Android Open Source - ElevationLogger Location Trace

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License

The source code is released under:

GNU General Public License

Java Source Code

package de.smashnet.elevationlogger;
/*from w ww.  j av a  2  s.  c  o m*/
import java.io.File;
import java.io.Serializable;
import java.util.Date;
import java.util.LinkedList;

/**
 * Represents a sequence of OSM nodes which the user passed
 * at some point in time. One location-node consists of a OSM
 * node ID, the distance to this OSM-node and the measured
 * air pressure.
 * 
 * @author Nicolas Inden
 *
 */
public class LocationTrace implements Serializable{
  /**
   * 
   */
  private static final long serialVersionUID = 9004954282610176535L;
  /**
   * The list of nodes this trace consists of.
   */
  private LinkedList<LocationNode> mNodes;
  /**
   * Date and time when this trace was recorded.
   */
  private Date mDate;
  /**
   * True, if this trace has already been uploaded.
   */
  private boolean mUploaded;

  File mDir;
  
  /**
   * 
   * @param con the context that is passed to the GpxWriter
   * @param dir the folder where the gpx of this trace is saved
   */
  public LocationTrace(File dir) {
    mDir = dir;
    mNodes = new LinkedList<LocationNode>();
    setDate(new Date());
  }
  
  /**
   * Adds a LocationNode to this trace and writes appropriate gpx content
   * to GpxWriter buffer.
   * 
   * @param node
   */
  public void addNode(LocationNode node) {
    mNodes.add(node);
  }
  
  /**
   * @return the list of LocationNodes
   */
  public LinkedList<LocationNode> getNodes() {
    return mNodes;
  }
  
  /**
   * Create a standard conform GPX file from this trace.
   */
  public void writeToGPXFile() {
    GpxWriter gpxWriter = new GpxWriter(getDate(), mDir, "record.gpx");
    gpxWriter.writeHeader();
    
    for(LocationNode node : mNodes) {
      gpxWriter.addRoutePoint(node.getLatitude(), node.getLongitude(), node.getGPSAltitude(),
          node.getAccuracy(), node.getAirPressure(), node.getDateVisited(), node.getOSMNode());
      gpxWriter.flushToFile();
    }
    gpxWriter.writeFooter();
  }

  /**
   * @return the mUploaded
   */
  public boolean isUploaded() {
    return mUploaded;
  }

  /**
   * @param mUploaded the mUploaded to set
   */
  public void setUploaded(boolean mUploaded) {
    this.mUploaded = mUploaded;
  }

  /**
   * @return the mDate
   */
  public Date getDate() {
    return mDate;
  }
  
  public int getLength() {
    return mNodes.size();
  }

  /**
   * @param mDate the mDate to set
   */
  public void setDate(Date mDate) {
    this.mDate = mDate;
  }
}

Java Source Code List

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