altosui: Prune telemetry file graphs to just the flight

Remove data earlier than 1 second before boost and data after landing.

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

1 files changed, 5 insertions, 1 deletions

diff --git a/altosui/AltosDataPointReader.java b/altosui/AltosDataPointReader.java
index fa48013f..c3aabb0c 100644
--- a/altosui/AltosDataPointReader.java
+++ b/altosui/AltosDataPointReader.java
@@ -69,10 +69,14 @@ class AltosDataPointReader implements Iterable<AltosDataPoint> {
                 throw new UnsupportedOperationException(); 
             }
             public boolean hasNext() {
+		if (record != null && record.state == Altos.ao_flight_landed)
+		    return false;
                 return iter.hasNext();
             }
             public AltosDataPoint next() {
-                read_next_record();
+		do {
+		    read_next_record();
+		} while (record.time < -1.0 && hasNext());
                 return current_dp();
             }
         };