Android Open Source - advanced-tourist-map Decision Point

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License

The source code is released under:

GNU General Public License

Java Source Code

/*
 * Copyright 2011 mapsforge.org/*from w w w .  j  a  v a  2s . co  m*/
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.muxe.advancedtouristmap.routing;

import org.mapsforge.android.maps.GeoPoint;
import org.mapsforge.core.Vertex;
import org.muxe.advancedtouristmap.Utility;

/**
 * A decision point is a point on a route where the user has to change streets.
 */
public class DecisionPoint {
  /**
   * A human readable name for DecisionPoint (in most cases a street name)
   */
  private String name;

  /**
   * The position of the DecisionPoint
   */
  private GeoPoint geoPoint;

  private int distance;

  private double angleFromPrevious;

  /**
   * Constructs a DecisionPint out of a name and a GeoPoint
   * 
   * @param name
   *            human readable name string
   * @param geoPoint
   *            position in form of a GeoPoint
   */
  public DecisionPoint(String name, GeoPoint geoPoint) {
    this.name = name;
    this.geoPoint = geoPoint;
    // this.distance = 0;
  }

  /**
   * Constructs a DecisionPint out of a name and a Vertex
   * 
   * @param name
   *            human readable name string
   * @param vertex
   *            position in form of a Vertex
   */
  public DecisionPoint(String name, Vertex vertex) {
    this.name = name;
    vertex.getCoordinate();
    this.geoPoint = Utility.geoCoordinateToGeoPoint(vertex.getCoordinate());
  }

  @Override
  public String toString() {
    return this.name + " (" + this.distance + "m " + angleToString(this.angleFromPrevious)
        + ")";
  }

  /**
   * Getter for the position
   * 
   * @return position in form of a GeoPoint
   */
  public GeoPoint getGeoPoint() {
    return this.geoPoint;
  }

  /**
   * Getter for the name
   * 
   * @return human readable name
   */
  public String getName() {
    return this.name;
  }

  public void setDistance(int distance) {
    this.distance = distance;
  }

  public int getDistance() {
    return this.distance;
  }

  public void setAngleFromPrevious(double angleFromPrevious) {
    this.angleFromPrevious = angleFromPrevious;
  }

  public double getAngleFromPrevious() {
    return this.angleFromPrevious;
  }

  private String angleToString(double angle) {
    if (angle > 337 || angle < 22) {
      return "straight ahead";
    } else if (angle > 22 && angle < 67) {
      return "soft right";
    } else if (angle > 67 && angle < 112) {
      return "right";
    } else if (angle > 112 && angle < 157) {
      return "hard right";
    } else if (angle > 157 && angle < 202) {
      return "u turn";
    } else if (angle > 202 && angle < 247) {
      return "hard left";
    } else if (angle > 247 && angle < 292) {
      return "left";
    } else if (angle > 292 && angle < 337) {
      return "soft left";
    }
    return "";
  }
}

Java Source Code List

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