From 9b95bb9d44a998e158a6e5aead20a08e6e54eea2 Mon Sep 17 00:00:00 2001
From: Hans Dembinski <hans.dembinski@gmail.com>
Date: Tue, 23 Aug 2022 18:30:20 +0200
Subject: [PATCH] tweaking tooltip

---
 src/pyhepmc/view.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/pyhepmc/view.py b/src/pyhepmc/view.py
index 05f8a0a..d4ff8ed 100644
--- a/src/pyhepmc/view.py
+++ b/src/pyhepmc/view.py
@@ -24,9 +24,9 @@ def to_dot(evt, style=None):
             charge = pdb.charge
             pname = pdb.name
             pname = _prettify.get(pdb.pdgid, pname)
-            tooltip = pdb.name
+            tooltip = f"{pdb.name} [{int(pdb.pdgid)}]"
             if pdb.quarks:
-                tooltip += f" ({pdb.quarks})"
+                tooltip += f"\n{pdb.quarks}"
             tooltip += f"\nQ = {pdb.charge:.3g}"
             if pdb.mass:
                 tooltip += f"\nm = {pdb.mass:.4g} MeV/c2"