ctrl CounterCtrl {
	group "Example";

	GetMinSize() { sz = GetTextSize("X"); sz.cy += 2; return sz; }
	GetStdSize() { sz = GetMinSize(); sz.cx *= 7; return sz; }

	Frame  SetFrame = BlackFrame() @2;
	Font   SetFont = StdFont();
	Color  Ink = :SBlack;
	Color  Paper = :SWhite;

	Paint(w) {
		r = GetRect();
		DrawCtrlFrame(w, r, .SetFrame);
		w.DrawRect(r, .Paper);
		textsize = GetTextSize("0", .SetFont);
		w.DrawText((r.right + r.left - textsize.cx) / 2,
		           (r.bottom + r.top - textsize.cy) / 2, "0", .SetFont, .Ink);
	}
};