Version 13, August 2011

[GpsPrune.git] / tim / prune / gui / profile / AltitudeData.java

diff --git a/tim/prune/gui/profile/AltitudeData.java b/tim/prune/gui/profile/AltitudeData.java
index 7f2e10f2e1ab80f01de61feba9681b6333c984b4..f92046a798c1509aa1a049cb72c4cd78ea1170da 100644 (file)
--- a/tim/prune/gui/profile/AltitudeData.java
+++ b/tim/prune/gui/profile/AltitudeData.java
@@ -30,28 +30,35 @@ public class AltitudeData extends ProfileData
                initArrays();
                _hasData = false;
                _altitudeFormat = Altitude.Format.NO_FORMAT;
-               if (_track != null) {
+               if (_track != null)
+               {
                        for (int i=0; i<_track.getNumPoints(); i++)
                        {
-                               DataPoint point = _track.getPoint(i);
-                               if (point != null && point.hasAltitude())
+                               try
                                {
-                                       // Point has an altitude - if it's the first one, use its format
-                                       if (_altitudeFormat == Altitude.Format.NO_FORMAT)
+                                       DataPoint point = _track.getPoint(i);
+                                       if (point != null && point.hasAltitude())
                                        {
-                                               _altitudeFormat = point.getAltitude().getFormat();
-                                               _minValue = _maxValue = point.getAltitude().getValue();
+                                               // Point has an altitude - if it's the first one, use its format
+                                               if (_altitudeFormat == Altitude.Format.NO_FORMAT)
+                                               {
+                                                       _altitudeFormat = point.getAltitude().getFormat();
+                                                       _minValue = _maxValue = point.getAltitude().getValue();
+                                               }
+                                               // Store the value and maintain max and min values
+                                               double value = point.getAltitude().getValue(_altitudeFormat);
+                                               _pointValues[i] = value;
+                                               if (value < _minValue) {_minValue = value;}
+                                               if (value > _maxValue) {_maxValue = value;}
+       
+                                               _hasData = true;
+                                               _pointHasData[i] = true;
                                        }
-                                       // Store the value and maintain max and min values
-                                       double value = point.getAltitude().getValue(_altitudeFormat);
-                                       _pointValues[i] = value;
-                                       if (value < _minValue) {_minValue = value;}
-                                       if (value > _maxValue) {_maxValue = value;}
-
-                                       _hasData = true;
-                                       _pointHasData[i] = true;
+                                       else _pointHasData[i] = false;
                                }
-                               else _pointHasData[i] = false;
+                               catch (ArrayIndexOutOfBoundsException obe)
+                               {} // must be due to the track size changing during calculation
+                                  // assume that a redraw will be triggered
                        }
                }
        }