indicate push/pull

lib/l10n/intl_en.arb

@@ -41,6 +41,8 @@
     "meteringScreenFeatureFilmPicker": "Film picker",
     "meteringScreenFeatureHistogram": "Histogram",
     "film": "Film",
+    "filmPush": "Film (push)",
+    "filmPull": "Film (pull)",
     "equipment": "Equipment",
     "equipmentProfileName": "Equipment profile name",
     "equipmentProfileNameHint": "Praktica MTL5B",

lib/l10n/intl_fr.arb

@@ -41,6 +41,8 @@
     "meteringScreenFeatureFilmPicker": "Sélecteur de film",
     "meteringScreenFeatureHistogram": "Histogramme",
     "film": "Pellicule",
+    "filmPush": "Pellicule (push)",
+    "filmPull": "Pellicule (pull)",
     "equipment": "Équipement",
     "equipmentProfileName": "Nom du profil de l'équipement",
     "tapToAdd": "Appuie pour ajouter",

lib/l10n/intl_ru.arb

@@ -41,6 +41,8 @@
     "meteringScreenFeatureFilmPicker": "Выбор пленки",
     "meteringScreenFeatureHistogram": "Гистограмма",
     "film": "Пленка",
+    "filmPush": "Пленка (push)",
+    "filmPull": "Пленка (pull)",
     "equipment": "Оборудование",
     "equipmentProfileName": "Название профиля",
     "equipmentProfileNameHint": "Praktica MTL5B",
@@ -88,4 +90,4 @@
             }
         }
     }
-}
+}

lib/l10n/intl_zh.arb

@@ -31,7 +31,7 @@
     "thirdStops": "1/3",
     "calibration": "校准",
     "calibrationMessage": "此应用测量读数的准确性完全取决于设备的硬件。因此，请考虑测试此应用并手动设置 EV 校准，以获得准确的测量结果。",
-    "calibrationMessageCameraOnly": "此应用程序测量读数的准确性完全取决于设备的后置摄像头。因此，请考虑测试此应用并手动设置 EV 校准，以获得准确的测量结果。",
+    "calibrationMessageCameraOnly": "此应用程序测量读数的准确s性完全取决于设备的后置摄像头。因此，请考虑测试此应用并手动设置 EV 校准，以获得准确的测量结果。",
     "camera": "摄像头",
     "lightSensor": "光传感器",
     "meteringScreenLayout": "布局",
@@ -41,6 +41,8 @@
     "meteringScreenFeatureFilmPicker": "胶片选择",
     "meteringScreenFeatureHistogram": "直方图",
     "film": "胶片",
+    "filmPush": "胶片 (push)",
+    "filmPull": "胶片 (pull)",
     "equipment": "设备",
     "equipmentProfileName": "设备配置名称",
     "equipmentProfileNameHint": "Praktica MTL5B",

lib/screens/metering/components/shared/readings_container/widget_container_readings.dart

@@ -61,7 +61,7 @@ class ReadingsContainer extends StatelessWidget {
           context,
           MeteringScreenLayoutFeature.filmPicker,
         )) ...[
-          const _FilmPicker(),
+          _FilmPicker(selectedIso: iso),
           const _InnerPadding(),
         ],
         Row(
@@ -117,7 +117,9 @@ class _EquipmentProfilePicker extends StatelessWidget {
 }
 
 class _FilmPicker extends StatelessWidget {
-  const _FilmPicker();
+  final IsoValue selectedIso;
+
+  const _FilmPicker({required this.selectedIso});
 
   @override
   Widget build(BuildContext context) {
@@ -130,7 +132,7 @@ class _FilmPicker extends StatelessWidget {
       onChanged: FilmsProvider.of(context).setFilm,
       closedChild: ReadingValueContainer.singleValue(
         value: ReadingValue(
-          label: S.of(context).film,
+          label: _label(context),
           value: Films.selectedOf(context).name.isEmpty
               ? S.of(context).none
               : Films.selectedOf(context).name,
@@ -138,6 +140,26 @@ class _FilmPicker extends StatelessWidget {
       ),
     );
   }
+
+  String _label(BuildContext context) {
+    if (Films.selectedOf(context) == const Film.other() ||
+        Films.selectedOf(context).iso == selectedIso.value) {
+      return S.of(context).film;
+    }
+
+    final evDiff = IsoValue(
+      Films.selectedOf(context).iso,
+      StopType.full,
+    ).difference(selectedIso);
+
+    if (evDiff > 0) {
+      return S.of(context).filmPush;
+    } else if (evDiff < 0) {
+      return S.of(context).filmPull;
+    } else {
+      return S.of(context).film;
+    }
+  }
 }
 
 class _IsoValuePicker extends StatelessWidget {