code: public void readFromParcel(Parcel in) {
          left = in.readFloat();
          top = in.readFloat();
          right = in.readFloat();
          bottom = in.readFloat();
      }
docs: Set the viewport's coordinates from the data stored in the specified parcel. To write a viewport to a parcel,
  call writeToParcel().
  
  @param in The parcel to read the viewport's coordinates from