popRouteName method

Future<bool> popRouteName(
  1. BuildContext context
)

same for other apps if the user is already zooming on the image and he press the system back button the screen will not close but the image will be resized to the original size a

Implementation

Future<bool> popRouteName(BuildContext context) async {
  if (_isscaling == true) {
    _isscaling = false;
    controller.value = Matrix4.identity();
    notifyListeners();
    return false;
  } else {
    Navigator.pop(context);
    return true;
  }
}