karol/OpenTracks
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youtaol
2012-07-26 11:00:04 +08:00
parent 87255a1ad3 e50938078f
commit a7d855cc27
14 changed files with 1354 additions and 1815 deletions
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MyTracksLib/src/com/google/android/apps/mytracks/content/MyTracksProviderUtilsImpl.java
+3 -2
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@@ -824,7 +824,7 @@ public class MyTracksProviderUtilsImpl implements MyTracksProviderUtils {
throw new IllegalArgumentException("locationFactory is null");
}
return new LocationIterator() {
private long lastTrackPointId = startTrackPointId;
private long lastTrackPointId = -1L;
private Cursor cursor = getCursor(startTrackPointId);
private final CachedTrackPointsIndexes
indexes = cursor != null ? new CachedTrackPointsIndexes(cursor)
@@ -843,7 +843,8 @@ public class MyTracksProviderUtilsImpl implements MyTracksProviderUtils {
* Advances the cursor to the next batch. Returns true if successful.
*/
private boolean advanceCursorToNextBatch() {
long trackPointId = lastTrackPointId + (descending ? -1 : 1);
long trackPointId = lastTrackPointId == -1L ? -1L : lastTrackPointId + (descending ? -1
: 1);
Log.d(TAG, "Advancing track point id: " + trackPointId);
cursor.close();
cursor = getCursor(trackPointId);