gov/nasa/worldwind/geom/SurfaceQuadrilateral.java

   1 /*
   2 Copyright (C) 2001, 2006 United States Government
   3 as represented by the Administrator of the
   4 National Aeronautics and Space Administration.
   5 All Rights Reserved.
   6 */
   7 package gov.nasa.worldwind.geom;
   8
   9 import gov.nasa.worldwind.*;
  10
  11 import java.awt.*;
  12 import java.awt.image.*;
  13 import java.util.*;
  14
  15 /**
  16  * @author tag
  17  * @version $Id: SurfaceQuadrilateral.java 1680 2007-05-02 00:30:25Z tgaskins $
  18  */
  19 public class SurfaceQuadrilateral extends SurfacePolygon
  20 {
  21
  22     public SurfaceQuadrilateral(Sector sector, Color color, Color borderColor)
  23     {
  24         super(makePositions(sector), color, borderColor);
  25     }
  26
  27     public SurfaceQuadrilateral(Sector sector)
  28     {
  29         super(makePositions(sector), null, null);
  30     }
  31
  32     private static Iterable<LatLon> makePositions(Sector sector)
  33     {
  34         if (sector == null)
  35         {
  36             String message = WorldWind.retrieveErrMsg("nullValue.SectorIsNull");
  37             WorldWind.logger().log(java.util.logging.Level.FINE, message);
  38             throw new IllegalArgumentException(message);
  39         }
  40
  41         ArrayList<LatLon> positions = new ArrayList<LatLon>(5);
  42
  43         positions.add(0, new LatLon(sector.getMinLatitude(), sector.getMinLongitude()));
  44         positions.add(1, new LatLon(sector.getMinLatitude(), sector.getMaxLongitude()));
  45         positions.add(2, new LatLon(sector.getMaxLatitude(), sector.getMaxLongitude()));
  46         positions.add(3, new LatLon(sector.getMaxLatitude(), sector.getMinLongitude()));
  47         positions.add(4, new LatLon(sector.getMinLatitude(), sector.getMinLongitude()));
  48
  49         return positions;
  50     }
  51 }