Can crop image

lib/ui/routes/image_editor_route.dart

@@ -0,0 +1,53 @@
+import 'dart:io';
+
+import 'package:comunic/models/api_request.dart';
+import 'package:comunic/utils/intl_utils.dart';
+import 'package:comunic/utils/log_utils.dart';
+import 'package:comunic/utils/ui_utils.dart';
+import 'package:flutter/material.dart';
+import 'package:image_cropper/image_cropper.dart';
+
+import '../../models/api_request.dart';
+import '../../utils/files_utils.dart';
+
+/// Image cropper route
+///
+/// @author Pierre Hubert
+
+/// Attempt to crop image
+///
+/// Return original image in case of error / if the user did not crop the image
+Future<BytesFile> showImageCropper(
+    BuildContext context, BytesFile source) async {
+  assert(context != null);
+  assert(source != null);
+
+  File file;
+  File cropped;
+
+  try {
+    file = await generateTemporaryFile();
+    await file.writeAsBytes(source.bytes);
+
+    File cropped = await ImageCropper.cropImage(
+      sourcePath: file.absolute.path,
+      compressFormat: ImageCompressFormat.png,
+      androidUiSettings: AndroidUiSettings(
+        toolbarColor: Colors.black,
+        toolbarTitle: tr("Crop Photo"),
+        toolbarWidgetColor: Colors.white,
+      ),
+    );
+
+    if (cropped == null) return null;
+
+    return BytesFile("cropped.png", await cropped.readAsBytes());
+  } catch (e, s) {
+    logError(e, s);
+    snack(context, tr("Failed to execute image cropper!"));
+    return source;
+  } finally {
+    if (file != null && await file.exists()) file.delete();
+    if (cropped != null && await cropped.exists()) cropped.delete();
+  }
+}