gov/nasa/worldwind/layers/TrackLayer.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.layers;
   8
   9 import gov.nasa.worldwind.*;
  10 import gov.nasa.worldwind.geom.*;
  11
  12 /**
  13  * @author tag
  14  * @version $Id: TrackLayer.java 1230 2007-03-16 14:47:35Z tgaskins $
  15  */
  16 public class TrackLayer extends AbstractLayer
  17 {
  18     private static final TrackRenderer trackRenderer = new TrackRenderer();
  19     private java.util.List<Track> tracks = new java.util.ArrayList<Track>();
  20     private Sector boundingSector;
  21     private IconRenderer iconRenderer = new IconRenderer();
  22     private UserFacingIcon icon;
  23
  24     public TrackLayer(java.util.List<Track> tracks)
  25     {
  26         if (tracks == null)
  27         {
  28             String msg = WorldWind.retrieveErrMsg("nullValue.TracksIsNull");
  29             WorldWind.logger().log(java.util.logging.Level.FINE, msg);
  30             throw new IllegalArgumentException(msg);
  31         }
  32
  33         this.tracks = tracks;
  34         this.boundingSector = Sector.boundingSector(this.iterator());
  35     }
  36
  37     private TrackPointIteratorImpl iterator()
  38     {
  39         return new TrackPointIteratorImpl(this.tracks);
  40     }
  41
  42     public void dispose()
  43     {
  44         this.trackRenderer.dispose();
  45     }
  46
  47     public int getNumPoints()
  48     {
  49         return this.iterator().getNumPoints();
  50     }
  51
  52     public double getMarkerPixels()
  53     {
  54         return this.trackRenderer.getMarkerPixels();
  55     }
  56
  57     public void setMarkerPixels(double markerPixels)
  58     {
  59         this.trackRenderer.setMarkerPixels(markerPixels);
  60     }
  61
  62     public double getMinMarkerSize()
  63     {
  64         return this.trackRenderer.getMinMarkerSize();
  65     }
  66
  67     public void setMinMarkerSize(double minMarkerSize)
  68     {
  69         this.trackRenderer.setMinMarkerSize(minMarkerSize);
  70     }
  71
  72     public double getMarkerElevation()
  73     {
  74         return this.trackRenderer.getMarkerElevation();
  75     }
  76
  77     public void setMarkerElevation(double markerElevation)
  78     {
  79         this.trackRenderer.setMarkerElevation(markerElevation);
  80     }
  81
  82     public Material getMaterial()
  83     {
  84         return this.trackRenderer.getMaterial();
  85     }
  86
  87     public void setMaterial(Material material)
  88     {
  89         this.trackRenderer.setMaterial(material);
  90     }
  91
  92     public String getIconFilePath()
  93     {
  94         return this.icon != null ? this.icon.getPath() : null;
  95     }
  96
  97     public void setIconFilePath(String iconFilePath)
  98     {
  99         this.icon = iconFilePath != null ? new UserFacingIcon(iconFilePath, null) : null;
 100     }
 101
 102     public int getLowerLimit()
 103     {
 104         return this.trackRenderer.getLowerLimit();
 105     }
 106
 107     public void setLowerLimit(int lowerLimit)
 108     {
 109         this.trackRenderer.setLowerLimit(lowerLimit);
 110     }
 111
 112     public int getUpperLimit()
 113     {
 114         return this.trackRenderer.getUpperLimit();
 115     }
 116
 117     public void setUpperLimit(int upperLimit)
 118     {
 119         this.trackRenderer.setUpperLimit(upperLimit);
 120     }
 121
 122     @Override
 123     protected void doPick(DrawContext dc, java.awt.Point pickPoint)
 124     {
 125         this.draw(dc, pickPoint);
 126     }
 127
 128     protected void doRender(DrawContext dc)
 129     {
 130         this.draw(dc, null);
 131     }
 132
 133     private void draw(DrawContext dc, java.awt.Point pickPoint)
 134     {
 135         TrackPointIterator trackPoints = this.iterator();
 136         if (!trackPoints.hasNext())
 137             return;
 138
 139         if (dc.getVisibleSector() == null)
 140             return;
 141
 142         SectorGeometryList geos = dc.getSurfaceGeometry();
 143         if (geos == null)
 144             return;
 145
 146         if (!dc.getVisibleSector().intersects(this.boundingSector))
 147             return;
 148
 149         Point iconPoint = this.trackRenderer.render(dc, trackPoints);
 150
 151         if (iconPoint != null && this.icon != null)
 152         {
 153             if (dc.isPickingMode())
 154                 this.iconRenderer.pick(dc, this.icon, iconPoint, pickPoint, this);
 155             else
 156                 this.iconRenderer.render(dc, this.icon, iconPoint);
 157         }
 158     }
 159
 160     @Override
 161     public String toString()
 162     {
 163         return gov.nasa.worldwind.WorldWind.retrieveErrMsg("layers.TrackLayer.Name");
 164     }
 165 }