content: package tim.prune.function.compress.methods;
  
  import tim.prune.data.DataPoint;
  import tim.prune.data.MarkingData;
  import tim.prune.data.NumberUtils;
  import tim.prune.data.Track;
  import tim.prune.function.compress.CompressionMethodType;
  import tim.prune.function.compress.TrackDetails;
  
  public class TooSoonMethod extends CompressionMethod
  {
  	private final int _secondsLimit;
  
  	public TooSoonMethod(int inSeconds) {
  		_secondsLimit = inSeconds;
  	}
  
  	public TooSoonMethod(String inString) {
  		_secondsLimit = recogniseString(inString) ? NumberUtils.getIntOrZero(inString.substring(4)) : 0;
  	}
  
  	public CompressionMethodType getType() {
  		return CompressionMethodType.TIME_DIFFERENCE;
  	}
  
  	public String getParam() {
  		return "" + Math.abs(_secondsLimit);
  	}
  
  	public int compress(Track inTrack, TrackDetails inDetails, MarkingData inMarkings)
  	{
  		// Loop over all points checking time since previous point
  		int numPoints = inTrack.getNumPoints();
  		DataPoint prevPoint = null;
  		int numDeleted = 0;
  		for (int i=0; i<numPoints; i++)
  		{
  			// don't delete points already deleted
  			if (inMarkings.isPointMarkedForDeletion(i)) {
  				continue;
  			}
  			DataPoint currPoint = inTrack.getPoint(i);
  			// Don't consider waypoints or points without timestamps
  			if (currPoint.isWaypoint() || !currPoint.hasTimestamp()) {
  				continue;
  			}
  			// Don't delete any photo points or start/end of segments
  			if (!currPoint.hasMedia()
  				&& !inDetails.isSegmentStart(i) && !inDetails.isSegmentEnd(i)
  				&& prevPoint != null)
  			{
  				// Check current point against prevPoint
  				long seconds = currPoint.getTimestamp().getSecondsSince(prevPoint.getTimestamp());
  				if (seconds >= 0 && seconds < _secondsLimit)
  				{
  					inMarkings.markPointForDeletion(i);
  					numDeleted++;
  				}
  			}
  			if (!inMarkings.isPointMarkedForDeletion(i)) {
  				prevPoint = currPoint;
  			}
  		}
  		return numDeleted;
  	}
  
  	public String getSettingsString() {
  		return getType().getKey() + _secondsLimit;
  	}
  
  	static boolean recogniseString(String inString) {
  		return recogniseString(inString, CompressionMethodType.TIME_DIFFERENCE);
  	}
  }
  