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author | Anton Tananaev <anton.tananaev@gmail.com> | 2015-08-18 12:56:51 +1200 |
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committer | Anton Tananaev <anton.tananaev@gmail.com> | 2015-08-18 12:56:51 +1200 |
commit | a90ce59795690267a0924c2b911f14fe0340a6b4 (patch) | |
tree | 5de6442a5a6cc4ed44d7b62cc75f1300a988eb84 /src/org/traccar/OdometerHandler.java | |
parent | afaede42a0cc8170128219bd1dfa6277e4e1809a (diff) | |
parent | 21ed9dbbd8c7be191894b11e895c1c0094b4aac6 (diff) | |
download | trackermap-server-a90ce59795690267a0924c2b911f14fe0340a6b4.tar.gz trackermap-server-a90ce59795690267a0924c2b911f14fe0340a6b4.tar.bz2 trackermap-server-a90ce59795690267a0924c2b911f14fe0340a6b4.zip |
Merge from mungingLabs into odometer
Diffstat (limited to 'src/org/traccar/OdometerHandler.java')
-rw-r--r-- | src/org/traccar/OdometerHandler.java | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/org/traccar/OdometerHandler.java b/src/org/traccar/OdometerHandler.java new file mode 100644 index 000000000..d5860c02e --- /dev/null +++ b/src/org/traccar/OdometerHandler.java @@ -0,0 +1,55 @@ +/** + * + */ +package org.traccar; + +import org.traccar.helper.DistanceCalculator; +import org.traccar.helper.Log; +import org.traccar.model.Position; + +/** + * <p> + * Odometer - total mileage calculation handler + * </p> + * + * @author Amila Silva + * + */ +public class OdometerHandler extends BaseDataHandler { + + public OdometerHandler() { + Log.debug("System based odometer calculation enabled for all devices"); + } + + private Position getLastPosition(long deviceId) { + if (Context.getConnectionManager() != null) { + return Context.getConnectionManager().getLastPosition(deviceId); + } + return null; + } + + private Position calculateDistance(Position position) { + Position last = getLastPosition(position.getDeviceId()); + if (last != null) { + // set odometer only on movement + double odometer = 0.0; + if (last.getSpeed() == 0 && position.getSpeed() == 0) { + odometer = last.getOdometer(); + } else { + double distance = DistanceCalculator.distance( + position.getLatitude(), position.getLongitude(), + last.getLatitude(), last.getLongitude()); + distance = Math.round((distance) * 100.0) / 100.0; + odometer = distance + last.getOdometer(); + } + position.setOdometer(odometer); + } + return position; + } + + @Override + protected Position handlePosition(Position position) { + return calculateDistance(position); + } + +} |