Can zoom full screen images

lib/utils/ui_utils.dart

@@ -3,6 +3,7 @@ import 'package:comunic/helpers/preferences_helper.dart';
 import 'package:comunic/utils/intl_utils.dart';
 import 'package:flutter/material.dart';
 import 'package:html/parser.dart';
+import 'package:photo_view/photo_view.dart';
 
 /// User interface utilities
 ///
@@ -68,9 +69,8 @@ Widget buildErrorCard(String message,
 /// Show an image with a given [url] in full screen
 void showImageFullScreen(BuildContext context, String url) {
   Navigator.of(context).push(MaterialPageRoute(builder: (c) {
-    // TODO : add better support later
-    return CachedNetworkImage(
-      imageUrl: url,
+    return PhotoView(
+      imageProvider: CachedNetworkImageProvider(url),
     );
   }));
 }