altosui: Adjust graph voltage tool-tip value format

Voltages are always small, so use more of the space for the
fractional value.

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/altosui/AltosGraph.java b/altosui/AltosGraph.java
index 9383824a15b59e37bff93428acba2a0b258c9d85..5bd756ecc1c4c0f1db3bc99b592ccbb3b4360ba1 100644 (file)
--- a/altosui/AltosGraph.java
+++ b/altosui/AltosGraph.java
@@ -50,7 +50,7 @@ class AltosVoltage extends AltosUnits {
        }
 
        public int show_fraction(int width) {
-               return width / 9;
+               return width / 2;
        }
 }