static Pair<Shape, Rect> textLayoutToOutlineAndSize_multiLine_centered(S text, Font font, Component c, O... _) {
  int lineSpacing = optPar lineSpacing(_, font.getSize()/4);
  LS lines = lines(text);
  Area area = null;
  int y = 0, w = 0;
  new LPair<Shape, Rect> l;
  for (S line : lines) {
    Pair<Shape, Rect> p = textLayoutToOutlineAndSize(line, font, c);
    l.add(p);
    w = max(w, p.b.w);
  }
  
  for (Pair<Shape, Rect> p : l) {
    Area a = new(p.a);
    new AffineTransform tx;
    tx.translate((w-p.b.w)/2, y);
    area = areaUnion(area, a.createTransformedArea(tx));
    y += p.b.h+lineSpacing;
  }
  
  ret pair(area, rect(0, 0, w, y-lineSpacing));
}

Began life as a copy of #1023069