Size _getImageSize(Image image) {
    return  Size(image.width.toDouble(), image.height.toDouble());
  }

  Widget _buildBody() {
    return FutureBuilder<File>(
        future: _imageFile,
        builder: (BuildContext context, AsyncSnapshot<File> snapshot) {
          if (snapshot.connectionState == ConnectionState.done &&
              snapshot.hasData) {
            // return Image.file(snapshot.data);
             return Container(
                        foregroundDecoration:
                            TextDetectDecoration(_currentLabels, _getImageSize(Image.file(snapshot.data, fit: BoxFit.fitWidth))),
                        child: Image.file(snapshot.data, fit: BoxFit.fitWidth));

          } else if (snapshot.error != null) {
            return const Text(
              'Error picking image.',
              textAlign: TextAlign.center,
            );
          } else {
            return const Text(
              'You have not yet picked an image.',
              textAlign: TextAlign.center,
            );
          }
        });
  }