Method full_box

src/laybasic/laybasic/layLayoutViewBase.cc:3922–3967

}

db::DBox
LayoutViewBase::full_box () const
{
  //  compute the bounding box over all layers
  //  this will trigger the update procedures of the layout objects if not done yet ..

  db::DBox bbox;

  auto tv = cv_transform_variants_with_empty ();

  //  first, use the bounding box of actual drawn layout (issue #2326)
  for (auto i = tv.begin (); i != tv.end (); ++i) {
    const lay::CellView &cv = cellview (i->second);
    if (cv.is_valid ()) {
      double dbu = cv->layout ().dbu ();
      bbox += (i->first * db::CplxTrans (dbu) * cv.context_trans ()) * cv.cell ()->bbox ();
    }
  }

  //  if that is empty, use the bounding box computed while treating empty cells as
  //  dots at the origin of the cells
  if (bbox.empty ()) {
    for (auto i = tv.begin (); i != tv.end (); ++i) {
      const lay::CellView &cv = cellview (i->second);
      if (cv.is_valid ()) {
        double dbu = cv->layout ().dbu ();
        bbox += (i->first * db::CplxTrans (dbu) * cv.context_trans ()) * cv.cell ()->bbox_with_empty ();
      }
    }
  }

  //  add annotations
  for (lay::AnnotationShapes::iterator a = annotation_shapes ().begin (); ! a.at_end (); ++a) {
    bbox += a->box ();
  }

  //  produce a default if still empty and enlarge by some small amount to have a border
  if (bbox.empty ()) {
    bbox = db::DBox (0, 0, 0, 0); // default box
  } else {
    bbox = db::DBox (bbox.left () - 0.025 * bbox.width (), bbox.bottom () - 0.025 * bbox.height (),
                     bbox.right () + 0.025 * bbox.width (), bbox.top () + 0.025 * bbox.height ());
  }

  return bbox;
}

void
LayoutViewBase::select_all ()