altosuilib: In graph, show zero sats in view as 0 instead of MISSING

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

1 files changed, 6 insertions, 2 deletions

diff --git a/altosuilib/AltosGraphDataPoint.java b/altosuilib/AltosGraphDataPoint.java
index 446468d7..3aff1e82 100644
--- a/altosuilib/AltosGraphDataPoint.java
+++ b/altosuilib/AltosGraphDataPoint.java
@@ -101,8 +101,12 @@ public class AltosGraphDataPoint implements AltosUIDataPoint {
 				y = state.gps.nsat;
 			break;
 		case data_gps_nsat_view:
-			if (state.gps != null && state.gps.cc_gps_sat != null)
-				y = state.gps.cc_gps_sat.length;
+			if (state.gps != null) {
+				if (state.gps.cc_gps_sat != null)
+					y = state.gps.cc_gps_sat.length;
+				else
+					y = 0;
+			}
 			break;
 		case data_gps_altitude:
 			y = state.gps_altitude();