HyperNet/Messaging
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

✨ Croppable post image

Browse Source
This commit is contained in:
LittleSheep
2024-11-11 21:48:50 +08:00
parent f23ffe61f5
commit b166a6e85c
8 changed files with 185 additions and 94 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
lib/controllers/post_write_controller.dart
View File

@ -4,6 +4,7 @@ import 'package:dio/dio.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:image_picker/image_picker.dart';
import 'package:mime/mime.dart';
import 'package:provider/provider.dart';
import 'package:surface/providers/sn_attachment.dart';
import 'package:surface/providers/sn_network.dart';
@ -47,7 +48,10 @@ class PostWriteMedia {
PostWriteMedia.fromFile(this.file, {this.attachment, this.raw}) {
name = file!.name;
switch (file?.mimeType?.split('/').firstOrNull) {
String? mimetype = file!.mimeType;
mimetype ??= lookupMimeType(file!.path);
switch (mimetype?.split('/').firstOrNull) {
case 'image':
type = PostWriteMediaType.image;
break;
@ -94,7 +98,17 @@ class PostWriteMedia {
}) {
if (attachment != null) {
final sn = context.read<SnNetworkProvider>();
return UniversalImage.provider(sn.getAttachmentUrl(attachment!.rid));
final ImageProvider provider =
UniversalImage.provider(sn.getAttachmentUrl(attachment!.rid));
if (width != null && height != null) {
return ResizeImage(
provider,
width: width,
height: height,
policy: ResizeImagePolicy.fit,
);
}
return provider;
} else if (file != null) {
final ImageProvider provider =
kIsWeb ? NetworkImage(file!.path) : FileImage(File(file!.path));
@ -324,6 +338,11 @@ class PostWriteController extends ChangeNotifier {
notifyListeners();
}
void setAttachmentAt(int idx, PostWriteMedia item) {
attachments[idx] = item;
notifyListeners();
}
void removeAttachmentAt(int idx) {
attachments.removeAt(idx);
notifyListeners();

6
lib/providers/sn_attachment.dart
View File

@ -1,4 +1,5 @@
import 'dart:collection';
import 'dart:math' as math;
import 'dart:typed_data';
import 'package:dio/dio.dart';
@ -165,7 +166,10 @@ class SnAttachmentProvider {
for (final entry in chunks.entries) {
queue.add(() async {
final beginCursor = entry.value * chunkSize;
final endCursor = (entry.value + 1) * chunkSize;
final endCursor = math.min<int>(
(entry.value + 1) * chunkSize,
await file.length(),
);
final data = Uint8List.fromList(await file
.openRead(beginCursor, endCursor)
.expand((chunk) => chunk)

5
lib/screens/post/post_editor.dart
View File

@ -343,10 +343,7 @@ class _PostEditorScreenState extends State<PostEditorScreen> {
),
if (_writeController.attachments.isNotEmpty)
PostMediaPendingList(
data: _writeController.attachments,
onRemove: (idx) {
_writeController.removeAttachmentAt(idx);
},
controller: _writeController,
).padding(bottom: 8),
Material(
elevation: 2,

192
lib/widgets/post/post_media_pending_list.dart
View File

@ -1,83 +1,147 @@
import 'dart:io';
import 'dart:ui';
import 'package:croppy/croppy.dart';
import 'package:dismissible_page/dismissible_page.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter_context_menu/flutter_context_menu.dart';
import 'package:gap/gap.dart';
import 'package:material_symbols_icons/symbols.dart';
import 'package:styled_widget/styled_widget.dart';
import 'package:surface/controllers/post_write_controller.dart';
import 'package:surface/widgets/attachment/attachment_detail.dart';
class PostMediaPendingList extends StatelessWidget {
final List<PostWriteMedia> data;
final Function(int idx)? onRemove;
const PostMediaPendingList({
super.key,
required this.data,
this.onRemove,
});
final PostWriteController controller;
const PostMediaPendingList({super.key, required this.controller});
void _cropImage(BuildContext context, int idx) async {
final media = controller.attachments[idx];
final result = (!kIsWeb && (Platform.isIOS || Platform.isMacOS))
? await showCupertinoImageCropper(
// ignore: use_build_context_synchronously
context,
// ignore: use_build_context_synchronously
imageProvider: media.getImageProvider(context)!,
)
: await showMaterialImageCropper(
// ignore: use_build_context_synchronously
context,
// ignore: use_build_context_synchronously
imageProvider: media.getImageProvider(context)!,
);
if (result == null) return;
if (!context.mounted) return;
final rawBytes =
(await result.uiImage.toByteData(format: ImageByteFormat.png))!
.buffer
.asUint8List();
controller.setAttachmentAt(
idx,
PostWriteMedia.fromBytes(rawBytes, media.name, media.type),
);
}
@override
Widget build(BuildContext context) {
final devicePixelRatio = MediaQuery.of(context).devicePixelRatio;
return Container(
constraints: const BoxConstraints(maxHeight: 120),
child: ListView.separated(
scrollDirection: Axis.horizontal,
padding: const EdgeInsets.symmetric(horizontal: 8),
separatorBuilder: (context, index) => const Gap(8),
itemCount: data.length,
itemBuilder: (context, idx) {
final file = data[idx];
return ContextMenuRegion(
contextMenu: ContextMenu(
entries: [
if (onRemove != null)
MenuItem(
label: 'delete'.tr(),
icon: Symbols.delete,
onSelected: () {
onRemove!(idx);
},
),
],
),
child: Container(
decoration: BoxDecoration(
border: Border.all(
color: Theme.of(context).dividerColor,
width: 1,
),
borderRadius: BorderRadius.circular(8),
),
child: ClipRRect(
borderRadius: const BorderRadius.all(Radius.circular(8)),
child: AspectRatio(
aspectRatio: 1,
child: switch (file.type) {
PostWriteMediaType.image =>
LayoutBuilder(builder: (context, constraints) {
return Image(
image: file.getImageProvider(
context,
width: (constraints.maxWidth * devicePixelRatio)
.round(),
height: (constraints.maxHeight * devicePixelRatio)
.round(),
)!,
fit: BoxFit.cover,
);
}),
_ => Container(
color: Theme.of(context).colorScheme.surface,
child: const Icon(Symbols.docs).center(),
return ListenableBuilder(
listenable: controller,
builder: (context, _) {
return Container(
constraints: const BoxConstraints(maxHeight: 120),
child: ListView.separated(
scrollDirection: Axis.horizontal,
padding: const EdgeInsets.symmetric(horizontal: 8),
separatorBuilder: (context, index) => const Gap(8),
itemCount: controller.attachments.length,
itemBuilder: (context, idx) {
final media = controller.attachments[idx];
return ContextMenuRegion(
contextMenu: ContextMenu(
entries: [
if (media.type == PostWriteMediaType.image &&
media.attachment != null)
MenuItem(
label: 'preview'.tr(),
icon: Symbols.preview,
onSelected: () {
context.pushTransparentRoute(
AttachmentDetailPopup(data: media.attachment!),
rootNavigator: true,
);
},
),
},
if (media.type == PostWriteMediaType.image &&
media.attachment == null)
MenuItem(
label: 'crop'.tr(),
icon: Symbols.crop,
onSelected: () => _cropImage(context, idx),
),
if (media.attachment == null)
MenuItem(
label: 'delete'.tr(),
icon: Symbols.delete,
onSelected: () {
controller.removeAttachmentAt(idx);
},
)
else
MenuItem(
label: 'unlink'.tr(),
icon: Symbols.link_off,
onSelected: () {
controller.removeAttachmentAt(idx);
},
),
],
),
),
),
);
},
),
child: Container(
decoration: BoxDecoration(
border: Border.all(
color: Theme.of(context).dividerColor,
width: 1,
),
borderRadius: BorderRadius.circular(8),
),
child: ClipRRect(
borderRadius: const BorderRadius.all(Radius.circular(8)),
child: AspectRatio(
aspectRatio: 1,
child: switch (media.type) {
PostWriteMediaType.image =>
LayoutBuilder(builder: (context, constraints) {
return Image(
image: media.getImageProvider(
context,
width: (constraints.maxWidth * devicePixelRatio)
.round(),
height:
(constraints.maxHeight * devicePixelRatio)
.round(),
)!,
fit: BoxFit.cover,
);
}),
_ => Container(
color: Theme.of(context).colorScheme.surface,
child: const Icon(Symbols.docs).center(),
),
},
),
),
),
);
},
),
);
},
);
}
}