camView title

lib/utils/camera_util.dart

@@ -12,14 +12,16 @@ Future<File> camFile({double maxHeight = 3000, double maxWidth = 3000}) async {
 }
 
 Future<File> camView(BuildContext context,
-    {double maxHeight = 3000, double maxWidth = 3000}) async {
+    {double maxHeight = 3000,
+    double maxWidth = 3000,
+    @required String title}) async {
   File file = await camFile(maxHeight: maxHeight, maxWidth: maxWidth);
   if (file == null) return null;
   return await Navigator.push(context, PageRouteBuilder(
     pageBuilder: (context, animation, secondAnimation) {
       return FadeTransition(
         opacity: animation,
-        child: CameraView(file: file, title: '照片选择器'),
+        child: CameraView(file: file, title: title),
       );
     },
   ));