fullscreen: rotate & flip in one menu row

lib/widgets/common/entry_actions.dart

@@ -30,9 +30,6 @@ class EntryActions {
     EntryAction.share,
     EntryAction.delete,
     EntryAction.rename,
-    EntryAction.rotateCCW,
-    EntryAction.rotateCW,
-    EntryAction.flip,
     EntryAction.print,
   ];
 
@@ -58,9 +55,9 @@ extension ExtraEntryAction on EntryAction {
       case EntryAction.rename:
         return 'Rename';
       case EntryAction.rotateCCW:
-        return 'Rotate left';
+        return 'Rotate counterclockwise';
       case EntryAction.rotateCW:
-        return 'Rotate right';
+        return 'Rotate clockwise';
       case EntryAction.flip:
         return 'Flip horizontally';
       case EntryAction.print:

lib/widgets/fullscreen/info/metadata_thumbnail.dart

@@ -50,6 +50,7 @@ class _MetadataThumbnailsState extends State<MetadataThumbnails> {
         future: _loader,
         builder: (context, snapshot) {
           if (!snapshot.hasError && snapshot.connectionState == ConnectionState.done && snapshot.data.isNotEmpty) {
+            // TODO TLAD apply the rotation to Exif thumbnail only, on Android side
             final turns = (entry.rotationDegrees / 90).round();
             final devicePixelRatio = MediaQuery.of(context).devicePixelRatio;
             return Container(

lib/widgets/fullscreen/overlay/top.dart

@@ -137,6 +137,7 @@ class _TopOverlayRow extends StatelessWidget {
             key: Key('entry-menu-button'),
             itemBuilder: (context) => [
               ...inAppActions.map(_buildPopupMenuItem),
+              if (entry.canRotateAndFlip) _buildRotateAndFlipMenuItems(),
               PopupMenuDivider(),
               ...externalAppActions.map(_buildPopupMenuItem),
               if (kDebugMode) ...[
@@ -227,6 +228,40 @@ class _TopOverlayRow extends StatelessWidget {
       child: child,
     );
   }
+
+  PopupMenuItem<EntryAction> _buildRotateAndFlipMenuItems() {
+    Widget buildDivider() => SizedBox(
+          height: 16,
+          child: VerticalDivider(
+            width: 1,
+            thickness: 1,
+          ),
+        );
+
+    Widget buildItem(EntryAction action) => Expanded(
+          child: PopupMenuItem(
+            value: action,
+            child: Tooltip(
+              message: action.getText(),
+              child: Center(child: Icon(action.getIcon())),
+            ),
+          ),
+        );
+
+    return PopupMenuItem(
+      child: Row(
+        children: [
+          buildDivider(),
+          buildItem(EntryAction.rotateCCW),
+          buildDivider(),
+          buildItem(EntryAction.rotateCW),
+          buildDivider(),
+          buildItem(EntryAction.flip),
+          buildDivider(),
+        ],
+      ),
+    );
+  }
 }
 
 class _FavouriteToggler extends StatefulWidget {