/*This code was generated using the UMPLE modeling language!
 Date of generation: 2008/07/29 15:15:39*/
/*This class drives: Point*/

package GIS.core;

import java.util.*;
import GIS.*;
import GIS.json.*;

public class CurveFeature extends Feature {
  //Class datatypes

  //Class association variables
  private List<Point> points;

  //Registry of our system.
  GISRegistry registry = GISRegistry.getInstance();

  //Constructor
  public CurveFeature(String aName, Map aMap, FeatureType aFeatureType) {
    super(aName, aMap, aFeatureType);
    points = new ArrayList<Point>();
    registry.add(points);

  }

  public List<Point> getPoints() {
    return points;
  }

  public Point addPoint() {
    Point newPoint;
    newPoint = new Point();
    if (!points.contains(newPoint)) {
      registry.add(newPoint);
      points.add(newPoint);
    }
    return newPoint;
  }

  public Point addPoint(Point aPoint) {
    if (!points.contains(aPoint))
      points.add(aPoint);
    return aPoint;
  }

  public void delete() {
    //Delete all many ends first.
    for (Point aPoint : points) {
      aPoint.delete();
    }
    points.clear();

  }

  public void deletePoint(Point aPoint) {

    if (points.contains(aPoint)) {
      points.remove(aPoint);

      //registry.removeObj(registry.getKey(aPoint));
    } else
    //Throw an UmpleException .. to be implemented.
    {
    }
  }

  public boolean areManyEndsNull() {
    if (points.size() == 0) {
      return true;
    } else
      return false;
  }

  /***********************************
   * Returns the attribute list along with the  
   * class ID in JSON format.
   ***********************************/
  public JSONObject getAttributes() throws JSONException {
    JSONObject obj = new JSONObject();
    obj.put("CLASS_ID", registry.getKey(this));
    return obj;
  }

}