obscured property

bool obscured

If non-null, sets the SemanticsNode.isObscured semantic to the given value.

Implementation 

bool get obscured => _obscured;
void obscured= (bool value)

Implementation 

set obscured(bool value) {
  if (obscured == value)
    return;
  _obscured = value;
  markNeedsSemanticsUpdate();
}