/**
* Create a collection of layer lists and their included layers described by an array of XML
* layer-list description elements.
*
* <p>Any exceptions occurring during creation of the layer lists or their included layers are
* logged and not re-thrown. The layers associated with the exceptions are not included in the
* returned layer list.
*
* @param elements the XML elements describing the layer lists to create.
* @param params any parameters to apply when creating the included layers.
* @return an array containing the specified layer lists.
*/
protected LayerList[] createLayerLists(Element[] elements, AVList params) {
ArrayList<LayerList> layerLists = new ArrayList<LayerList>();
for (Element element : elements) {
try {
String href = WWXML.getText(element, "@href");
if (href != null && href.length() > 0) {
Object o = this.createFromConfigSource(href, params);
if (o == null) continue;
if (o instanceof Layer) {
LayerList ll = new LayerList();
ll.add((Layer) o);
o = ll;
}
if (o instanceof LayerList) {
LayerList list = (LayerList) o;
if (list != null && list.size() > 0) layerLists.add(list);
} else if (o instanceof LayerList[]) {
LayerList[] lists = (LayerList[]) o;
if (lists != null && lists.length > 0) layerLists.addAll(Arrays.asList(lists));
} else {
String msg =
Logging.getMessage("LayerFactory.UnexpectedTypeForLayer", o.getClass().getName());
Logging.logger().log(java.util.logging.Level.WARNING, msg);
}
continue;
}
String title = WWXML.getText(element, "@title");
Element[] children = WWXML.getElements(element, "./Layer", null);
if (children != null && children.length > 0) {
LayerList list = this.createLayerList(children, params);
if (list != null && list.size() > 0) {
layerLists.add(list);
if (title != null && title.length() > 0) list.setValue(AVKey.DISPLAY_NAME, title);
}
}
} catch (Exception e) {
Logging.logger().log(java.util.logging.Level.WARNING, e.getMessage(), e);
// keep going to create other layers
}
}
return layerLists.toArray(new LayerList[layerLists.size()]);
}
public AppFrame() {
super(true, true, false);
// Create list of positions along the control line.
List<Position> positions =
Arrays.asList(
Position.fromDegrees(49.0457, -122.8115, 100),
Position.fromDegrees(49.0539, -122.8091, 110),
Position.fromDegrees(49.0621, -122.7937, 120),
Position.fromDegrees(49.0681, -122.8044, 130),
Position.fromDegrees(49.0682, -122.7730, 140),
Position.fromDegrees(49.0482, -122.7764, 150),
Position.fromDegrees(49.0498, -122.7466, 140),
Position.fromDegrees(49.0389, -122.7453, 130),
Position.fromDegrees(49.0321, -122.7759, 120),
Position.fromDegrees(49.0394, -122.7689, 110),
Position.fromDegrees(49.0629, -122.7666, 100));
// We will generate four paths parallel to the control path. Allocate lists to store the
// positions of these
// paths.
List<Position> pathPositions1 = new ArrayList<Position>();
List<Position> pathPositions2 = new ArrayList<Position>();
List<Position> pathPositions3 = new ArrayList<Position>();
List<Position> pathPositions4 = new ArrayList<Position>();
Globe globe = getWwd().getModel().getGlobe();
// Generate two sets of lines parallel to the control line. The positions will be added to the
// pathPosition lists.
WWMath.generateParallelLines(positions, pathPositions1, pathPositions2, 50, globe);
WWMath.generateParallelLines(positions, pathPositions3, pathPositions4, 100, globe);
// Create Path objects from the position lists, and add them to a layer.
RenderableLayer layer = new RenderableLayer();
this.addPath(layer, positions, "Control Path");
this.addPath(layer, pathPositions1, "Path 1");
this.addPath(layer, pathPositions2, "Path 2");
this.addPath(layer, pathPositions3, "Path 3");
this.addPath(layer, pathPositions4, "Path 4");
insertBeforePlacenames(getWwd(), layer);
}
public List<Tile> getTiles() {
if (tileKeys.isEmpty()) {
Tile[] tiles = buildTiles(this.placeNameService, this);
// load tileKeys
for (Tile t : tiles) {
tileKeys.add(t.getFileCachePath());
WorldWind.getMemoryCache(Tile.class.getName()).add(t.getFileCachePath(), t);
}
return Arrays.asList(tiles);
} else {
List<Tile> dataTiles = new ArrayList<Tile>();
for (String s : tileKeys) {
Tile t = (Tile) WorldWind.getMemoryCache(Tile.class.getName()).getObject(s);
if (t != null) {
dataTiles.add(t);
}
}
return dataTiles;
}
}
private void draw(DrawContext dc) {
this.referencePoint = this.computeReferencePoint(dc);
this.assembleTiles(dc); // Determine the tiles to draw.
if (this.currentTiles.size() >= 1) {
MercatorTextureTile[] sortedTiles = new MercatorTextureTile[this.currentTiles.size()];
sortedTiles = this.currentTiles.toArray(sortedTiles);
Arrays.sort(sortedTiles, levelComparer);
GL gl = dc.getGL();
if (this.isUseTransparentTextures() || this.getOpacity() < 1) {
gl.glPushAttrib(GL.GL_COLOR_BUFFER_BIT | GL.GL_POLYGON_BIT | GL.GL_CURRENT_BIT);
gl.glColor4d(1d, 1d, 1d, this.getOpacity());
gl.glEnable(GL.GL_BLEND);
gl.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_ONE_MINUS_SRC_ALPHA);
} else {
gl.glPushAttrib(GL.GL_COLOR_BUFFER_BIT | GL.GL_POLYGON_BIT);
}
gl.glPolygonMode(GL.GL_FRONT, GL.GL_FILL);
gl.glEnable(GL.GL_CULL_FACE);
gl.glCullFace(GL.GL_BACK);
dc.setPerFrameStatistic(
PerformanceStatistic.IMAGE_TILE_COUNT, this.tileCountName, this.currentTiles.size());
dc.getGeographicSurfaceTileRenderer().renderTiles(dc, this.currentTiles);
gl.glPopAttrib();
if (this.drawTileIDs) this.drawTileIDs(dc, this.currentTiles);
if (this.drawBoundingVolumes) this.drawBoundingVolumes(dc, this.currentTiles);
this.currentTiles.clear();
}
this.sendRequests();
this.requestQ.clear();
}
public void actionPerformed(ActionEvent e) {
if (!this.isEnabled()) {
return;
}
if (NEW_AIRSPACE.equals(e.getActionCommand())) {
this.createNewEntry(this.getView().getSelectedFactory());
} else if (CLEAR_SELECTION.equals(e.getActionCommand())) {
this.selectEntry(null, true);
} else if (SIZE_NEW_SHAPES_TO_VIEWPORT.equals(e.getActionCommand())) {
if (e.getSource() instanceof AbstractButton) {
boolean selected = ((AbstractButton) e.getSource()).isSelected();
this.setResizeNewShapesToViewport(selected);
}
} else if (ENABLE_EDIT.equals(e.getActionCommand())) {
if (e.getSource() instanceof AbstractButton) {
boolean selected = ((AbstractButton) e.getSource()).isSelected();
this.setEnableEdit(selected);
}
} else if (OPEN.equals(e.getActionCommand())) {
this.openFromFile();
} else if (OPEN_URL.equals(e.getActionCommand())) {
this.openFromURL();
} else if (OPEN_DEMO_AIRSPACES.equals(e.getActionCommand())) {
this.openFromPath(DEMO_AIRSPACES_PATH);
this.zoomTo(
LatLon.fromDegrees(47.6584074779224, -122.3059199579634),
Angle.fromDegrees(-152),
Angle.fromDegrees(75),
750);
} else if (REMOVE_SELECTED.equals(e.getActionCommand())) {
this.removeEntries(Arrays.asList(this.getSelectedEntries()));
} else if (SAVE.equals(e.getActionCommand())) {
this.saveToFile();
} else if (SELECTION_CHANGED.equals(e.getActionCommand())) {
this.viewSelectionChanged();
}
}