/**
* Resolves a reference to a local or remote file or element. If the link refers to an element in
* the current document, this method returns that element. If the link refers to a remote
* document, this method will initiate asynchronous retrieval of the document, and return a URL of
* the downloaded document in the file cache, if it is available locally. If the link identifies a
* COLLADA document, the document will be returned as a parsed ColladaRoot.
*
* @param link the address of the document or element to resolve. This may be a full URL, a URL
* fragment that identifies an element in the current document ("#myElement"), or a URL and a
* fragment identifier ("http://server.com/model.dae#myElement").
* @return the requested element, or null if the element is not found.
* @throws IllegalArgumentException if the address is null.
*/
public Object resolveReference(String link) {
if (link == null) {
String message = Logging.getMessage("nullValue.DocumentSourceIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
try {
String[] linkParts = link.split("#");
String linkBase = linkParts[0];
String linkRef = linkParts.length > 1 ? linkParts[1] : null;
// See if it's a reference to an internal element.
if (WWUtil.isEmpty(linkBase) && !WWUtil.isEmpty(linkRef)) return this.getItemByID(linkRef);
// Interpret the path relative to the current document.
String path = this.getSupportFilePath(linkBase);
if (path == null) path = linkBase;
// See if it's an already found and parsed COLLADA file.
Object o = WorldWind.getSessionCache().get(path);
if (o != null && o instanceof ColladaRoot)
return linkRef != null ? ((ColladaRoot) o).getItemByID(linkRef) : o;
URL url = WWIO.makeURL(path);
if (url == null) {
// See if the reference can be resolved to a local file.
o = this.resolveLocalReference(path, linkRef);
}
// If we didn't find a local file, treat it as a remote reference.
if (o == null) o = this.resolveRemoteReference(path, linkRef);
if (o != null) return o;
// If the reference was not resolved as a remote reference, look for a local element
// identified by the
// reference string. This handles the case of malformed internal references that omit the #
// sign at the
// beginning of the reference.
return this.getItemByID(link);
} catch (Exception e) {
String message = Logging.getMessage("generic.UnableToResolveReference", link);
Logging.logger().warning(message);
}
return null;
}
// Raises the Save As dialog to have the user identify the location to save groups of things.
public File determineSaveLocation(String dialogTitle, String defaultFolderName) {
String defaultPath = this.getFileChooser().getCurrentDirectory().getPath();
if (!WWUtil.isEmpty(defaultPath)) defaultPath += File.separatorChar + defaultFolderName;
File outFile;
while (true) {
this.getFileChooser().setDialogTitle(dialogTitle);
this.getFileChooser().setSelectedFile(new File(defaultPath));
this.getFileChooser().setMultiSelectionEnabled(false);
this.getFileChooser().setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
int status = this.getFileChooser().showSaveDialog(this.getFrame());
if (status != JFileChooser.APPROVE_OPTION) return null;
outFile = this.getFileChooser().getSelectedFile();
if (outFile == null) {
this.showMessageDialog("No location selected", "No Selection", JOptionPane.ERROR_MESSAGE);
continue;
}
break;
}
if (!outFile.exists())
//noinspection ResultOfMethodCallIgnored
outFile.mkdir();
return outFile;
}
public AppFrame() {
super(
true, false,
false); // Don't include the layer panel; we're using the on-screen layer tree.
this.layerTree = new LayerTree();
// Set up a layer to display the on-screen layer tree in the WorldWindow.
this.hiddenLayer = new RenderableLayer();
this.hiddenLayer.addRenderable(this.layerTree);
this.getWwd().getModel().getLayers().add(this.hiddenLayer);
// Mark the layer as hidden to prevent it being included in the layer tree's model. Including
// the layer in
// the tree would enable the user to hide the layer tree display with no way of bringing it
// back.
this.hiddenLayer.setValue(AVKey.HIDDEN, true);
// Refresh the tree model with the WorldWindow's current layer list.
this.layerTree.getModel().refresh(this.getWwd().getModel().getLayers());
// Add a controller to handle input events on the layer tree.
this.controller = new HotSpotController(this.getWwd());
// Size the World Window to take up the space typically used by the layer panel. This
// illustrates the
// screen space gained by using the on-screen layer tree.
Dimension size = new Dimension(1000, 600);
this.setPreferredSize(size);
this.pack();
WWUtil.alignComponent(null, this, AVKey.CENTER);
}
/**
* Unzips the sole entry in the specified zip file, and saves it in a temporary directory, and
* returns a File to the temporary location.
*
* @param path the path to the source file.
* @param suffix the suffix to give the temp file.
* @return a {@link File} for the temp file.
* @throws IllegalArgumentException if the <code>path</code> is <code>null</code> or empty.
*/
public static File unzipAndSaveToTempFile(String path, String suffix) {
if (WWUtil.isEmpty(path)) {
String message = Logging.getMessage("nullValue.PathIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
InputStream stream = null;
try {
stream = WWIO.openStream(path);
ByteBuffer buffer = WWIO.readStreamToBuffer(stream);
File file = WWIO.saveBufferToTempFile(buffer, WWIO.getFilename(path));
buffer = WWIO.readZipEntryToBuffer(file, null);
return WWIO.saveBufferToTempFile(buffer, suffix);
} catch (Exception e) {
e.printStackTrace();
} finally {
WWIO.closeStream(stream, path);
}
return null;
}
/**
* Build the resource map from the KML Model's <i>ResourceMap</i> element.
*
* @param model Model from which to create the resource map.
* @return Map that relates relative paths in the COLLADA document to paths relative to the KML
* document.
*/
protected Map<String, String> createResourceMap(KMLModel model) {
Map<String, String> map = new HashMap<String, String>();
KMLResourceMap resourceMap = model.getResourceMap();
if (resourceMap == null) return Collections.emptyMap();
for (KMLAlias alias : resourceMap.getAliases()) {
if (alias != null
&& !WWUtil.isEmpty(alias.getSourceRef())
&& !WWUtil.isEmpty(alias.getTargetHref())) {
map.put(alias.getSourceRef(), alias.getTargetHref());
}
}
return map.size() > 0 ? map : Collections.<String, String>emptyMap();
}
protected ShapeAttributes createPolygonAttributes(Color color) {
ShapeAttributes attrs = new BasicShapeAttributes();
attrs.setInteriorMaterial(new Material(color));
attrs.setOutlineMaterial(new Material(WWUtil.makeColorBrighter(color)));
attrs.setInteriorOpacity(0.5);
attrs.setOutlineWidth(3);
return attrs;
}
protected void doParseEventContent(XMLEventParserContext ctx, XMLEvent event, Object... args)
throws XMLStreamException {
if (ctx.isStartElement(event, "Format")) {
String s = ctx.getStringParser().parseString(ctx, event);
if (!WWUtil.isEmpty(s)) this.formats.add(s);
} else {
super.doParseEventContent(ctx, event, args);
}
}
public WMSLayerCapabilities getLayerByName(String name) {
if (WWUtil.isEmpty(name)) return null;
List<WMSLayerCapabilities> namedLayers = this.getNamedLayers();
for (WMSLayerCapabilities layer : namedLayers) {
if (layer.getName().equals(name)) return layer;
}
return null;
}
/** Starts the MapPanel by creating the WWJ Map and showing it. */
public void start() {
setupWWD();
setupStatusBar();
setupViewControllers();
setupSky();
// setupAnnotationToggling();
// Center the application on the screen.
WWUtil.alignComponent(null, this, AVKey.CENTER);
}
private void openVPFCoveragePanel(VPFDatabase db, VPFLayer layer) {
VPFCoveragePanel panel = new VPFCoveragePanel(getWwd(), db);
panel.setLayer(layer);
JFrame frame = new JFrame(db.getName());
frame.setResizable(true);
frame.setAlwaysOnTop(true);
frame.add(panel);
frame.pack();
WWUtil.alignComponent(this, frame, AVKey.CENTER);
frame.setVisible(true);
}
/**
* Thread's off a task to determine whether the resource is local or remote and then retrieves it
* either from disk cache or a remote server.
*
* @param dc the current draw context.
*/
protected void requestResource(DrawContext dc) {
if (WorldWind.getTaskService().isFull()) return;
KMLLink link = this.model.getLink();
if (link == null) return;
String address = link.getAddress(dc);
if (address != null) address = address.trim();
if (WWUtil.isEmpty(address)) return;
WorldWind.getTaskService().addTask(new RequestTask(this, address));
}
public ViewViewVolume() {
this.getContentPane().setLayout(new BorderLayout(5, 5));
this.wwp = new WWPanel(new Dimension(650, 500));
this.getContentPane().add(wwp);
this.pack();
this.setResizable(true);
WWUtil.alignComponent(null, this, AVKey.CENTER);
this.setDefaultCloseOperation(javax.swing.JFrame.EXIT_ON_CLOSE);
}
/**
* Create a surface polygon from a KML GroundOverlay.
*
* @param tc the current {@link KMLTraversalContext}.
* @param overlay the {@link gov.nasa.worldwind.ogc.kml.KMLGroundOverlay} to render as a polygon.
* @throws NullPointerException if the geometry is null.
* @throws IllegalArgumentException if the parent placemark or the traversal context is null.
*/
public KMLSurfacePolygonImpl(KMLTraversalContext tc, KMLGroundOverlay overlay) {
if (tc == null) {
String msg = Logging.getMessage("nullValue.TraversalContextIsNull");
Logging.logger().severe(msg);
throw new IllegalArgumentException(msg);
}
if (overlay == null) {
String msg = Logging.getMessage("nullValue.ParentIsNull");
Logging.logger().severe(msg);
throw new IllegalArgumentException(msg);
}
this.parent = overlay;
// Positions are specified either as a kml:LatLonBox or a gx:LatLonQuad
Position.PositionList corners = overlay.getPositions();
this.setOuterBoundary(corners.list);
if (overlay.getName() != null) this.setValue(AVKey.DISPLAY_NAME, overlay.getName());
if (overlay.getDescription() != null)
this.setValue(AVKey.BALLOON_TEXT, overlay.getDescription());
if (overlay.getSnippetText() != null)
this.setValue(AVKey.SHORT_DESCRIPTION, overlay.getSnippetText());
String colorStr = overlay.getColor();
if (!WWUtil.isEmpty(colorStr)) {
Color color = WWUtil.decodeColorABGR(colorStr);
ShapeAttributes attributes = new BasicShapeAttributes();
attributes.setDrawInterior(true);
attributes.setInteriorMaterial(new Material(color));
this.setAttributes(attributes);
}
}
/**
* Create a layer described by an XML layer description.
*
* @param domElement the XML element describing the layer to create.
* @param params any parameters to apply when creating the layer.
* @return a new layer
* @throws WWUnrecognizedException if the layer type or service type given in the describing
* element is unrecognized.
* @see #createTiledImageLayer(org.w3c.dom.Element, gov.nasa.worldwind.avlist.AVList).
*/
protected Layer createFromLayerDocument(Element domElement, AVList params) {
String className = WWXML.getText(domElement, "@className");
if (className != null && className.length() > 0) {
Layer layer = (Layer) WorldWind.createComponent(className);
String actuate = WWXML.getText(domElement, "@actuate");
layer.setEnabled(WWUtil.isEmpty(actuate) || actuate.equals("onLoad"));
WWXML.invokePropertySetters(layer, domElement);
return layer;
}
AVList props = WWXML.copyProperties(domElement, null);
if (props != null) { // Copy params and add any properties for this layer to the copy
if (params != null) props.setValues(params);
params = props;
}
Layer layer;
String href = WWXML.getText(domElement, "@href");
if (href != null && href.length() > 0) {
Object o = this.createFromConfigSource(href, params);
if (o == null) return null;
if (!(o instanceof Layer)) {
String msg =
Logging.getMessage("LayerFactory.UnexpectedTypeForLayer", o.getClass().getName());
throw new WWRuntimeException(msg);
}
layer = (Layer) o;
} else {
String layerType = WWXML.getText(domElement, "@layerType");
if (layerType != null && layerType.equals("TiledImageLayer")) {
layer = this.createTiledImageLayer(domElement, params);
} else {
String msg = Logging.getMessage("generic.UnrecognizedLayerType", layerType);
throw new WWUnrecognizedException(msg);
}
}
if (layer != null) {
String actuate = WWXML.getText(domElement, "@actuate");
layer.setEnabled(actuate != null && actuate.equals("onLoad"));
WWXML.invokePropertySetters(layer, domElement);
}
return layer;
}
@Override
protected void doParseEventAttributes(XMLEventParserContext ctx, XMLEvent event, Object... args) {
Iterator iter = event.asStartElement().getAttributes();
if (iter == null) return;
while (iter.hasNext()) {
Attribute attr = (Attribute) iter.next();
if (attr.getName().getLocalPart().equals("name") && attr.getValue() != null)
this.setName(attr.getValue());
else if (attr.getName().getLocalPart().equals("default") && attr.getValue() != null)
this.setDefaultValue(attr.getValue());
else if (attr.getName().getLocalPart().equals("nearestValue") && attr.getValue() != null) {
Boolean d = WWUtil.convertStringToBoolean(attr.getValue());
if (d != null) this.setNearestValue(d);
}
}
}
/**
* Resolves a reference to a remote element identified by address and identifier, where {@code
* linkBase} identifies a remote document, and {@code linkRef} is the id of the desired element.
* This method retrieves resources asynchronously using the {@link
* gov.nasa.worldwind.cache.FileStore}.
*
* <p>The return value is null if the file is not yet available in the FileStore. If {@code
* linkBase} refers to a COLLADA file and {@code linkRef} is non-null, the return value is the
* element identified by {@code linkRef}. If {@code linkBase} refers to a COLLADA file and {@code
* linkRef} is null, the return value is a parsed {@link ColladaRoot} for the COLLADA file
* identified by {@code linkBase}. Otherwise the return value is a {@link URL} to the file in the
* file cache.
*
* @param linkBase the address of the document containing the requested element.
* @param linkRef the element's identifier.
* @return URL to the requested file, parsed ColladaRoot, or COLLADA element. Returns null if the
* document is not yet available in the FileStore.
* @throws IllegalArgumentException if the {@code linkBase} is null.
*/
public Object resolveRemoteReference(String linkBase, String linkRef) {
if (linkBase == null) {
String message = Logging.getMessage("nullValue.DocumentSourceIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
try {
// See if it's in the cache. If not, requestFile will start another thread to retrieve it and
// return null.
URL url = WorldWind.getDataFileStore().requestFile(linkBase);
if (url == null) return null;
// It's in the cache. If it's a COLLADA file try to parse it so we can search for the
// specified reference.
// If it's not COLLADA, just return the url for the cached file.
String contentType = WorldWind.getDataFileStore().getContentType(linkBase);
if (contentType == null) {
String suffix = WWIO.getSuffix(linkBase.split(";")[0]); // strip of trailing garbage
if (!WWUtil.isEmpty(suffix)) contentType = WWIO.makeMimeTypeForSuffix(suffix);
}
if (!this.canParseContentType(contentType)) return url;
// If the file is a COLLADA document, attempt to open it. We can't open it as a File with
// createAndParse
// because the ColladaRoot that will be created needs to have the remote address in order to
// resolve any
// relative references within it.
ColladaRoot refRoot = this.parseCachedColladaFile(url, linkBase);
// Add the parsed file to the session cache so it doesn't have to be parsed again.
WorldWind.getSessionCache().put(linkBase, refRoot);
// Now check the newly opened COLLADA file for the referenced item, if a reference was
// specified.
if (linkRef != null) return refRoot.getItemByID(linkRef);
else return refRoot;
} catch (Exception e) {
String message =
Logging.getMessage("generic.UnableToResolveReference", linkBase + "/" + linkRef);
Logging.logger().warning(message);
return null;
}
}
public void openLink(String link) {
if (WWUtil.isEmpty(link)) return;
try {
try {
// See if the link is a URL, and invoke the browser if it is
URL url = new URL(link.replace(" ", "%20"));
Desktop.getDesktop().browse(url.toURI());
return;
} catch (MalformedURLException ignored) { // just means that the link is not a URL
}
// It's not a URL, so see if it's a file and invoke the desktop to open it if it is.
File file = new File(link);
if (file.exists()) {
Desktop.getDesktop().open(new File(link));
return;
}
String message = "Cannot open resource. It's not a valid file or URL.";
Util.getLogger().log(Level.SEVERE, message);
this.showErrorDialog(null, "No Reconocido V\u00ednculo", message);
} catch (UnsupportedOperationException e) {
String message =
"Unable to open resource.\n"
+ link
+ (e.getMessage() != null ? "\n" + e.getMessage() : "");
Util.getLogger().log(Level.SEVERE, message, e);
this.showErrorDialog(e, "Error Opening Resource", message);
} catch (IOException e) {
String message =
"I/O error while opening resource.\n"
+ link
+ (e.getMessage() != null ? ".\n" + e.getMessage() : "");
Util.getLogger().log(Level.SEVERE, message, e);
this.showErrorDialog(e, "I/O Error", message);
} catch (Exception e) {
String message =
"Error attempting to open resource.\n"
+ link
+ (e.getMessage() != null ? "\n" + e.getMessage() : "");
Util.getLogger().log(Level.SEVERE, message);
this.showMessageDialog(message, "Error Opening Resource", JOptionPane.ERROR_MESSAGE);
}
}
public void applyOperations() {
this.updatesApplied = true;
if (WWUtil.isEmpty(this.getTargetHref())) return;
if (this.operations == null || this.operations.size() == 0) return;
Object o = this.getRoot().resolveReference(this.getTargetHref());
if (o == null || !(o instanceof KMLRoot)) return;
KMLRoot targetRoot = (KMLRoot) o;
for (KMLUpdateOperation operation : this.operations) {
operation.applyOperation(targetRoot);
}
targetRoot.firePropertyChange(AVKey.UPDATED, null, this);
}
public void selected(SelectEvent event) {
try {
if (event.isRollover()) {
if (this.lastSelectedObject == event.getTopObject()) return; // same thing selected
if (this.lastSelectedObject != null) {
this.hideAnnotationPanel();
this.lastSelectedObject = null;
}
if (event.getTopObject() != null && event.getTopObject() instanceof AVList) {
String annoText =
((AVList) event.getTopObject()).getStringValue(Constants.INFO_PANEL_TEXT);
if (!WWUtil.isEmpty(annoText)) {
this.lastSelectedObject = (AVList) event.getTopObject();
this.showAnnotationPanel(annoText);
}
}
}
} catch (Exception e) {
// Wrap the handler in a try/catch to keep exceptions from bubbling up
Util.getLogger().warning(e.getMessage() != null ? e.getMessage() : e.toString());
}
}
/**
* Create an screen image.
*
* @param tc the current {@link KMLTraversalContext}.
* @param overlay the <i>Overlay</i> element containing.
* @throws NullPointerException if the traversal context is null.
* @throws IllegalArgumentException if the parent overlay or the traversal context is null.
*/
public KMLScreenImageImpl(KMLTraversalContext tc, KMLScreenOverlay overlay) {
this.parent = overlay;
if (tc == null) {
String msg = Logging.getMessage("nullValue.TraversalContextIsNull");
Logging.logger().severe(msg);
throw new IllegalArgumentException(msg);
}
if (overlay == null) {
String msg = Logging.getMessage("nullValue.ParentIsNull");
Logging.logger().severe(msg);
throw new IllegalArgumentException(msg);
}
KMLVec2 xy = this.parent.getScreenXY();
if (xy != null) {
this.screenOffset =
new Offset(
xy.getX(),
xy.getY(),
KMLUtil.kmlUnitsToWWUnits(xy.getXunits()),
KMLUtil.kmlUnitsToWWUnits(xy.getYunits()));
}
xy = this.parent.getOverlayXY();
if (xy != null) {
this.imageOffset =
new Offset(
xy.getX(),
xy.getY(),
KMLUtil.kmlUnitsToWWUnits(xy.getXunits()),
KMLUtil.kmlUnitsToWWUnits(xy.getYunits()));
}
this.setRotation(overlay.getRotation());
xy = this.parent.getRotationXY();
if (xy != null) {
setRotationOffset(
new Offset(
xy.getX(),
xy.getY(),
KMLUtil.kmlUnitsToWWUnits(xy.getXunits()),
KMLUtil.kmlUnitsToWWUnits(xy.getYunits())));
}
String colorStr = overlay.getColor();
if (colorStr != null) {
Color color = WWUtil.decodeColorABGR(colorStr);
this.setColor(color);
}
// Compute desired image size, and the scale factor that will make it that size
KMLVec2 kmlSize = this.parent.getSize();
if (kmlSize != null) {
Size size = new Size();
size.setWidth(
getSizeMode(kmlSize.getX()),
kmlSize.getX(),
KMLUtil.kmlUnitsToWWUnits(kmlSize.getXunits()));
size.setHeight(
getSizeMode(kmlSize.getY()),
kmlSize.getY(),
KMLUtil.kmlUnitsToWWUnits(kmlSize.getYunits()));
this.setSize(size);
}
}
protected void doDrawOnTo(BufferedImageRaster canvas) {
Sector sector = this.getSector();
if (null == sector) {
String message = Logging.getMessage("nullValue.SectorIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
if (!sector.intersects(canvas.getSector())) {
return;
}
java.awt.Graphics2D g2d = null;
java.awt.Shape prevClip = null;
java.awt.Composite prevComposite = null;
java.lang.Object prevInterpolation = null, prevAntialiasing = null;
try {
int canvasWidth = canvas.getWidth();
int canvasHeight = canvas.getHeight();
// Apply the transform that correctly maps the image onto the canvas.
java.awt.geom.AffineTransform transform =
this.computeSourceToDestTransform(
this.getWidth(),
this.getHeight(),
this.getSector(),
canvasWidth,
canvasHeight,
canvas.getSector());
AffineTransformOp op = new AffineTransformOp(transform, AffineTransformOp.TYPE_BILINEAR);
Rectangle2D rect = op.getBounds2D(this.getBufferedImage());
int clipWidth =
(int) Math.ceil((rect.getMaxX() >= canvasWidth) ? canvasWidth : rect.getMaxX());
int clipHeight =
(int) Math.ceil((rect.getMaxY() >= canvasHeight) ? canvasHeight : rect.getMaxY());
if (clipWidth <= 0 || clipHeight <= 0) {
return;
}
g2d = canvas.getGraphics();
prevClip = g2d.getClip();
prevComposite = g2d.getComposite();
prevInterpolation = g2d.getRenderingHint(RenderingHints.KEY_INTERPOLATION);
prevAntialiasing = g2d.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
// Set the alpha composite for appropriate alpha blending.
g2d.setComposite(java.awt.AlphaComposite.SrcOver);
g2d.setRenderingHint(
RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2d.drawImage(this.getBufferedImage(), transform, null);
}
// catch (java.awt.image.ImagingOpException ioe)
// {
// // If we catch a ImagingOpException, then the transformed image has a width or
// height of 0.
// // This indicates that there is no intersection between the source image and the
// canvas,
// // or the intersection is smaller than one pixel.
// }
// catch (java.awt.image.RasterFormatException rfe)
// {
// // If we catch a RasterFormatException, then the transformed image has a width or
// height of 0.
// // This indicates that there is no intersection between the source image and the
// canvas,
// // or the intersection is smaller than one pixel.
// }
catch (Throwable t) {
String reason = WWUtil.extractExceptionReason(t);
Logging.logger().log(java.util.logging.Level.SEVERE, reason, t);
} finally {
// Restore the previous clip, composite, and transform.
try {
if (null != g2d) {
if (null != prevClip) g2d.setClip(prevClip);
if (null != prevComposite) g2d.setComposite(prevComposite);
if (null != prevInterpolation)
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, prevInterpolation);
if (null != prevAntialiasing)
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, prevAntialiasing);
}
} catch (Throwable t) {
Logging.logger().log(java.util.logging.Level.FINEST, WWUtil.extractExceptionReason(t), t);
}
}
}
/**
* Export the placemark attributes to KML as a {@code <Style>} element. The {@code output} object
* will receive the data. This object must be one of: java.io.Writer<br>
* java.io.OutputStream<br>
* javax.xml.stream.XMLStreamWriter
*
* @param output Object to receive the generated KML.
* @throws XMLStreamException If an exception occurs while writing the KML
* @see #export(String, Object)
*/
protected void exportAsKML(Object output) throws XMLStreamException {
XMLStreamWriter xmlWriter = null;
XMLOutputFactory factory = XMLOutputFactory.newInstance();
boolean closeWriterWhenFinished = true;
if (output instanceof XMLStreamWriter) {
xmlWriter = (XMLStreamWriter) output;
closeWriterWhenFinished = false;
} else if (output instanceof Writer) {
xmlWriter = factory.createXMLStreamWriter((Writer) output);
} else if (output instanceof OutputStream) {
xmlWriter = factory.createXMLStreamWriter((OutputStream) output);
}
if (xmlWriter == null) {
String message = Logging.getMessage("Export.UnsupportedOutputObject");
Logging.logger().warning(message);
throw new IllegalArgumentException(message);
}
xmlWriter.writeStartElement("Style");
// Line style
xmlWriter.writeStartElement("LineStyle");
final Color lineColor = this.getOutlineMaterial().getDiffuse();
if (lineColor != null) {
xmlWriter.writeStartElement("color");
xmlWriter.writeCharacters(KMLExportUtil.stripHexPrefix(WWUtil.encodeColorABGR(lineColor)));
xmlWriter.writeEndElement();
xmlWriter.writeStartElement("colorMode");
xmlWriter.writeCharacters("normal");
xmlWriter.writeEndElement();
}
final Double lineWidth = this.getOutlineWidth();
if (lineWidth != null) {
xmlWriter.writeStartElement("width");
xmlWriter.writeCharacters(Double.toString(lineWidth));
xmlWriter.writeEndElement();
}
xmlWriter.writeEndElement(); // LineStyle
// Poly style
xmlWriter.writeStartElement("PolyStyle");
final Color fillColor = this.getInteriorMaterial().getDiffuse();
if (fillColor != null) {
xmlWriter.writeStartElement("color");
xmlWriter.writeCharacters(KMLExportUtil.stripHexPrefix(WWUtil.encodeColorABGR(fillColor)));
xmlWriter.writeEndElement();
xmlWriter.writeStartElement("colorMode");
xmlWriter.writeCharacters("normal");
xmlWriter.writeEndElement();
}
xmlWriter.writeStartElement("fill");
xmlWriter.writeCharacters(kmlBoolean(isDrawInterior()));
xmlWriter.writeEndElement();
xmlWriter.writeStartElement("outline");
xmlWriter.writeCharacters(kmlBoolean(isDrawOutline()));
xmlWriter.writeEndElement();
xmlWriter.writeEndElement(); // PolyStyle
xmlWriter.writeEndElement(); // Style
xmlWriter.flush();
if (closeWriterWhenFinished) xmlWriter.close();
}
