/**
* This function would return a Color object for string such as red, green,.. (all that are
* available from java.awt.color class). It can also return a specific color represented by HEX or
* Octal number like 0xffeeffee
*/
protected Color GetColorFromString(String token) {
String tokstring = (String) token;
Color result = Color.black;
if (Debug.debugging("areas")) {
Debug.output("AreaHandler: GetColorFromString(" + tokstring + ")");
}
// Thank the heavens for Emacs macros!
if (tokstring.equals("black")) result = Color.black;
else if (tokstring.equals("blue")) result = Color.blue;
else if (tokstring.equals("cyan")) result = Color.cyan;
else if (tokstring.equals("darkGray")) result = Color.darkGray;
else if (tokstring.equals("gray")) result = Color.gray;
else if (tokstring.equals("green")) result = Color.green;
else if (tokstring.equals("lightGray")) result = Color.lightGray;
else if (tokstring.equals("magenta")) result = Color.magenta;
else if (tokstring.equals("orange")) result = Color.orange;
else if (tokstring.equals("pink")) result = Color.pink;
else if (tokstring.equals("red")) result = Color.red;
else if (tokstring.equals("white")) result = Color.white;
else if (tokstring.equals("yellow")) result = Color.yellow;
else
// decode a hex color string.
result = Color.decode(tokstring);
if (Debug.debugging("areas")) {
Debug.output("AreaHandler.GetColorFromToken returns (" + result + ")");
}
return result;
}
/**
* Given the shapefile record number, find the drawing parameters that should be used for the
* shape.
*
* @param recordNumber the zero-based record number from the OMGraphicList.
*/
public DrawingAttributes getDrawParamsFromCSV(int recordNumber) {
if (infoFile == null) {
return drawingAttributes;
}
// OFF BY ONE!!! The shape record numbers
// assigned to the records start with 1, while
// everything else we do starts with 0...
Vector info = infoFile.getRecord(recordNumber);
if (info == null) {
if (Debug.debugging("areas")) {
Debug.output("AreaHandler.getDrawParameters: record " + recordNumber + " has no info");
}
return drawingAttributes;
}
Object keyObj = info.elementAt(keyIndex);
String key = null;
PoliticalArea pa = null;
if (keyObj != null) {
key = createStringFromKeyObject(keyObj);
pa = (PoliticalArea) politicalAreas.get(key);
}
if (pa == null) {
if (Debug.debugging("areas")) {
Debug.output(
"AreaHandler.getDrawParameters: record "
+ recordNumber
+ " has key \""
+ key
+ "\" and DEFAULT attributes");
}
return drawingAttributes;
} else {
// Only bother with this the first time around.
if (pa.name == null) {
String name = (String) info.elementAt(nameIndex);
if (name != null) {
pa.name = name;
} else {
pa.name = "";
}
}
if (Debug.debugging("areas")) {
Debug.output(
"AreaHandler.getDrawParameters: record "
+ recordNumber
+ " has key \""
+ key
+ "\" and SPECIALIZED attributes");
}
return pa.drawingAttributes;
}
}
/**
* Given the shapefile record number, find the drawing parameters from the DBF model that should
* be used for the shape. Returns the default coloring if the key for the drawing parameters isn't
* found.
*
* @param recordNumber the zero-based record number from the OMGraphicList
*/
public DrawingAttributes getDrawParamsFromDBF(int recordNumber) {
if (dbfModel == null) {
return drawingAttributes;
}
if (dbfModel == null || dbfModel.getRowCount() < recordNumber) {
if (Debug.debugging("areas")) {
Debug.output("AreaHandler.getDrawParameters: record " + recordNumber + " has no info");
}
return drawingAttributes;
}
Object keyObj = dbfModel.getValueAt(recordNumber, keyIndex);
String key = null;
PoliticalArea pa = null;
if (keyObj != null) {
key = createStringFromKeyObject(keyObj);
pa = (PoliticalArea) politicalAreas.get(key);
}
if (pa == null) {
if (Debug.debugging("areas")) {
Debug.output(
"AreaHandler.getDrawParameters: record "
+ recordNumber
+ " has key \""
+ key
+ "\" and DEFAULT attributes");
}
return drawingAttributes;
} else {
// Only bother with this the first time around.
if (pa.name == null) {
// String name = (String) info.elementAt(nameIndex);
String name = (String) dbfModel.getValueAt(recordNumber, nameIndex);
if (name != null) {
pa.name = name;
} else {
pa.name = "";
}
}
if (Debug.debugging("areas")) {
Debug.output(
"AreaHandler.getDrawParameters: record "
+ recordNumber
+ " has key \""
+ key
+ "\" and SPECIALIZED attributes");
}
return pa.drawingAttributes;
}
}
/**
* Takes a name of a file, and checks to see if it reflects an entry in a jar file. (Check the
* filename and see if it looks like "jarfile!jarfileentry".) If it is, it separates the path, and
* set the inputReader to a JarInputReader and returns true. If not, it returns false.
*/
protected boolean setJarInputReader(final String name) throws IOException {
try {
final int index = name.indexOf("!");
if (index != -1) {
// Used to be this, modified by Erik Sanders to work
// with jdk 1.4 plugin
// String jarFileName =
// name.substring(name.indexOf(":") + 1, index);
// changed to this...
String jarFileName;
if (name.startsWith("file:")) {
// java-plugin 1.3 returns local file: strip file:
// from string
jarFileName = name.substring(name.indexOf(":") + 1, index);
} else {
// java-plugin 1.4 returns reference to server, so
// leave http:// part
// Used to start the substring from 1, but changed
// to 0 thanks to DGK
jarFileName = name.substring(0, index);
}
// skip !/ "
final String jarEntryName = name.substring(index + 2);
if (Debug.debugging("binaryfile")) {
Debug.output(" got: \n" + jarFileName + "\n" + jarEntryName);
}
// If the jar doesn't exist, should return something
// that indicates this. Should check the performance
// impllications of this call, though, at some point.
// DGK added
final File f = new File(jarFileName);
if (f.exists() == false) {
return false;
}
setInputReader(new JarInputReader(jarFileName, jarEntryName));
return true;
}
} catch (final java.security.AccessControlException ace) {
if (Debug.debugging("binaryfile")) {
Debug.output("BinaryFile.setJarInputFile: AccessControlException for " + name);
}
}
return false;
}
/**
* Initializes this object from the given properties
*
* @param props the <code>Properties</code> holding settings for this object
*/
public void setProperties(String prefix, Properties props) {
if (Debug.debugging("areas")) {
Debug.output("AreaHandler: setting properties");
}
setPropertyPrefix(prefix);
originalProperties = props;
// These will get initialized when someone asks for it.
// Otherwise, it delays the startup of the map.
politicalAreas = null;
String realPrefix = PropUtils.getScopedPropertyPrefix(prefix);
String transClassName = props.getProperty(realPrefix + ShapeLayer.TransformProperty);
if (transClassName != null) {
try {
coordTransform =
(GeoCoordTransformation)
ComponentFactory.create(
transClassName, realPrefix + ShapeLayer.TransformProperty, props);
} catch (ClassCastException cce) {
}
}
}
/**
* Create and set the graphic within the state machine. The GraphicAttributes describe the type of
* poly to create.
*/
public void createGraphic(GraphicAttributes ga) {
init();
stateMachine.setUndefined();
int renderType = OMGraphic.RENDERTYPE_LATLON;
int lineType = OMGraphic.LINETYPE_GREATCIRCLE;
if (ga != null) {
renderType = ga.getRenderType();
lineType = ga.getLineType();
}
if (Debug.debugging("eomg")) {
Debug.output("EditableOMDistance.createGraphic(): rendertype = " + renderType);
}
if (lineType == OMGraphic.LINETYPE_UNKNOWN) {
lineType = OMGraphic.LINETYPE_GREATCIRCLE;
ga.setLineType(OMGraphic.LINETYPE_GREATCIRCLE);
}
this.poly = (OMDistance) createGraphic(renderType, lineType);
if (ga != null) {
ga.setRenderType(poly.getRenderType());
ga.setTo(poly, true);
}
}
/**
* This function takes an OMGraphicList and loads each one with the array representing the records
* in the dbf file. Each graphics stores the graphic in its object slot.
*/
public void loadDbfModelIntoGraphics(OMGraphicList list) {
if (list != null && dbfModel.getRowCount() > 0) {
int numgraphics = list.size();
for (int i = 0; i < numgraphics; i++) {
try {
OMGraphic omg = list.getOMGraphicAt(i);
Integer recnum = (Integer) (omg.getAttribute(ShapeConstants.SHAPE_INDEX_ATTRIBUTE));
// OFF BY ONE!!! The shape record numbers
// assigned to the records start with 0, while
// everything else we do starts with 0. The DbfTableModel
// follows java convention and starts at 0. The integer
// stored in the OMG should know it too.
Object inforec = dbfModel.getRecord(recnum.intValue());
omg.putAttribute(ShapeConstants.SHAPE_DBF_INFO_ATTRIBUTE, inforec);
} catch (ClassCastException cce) {
if (Debug.debugging("shape")) {
cce.printStackTrace();
}
} catch (NullPointerException npe) {
npe.printStackTrace();
}
}
}
}
/**
* DeterminePoliticalAreas goes over a list of omgraphics, and spits out a hashtable that holds
* PoliticalArea objects for every area key.
*
* @param graphicList the list of graphics. The top level graphic entries on the list represent
* areas.
*/
public Hashtable determinePoliticalAreas(OMGraphicList graphicList) {
if (Debug.debugging("areas")) {
Debug.output("AreaHandler: Determining political areas from OMGraphicList");
}
Hashtable poli_areas = new Hashtable();
return determinePoliticalAreas(graphicList, poli_areas);
}
public void finalize() {
if (getGraphic() != null) {
getGraphic().setVisible(true);
}
if (Debug.debugging("gc")) {
Debug.output("EditableOMGraphic gone.");
}
}
/**
* Return a byte array that contains the GIF encoded image.
*
* @param image the image to encode
* @exception IOException an error occured in encoding the image
*/
public static byte[] encodeGif(BufferedImage image) throws IOException {
ByteArrayOutputStream out = new ByteArrayOutputStream();
if (Debug.debugging("acmegifhelper")) {
Debug.output("Got output stream..." + out);
}
Acme.JPM.Encoders.GifEncoder enc = new Acme.JPM.Encoders.GifEncoder(image, out);
if (Debug.debugging("acmegifhelper")) {
Debug.output("Got gif encoder...");
}
enc.encode();
if (Debug.debugging("acmegifhelper")) {
Debug.output("encoded?");
}
return out.toByteArray();
}
/**
* Send a Paint event to all registered listeners.
*
* @param graphics PaintEvent
*/
public void paint(Graphics graphics) {
if (isEmpty()) return;
for (PaintListener target : this) {
if (Debug.debugging("paint")) {
Debug.output("PaintListenerSupport.paint(): target is: " + target);
}
target.listenerPaint(getSource(), graphics);
}
}
/**
* Filters the OMGraphicHandler graphic list so that graphics inside or outside the given shape
* will be visible. Returns an OMGraphicList with those visible shapes. The returned list should
* not be assumed to be the same OMGraphicList object that is maintained inside the
* OMGraphicHandler.
*
* @param shapeBoundary java.awt.Shape object defining a boundary.
* @param getInsideBoundary if true, the filter will look for shapes inside and contacting the
* boundary. If false, the filter will look for shapes outside the boundary.
* @return OMGraphicList containing OMGraphics that are within the Shape.
*/
public OMGraphicList filter(Shape shapeBoundary, boolean getInsideBoundary) {
Area area = null;
if (shapeBoundary != null) {
area = new Area(shapeBoundary);
}
if (Debug.debugging("filtersupportdetail")) {
Debug.output(getList().getDescription());
}
return filterList(getList(), area, getInsideBoundary);
}
/** Read a cache of OMGraphics */
public OMGraphicList readCachedGraphics(URL url) throws java.io.IOException {
if (Debug.debugging("areas")) {
Debug.output("Reading cached graphics");
}
OMGraphicList omgraphics = new OMGraphicList();
if (url != null) {
omgraphics.readGraphics(url);
}
return omgraphics;
}
/** From the Runnable interface. The thread starts here... */
public void run() {
try {
handleClient();
} catch (IOException ioe) {
link.cleanUp();
link = null;
if (com.bbn.openmap.util.Debug.debugging("link")) {
System.err.println(ioe);
}
com.bbn.openmap.util.Debug.output("LinkServer: Client disconnected");
System.gc();
}
}
/**
* The main program. Takes path arguments, and prints the DB it finds
*
* @param args the paths to print
*/
public static void main(String[] args) throws FormatException {
Debug.init();
if (args.length == 0) {
Debug.output(
"Usage: java com.bbn.openmap.layer.vpf.GenerateVPFProperties <path to vpf database directory> <path to vpf database directory> ...");
System.exit(0);
}
for (int argsi = 0; argsi < args.length; argsi++) {
rootpath = args[argsi];
LibrarySelectionTable lst = new LibrarySelectionTable(rootpath);
if (Debug.debugging("vpf")) {
Debug.output("Path to database: " + rootpath);
Debug.output("Database Name: " + lst.getDatabaseName());
}
println("### Generated openmap.properties for");
println("# VPF Data at: " + rootpath);
println("# Description: " + lst.getDatabaseDescription());
String[] libraries = lst.getLibraryNames();
if (Debug.debugging("vpf")) {
print("Database Libraries: ");
for (int i = 0; i < libraries.length; i++) {
print(libraries[i], " ");
}
println("");
println("");
}
for (int i = 0; i < libraries.length; i++) {
String prefix = lst.getDatabaseName() + "_" + libraries[i];
println("# Library: " + prefix);
printLibrary(prefix, lst.getCAT(libraries[i]));
println("");
}
}
}
protected void addSubfield(DDFSubfield ddfs) {
if (Debug.debugging("iso8211")) {
Debug.output("DDFField(" + getFieldDefn().getName() + ").addSubfield(" + ddfs + ")");
}
String sfName = ddfs.getDefn().getName().trim().intern();
Object sf = subfields.get(sfName);
if (sf == null) {
subfields.put(sfName, ddfs);
} else {
if (sf instanceof List) {
((List) sf).add(ddfs);
} else {
Vector subList = new Vector();
subList.add(sf);
subList.add(ddfs);
subfields.put(sfName, subList);
}
}
}
/**
* Prints a VPF Library
*
* @param prefix lines get printed with this prefix
* @param cat the CoverageAttributeTable (Library) to print
*/
public static void printLibrary(String prefix, CoverageAttributeTable cat) {
StringBuffer printedlayers = new StringBuffer();
String printedlayername = null;
if (cat == null) {
System.err.println(prefix + "Library doesn't exist");
return;
}
String[] coverages = cat.getCoverageNames();
if (Debug.debugging("vpf")) {
Debug.output(prefix + "uses " + (cat.isTiledData() ? "tiled" : "untiled") + " data");
}
for (int i = 0; i < coverages.length; i++) {
printedlayername = printCoverageProperties(prefix, cat, coverages[i]);
if (printedlayername != null) {
printedlayers.append(" " + printedlayername);
}
}
println("# Summary:" + printedlayers);
}
/**
* Does more than just set the version, it also adjusts other parameters based on version. Be
* careful calling this without knowing what it does and how it affects other settings.
*
* @param wmsVer
*/
public void setWmsVersion(String wmsVer) {
if (wmsVer == null || wmsVer.length() == 0) {
wmsVer = "1.1.1";
Debug.output("WMSPlugin: wmsVersion was null, now set to 1.1.1");
}
if (Debug.debugging("wms")) {
Debug.output("WMSPlugIn: set up with header \"" + queryHeader + "\"");
}
java.util.StringTokenizer st = new java.util.StringTokenizer(wmsVer, ".");
int majorVersion = Integer.parseInt(st.nextToken());
int midVersion = Integer.parseInt(st.nextToken());
int minorVersion = Integer.parseInt(st.nextToken());
// set the REQUEST parameter
if (majorVersion == 1 && midVersion == 0 && minorVersion < 3) {
mapRequestName = WMTConstants.MAP;
}
// set the image type parameter
if (majorVersion == 1 && minorVersion > 7 && !imageFormat.startsWith("image/")) {
imageFormat = "image/" + imageFormat;
}
// set the error handling parameter
if (majorVersion == 1 && midVersion == 0) {
errorHandling = "INIMAGE";
} else if (majorVersion == 1 && midVersion >= 1 && minorVersion > 1) {
errorHandling = "application/vnd.ogc.se+inimage";
} else if (majorVersion > 1) {
errorHandling = "application/vnd.ogc.se+inimage";
}
this.wmsVersion = wmsVer;
}
/** Create the query to be sent to the server, based on current settings. */
public String createQueryString(Projection p) {
if (queryHeader == null) {
return null;
}
String bbox = "undefined";
String height = "undefined";
String width = "undefined";
String sCoordParamName = WMTConstants.SRS;
if (p != null) {
Point2D ul = p.getUpperLeft();
Point2D lr = p.getLowerRight();
if (wmsVersion.compareTo("1.3.0") == 0) {
bbox =
Double.toString(lr.getY())
+ ","
+ Double.toString(ul.getX())
+ ","
+ Double.toString(ul.getY())
+ ","
+ Double.toString(lr.getX());
sCoordParamName = WMTConstants.CRS;
errorHandling = "INIMAGE";
} else {
bbox =
Double.toString(ul.getX())
+ ","
+ Double.toString(lr.getY())
+ ","
+ Double.toString(lr.getX())
+ ","
+ Double.toString(ul.getY());
}
height = Integer.toString(p.getHeight());
width = Integer.toString(p.getWidth());
}
StringBuffer buf = new StringBuffer(queryHeader);
buf.append("?")
.append(WMTConstants.VERSION)
.append("=")
.append(wmsVersion)
.append("&")
.append(WMTConstants.REQUEST)
.append("=")
.append(mapRequestName)
.append("&")
.append(sCoordParamName)
.append("=")
.append("EPSG:4326")
.append("&")
.append(WMTConstants.BBOX)
.append("=")
.append(bbox)
.append("&")
.append(WMTConstants.HEIGHT)
.append("=")
.append(height)
.append("&")
.append(WMTConstants.WIDTH)
.append("=")
.append(width)
.append("&")
.append(WMTConstants.EXCEPTIONS)
.append("=")
.append(errorHandling);
if (imageFormat != null) {
buf.append("&").append(WMTConstants.FORMAT).append("=").append(imageFormat);
String baseImageFormat = imageFormat;
if (baseImageFormat.indexOf('/') > 0)
baseImageFormat = baseImageFormat.substring(baseImageFormat.indexOf('/'));
if (baseImageFormat.equals(WMTConstants.IMAGEFORMAT_JPEG)) {
buf.append("&quality=").append(imageQuality);
}
}
if (transparent != null) {
buf.append("&").append(WMTConstants.TRANSPARENT).append("=").append(transparent);
}
if (backgroundColor != null) {
buf.append("&").append(WMTConstants.BGCOLOR).append("=").append(backgroundColor);
}
if (layers != null) {
buf.append("&").append(WMTConstants.LAYERS).append("=").append(layers);
}
String cStyles = styles;
if (cStyles == null) {
cStyles = "";
}
// if (styles != null) {
buf.append("&").append(WMTConstants.STYLES).append("=").append(cStyles);
// }
if (Debug.debugging("wms")) {
Debug.output("query string: " + buf);
}
/*
* Included to allow for one or more vendor specific parameters to be
* specified such as ESRI's ArcIMS's "ServiceName" parameter.
*/
if (vendorSpecificNames != null) {
if (vendorSpecificValues != null) {
StringTokenizer nameTokenizer = new StringTokenizer(vendorSpecificNames, ",");
StringTokenizer valueTokenizer = new StringTokenizer(vendorSpecificValues, ",");
String paramName = null;
String paramValue = null;
while (nameTokenizer.hasMoreTokens()) {
try {
paramName = nameTokenizer.nextToken();
paramValue = valueTokenizer.nextToken();
buf.append("&").append(paramName).append("=").append(paramValue);
} catch (NoSuchElementException e) {
if (Debug.debugging("wms")) {
Debug.output(
"WMSPlugIn.getRectangle(): " + "parameter \"" + paramName + "\" has no value");
}
}
}
}
}
return buf.toString();
}
/**
* Method that provides a recursive mechanism to go through OMGraphicsLists to filter out areas,
* inside or outside another.
*/
protected OMGraphicList filterList(OMGraphicList omgl, Area area, boolean getInsideArea) {
OMGraphicList ret = new OMGraphicList();
boolean DEBUG_DETAIL = Debug.debugging("filtersupportdetail");
boolean DEBUG = Debug.debugging("filtersupport") || DEBUG_DETAIL;
if (DEBUG) {
Debug.output("FilterSupport.filterList");
}
int count = 0; // for debugging
if (area != null && omgl != null) { // just checking
for (OMGraphic omg : omgl) {
if (DEBUG) {
Debug.output("FilterSupport.filterList evaluating " + (count++) + " OMGraphic, " + omg);
}
boolean outsideFilter = true;
// If not visible, automatically fails...
if (!omg.isVisible()) {
if (DEBUG) {
Debug.output(" OMGraphic not visible, ignoring");
}
continue;
}
if (omg instanceof OMGraphicList) {
if (omg == omgl) {
Debug.output(" OMGraphic is parent list (points to itself), ignoring...");
continue;
}
if (DEBUG) {
Debug.output(" (filterList recursiving handing OMGraphicList)");
}
OMGraphicList subList = filterList((OMGraphicList) omg, area, getInsideArea);
if (!subList.isEmpty()) {
if (DEBUG) {
Debug.output(
" +++ OMGraphicList's contents (" + subList.size() + ") pass filter, adding...");
}
if (((OMGraphicList) omg).isVague()) {
passedFilter(omg);
omg.setVisible(true);
ret.add(omg);
} else {
passedFilter(subList);
ret.add(subList);
}
} else {
if (DEBUG) {
Debug.output(" --- OMGraphicList's contents fail filter, ignoring...");
}
failedFilter(omg);
}
continue;
} else {
Shape omgShape = omg.getShape();
if (omgShape != null) {
if (omgShape.getBounds2D().getWidth() == 0 && omgShape.getBounds2D().getHeight() == 0) {
if (area.contains(omgShape.getBounds2D().getX(), omgShape.getBounds2D().getY())) {
if (DEBUG_DETAIL) {
Debug.output(" +++ omg contains position");
}
outsideFilter = false;
}
} else if (area.intersects(omgShape.getBounds2D())) {
if (DEBUG_DETAIL) {
Debug.output(" +++ omg intersects bounds");
}
// The area.interects() method above is a
// general case. If you care about
// preciseness, set the precise flag.
// Depending on the performance cost, we might
// want to make it permanent.
if (precise) {
Area omgArea = new Area(omgShape);
if (!omgArea.isSingular()) {
Area clone = (Area) area.clone();
clone.intersect(omgArea);
if (!clone.isEmpty()) {
outsideFilter = false;
}
} else {
outsideFilter = false;
}
} else {
outsideFilter = false;
}
}
}
// decide what to do depending on filteredOut and
// getInsideArea
if ((outsideFilter && !getInsideArea) || (!outsideFilter && getInsideArea)) {
if (DEBUG) {
Debug.output(" +++ OMGraphic passes filter, adding...");
}
passedFilter(omg);
ret.add(omg);
} else {
if (DEBUG) {
Debug.output(" --- OMGraphic fails filter, hiding...");
}
failedFilter(omg);
}
}
}
}
return ret;
}
/** Creates the interface palette. */
public java.awt.Component getGUI() {
if (paletteBox == null) {
if (Debug.debugging("dted")) Debug.output("DTEDLayer: creating DTED Palette.");
paletteBox = Box.createVerticalBox();
Box subbox1 = Box.createHorizontalBox();
Box subbox2 = Box.createVerticalBox();
Box subbox3 = Box.createHorizontalBox();
// palette = new JPanel();
// palette.setLayout(new GridLayout(0, 1));
// The DTED Level selector
JPanel levelPanel = PaletteHelper.createPaletteJPanel("DTED Level");
ButtonGroup levels = new ButtonGroup();
ActionListener al =
new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (cache != null) {
String ac = e.getActionCommand();
int newLevel;
if (ac.equalsIgnoreCase(level2Command)) newLevel = DTEDFrameSubframe.LEVEL_2;
else if (ac.equalsIgnoreCase(level1Command)) newLevel = DTEDFrameSubframe.LEVEL_1;
else newLevel = DTEDFrameSubframe.LEVEL_0;
DTEDFrameSubframeInfo dfsi = cache.getSubframeInfo();
dfsi.dtedLevel = newLevel;
// cache.setSubframeInfo(dfsi);
}
}
};
JRadioButton level0 = new JRadioButton("Level 0");
level0.addActionListener(al);
level0.setActionCommand(level0Command);
JRadioButton level1 = new JRadioButton("Level 1");
level1.addActionListener(al);
level1.setActionCommand(level1Command);
JRadioButton level2 = new JRadioButton("Level 2");
level2.addActionListener(al);
level2.setActionCommand(level2Command);
levels.add(level0);
levels.add(level1);
levels.add(level2);
switch (dtedLevel) {
case 2:
level2.setSelected(true);
break;
case 1:
level1.setSelected(true);
break;
case 0:
default:
level0.setSelected(true);
}
levelPanel.add(level0);
levelPanel.add(level1);
levelPanel.add(level2);
// The DTED view selector
JPanel viewPanel = PaletteHelper.createPaletteJPanel("View Type");
String[] viewStrings = {
"None", "Shading", "Elevation Shading", "Elevation Bands (Meters)", "Elevation Bands (Feet)"
};
JComboBox viewList = new JComboBox(viewStrings);
viewList.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
JComboBox jcb = (JComboBox) e.getSource();
int newView = jcb.getSelectedIndex();
switch (newView) {
case 0:
viewType = DTEDFrameSubframe.NOSHADING;
break;
case 1:
viewType = DTEDFrameSubframe.SLOPESHADING;
break;
case 2:
viewType = DTEDFrameSubframe.COLOREDSHADING;
break;
case 3:
viewType = DTEDFrameSubframe.METERSHADING;
break;
case 4:
viewType = DTEDFrameSubframe.FEETSHADING;
break;
default:
viewType = DTEDFrameSubframe.NOSHADING;
}
if (cache != null) {
DTEDFrameSubframeInfo dfsi = cache.getSubframeInfo();
dfsi.viewType = viewType;
// cache.setSubframeInfo(dfsi);
}
}
});
int selectedView;
switch (viewType) {
case 0:
case 1:
selectedView = viewType;
break;
case 2:
case 3:
selectedView = viewType + 1;
break;
case 4:
// This puts the layer in testing mode, and the menu
// changes.
String[] viewStrings2 = {
"None",
"Shading",
"Elevation Bands (Meters)",
"Elevation Bands (Feet)",
"Subframe Testing",
"Elevation Shading"
};
viewList = new JComboBox(viewStrings2);
viewList.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
JComboBox jcb = (JComboBox) e.getSource();
int newView = jcb.getSelectedIndex();
if (cache != null) {
DTEDFrameSubframeInfo dfsi = cache.getSubframeInfo();
dfsi.viewType = newView;
// cache.setSubframeInfo(dfsi);
}
}
});
selectedView = viewType;
break;
case 5:
selectedView = 2; // DTEDFrameSubframe.COLOREDSHADING
break;
default:
selectedView = DTEDFrameSubframe.NOSHADING;
}
viewList.setSelectedIndex(selectedView);
viewPanel.add(viewList);
// The DTED Contrast Adjuster
JPanel contrastPanel = PaletteHelper.createPaletteJPanel("Contrast Adjustment");
JSlider contrastSlide =
new JSlider(JSlider.HORIZONTAL, 1 /* min */, 5 /* max */, slopeAdjust /* initial */);
java.util.Hashtable<Integer, JLabel> dict = new java.util.Hashtable<Integer, JLabel>();
dict.put(new Integer(1), new JLabel("min"));
dict.put(new Integer(5), new JLabel("max"));
contrastSlide.setLabelTable(dict);
contrastSlide.setPaintLabels(true);
contrastSlide.setMajorTickSpacing(1);
contrastSlide.setPaintTicks(true);
contrastSlide.setSnapToTicks(true);
contrastSlide.addChangeListener(
new ChangeListener() {
public void stateChanged(ChangeEvent ce) {
JSlider slider = (JSlider) ce.getSource();
if (slider.getValueIsAdjusting()) {
fireRequestInfoLine(getName() + " - Contrast Slider value = " + slider.getValue());
slopeAdjust = slider.getValue();
if (cache != null) {
DTEDFrameSubframeInfo dfsi = cache.getSubframeInfo();
dfsi.slopeAdjust = slopeAdjust;
// cache.setSubframeInfo(dfsi);
}
}
}
});
contrastPanel.add(contrastSlide);
// The DTED Band Height Adjuster
JPanel bandPanel = PaletteHelper.createPaletteJPanel("Band Elevation Spacing");
JSlider bandSlide =
new JSlider(JSlider.HORIZONTAL, 0 /* min */, 1000 /* max */, bandHeight /* initial */);
bandSlide.setLabelTable(bandSlide.createStandardLabels(250));
bandSlide.setPaintLabels(true);
bandSlide.setMajorTickSpacing(250);
bandSlide.setMinorTickSpacing(50);
bandSlide.setPaintTicks(true);
bandSlide.addChangeListener(
new ChangeListener() {
public void stateChanged(ChangeEvent ce) {
JSlider slider = (JSlider) ce.getSource();
if (slider.getValueIsAdjusting()) {
fireRequestInfoLine(getName() + " - Band Slider value = " + slider.getValue());
bandHeight = slider.getValue();
if (cache != null) {
DTEDFrameSubframeInfo dfsi = cache.getSubframeInfo();
dfsi.bandHeight = bandHeight;
// cache.setSubframeInfo(dfsi);
}
}
}
});
bandPanel.add(bandSlide);
JButton redraw = new JButton("Redraw DTED Layer");
redraw.setActionCommand(RedrawCmd);
redraw.addActionListener(this);
subbox1.add(levelPanel);
subbox1.add(viewPanel);
paletteBox.add(subbox1);
subbox2.add(contrastPanel);
subbox2.add(bandPanel);
paletteBox.add(subbox2);
subbox3.add(redraw);
paletteBox.add(subbox3);
}
return paletteBox;
}
/**
* This class provides support for implementing the OMGraphicHandler interface. If you already
* calculate an OMGraphicList, you can use this class to apply filtering to it. The graphics on the
* list you provide it will be made visible or not depending on whether they meet the filter
* criteria.
*
* <p>The visibility of the graphics is affected when a filter is applied, and visibility is used as
* the test if whether a graphic is added to a returned list. Use resetFiltering() to turn
* visibility back on for all the OMGraphics. If a graphic is not visible when a filter is applied,
* then the filter test will automatically fail.
*/
public class FilterSupport implements OMGraphicHandler, Serializable {
/** The source graphic list. */
protected OMGraphicList list = null;
/** A flag to use the Area.intersect(Area) test, which may be a performance hit. */
protected boolean precise = true;
protected boolean DEBUG = Debug.debugging("list");
public FilterSupport() {}
public FilterSupport(OMGraphicList omgl) {
setList(omgl);
}
/**
* Filters the OMGraphicHandler graphic list so that graphics within the given shape will be
* visible. Returns an OMGraphicList with those visible shapes. The returned list should not be
* assumed to be the same OMGraphicList object that is maintained inside the OMGraphicHandler.
* Same as calling filter(withinThisShape, true).
*
* @param withinThisShape java.awt.Shape object defining a boundary.
* @return OMGraphicList containing OMGraphics that are within the Shape.
*/
public OMGraphicList filter(Shape withinThisShape) {
return filter(withinThisShape, true);
}
/**
* Filters the OMGraphicHandler graphic list so that graphics inside or outside the given shape
* will be visible. Returns an OMGraphicList with those visible shapes. The returned list should
* not be assumed to be the same OMGraphicList object that is maintained inside the
* OMGraphicHandler.
*
* @param shapeBoundary java.awt.Shape object defining a boundary.
* @param getInsideBoundary if true, the filter will look for shapes inside and contacting the
* boundary. If false, the filter will look for shapes outside the boundary.
* @return OMGraphicList containing OMGraphics that are within the Shape.
*/
public OMGraphicList filter(Shape shapeBoundary, boolean getInsideBoundary) {
Area area = null;
if (shapeBoundary != null) {
area = new Area(shapeBoundary);
}
if (Debug.debugging("filtersupportdetail")) {
Debug.output(getList().getDescription());
}
return filterList(getList(), area, getInsideBoundary);
}
/**
* Method that provides a recursive mechanism to go through OMGraphicsLists to filter out areas,
* inside or outside another.
*/
protected OMGraphicList filterList(OMGraphicList omgl, Area area, boolean getInsideArea) {
OMGraphicList ret = new OMGraphicList();
boolean DEBUG_DETAIL = Debug.debugging("filtersupportdetail");
boolean DEBUG = Debug.debugging("filtersupport") || DEBUG_DETAIL;
if (DEBUG) {
Debug.output("FilterSupport.filterList");
}
int count = 0; // for debugging
if (area != null && omgl != null) { // just checking
for (OMGraphic omg : omgl) {
if (DEBUG) {
Debug.output("FilterSupport.filterList evaluating " + (count++) + " OMGraphic, " + omg);
}
boolean outsideFilter = true;
// If not visible, automatically fails...
if (!omg.isVisible()) {
if (DEBUG) {
Debug.output(" OMGraphic not visible, ignoring");
}
continue;
}
if (omg instanceof OMGraphicList) {
if (omg == omgl) {
Debug.output(" OMGraphic is parent list (points to itself), ignoring...");
continue;
}
if (DEBUG) {
Debug.output(" (filterList recursiving handing OMGraphicList)");
}
OMGraphicList subList = filterList((OMGraphicList) omg, area, getInsideArea);
if (!subList.isEmpty()) {
if (DEBUG) {
Debug.output(
" +++ OMGraphicList's contents (" + subList.size() + ") pass filter, adding...");
}
if (((OMGraphicList) omg).isVague()) {
passedFilter(omg);
omg.setVisible(true);
ret.add(omg);
} else {
passedFilter(subList);
ret.add(subList);
}
} else {
if (DEBUG) {
Debug.output(" --- OMGraphicList's contents fail filter, ignoring...");
}
failedFilter(omg);
}
continue;
} else {
Shape omgShape = omg.getShape();
if (omgShape != null) {
if (omgShape.getBounds2D().getWidth() == 0 && omgShape.getBounds2D().getHeight() == 0) {
if (area.contains(omgShape.getBounds2D().getX(), omgShape.getBounds2D().getY())) {
if (DEBUG_DETAIL) {
Debug.output(" +++ omg contains position");
}
outsideFilter = false;
}
} else if (area.intersects(omgShape.getBounds2D())) {
if (DEBUG_DETAIL) {
Debug.output(" +++ omg intersects bounds");
}
// The area.interects() method above is a
// general case. If you care about
// preciseness, set the precise flag.
// Depending on the performance cost, we might
// want to make it permanent.
if (precise) {
Area omgArea = new Area(omgShape);
if (!omgArea.isSingular()) {
Area clone = (Area) area.clone();
clone.intersect(omgArea);
if (!clone.isEmpty()) {
outsideFilter = false;
}
} else {
outsideFilter = false;
}
} else {
outsideFilter = false;
}
}
}
// decide what to do depending on filteredOut and
// getInsideArea
if ((outsideFilter && !getInsideArea) || (!outsideFilter && getInsideArea)) {
if (DEBUG) {
Debug.output(" +++ OMGraphic passes filter, adding...");
}
passedFilter(omg);
ret.add(omg);
} else {
if (DEBUG) {
Debug.output(" --- OMGraphic fails filter, hiding...");
}
failedFilter(omg);
}
}
}
}
return ret;
}
/** Returns true if the OMGraphicHandler can handle SQL statements for filtering. */
public boolean supportsSQL() {
return false;
}
/**
* Filters the OMGraphicHandler graphic list so that graphics meeting the SQL query statement will
* be visible. Returns an OMGraphicList with those visible shapes. The returned list should not be
* assumed to be the same OMGraphicList object that is maintained inside the OMGraphicHandler.
*
* @param SQLQuery a SELECT SQL statement
* @return OMGraphicList containing OMGraphics that meet the SELECT statement criteria.
*/
public OMGraphicList filter(String SQLQuery) {
return new OMGraphicList();
}
/**
* Allows the OMGraphicHandler to receive graphics or take some action on one.
*
* @param graphic the OMGraphic to do the action on.
* @param action the OMAction describing what to do to the graphic.
* @return true if the action was able to be carried out.
*/
public boolean doAction(OMGraphic graphic, OMAction action) {
OMGraphicList list = getList();
if (list != null) {
list.doAction(graphic, action);
}
return true; // we can handle it.
}
/**
* Return the graphic list currently being used by the OMGraphicHandler. If filters have been
* applied, then the OMGraphics that have made it through the filter are visible. List may be
* null, if it hasn't been set.
*
* @see OMGraphic#isVisible().
*/
public synchronized OMGraphicList getList() {
if (DEBUG) {
Debug.output(
"FilterSupport.getList() with "
+ (list != null ? list.size() + " graphics." : "null list."));
}
return list;
}
/** Indicates if the OMGraphicHandler can have its OMGraphicList set. */
public boolean canSetList() {
return true;
}
/** Set the OMGraphicList within this OMGraphicHandler. Works if canSetGraphicList == true. */
public synchronized void setList(OMGraphicList omgl) {
if (DEBUG) {
Debug.output(
"FilterSupport.setList() with "
+ (omgl != null ? omgl.size() + " graphics." : "null list."));
}
list = omgl;
}
/** Remove all filters, and reset all graphics to be visible. */
public void resetFiltering() {
OMGraphicList list = getList();
if (list != null) list.setVisible(true);
}
/**
* Method called when FilterSupport finds an OMGraphic that fails the filter test. The OMGraphic
* is not being added to a list that is being returned for passing OMGraphics in another method,
* this call-out is an opportunity to make settings on OMGraphics that pass the filter. By
* default, the visibility of the OMGraphic is set to false.
*/
protected void failedFilter(OMGraphic omg) {
omg.setVisible(false);
}
/**
* Method called when FilterSupport finds an OMGraphic that passes the filter test. The OMGraphic
* is already being added to a list that is being returned in another method, this call-out is an
* opportunity to make settings on OMGraphics that pass the filter.
*/
protected void passedFilter(OMGraphic omg) {
// NO-OP, by default
}
}
/**
* Constructs a new BinaryFile with the specified file as the input. The byte-order is undefined.
* Reads start at the first byte of the file. This constructor looks for the file with the string
* given, and will call the correct constructor as appropriate. If the string represents a file
* available locally, then the BinaryFile will be accessed with a FileInputReader using a
* RandomAccessFile. If it's only available as a resource, then a StreamInputReader will be used.
* The name should be a path to a file, or the name of a resource that can be found in the
* classpath, or a URL.
*
* @param name the name of the file to be opened for reading
* @exception IOException pass-through errors from opening the file.
*/
public BinaryFile(final String name) throws IOException {
boolean showDebug = false;
if (Debug.debugging("binaryfile")) {
showDebug = true;
}
if (showDebug) {
Debug.output("BinaryFile: trying to figure out how to handle " + name);
}
try {
File file = null;
URL url = null;
if (!Environment.isApplet()) {
file = new File(name);
}
if (file != null && file.exists()) {
// If the string represents a file, then we want to
// use the RandomAccessFile aspect of the BinaryFile.
setInputReader(new FileInputReader(file));
} else {
// url = ClassLoader.getSystemResource(name);
url = Thread.currentThread().getContextClassLoader().getResource(name);
// OK, now we want to look around for the file, in the
// classpaths, and as a resource. It may be a file in
// a classpath, available for direct access.
if (url != null) {
final String newname = url.getFile();
if (showDebug) {
Debug.output("BinaryFile: looking for " + newname);
}
if (!Environment.isApplet()) {
file = new File(newname);
}
if (file != null && file.exists()) {
// It's still a file, available directly.
// Access it with the RandomAccessFile
setInputReader(new FileInputReader(file));
} else {
// Need to get it as a resource. Needs
// special handling if it's coming in a jar
// file. Jar file references have a "!" in
// them
if (!setJarInputReader(newname)) {
if (showDebug) {
Debug.output(" trying as url: " + url);
}
setInputReader(new URLInputReader(url));
}
}
} else if (Environment.isApplet()) {
if (showDebug) {
Debug.output(" As applet, checking codebase...");
}
// Look in the codebase for applets...
final URL[] cba = new URL[1];
cba[0] = Environment.getApplet().getCodeBase();
final URLClassLoader ucl = URLClassLoader.newInstance(cba);
url = ucl.getResource(name);
if (url != null) {
setInputReader(new URLInputReader(url));
}
}
// It's not in the classpath, so try it as a URL.
if (inputReader == null) {
if (showDebug) {
Debug.output(" lastly, trying as URL: " + name);
}
try {
setInputReader(new URLInputReader(new URL(name)));
} catch (final java.security.AccessControlException ace) {
Debug.output("BinaryFile: " + name + " couldn't be accessed.");
throw new IOException("AccessControlException trying to fetch " + name + " as a URL");
}
}
}
if (inputReader == null) {
throw new FileNotFoundException("BinaryFile can't find: " + name);
}
} catch (final IOException ioe) {
throw ioe;
}
}
/** Set the input reader used by the BinaryFile. Make sure it's intialized properly. */
public void setInputReader(final InputReader reader) {
if (Debug.debugging("binaryfile")) {
Debug.output("Setting inputReader");
}
inputReader = reader;
}
/**
* A simple test method to determine if a file or directory, represented by a string, can be found
* by the current Java environment. Uses the same tests as BinaryFile constructor for tracking
* down a file.
*
* @param name A path to a file, a URL, or a path to a jar file entry.
*/
public static boolean exists(final String name) {
boolean exists = false;
try {
File file = null;
URL url = null;
if (!Environment.isApplet()) {
file = new File(name);
}
if (file != null && file.exists()) {
exists = true;
} else {
// url = ClassLoader.getSystemResource(name);
url = Thread.currentThread().getContextClassLoader().getResource(name);
// OK, now we want to look around for the file, in the
// classpaths, and as a resource. It may be a file in
// a classpath, available for direct access.
if (url != null) {
exists = true;
} else if (Environment.isApplet()) {
if (Debug.debugging("binaryfile")) {
Debug.output(" As applet, checking codebase...");
}
// Look in the codebase for applets...
final URL[] cba = new URL[1];
cba[0] = Environment.getApplet().getCodeBase();
final URLClassLoader ucl = URLClassLoader.newInstance(cba);
if (ucl.getResource(name) != null) {
exists = true;
// This has been commented out because the
// AppletDataNugget has been deprecated, and
// is not needed.
// } else {
// url = AppletDataNugget.findResource(name);
// if (url != null) {
// exists = true;
// }
}
}
// It's not in the classpath, so try it as a URL to a
// webserver.
if (!exists && name.indexOf("http:") != -1) {
try {
final InputStream stream = new URL(name).openStream();
stream.close();
exists = true;
} catch (final java.security.AccessControlException ace) {
exists = false;
}
}
}
} catch (final IOException ioe) {
Debug.message("binaryfile", "BinaryFile.exists() caught IOException");
exists = false;
}
if (Debug.debugging("binaryfile")) {
Debug.output("BinaryFile.exists(" + name + ") = " + exists);
}
return exists;
}
/**
* Creates a string with variety of information about this field, and all it's subfields is
* written to the given debugging file handle. Note that field definition information (ala
* DDFFieldDefn) isn't written.
*
* @return String containing info.
*/
public String toString() {
StringBuffer buf = new StringBuffer(" DDFField:\n");
buf.append("\tTag = ").append(poDefn.getName()).append("\n");
buf.append("\tDescription = ").append(poDefn.getDescription()).append("\n");
int size = getDataSize();
buf.append("\tDataSize = ").append(size).append("\n");
if (pachData == null) {
buf.append("\tHeader offset = ").append(headerOffset).append("\n");
buf.append("\tData position = ").append(dataPosition).append("\n");
buf.append("\tData length = ").append(dataLength).append("\n");
return buf.toString();
}
buf.append("\tData = ");
for (int i = 0; i < Math.min(size, 40); i++) {
if (pachData[i] < 32 || pachData[i] > 126) {
buf.append(" | ").append((char) pachData[i]);
} else {
buf.append(pachData[i]);
}
}
if (size > 40) buf.append("...");
buf.append("\n");
/* -------------------------------------------------------------------- */
/* dump the data of the subfields. */
/* -------------------------------------------------------------------- */
if (Debug.debugging("iso8211.raw")) {
int iOffset = 0;
MutableInt nBytesConsumed = new MutableInt(0);
for (int nLoopCount = 0; nLoopCount < getRepeatCount(); nLoopCount++) {
if (nLoopCount > 8) {
buf.append(" ...\n");
break;
}
for (int i = 0; i < poDefn.getSubfieldCount(); i++) {
byte[] subPachData = new byte[pachData.length - iOffset];
System.arraycopy(pachData, iOffset, subPachData, 0, subPachData.length);
buf.append(poDefn.getSubfieldDefn(i).dumpData(subPachData, subPachData.length));
poDefn.getSubfieldDefn(i).getDataLength(subPachData, subPachData.length, nBytesConsumed);
iOffset += nBytesConsumed.value;
}
}
} else {
buf.append(" Subfields:\n");
for (Enumeration enumeration = subfields.keys(); enumeration.hasMoreElements(); ) {
Object obj = subfields.get(enumeration.nextElement());
if (obj instanceof List) {
for (Iterator it = ((List) obj).iterator(); it.hasNext(); ) {
DDFSubfield ddfs = (DDFSubfield) it.next();
buf.append(" ").append(ddfs.toString()).append("\n");
}
} else {
buf.append(" ").append(obj.toString()).append("\n");
}
}
}
return buf.toString();
}
protected EditableOMGraphic() {
DEBUG = Debug.debugging("eomg");
DEBUG_DETAIL = Debug.debugging("eomgdetail");
}
/**
* DeterminePoliticalAreas goes over a list of omgraphics, and spits out a hashtable that holds
* PoliticalArea objects for every area key. When an ID is found in the graphics, it is checked in
* the hashtable for like graphics, and added to that PoliticalArea if found. If not found, a new
* PoliticalArea is created and placed in the Hashtable. This will duplicate graphics if you call
* it more than once for the same graphic list.
*
* @param graphicList the list of graphics. The top level graphic entries on the list represent
* areas.
*/
public Hashtable determinePoliticalAreas(OMGraphicList graphicList, Hashtable poli_areas) {
// Simple case. No graphics means an empty list of regions.
String name = null;
String key = null;
if (graphicList != null) {
int size = graphicList.size();
for (int i = 0; i < size; i++) {
OMGraphic graphic = graphicList.getOMGraphicAt(i);
// below should be a vector like [ "Massachusetts",
// "MA" ];
Object obj = graphic.getAttribute(ShapeConstants.SHAPE_DBF_INFO_ATTRIBUTE);
if (obj == null) {
if (Debug.debugging("areas")) {
Debug.error("AreaHandler: No attributes for graphic #" + i);
}
continue;
}
if (obj instanceof Vector) {
Vector pair = (Vector) obj;
name = (String) pair.elementAt(nameIndex);
key = ((String) pair.elementAt(keyIndex)).toUpperCase().intern();
if (Debug.debugging("areas")) {
Debug.output("AreaHandler: looking at " + name + ", " + key);
}
} else if (obj instanceof String) {
// Assume that the key is stored here, I guess.
key = (String) obj;
if (Debug.debugging("areas")) {
Debug.output("AreaHandler: String app object, looking at " + key);
}
} else {
if (Debug.debugging("areas")) {
Debug.output("AreaHandler: Unidentified app object type " + obj);
}
}
// Get the political area object for this keyiation.
PoliticalArea area = (PoliticalArea) poli_areas.get(key);
if (area == null) { // key is not in table
area = new PoliticalArea(name, key);
poli_areas.put(key, area); // add it to the table
// AreaDrawParams adp =
// (AreaDrawParams)drawingParams.get(key);
// if (adp != null) {
// area.setDrawingAttributes(adp.drawingAttributes);
// }
}
// Add the graphic to the list for this political
// area.
area.addGraphic(graphic);
}
if (Debug.debugging("areas")) {
Debug.output(
"AreaHandler: Finished determinePoliticalAreas: "
+ poli_areas.size()
+ " areas defined.");
}
}
return poli_areas;
}
/**
* Go through the properties, loading the shapefile, information file and attributes files, and
* resolve how everything should be drawn. Might take awhile if the files are large. Called from
* getRectangle, which is called when the AreaShapeLayer is added to the map.
*
* @param prefix property file entry header name
* @param props the properties to look through.
*/
public void initialize(String prefix, Properties props) {
if (props == null) {
Debug.error(
"AreaHandler: initialize received bad input:\n\tprefix: "
+ prefix
+ "\n\tproperties: "
+ (props == null ? "null" : "OK"));
politicalAreas = null;
return;
}
prefix = PropUtils.getScopedPropertyPrefix(prefix);
politicalAreas = new Hashtable();
// OK, Get the graphics. We are not expecting that all the
// graphics in the file are not too much to handle. Also, we
// test for the serialized graphics file first, and if it
// isn't designated, then look for a shapefile and spatial
// index file to create an OMGraphicsList.
String cacheFile = props.getProperty(prefix + CacheFileProperty);
// First find the resource, if not, then try as a file-URL...
try {
cacheURL = PropUtils.getResourceOrFileOrURL(this, cacheFile);
if (cacheURL != null) {
omgraphics = readCachedGraphics(cacheURL);
} else {
// We'll use the spatial index set from the
// ShapeLayer.
// Now, get the attribute file
String dbfFile = props.getProperty(prefix + dbfFileProperty);
URL dbfFileURL = null;
if (dbfFile != null) {
dbfFileURL = PropUtils.getResourceOrFileOrURL(this, dbfFile);
}
if (dbfFileURL != null) {
InputStream is = dbfFileURL.openStream();
dbfModel = new DbfTableModel(new DbfInputStream(is));
}
if (dbfModel == null) {
String csvFile = props.getProperty(prefix + csvFileProperty);
URL infofileURL = null;
if (csvFile != null) {
infofileURL = PropUtils.getResourceOrFileOrURL(this, csvFile);
}
// Read them in.
if (infofileURL != null) {
infoFile = new CSVShapeInfoFile(csvFile);
infoFile.setHeadersExist(
PropUtils.booleanFromProperties(props, prefix + csvHeaderProperty, true));
infoFile.loadData(true);
}
}
}
} catch (java.net.MalformedURLException murle) {
omgraphics = new OMGraphicList();
} catch (java.io.IOException ioe) {
omgraphics = new OMGraphicList();
} catch (Exception exc) {
omgraphics = new OMGraphicList();
}
// This is handled properly yet. The PoliticalArea should be
// updated to handle URLs for area points, and have different
// icons for different areas.
// String defaultPointImageURLString =
// props.getProperty(prefix + pointImageURLProperty);
// Now, match the attributes to the graphics. Find the
// indexes of the name and the search key. Also figure out
// which areas have special coloring needs.
keyIndex = PropUtils.intFromProperties(props, prefix + keyIndexProperty, keyIndex);
nameIndex = PropUtils.intFromProperties(props, prefix + nameIndexProperty, nameIndex);
String areas = props.getProperty(prefix + areasProperty);
if (areas == null) areas = "";
StringTokenizer tokenizer = new StringTokenizer(areas, " ");
// All this uses the properties to set the individual colors
// of any area
String currentArea;
while (tokenizer.hasMoreTokens()) {
currentArea = tokenizer.nextToken();
PoliticalArea newParams = new PoliticalArea(currentArea);
if (Debug.debugging("areas")) {
Debug.output("AreaHandler: setting SPECIALIZED attributes for \"" + newParams.id + "\"");
}
areasItems.addElement(currentArea);
newParams.drawingAttributes =
new DrawingAttributes(prefix + areasProperty + "." + currentArea, props);
politicalAreas.put(newParams.id.toUpperCase().intern(), newParams);
}
if (Debug.debugging("areas")) {
Debug.output("AreaHandler: finished initialization");
}
}
/**
* Get the graphics for a particular lat/lon area.
*
* @param ulLat upper left latitude, in decimal degrees.
* @param ulLon upper left longitude, in decimal degrees.
* @param lrLat lower right latitude, in decimal degrees.
* @param lrLon lower right longitude, in decimal degrees.
* @param proj the current map projection.
* @return OMGraphicList
*/
public OMGraphicList getGraphics(
double ulLat, double ulLon, double lrLat, double lrLon, Projection proj) {
if (cacheURL != null) {
return omgraphics;
}
if (spatialIndex == null) {
return new OMGraphicList();
}
if (politicalAreas == null) {
initialize(originalPrefix, originalProperties);
}
OMGraphicList list = new OMGraphicList();
// check for dateline anomaly on the screen. we check for
// ulLon >= lrLon, but we need to be careful of the check for
// equality because of floating point arguments...
if (ProjMath.isCrossingDateline(ulLon, lrLon, proj.getScale())) {
if (Debug.debugging("areas")) {
Debug.output("AreaHander.getGraphics(): Dateline is on screen");
}
double ymin = Math.min(ulLat, lrLat);
double ymax = Math.max(ulLat, lrLat);
try {
list =
spatialIndex.getOMGraphics(
ulLon, ymin, 180.0d, ymax, list, drawingAttributes, proj, coordTransform);
list =
spatialIndex.getOMGraphics(
-180.0d, ymin, lrLon, ymax, list, drawingAttributes, proj, coordTransform);
} catch (InterruptedIOException iioe) {
// This means that the thread has been interrupted,
// probably due to a projection change. Not a big
// deal, just return, don't do any more work, and let
// the next thread solve all problems.
list = null;
} catch (IOException ex) {
ex.printStackTrace();
} catch (FormatException fe) {
fe.printStackTrace();
}
} else {
double xmin = (double) Math.min(ulLon, lrLon);
double xmax = (double) Math.max(ulLon, lrLon);
double ymin = (double) Math.min(ulLat, lrLat);
double ymax = (double) Math.max(ulLat, lrLat);
try {
list =
spatialIndex.getOMGraphics(
xmin, ymin, xmax, ymax, list, drawingAttributes, proj, coordTransform);
} catch (InterruptedIOException iioe) {
// This means that the thread has been interrupted,
// probably due to a projection change. Not a big
// deal, just return, don't do any more work, and let
// the next thread solve all problems.
list = null;
} catch (java.io.IOException ex) {
ex.printStackTrace();
} catch (FormatException fe) {
fe.printStackTrace();
}
}
updateDrawingParameters(list);
return list;
}
