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https://github.com/immich-app/immich.git
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feat: mobile editing
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bwees
382
mobile/lib/presentation/pages/drift_edit.page.dart
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382
mobile/lib/presentation/pages/drift_edit.page.dart
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import 'dart:async';
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import 'dart:math';
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import 'package:auto_route/auto_route.dart';
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import 'package:collection/collection.dart';
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import 'package:crop_image/crop_image.dart';
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import 'package:easy_localization/easy_localization.dart';
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import 'package:flutter/material.dart';
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import 'package:hooks_riverpod/hooks_riverpod.dart';
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import 'package:immich_mobile/domain/models/asset/base_asset.model.dart';
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import 'package:immich_mobile/domain/models/asset_edit.model.dart';
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import 'package:immich_mobile/domain/models/exif.model.dart';
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import 'package:immich_mobile/extensions/build_context_extensions.dart';
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import 'package:immich_mobile/providers/theme.provider.dart';
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import 'package:immich_mobile/theme/theme_data.dart';
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import 'package:immich_mobile/utils/editor.utils.dart';
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import 'package:immich_ui/immich_ui.dart';
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import 'package:openapi/api.dart' show CropParameters, RotateParameters, MirrorParameters, MirrorAxis;
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@RoutePage()
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class DriftEditImagePage extends ConsumerStatefulWidget {
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final Image image;
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final BaseAsset asset;
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final List<AssetEdit> edits;
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final ExifInfo exifInfo;
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final Future<void> Function(List<AssetEdit> edits) applyEdits;
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const DriftEditImagePage({
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super.key,
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required this.image,
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required this.asset,
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required this.edits,
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required this.exifInfo,
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required this.applyEdits,
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});
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@override
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ConsumerState<DriftEditImagePage> createState() => _DriftEditImagePageState();
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}
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typedef AspectRatio = ({double? ratio, String label});
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class _DriftEditImagePageState extends ConsumerState<DriftEditImagePage> with TickerProviderStateMixin {
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late final CropController cropController;
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Duration _rotationAnimationDuration = const Duration(milliseconds: 250);
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int _rotationAngle = 0;
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bool _flipHorizontal = false;
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bool _flipVertical = false;
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double? aspectRatio;
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late final originalWidth = widget.exifInfo.isFlipped ? widget.exifInfo.height : widget.exifInfo.width;
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late final originalHeight = widget.exifInfo.isFlipped ? widget.exifInfo.width : widget.exifInfo.height;
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bool isEditing = false;
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List<AspectRatio> aspectRatios = const [
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(ratio: null, label: 'Free'),
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(ratio: 1.0, label: '1:1'),
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(ratio: 16.0 / 9.0, label: '16:9'),
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(ratio: 3.0 / 2.0, label: '3:2'),
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(ratio: 7.0 / 5.0, label: '7:5'),
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(ratio: 9.0 / 16.0, label: '9:16'),
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(ratio: 2.0 / 3.0, label: '2:3'),
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(ratio: 5.0 / 7.0, label: '5:7'),
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];
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void initEditor() {
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final existingCrop = widget.edits.firstWhereOrNull((edit) => edit.action == AssetEditAction.crop);
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Rect crop = existingCrop != null && originalWidth != null && originalHeight != null
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? convertCropParametersToRect(
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CropParameters.fromJson(existingCrop.parameters)!,
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originalWidth!,
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originalHeight!,
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)
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: const Rect.fromLTRB(0, 0, 1, 1);
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cropController = CropController(defaultCrop: crop);
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final transform = normalizeTransformEdits(widget.edits);
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// dont animate to initial rotation
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_rotationAnimationDuration = const Duration(milliseconds: 0);
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_rotationAngle = transform.rotation.toInt();
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_flipHorizontal = transform.mirrorHorizontal;
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_flipVertical = transform.mirrorVertical;
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}
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Future<void> _saveEditedImage() async {
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setState(() {
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isEditing = true;
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});
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final cropParameters = convertRectToCropParameters(cropController.crop, originalWidth ?? 0, originalHeight ?? 0);
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final normalizedRotation = (_rotationAngle % 360 + 360) % 360;
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final edits = <AssetEdit>[];
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if (cropParameters.width != originalWidth || cropParameters.height != originalHeight) {
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edits.add(AssetEdit(action: AssetEditAction.crop, parameters: cropParameters.toJson()));
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}
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if (_flipHorizontal) {
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edits.add(
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AssetEdit(
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action: AssetEditAction.mirror,
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parameters: MirrorParameters(axis: MirrorAxis.horizontal).toJson(),
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),
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);
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}
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if (_flipVertical) {
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edits.add(
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AssetEdit(
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action: AssetEditAction.mirror,
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parameters: MirrorParameters(axis: MirrorAxis.vertical).toJson(),
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),
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);
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}
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if (normalizedRotation != 0) {
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edits.add(
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AssetEdit(
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action: AssetEditAction.rotate,
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parameters: RotateParameters(angle: normalizedRotation).toJson(),
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),
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);
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}
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await widget.applyEdits(edits);
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setState(() {
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isEditing = false;
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});
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}
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@override
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void initState() {
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super.initState();
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initEditor();
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}
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@override
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void dispose() {
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cropController.dispose();
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super.dispose();
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}
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void _rotateLeft() {
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setState(() {
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_rotationAnimationDuration = const Duration(milliseconds: 150);
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_rotationAngle -= 90;
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});
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}
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void _rotateRight() {
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setState(() {
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_rotationAnimationDuration = const Duration(milliseconds: 150);
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_rotationAngle += 90;
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});
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}
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void _flipHorizontally() {
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setState(() {
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if (_rotationAngle % 180 != 0) {
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// When rotated 90 or 270 degrees, flipping horizontally is equivalent to flipping vertically
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_flipVertical = !_flipVertical;
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} else {
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_flipHorizontal = !_flipHorizontal;
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}
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});
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}
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void _flipVertically() {
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setState(() {
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if (_rotationAngle % 180 != 0) {
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// When rotated 90 or 270 degrees, flipping vertically is equivalent to flipping horizontally
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_flipHorizontal = !_flipHorizontal;
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} else {
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_flipVertical = !_flipVertical;
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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 Theme(
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data: getThemeData(colorScheme: ref.watch(immichThemeProvider).dark, locale: context.locale),
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child: Scaffold(
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appBar: AppBar(
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backgroundColor: Colors.black,
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title: Text("edit".tr()),
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leading: const ImmichCloseButton(),
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actions: [
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isEditing
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? const Padding(
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padding: EdgeInsets.all(8.0),
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child: SizedBox(width: 28, height: 28, child: CircularProgressIndicator(strokeWidth: 2.5)),
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)
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: ImmichIconButton(
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icon: Icons.done_rounded,
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color: ImmichColor.primary,
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variant: ImmichVariant.ghost,
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onPressed: _saveEditedImage,
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),
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],
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),
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backgroundColor: Colors.black,
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body: SafeArea(
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bottom: false,
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child: LayoutBuilder(
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builder: (BuildContext context, BoxConstraints constraints) {
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// Calculate the bounding box size needed for the rotated container
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final baseWidth = constraints.maxWidth * 0.9;
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final baseHeight = constraints.maxHeight * 0.8;
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return Column(
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children: [
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SizedBox(
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width: constraints.maxWidth,
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height: constraints.maxHeight * 0.7,
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child: Center(
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child: AnimatedRotation(
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turns: _rotationAngle / 360,
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duration: _rotationAnimationDuration,
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curve: Curves.easeInOut,
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child: Transform(
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alignment: Alignment.center,
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transform: Matrix4.identity()
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..scaleByDouble(_flipHorizontal ? -1.0 : 1.0, _flipVertical ? -1.0 : 1.0, 1.0, 1.0),
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child: Container(
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padding: const EdgeInsets.all(10),
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width: (_rotationAngle % 180 == 0) ? baseWidth : baseHeight,
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height: (_rotationAngle % 180 == 0) ? baseHeight : baseWidth,
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child: CropImage(controller: cropController, image: widget.image, gridColor: Colors.white),
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),
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),
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),
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),
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),
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Expanded(
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child: Container(
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width: double.infinity,
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decoration: BoxDecoration(
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color: context.scaffoldBackgroundColor,
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borderRadius: const BorderRadius.only(
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topLeft: Radius.circular(20),
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topRight: Radius.circular(20),
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),
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),
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child: Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Padding(
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padding: const EdgeInsets.only(left: 20, right: 20, top: 20, bottom: 10),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Row(
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children: [
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ImmichIconButton(
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icon: Icons.rotate_left,
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variant: ImmichVariant.ghost,
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color: ImmichColor.secondary,
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onPressed: _rotateLeft,
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),
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const SizedBox(width: 8),
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ImmichIconButton(
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icon: Icons.rotate_right,
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variant: ImmichVariant.ghost,
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color: ImmichColor.secondary,
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onPressed: _rotateRight,
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),
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],
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),
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Row(
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children: [
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ImmichIconButton(
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icon: Icons.flip,
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variant: ImmichVariant.ghost,
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color: _flipHorizontal ? ImmichColor.primary : ImmichColor.secondary,
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onPressed: _flipHorizontally,
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),
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const SizedBox(width: 8),
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Transform.rotate(
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angle: pi / 2,
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child: ImmichIconButton(
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icon: Icons.flip,
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variant: ImmichVariant.ghost,
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color: _flipVertical ? ImmichColor.primary : ImmichColor.secondary,
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onPressed: _flipVertically,
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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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SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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padding: const EdgeInsets.symmetric(horizontal: 20),
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child: Row(
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spacing: 12,
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children: aspectRatios.map((aspect) {
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return _AspectRatioButton(
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cropController: cropController,
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currentAspectRatio: aspectRatio,
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ratio: aspect.ratio,
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label: aspect.label,
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onPressed: () {
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setState(() {
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aspectRatio = aspect.ratio;
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cropController.aspectRatio = aspect.ratio;
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});
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},
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);
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}).toList(),
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),
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),
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const Spacer(),
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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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),
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),
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);
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}
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}
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class _AspectRatioButton extends StatelessWidget {
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final CropController cropController;
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final double? currentAspectRatio;
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final double? ratio;
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final String label;
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final VoidCallback onPressed;
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const _AspectRatioButton({
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required this.cropController,
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required this.currentAspectRatio,
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required this.ratio,
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required this.label,
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required this.onPressed,
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});
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@override
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Widget build(BuildContext context) {
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return Column(
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mainAxisSize: MainAxisSize.max,
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children: [
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IconButton(
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iconSize: 36,
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icon: Transform.rotate(
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angle: (ratio ?? 1.0) < 1.0 ? pi / 2 : 0,
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child: Icon(switch (label) {
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'Free' => Icons.crop_free_rounded,
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'1:1' => Icons.crop_square_rounded,
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'16:9' => Icons.crop_16_9_rounded,
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'3:2' => Icons.crop_3_2_rounded,
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'7:5' => Icons.crop_7_5_rounded,
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'9:16' => Icons.crop_16_9_rounded,
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'2:3' => Icons.crop_3_2_rounded,
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'5:7' => Icons.crop_7_5_rounded,
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_ => Icons.crop_free_rounded,
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}, color: currentAspectRatio == ratio ? context.primaryColor : context.themeData.iconTheme.color),
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),
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onPressed: onPressed,
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),
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Text(label, style: context.textTheme.displayMedium),
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],
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);
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}
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}
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