.photos].toString();
}
// 图片分享
void onShareImg() async {
SmartDialog.showLoading();
var response = await Dio().get(imgList[initialPage.value],
options: Options(responseType: ResponseType.bytes));
final temp = await getTemporaryDirectory();
SmartDialog.dismiss();
String imgName =
"plpl_pic_${DateTime.now().toString().split('-').join()}.jpg";
var path = '${temp.path}/$imgName';
File(path).writeAsBytesSync(response.data);
Share.shareXFiles([XFile(path)], subject: imgList[initialPage.value]);
}
void onChange(int index) {
initialPage.value = index;
currentPage.value = index + 1;
currentImgUrl = imgList[index];
}
}

4
lib/pages/preview/index.dart
View File

@ -1,4 +0,0 @@
library preview;
export './controller.dart';
export './view.dart';

290
lib/pages/preview/view.dart
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@ -1,290 +0,0 @@
// ignore_for_file: library_private_types_in_public_api
import 'dart:io';
import 'package:dismissible_page/dismissible_page.dart';
import 'package:flutter/services.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:get/get.dart';
import 'package:flutter/material.dart';
import 'package:extended_image/extended_image.dart';
import 'package:pilipala/utils/download.dart';
import 'controller.dart';
import 'package:status_bar_control/status_bar_control.dart';
typedef DoubleClickAnimationListener = void Function();
class ImagePreview extends StatefulWidget {
final int? initialPage;
final List<String>? imgList;
const ImagePreview({
Key? key,
this.initialPage,
this.imgList,
}) : super(key: key);
@override
_ImagePreviewState createState() => _ImagePreviewState();
}
class _ImagePreviewState extends State<ImagePreview>
with TickerProviderStateMixin {
final PreviewController _previewController = Get.put(PreviewController());
// late AnimationController animationController;
late AnimationController _doubleClickAnimationController;
Animation<double>? _doubleClickAnimation;
late DoubleClickAnimationListener _doubleClickAnimationListener;
List<double> doubleTapScales = <double>[1.0, 2.0];
bool _dismissDisabled = false;
@override
void initState() {
super.initState();
_previewController.initialPage.value = widget.initialPage!;
_previewController.currentPage.value = widget.initialPage! + 1;
_previewController.imgList.value = widget.imgList!;
_previewController.currentImgUrl = widget.imgList![widget.initialPage!];
// animationController = AnimationController(
// vsync: this, duration: const Duration(milliseconds: 400));
setStatusBar();
_doubleClickAnimationController = AnimationController(
duration: const Duration(milliseconds: 250), vsync: this);
}
onOpenMenu() {
showDialog(
context: context,
builder: (BuildContext context) {
return AlertDialog(
clipBehavior: Clip.hardEdge,
contentPadding: const EdgeInsets.fromLTRB(0, 12, 0, 12),
content: Column(
mainAxisSize: MainAxisSize.min,
children: [
ListTile(
onTap: () {
_previewController.onShareImg();
Get.back();
},
dense: true,
title: const Text('分享', style: TextStyle(fontSize: 14)),
),
ListTile(
onTap: () {
Clipboard.setData(
ClipboardData(text: _previewController.currentImgUrl))
.then((value) {
Get.back();
SmartDialog.showToast('已复制到粘贴板');
}).catchError((err) {
SmartDialog.showNotify(
msg: err.toString(),
notifyType: NotifyType.error,
);
});
},
dense: true,
title: const Text('复制链接', style: TextStyle(fontSize: 14)),
),
ListTile(
onTap: () {
Get.back();
DownloadUtils.downloadImg(_previewController.currentImgUrl);
},
dense: true,
title: const Text('保存到手机', style: TextStyle(fontSize: 14)),
),
],
),
);
},
);
}
// 隐藏状态栏，避免遮挡图片内容
setStatusBar() async {
if (Platform.isIOS || Platform.isAndroid) {
await StatusBarControl.setHidden(true,
animation: StatusBarAnimation.SLIDE);
}
}
@override
void dispose() {
// animationController.dispose();
try {
StatusBarControl.setHidden(false, animation: StatusBarAnimation.SLIDE);
} catch (_) {}
_doubleClickAnimationController.dispose();
clearGestureDetailsCache();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.black,
primary: false,
extendBody: true,
appBar: AppBar(
primary: false,
toolbarHeight: 0,
backgroundColor: Colors.black,
systemOverlayStyle: SystemUiOverlayStyle.dark,
),
body: Stack(
children: [
GestureDetector(
onLongPress: () => onOpenMenu(),
child: ExtendedImageGesturePageView.builder(
controller: ExtendedPageController(
initialPage: _previewController.initialPage.value,
pageSpacing: 0,
),
onPageChanged: (int index) => _previewController.onChange(index),
canScrollPage: (GestureDetails? gestureDetails) =>
gestureDetails!.totalScale! <= 1.0,
itemCount: widget.imgList!.length,
itemBuilder: (BuildContext context, int index) {
return ExtendedImage.network(
widget.imgList![index],
fit: BoxFit.contain,
mode: ExtendedImageMode.gesture,
onDoubleTap: (ExtendedImageGestureState state) {
final Offset? pointerDownPosition =
state.pointerDownPosition;
final double? begin = state.gestureDetails!.totalScale;
double end;
//remove old
_doubleClickAnimation
?.removeListener(_doubleClickAnimationListener);
//stop pre
_doubleClickAnimationController.stop();
//reset to use
_doubleClickAnimationController.reset();
if (begin == doubleTapScales[0]) {
setState(() {
_dismissDisabled = true;
});
end = doubleTapScales[1];
} else {
setState(() {
_dismissDisabled = false;
});
end = doubleTapScales[0];
}
_doubleClickAnimationListener = () {
state.handleDoubleTap(
scale: _doubleClickAnimation!.value,
doubleTapPosition: pointerDownPosition);
};
_doubleClickAnimation = _doubleClickAnimationController
.drive(Tween<double>(begin: begin, end: end));
_doubleClickAnimation!
.addListener(_doubleClickAnimationListener);
_doubleClickAnimationController.forward();
},
// ignore: body_might_complete_normally_nullable
loadStateChanged: (ExtendedImageState state) {
if (state.extendedImageLoadState == LoadState.loading) {
final ImageChunkEvent? loadingProgress =
state.loadingProgress;
final double? progress =
loadingProgress?.expectedTotalBytes != null
? loadingProgress!.cumulativeBytesLoaded /
loadingProgress.expectedTotalBytes!
: null;
return Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.center,
children: <Widget>[
SizedBox(
width: 150.0,
child: LinearProgressIndicator(
value: progress,
color: Colors.white,
),
),
// const SizedBox(height: 10.0),
// Text('${((progress ?? 0.0) * 100).toInt()}%',),
],
),
);
}
},
initGestureConfigHandler: (ExtendedImageState state) {
return GestureConfig(
inPageView: true,
initialScale: 1.0,
maxScale: 5.0,
animationMaxScale: 6.0,
initialAlignment: InitialAlignment.center,
);
},
);
},
),
),
Positioned(
left: 0,
right: 0,
bottom: 0,
child: Container(
padding: EdgeInsets.only(
left: 20,
right: 20,
bottom: MediaQuery.of(context).padding.bottom + 30),
decoration: const BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: <Color>[
Colors.transparent,
Colors.black87,
],
tileMode: TileMode.mirror,
),
),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
widget.imgList!.length > 1
? Obx(
() => Text.rich(
textAlign: TextAlign.center,
TextSpan(
style: const TextStyle(
color: Colors.white, fontSize: 16),
children: [
TextSpan(
text: _previewController.currentPage
.toString()),
const TextSpan(text: ' / '),
TextSpan(
text:
widget.imgList!.length.toString()),
]),
),
)
: const SizedBox(),
IconButton(
onPressed: () => Get.back(),
icon: const Icon(Icons.close, color: Colors.white),
),
],
)),
),
],
),
);
}
}

137
lib/pages/video/detail/reply/widgets/reply_item.dart
View File

@ -1,4 +1,5 @@
import 'package:appscheme/appscheme.dart';
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
@ -9,9 +10,10 @@ import 'package:pilipala/common/widgets/badge.dart';
import 'package:pilipala/common/widgets/network_img_layer.dart';
import 'package:pilipala/models/common/reply_type.dart';
import 'package:pilipala/models/video/reply/item.dart';
import 'package:pilipala/pages/preview/index.dart';
import 'package:pilipala/pages/main/index.dart';
import 'package:pilipala/pages/video/detail/index.dart';
import 'package:pilipala/pages/video/detail/reply_new/index.dart';
import 'package:pilipala/plugin/pl_gallery/index.dart';
import 'package:pilipala/utils/app_scheme.dart';
import 'package:pilipala/utils/feed_back.dart';
import 'package:pilipala/utils/id_utils.dart';
@ -540,6 +542,53 @@ InlineSpan buildContent(
);
}
void onPreviewImg(picList, initIndex) {
final MainController mainController = Get.find<MainController>();
mainController.imgPreviewStatus = true;
Navigator.of(context).push(
HeroDialogRoute<void>(
builder: (BuildContext context) => InteractiveviewerGallery(
sources: picList,
initIndex: initIndex,
itemBuilder: (
BuildContext context,
int index,
bool isFocus,
bool enablePageView,
) {
return GestureDetector(
behavior: HitTestBehavior.opaque,
onTap: () {
if (enablePageView) {
Navigator.of(context).pop();
final MainController mainController =
Get.find<MainController>();
mainController.imgPreviewStatus = false;
}
},
child: Center(
child: Hero(
tag: picList[index],
child: CachedNetworkImage(
fadeInDuration: const Duration(milliseconds: 0),
imageUrl: picList[index],
fit: BoxFit.contain,
),
),
),
);
},
onPageChanged: (int pageIndex) {},
onDismissed: (int value) {
print('onDismissed');
final MainController mainController = Get.find<MainController>();
mainController.imgPreviewStatus = false;
},
),
),
);
}
// 分割文本并处理每个部分
content.message.splitMapJoin(
pattern,
@ -831,38 +880,33 @@ InlineSpan buildContent(
.truncateToDouble();
} catch (_) {}
return GestureDetector(
onTap: () {
showDialog(
useSafeArea: false,
context: context,
builder: (BuildContext context) {
return ImagePreview(initialPage: 0, imgList: picList);
},
);
},
child: Container(
padding: const EdgeInsets.only(top: 4),
constraints: BoxConstraints(maxHeight: maxHeight),
width: box.maxWidth / 2,
height: height,
child: Stack(
children: [
Positioned.fill(
child: NetworkImgLayer(
src: pictureItem['img_src'],
width: box.maxWidth / 2,
height: height,
return Hero(
tag: picList[0],
child: GestureDetector(
onTap: () => onPreviewImg(picList, 0),
child: Container(
padding: const EdgeInsets.only(top: 4),
constraints: BoxConstraints(maxHeight: maxHeight),
width: box.maxWidth / 2,
height: height,
child: Stack(
children: [
Positioned.fill(
child: NetworkImgLayer(
src: picList[0],
width: box.maxWidth / 2,
height: height,
),
),
),
height > Get.size.height * 0.9
? const PBadge(
text: '长图',
right: 8,
bottom: 8,
)
: const SizedBox(),
],
height > Get.size.height * 0.9
? const PBadge(
text: '长图',
right: 8,
bottom: 8,
)
: const SizedBox(),
],
),
),
),
);
@ -874,25 +918,22 @@ InlineSpan buildContent(
List<Widget> list = [];
for (var i = 0; i < len; i++) {
picList.add(content.pictures[i]['img_src']);
}
for (var i = 0; i < len; i++) {
list.add(
LayoutBuilder(
builder: (context, BoxConstraints box) {
return GestureDetector(
onTap: () {
showDialog(
useSafeArea: false,
context: context,
builder: (context) {
return ImagePreview(initialPage: i, imgList: picList);
},
);
},
child: NetworkImgLayer(
src: content.pictures[i]['img_src'],
width: box.maxWidth,
height: box.maxWidth,
origAspectRatio: content.pictures[i]['img_width'] /
content.pictures[i]['img_height']),
return Hero(
tag: picList[i],
child: GestureDetector(
onTap: () => onPreviewImg(picList, i),
child: NetworkImgLayer(
src: picList[i],
width: box.maxWidth,
height: box.maxWidth,
origAspectRatio: content.pictures[i]['img_width'] /
content.pictures[i]['img_height']),
),
);
},
),

11
lib/pages/video/detail/view.dart
View File

@ -15,6 +15,7 @@ import 'package:pilipala/http/user.dart';
import 'package:pilipala/models/common/search_type.dart';
import 'package:pilipala/pages/bangumi/introduction/index.dart';
import 'package:pilipala/pages/danmaku/view.dart';
import 'package:pilipala/pages/main/index.dart';
import 'package:pilipala/pages/video/detail/reply/index.dart';
import 'package:pilipala/pages/video/detail/controller.dart';
import 'package:pilipala/pages/video/detail/introduction/index.dart';
@ -240,6 +241,11 @@ class _VideoDetailPageState extends State<VideoDetailPage>
@override
// 离开当前页面时
void didPushNext() async {
final MainController mainController = Get.find<MainController>();
if (mainController.imgPreviewStatus) {
return;
}
/// 开启
if (setting.get(SettingBoxKey.enableAutoBrightness, defaultValue: false)
as bool) {
@ -259,6 +265,11 @@ class _VideoDetailPageState extends State<VideoDetailPage>
@override
// 返回当前页面时
void didPopNext() async {
final MainController mainController = Get.find<MainController>();
if (mainController.imgPreviewStatus) {
return;
}
if (plPlayerController != null &&
plPlayerController!.videoPlayerController != null) {
setState(() {