/**
* Add content to this Group. The OMGraphicHandler layers that are part of the map with have their
* graphics may be added with a small separation between the layers, depending on the value of
* layerSeparation.
*
* @param mapHandler Description of the Parameter
*/
protected void createMap(MapHandler mapHandler) {
double baselineHeight = layerSeparation;
LayerHandler lh = (LayerHandler) mapHandler.get("com.bbn.openmap.LayerHandler");
if (lh != null) {
Debug.message("3d", "LayerMapContent: putting layer graphics on the map.");
Layer[] layers = lh.getLayers();
// Back to front makes the sea in the back, and keeps
// first layers on top, to go with the OpenMap paradigm.
for (int i = layers.length - 1; i >= 0; i--) {
Layer layer = layers[i];
if (layer.isVisible()) {
if (layer instanceof ScaleFilterLayer) {
ScaleFilterLayer sfl = (ScaleFilterLayer) layer;
layer = sfl.getAppropriateLayer();
}
if (layer instanceof OMGraphicHandlerLayer) {
addContent(this, (OMGraphicHandlerLayer) layer, baselineHeight += layerSeparation);
} else {
Debug.message("3d", "LayerMapContent: skipping layer " + layer.getName());
}
}
}
}
addSea(this, mapHandler);
}
/**
* Called when some fundamental parameters change.
*
* <p>Each projection will decide how to respond to this change. For instance, they may need to
* recalculate "constant" parameters used in the forward() and inverse() calls.
*
* <p>
*/
protected void computeParameters() {
Debug.message("proj", "Gnomonic.computeParameters()");
super.computeParameters();
// maxscale = scale at which a world hemisphere fits in the
// window
maxscale =
(width < height)
? (float) (planetPixelRadius * 2 * hPrime) / (float) width
: (float) (planetPixelRadius * 2 * hPrime) / (float) height;
if (maxscale < minscale) {
maxscale = minscale;
}
if (scale > maxscale) {
scale = maxscale;
}
scaled_radius = planetPixelRadius / scale;
// width of the world in pixels at current scale. We see only
// one hemisphere.
world.x = (int) ((planetPixelRadius * 2 * hPrime) / scale);
// do some precomputation of stuff
cosCtrLat = Math.cos(centerY);
sinCtrLat = Math.sin(centerY);
// compute the offsets
hy = height / 2;
wx = width / 2;
}
/**
* Inverse project x,y coordinates into a LatLonPoint.
*
* @param x integer x coordinate
* @param y integer y coordinate
* @param llp LatLonPoint
* @return LatLonPoint llp
* @see Proj#inverse(Point2D)
*/
public <T extends Point2D> T inverse(double x, double y, T llp) {
if (llp == null) {
llp = (T) new LatLonPoint.Double();
}
// convert from screen to world coordinates
x -= wx;
y = hy - y;
// Debug.output("Gnomonic.inverse: x,y=" + x + "," + y);
double rho = Math.sqrt(x * x + y * y);
if (rho == 0) {
Debug.message("proj", "Gnomonic.inverse: center!");
llp.setLocation(ProjMath.radToDeg(centerX), ProjMath.radToDeg(centerY));
return llp;
}
double c = Math.atan2(rho, scaled_radius);
double cosC = Math.cos(c);
double sinC = Math.sin(c);
// calculate latitude
double lat = Math.asin(cosC * sinCtrLat + (y * sinC * (cosCtrLat / rho)));
// calculate longitude
double lon = centerX + Math.atan2((x * sinC), (rho * cosCtrLat * cosC - y * sinCtrLat * sinC));
// Debug.output("Gnomonic.inverse: lat,lon=" +
// ProjMath.radToDeg(lat) + "," +
// ProjMath.radToDeg(lon));
// check if point in outer space
// if (MoreMath.approximately_equal(lat, ctrLat) &&
// MoreMath.approximately_equal(lon, ctrLon) &&
// (Math.abs(x-(width/2))<2) &&
// (Math.abs(y-(height/2))<2))
if (Double.isNaN(lat) || Double.isNaN(lon)) {
Debug.message("proj", "Gnomonic.inverse(): outer space!");
lat = centerY;
lon = centerX;
}
llp.setLocation(Math.toDegrees(wrapLongitude(lon)), Math.toDegrees(normalizeLatitude(lat)));
return llp;
}
/**
* Paints the layer.
*
* @param g the Graphics context for painting
*/
public void paint(java.awt.Graphics g) {
Debug.message("dted", getName() + "|DTEDLayer.paint()");
super.paint(g);
if (location != null) location.render(g);
location = null;
}
/**
* Use the current projection to place the graphics on the screen. Has to be called to at least
* assure the graphics that they are ready for rendering. Called when the graphic position
* changes.
*
* @param proj com.bbn.openmap.proj.Projection
* @return true
*/
public boolean generate(Projection proj) {
Debug.message("eomg", "EditableOMPoly.generate()");
if (poly != null) {
poly.generate(proj);
}
generateGrabPoints(proj);
return true;
}
/**
* Given a new projection, the grab points may need to be repositioned off the current position of
* the graphic. Called when the projection changes.
*/
public void regenerate(Projection proj) {
Debug.message("eomg", "EditableOMPoly.regenerate()");
if (poly != null) {
poly.generate(proj);
setGrabPoints(poly);
}
generateGrabPoints(proj);
}
/**
* Draw the EditableOMPoly parts into the java.awt.Graphics object. The grab points are only
* rendered if the poly machine state is PolySelectedState.POLY_SELECTED.
*
* @param graphics java.awt.Graphics.
*/
public void render(java.awt.Graphics graphics) {
Debug.message("eomg", "EditableOMPoly.render()");
State state = getStateMachine().getState();
if (poly != null && !(state instanceof PolyUndefinedState)) {
poly.setVisible(true);
poly.render(graphics);
poly.setVisible(false);
} else {
Debug.message("eomg", "EditableOMPoly.render: null or undefined poly.");
return;
}
// Render the points actually on the polygon
if (state instanceof GraphicSelectedState
|| state instanceof PolyAddNodeState
|| state instanceof PolyDeleteNodeState) {
for (GrabPoint gb : polyGrabPoints) {
if (gb != null) {
gb.setVisible(true);
gb.render(graphics);
gb.setVisible(false);
}
}
}
// In certain conditions, render the offset grab point.
if (state instanceof GraphicSelectedState || state instanceof GraphicEditState /*
* ||
* state
* instanceof
* PolySetOffsetState
*/) {
if (gpo != null && poly.getRenderType() == OMGraphic.RENDERTYPE_OFFSET) {
gpo.setVisible(true);
gpo.render(graphics);
gpo.setVisible(false);
}
}
}
/**
* Adds widgets to modify polygon.
*
* @param graphicAttributes the GraphicAttributes to use to get the GUI widget from to control
* those parameters for this EOMG.
* @return Component to use to control parameters for this EOMG.
*/
public Component getGUI(GraphicAttributes graphicAttributes) {
Debug.message("eomg", "EditableOMPoly.getGUI");
if (graphicAttributes != null) {
JMenu ahm = getArrowHeadMenu();
graphicAttributes.setLineMenuAdditions(new JMenu[] {ahm});
// JComponent gaGUI = (JComponent) graphicAttributes.getGUI();
JComponent toolbar = createAttributePanel(graphicAttributes);
getPolyGUI(graphicAttributes.getOrientation(), toolbar);
return toolbar;
} else {
return getPolyGUI();
}
}
/**
* Find a PoliticalArea named by the search key. If the shapefile is large, the first query will
* take a little extra time on the first query to read in the files.
*
* @param area_key the lookup key, of which the index for the column was designated in the
* properties file.
*/
public PoliticalArea findPoliticalArea(String area_key) {
// Right now, this method gathers all the graphics in the
// shape file, groups them, and then returns the PoliticalArea
// for the key. In the future, it would be nice to have the
// option to actually search through the data file, find the
// indexes of the graphics that go to the area, and assemble a
// temporary list to pass back.
if (politicalAreas == null) {
Debug.message("areas", "AreaHandler: initializing graphic attributes");
initialize(originalPrefix, originalProperties);
if (omgraphics == null) {
omgraphics = getGraphics();
if (dbfModel != null) loadDbfModelIntoGraphics(omgraphics);
else infoFile.loadIntoGraphics(omgraphics);
}
politicalAreas = determinePoliticalAreas(omgraphics);
Debug.message("areas", "AreaHandler: completed initialization");
}
if (politicalAreas != null) {
String key = area_key.toUpperCase().intern(); // Just to
// be sure.
return (PoliticalArea) politicalAreas.get(key);
} else {
Debug.error(
"AreaHandler: initialization failed for "
+ originalPrefix
+ "\n\tNo data will be displayed");
return null;
}
}
/**
* Read a cache of OMGeometries, given a ObjectInputStream.
*
* @param objstream ObjectInputStream of geometry list.
*/
public void readGraphics(ObjectInputStream objstream) throws IOException {
Debug.message("omgraphics", "OMGeometryList: Reading cached geometries");
try {
while (true) {
try {
OMGeometry omg = (OMGeometry) objstream.readObject();
this.add(omg);
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (OptionalDataException ode) {
ode.printStackTrace();
}
}
} catch (EOFException e) {
}
}
/**
* Read the link and pull off the gesture, filling in the fields of this object.
*
* @param link the link to read from.
* @return Link.END_TOTAL or Link.END_SECTION
*/
public String read(Link link) throws IOException {
float ver = link.dis.readFloat();
if (ver != version) {
if (ver == .1) { // Big differece....
throw new IOException("LinkActionRequest: Versions do not match! DANGER!");
} else {
Debug.message("link", "LinkActionRequest: Versions do not match");
}
}
// the second thing we get is the descriptor
descriptor = link.dis.readInt();
if (isClientNotification()) {
// In case it is passed back later to the server - we
// really don't need to know that it was a notification
// mask after this, right??
descriptor = LinkUtil.unsetMask(descriptor, CLIENT_NOTIFICATION_MASK);
return link.readDelimiter(false);
} else if (isKeyEvent()) {
// key event
key = link.dis.readChar();
modifiers = link.dis.readInt();
} else {
// Mouse event
x = link.dis.readInt();
y = link.dis.readInt();
clickCount = link.dis.readInt();
modifiers = link.dis.readInt();
lat = link.dis.readFloat();
lon = link.dis.readFloat();
}
properties = new LinkProperties(link);
if (LinkUtil.isMask(descriptor, GRAPHIC_ID_MASK)) {
id = properties.getProperty(LPC_GRAPHICID);
}
return link.readDelimiter(false);
}
/**
* Add the projection background color to the base level of the Java 3D map. The MapHandler
* provides the MapBean and therefore the projection.
*
* @param bg The feature to be added to the Sea attribute
* @param mh The feature to be added to the Sea attribute
*/
protected void addSea(Group bg, MapHandler mh) {
MapBean map = (MapBean) mh.get("com.bbn.openmap.MapBean");
if (map != null) {
Debug.message("3d", "LayerMapContent: putting down sea.");
Color seaColor = map.getBackground();
Projection proj = map.getProjection();
// Make the background strech a screen around the current
// map, all directions.
int width = proj.getWidth();
int height = proj.getHeight();
java.awt.geom.GeneralPath background =
// OMGraphic.createBoxShape(0, 0, width, height);
OMGraphicAdapter.createBoxShape(-width, -height, width * 3, height * 3);
addTo(bg, OMGraphicUtil.createShape3D(background, 0, seaColor, true));
}
}
/**
* Get the array of grab points used for the EditableOMGraphic. Creates the array by copying all
* the grab points out of the ArrayList, and tacking the offset grab point to the end.
*/
public GrabPoint[] getGrabPoints() {
int size = polyGrabPoints.size();
// The second half of the test is the fix to the bug that caused
// OMEditablePolys to be unresponsive when the colors changed. Thanks,
// Stephane!
// if (gPoints.length != size + 1
// || ((size > 0) && (!gPoints[0].equals(polyGrabPoints.get(0))))) {
if (gPoints.length != size + 1 || arrayCleared) {
arrayCleared = false;
Debug.message("eomg", "EditableOMPoly.getGrabPoints(): recreating grab points");
gPoints = new GrabPoint[size + 1];
int counter = 0;
for (GrabPoint gb : polyGrabPoints) {
gPoints[counter++] = gb;
}
gPoints[counter] = gpo;
}
return gPoints;
}
public boolean generate(Projection proj) {
if (renderType == RENDERTYPE_XY || renderType == RENDERTYPE_OFFSET) {
return super.generate(proj); // generate using circle's generate
}
// RENDERTYPE_LATLON should go in here
setShape(null);
if (proj == null) {
Debug.message("omgraphic", "OMEllipse: null projection in generate!");
return false;
}
if (rawllpts == null) {
rawllpts = createLatLonPoints();
}
ArrayList vector = null;
// polygon/polyline project the polygon/polyline.
// Vertices should already be in radians.
vector = proj.forwardPoly(rawllpts, getLineType(), -1, true);
int size = vector.size();
// We could call create shape, but this is more efficient.
int i, j;
for (i = 0, j = 0; i < size; i += 2, j++) {
GeneralPath gp = createShape((int[]) vector.get(i), (int[]) vector.get(i + 1), true);
if (shape == null) {
setShape(gp);
} else {
((GeneralPath) shape).append(gp, false);
}
}
setNeedToRegenerate(false);
return true;
}
/**
* Prepares the graphics for the layer. This is where the getRectangle() method call is made on
* the dted.
*
* <p>Occasionally it is necessary to abort a prepare call. When this happens, the map will set
* the cancel bit in the LayerThread, (the thread that is running the prepare). If this Layer
* needs to do any cleanups during the abort, it should do so, but return out of the prepare asap.
*/
public synchronized OMGraphicList prepare() {
if (isCancelled()) {
Debug.message("dted", getName() + "|DTEDLayer.prepare(): aborted.");
return null;
}
Projection projection = getProjection();
if (projection == null) {
Debug.error("DTED Layer needs to be added to the MapBean before it can draw images!");
return new OMGraphicList();
}
DTEDCacheManager cache = getCache();
if (!(projection instanceof EqualArc)) {
// fireRequestInfoLine("DTED works faster with an Equal Arc projection (CADRG/LLXY).");
}
Debug.message("basic", getName() + "|DTEDLayer.prepare(): doing it");
// Setting the OMGraphicsList for this layer. Remember, the
// OMGraphicList is made up of OMGraphics, which are generated
// (projected) when the graphics are added to the list. So,
// after this call, the list is ready for painting.
// call getRectangle();
if (Debug.debugging("dted")) {
Debug.output(
getName()
+ "|DTEDLayer.prepare(): "
+ "calling getRectangle "
+ " with projection: "
+ projection
+ " ul = "
+ projection.getUpperLeft()
+ " lr = "
+ projection.getLowerRight());
}
OMGraphicList omGraphicList;
if (projection.getScale() < maxScale) {
omGraphicList = cache.getRectangle(projection);
} else {
fireRequestInfoLine(" The scale is too small for DTED viewing.");
Debug.error(
"DTEDLayer: scale (1:"
+ projection.getScale()
+ ") is smaller than minimum (1:"
+ maxScale
+ ") allowed.");
omGraphicList = new OMGraphicList();
}
// ///////////////////
// safe quit
int size = 0;
if (omGraphicList != null) {
size = omGraphicList.size();
Debug.message(
"basic", getName() + "|DTEDLayer.prepare(): finished with " + size + " graphics");
// // Don't forget to project them. Since they are only
// // being recalled if the projection has changed, then we
// // need to force a reprojection of all of them because the
// // screen position has changed.
// omGraphicList.project(projection, true);
} else {
Debug.message("basic", getName() + "|DTEDLayer.prepare(): finished with null graphics list");
}
return omGraphicList;
}
/**
* Called when some fundamental parameters change.
*
* <p>Each projection will decide how to respond to this change. For instance, they may need to
* recalculate "constant" parameters used in the forward() and inverse() calls.
*
* <p>
*/
protected synchronized void computeParameters() {
int w, h;
if (ul == null) ul = new Point(0, 0); // HACK
// quick calculate the maxscale
maxscale = CADRG_calc_maxscale();
if (scale > maxscale) scale = maxscale;
// Compute the "ADRG" scale, which gets used below.
double adrgscale = 1000000.0 / scale; // 1 million (from
// ADRG
// spec)
if (adrgscale > CADRG_SCALE_LIMIT) {
Debug.message("proj", "CADRG: adrgscale > CADRG_SCALE_LIMIT");
adrgscale = CADRG_SCALE_LIMIT;
}
// Compute the y pixel constant based on scale.
y_pix_constant = CADRG_y_pix_constant(adrgscale);
if (Debug.debugging("proj")) {
Debug.output("Y pix constant = " + y_pix_constant);
}
// ////
/** Pixels per degree */
double ppd = y_pix_constant / 90.0;
if (upper_zone_extents == null || lower_zone_extents == null) {
upper_zone_extents = new double[CADRG_get_zone_old_extents.length];
lower_zone_extents = new double[CADRG_get_zone_old_extents.length + 1];
lower_zone_extents[0] = 0f;
lower_zone_extents[8] = 80f;
upper_zone_extents[8] = 90f;
// figure out new extents - from CADRG spec
for (int x = 0; x < CADRG_get_zone_old_extents.length - 1 /* 8 */; x++) {
double pivot = Math.floor(ppd * CADRG_get_zone_old_extents[x] / 1536.0);
lower_zone_extents[x + 1] = pivot * 1536.0 / ppd;
// Can't go further than the equator.
// if (x == 0) lower_zone_extents[x] = 0;
pivot++;
upper_zone_extents[x] = pivot * 1536.0 / ppd;
Debug.message("proj", "lower_zone_extents[" + x + "] = " + lower_zone_extents[x]);
Debug.message("proj", "upper_zone_extents[" + x + "] = " + upper_zone_extents[x]);
}
}
// ////
// What zone are we in? To try to reduce pixel spacing jumping when
// zoomed
// out, just set the zone level to one when zoomed out past 1:60M. There
// aren't any charts available at those scales in this projection type.
if (scale > 60000000) {
zone = 1;
} else {
zone = getZone(ProjMath.radToDeg(centerY), y_pix_constant);
}
if (Debug.debugging("proj")) {
Debug.output("Zone = " + zone);
}
// Compute the x pixel constant, based on scale and zone.
x_pix_constant = CADRG_x_pix_constant(adrgscale, zone);
// If the x_pix_constant, or number of pixels around the earth is less
// than or equal to the width of the map window, then the corner
// coordinates become equal or inverted (ul vs lr).
if (width >= x_pix_constant) {
x_pix_constant = width + 1;
}
if (Debug.debugging("proj")) {
Debug.output("x_pix_constant = " + x_pix_constant);
}
// Now I can compute the world coordinate.
if (world == null) world = new Point(0, 0);
world.x = (int) ProjMath.roundAdjust(x_pix_constant);
world.y = (int) ProjMath.roundAdjust(y_pix_constant * 4.0 / 2.0);
Debug.message("proj", "world = " + world.x + "," + world.y);
// Compute scaled pixels per RADIAN, not SCOORD
spps_x = (double) x_pix_constant / MoreMath.TWO_PI /*
* MoreMath.DEG_TO_SC(360
* )
*/;
spps_y = (double) y_pix_constant / MoreMath.HALF_PI /*
* MoreMath.DEG_TO_SC(
* 90 )
*/;
Debug.message("proj", "spps = " + spps_x + "," + spps_y);
// Fix the "small world" situation, computing ox, oy.
if (width > world.x) {
Debug.message("proj", "CADRG: fixing small world");
w = world.x;
// ox = (int) ProjMath.roundAdjust((width - w) / 2.0);
} else {
w = width;
// ox = 0;
}
if (height > world.y) {
h = (int) world.y;
oy = (int) ProjMath.roundAdjust((height - h) / 2.0);
} else {
h = height;
oy = 0;
}
// compute the "upper left" adjustment.
long temp = (long) ProjMath.roundAdjust(spps_y * centerY);
if (Debug.debugging("proj")) {
Debug.output("CADRG.temp = " + temp);
}
if (ul == null) ul = new Point(0, 0);
ul.x = (int) ProjMath.roundAdjust(-w / 2.0);
if ((temp != 0) && (oy != 0)) {
ul.y = (int) ProjMath.roundAdjust(h / 2.0);
} else {
ul.y = (int) temp + (int) ProjMath.roundAdjust(h / 2.0);
}
if (Debug.debugging("proj")) {
Debug.output("CADRG: ul = " + ul.x + "," + ul.y);
Debug.output(/* "ox = " + ox + */ " oy = " + oy);
}
// Finally compute some useful cylindrical projection
// parameters
// maxscale = (CADRG_ARC_A[0] * (1000000/width));// HACK!!!
half_world = world.x / 2;
if (scale > maxscale) {
scale = maxscale;
}
// scaled_radius = planetPixelRadius/scale;
Debug.message("proj", "CADRG.computeParameters(): maxscale: " + maxscale);
}
/**
* Delete a point at a certain point in the polygon coordinate list. If the position is less than
* zero, the deleted point will be the starting point. If the position is greater than the list of
* current points, the point will be deleted from the end of the poly.
*/
public void deletePoint(int position) {
int renderType = poly.getRenderType();
boolean needToHookUp = false;
if (position <= 0 && isEnclosed()) {
// if the position is 0 and the polygon is enclosed, we
// need to disengage the two points, then reattach.
enclose(false);
needToHookUp = true;
}
if (renderType == OMGraphic.RENDERTYPE_LATLON) {
Debug.message("eomg", "EditableOMPoly: removing point from lat/lon poly");
if (projection != null) {
double[] ll = poly.getLatLonArray();
double[] newll = new double[ll.length - 2];
int actualPosition = (position == Integer.MAX_VALUE ? ll.length : position * 2);
if (actualPosition >= ll.length) {
// Pull the new points off the end
System.arraycopy(ll, 0, newll, 0, ll.length - 2);
position = (ll.length - 2) / 2;
} else if (actualPosition <= 0) {
// Pull the new points off the beginning
System.arraycopy(ll, 2, newll, 0, ll.length - 2);
position = 0;
} else {
// actualPosition because there are 2 floats for
// every
// position.
System.arraycopy(ll, 0, newll, 0, actualPosition);
System.arraycopy(
ll, actualPosition + 2, newll, actualPosition, ll.length - actualPosition - 2);
}
poly.setLocation((double[]) newll, poly.getUnits());
}
} else {
// Grab the projected endpoints
Debug.message("eomg", "EditableOMPoly: removing point from x/y or offset poly");
int currentLength = poly.xs.length;
int[] newxs = new int[currentLength - 1];
int[] newys = new int[currentLength - 1];
if (position >= currentLength) {
// Pull the points from the end...
System.arraycopy(poly.xs, 0, newxs, 0, currentLength - 1);
System.arraycopy(poly.ys, 0, newys, 0, currentLength - 1);
position = currentLength - 1;
} else if (position <= 0) {
// Pull the points from the beginning...
System.arraycopy(poly.xs, 1, newxs, 0, currentLength - 1);
System.arraycopy(poly.ys, 1, newys, 0, currentLength - 1);
position = 0;
} else {
System.arraycopy(poly.xs, 0, newxs, 0, position);
System.arraycopy(poly.xs, position + 1, newxs, position, currentLength - position - 1);
System.arraycopy(poly.ys, 0, newys, 0, position);
System.arraycopy(poly.ys, position + 1, newys, position, currentLength - position - 1);
}
if (poly.getRenderType() == OMGraphic.RENDERTYPE_OFFSET) {
poly.setLocation(poly.lat, poly.lon, poly.getUnits(), newxs, newys);
} else {
poly.setLocation(newxs, newys);
}
}
if (projection != null) {
poly.regenerate(projection);
}
// Remove the GrabPoint for the deleted spot.
GrabPoint gp = (GrabPoint) polyGrabPoints.remove(position);
if (gpo != null && gp != null) {
gpo.removeGrabPoint(gp);
}
if (needToHookUp) {
enclose(true);
}
}
/**
* Add a point at a certain point in the polygon coordinate list. If the position is less than
* zero, the point will be the starting point. If the position is greater than the list of current
* points, the point will be added to the end of the poly. This method is convenient because it
* lets you define the GrabPoint object to use for the node, in case you need a special type of
* GrabPoint.
*
* @return the index for the point in the polygon, starting with 0.
*/
public int addPoint(GrabPoint gp, int position) {
if (gp == null) {
return -1;
}
int x = gp.getX();
int y = gp.getY();
int renderType = poly.getRenderType();
boolean rads = (poly.getUnits() == OMGraphic.RADIANS);
if (renderType == OMGraphic.RENDERTYPE_LATLON) {
Debug.message("eomg", "EditableOMPoly: adding point to lat/lon poly");
if (projection != null) {
double[] ll = poly.getLatLonArray();
int actualPosition = (position == Integer.MAX_VALUE ? ll.length : position * 2);
LatLonPoint llpnt = projection.inverse(x, y, new LatLonPoint.Double());
if (Debug.debugging("eomp")) {
Debug.output(
"EditableOMPoly: adding point to lat/lon poly at "
+ x
+ ", "
+ y
+ ": "
+ llpnt
+ ", at the end of ");
for (int j = 0; j < ll.length; j += 2) {
Debug.output(ll[j] + ", " + ll[j + 1]);
}
}
double[] newll = new double[ll.length + 2];
double newlat;
double newlon;
if (rads) {
newlat = llpnt.getRadLat();
newlon = llpnt.getRadLon();
} else {
newlat = llpnt.getY();
newlon = llpnt.getX();
}
if (actualPosition >= ll.length) {
// Put the new points at the end
if (ll.length != 0) {
System.arraycopy(ll, 0, newll, 0, ll.length);
}
newll[ll.length] = newlat;
newll[ll.length + 1] = newlon;
position = ll.length / 2;
} else if (actualPosition <= 0) {
// Put the new point at the beginning
System.arraycopy(ll, 0, newll, 2, ll.length);
newll[0] = newlat;
newll[1] = newlon;
position = 0;
} else {
// actualPosition because there are 2 floats for
// every
// position.
newll[actualPosition] = newlat;
newll[actualPosition + 1] = newlon;
System.arraycopy(ll, 0, newll, 0, actualPosition);
System.arraycopy(
ll, actualPosition, newll, actualPosition + 2, ll.length - actualPosition);
}
poly.setLocation((double[]) newll, poly.getUnits());
}
} else if (renderType == OMGraphic.RENDERTYPE_XY) {
// Grab the projected endpoints
Debug.message("eomg", "EditableOMPoly: adding point to x/y poly");
int currentLength = poly.xs.length;
int[] newxs = new int[currentLength + 1];
int[] newys = new int[currentLength + 1];
if (position >= currentLength) {
// Put the new points at the end
System.arraycopy(poly.xs, 0, newxs, 0, currentLength);
System.arraycopy(poly.ys, 0, newys, 0, currentLength);
newxs[currentLength] = x;
newys[currentLength] = y;
position = currentLength;
} else if (position <= 0) {
// Put the new points at the beginning
System.arraycopy(poly.xs, 0, newxs, 1, currentLength);
System.arraycopy(poly.ys, 0, newys, 1, currentLength);
newxs[0] = x;
newys[0] = y;
position = 0;
} else {
newxs[position] = x;
newys[position] = y;
System.arraycopy(poly.xs, 0, newxs, 0, position);
System.arraycopy(poly.xs, position, newxs, position + 1, currentLength - position);
System.arraycopy(poly.ys, 0, newys, 0, position);
System.arraycopy(poly.ys, position, newys, position + 1, currentLength - position);
}
poly.setLocation(newxs, newys);
} else {
// Rendertype is offset...
// Grab the projected endpoints
Debug.message("eomg", "EditableOMPoly: adding point to offset poly");
int currentLength = poly.xs.length;
int[] newxs = new int[currentLength + 1];
int[] newys = new int[currentLength + 1];
if (position >= currentLength) {
// Put the new points at the end
position = currentLength;
System.arraycopy(poly.xs, 0, newxs, 0, currentLength);
System.arraycopy(poly.ys, 0, newys, 0, currentLength);
} else if (position <= 0) {
// Put the new points at the beginning
position = 0;
System.arraycopy(poly.xs, 0, newxs, 1, currentLength);
System.arraycopy(poly.ys, 0, newys, 1, currentLength);
} else {
System.arraycopy(poly.xs, 0, newxs, 0, position);
System.arraycopy(poly.xs, position, newxs, position + 1, currentLength - position);
System.arraycopy(poly.ys, 0, newys, 0, position);
System.arraycopy(poly.ys, position, newys, position + 1, currentLength - position);
}
int offsetX;
int offsetY;
if (gpo.getX() == -1 && gpo.getY() == -1) {
offsetX = projection.getWidth() / 2;
offsetY = projection.getHeight() / 2;
} else {
offsetX = gpo.getX();
offsetY = gpo.getY();
}
if (poly.coordMode == OMPoly.COORDMODE_ORIGIN || position == 0) { // cover
// the
// first
// point
newxs[position] = x - offsetX;
newys[position] = y - offsetY;
} else { // CMode Previous offset deltas
newxs[position] = x - offsetX - newxs[position - 1];
newys[position] = y - offsetY - newys[position - 1];
}
if (position == 0) {
// Could call projection.getCenter() but that might
// break if/when we make other projection
// libraries/paradigms active.
LatLonPoint llpnt = projection.inverse(offsetX, offsetY, new LatLonPoint.Double());
if (rads) {
poly.lat = llpnt.getRadLat();
poly.lon = llpnt.getRadLon();
} else {
poly.lat = llpnt.getY();
poly.lon = llpnt.getX();
}
}
poly.setLocation(poly.lat, poly.lon, poly.getUnits(), newxs, newys);
}
// Need to reset the arrowhead when an end point is added,
// removing it from the shape when the point gets added.
// Otherwise, you end up with a arrowhead at each junction of
// the polygon.
OMArrowHead omah = poly.getArrowHead();
poly.setArrowHead(null);
// Reset the arrowhead so it will get drawn on the new
// segment.
poly.setArrowHead(omah);
polyGrabPoints.add(position, gp);
if (gpo != null) {
gpo.addGrabPoint(gp);
}
// This is the standard call that needs to be made here, the
// arrowhead changes are around this.
poly.regenerate(projection);
gp.generate(projection);
return position;
}
/**
* Take the current location of the GrabPoints, and modify the location parameters of the OMPoly
* with them. Called when you want the graphic to change according to the grab points.
*/
public void setGrabPoints() {
int i;
GrabPoint gb; // just to use a temp marker
LatLonPoint llp = new LatLonPoint.Double();
int renderType = poly.getRenderType();
if (renderType == OMGraphic.RENDERTYPE_LATLON) {
if (projection != null) {
double[] radCoords = new double[polyGrabPoints.size() * 2];
// OK, this code resets the location of every point slightly to
// the inverse location of the grab points. So if you grab one
// node and move it, all of the precise values of each node
// actually changes. As we go through the array of grab points,
// we can check the corresponding projected location of the
// current node and it matches the grab point, just use the
// current poly value.
double[] currentCoords = poly.getLatLonArray();
Point2D testPoint = new Point2D.Double();
for (i = 0; i < polyGrabPoints.size(); i++) {
gb = (GrabPoint) polyGrabPoints.get(i);
boolean useGrabPointLocation = true;
try {
double radLat = currentCoords[i * 2];
double lat = Math.toDegrees(radLat);
double radLon = currentCoords[i * 2 + 1];
double lon = Math.toDegrees(radLon);
testPoint = projection.forward(lat, lon, testPoint);
if (testPoint.getX() == gb.getX() && testPoint.getY() == gb.getY()) {
// The projected location of the current node is the
// same as the grab point, use that location.
radCoords[2 * i] = radLat;
radCoords[2 * i + 1] = radLon;
useGrabPointLocation = false;
}
} catch (Exception e) {
// If anything goes wrong, don't worry about it, just
// use the
// projected inverse of grab point
}
if (useGrabPointLocation) {
projection.inverse(gb.getX(), gb.getY(), llp);
radCoords[2 * i] = llp.getRadLat();
radCoords[2 * i + 1] = llp.getRadLon();
}
}
poly.setLocation(radCoords, OMGraphic.RADIANS);
} else {
Debug.message(
"eomg",
"EditableOMPoly.setGrabPoints: projection is null, can't figure out LATLON points for poly.");
}
} else if (renderType == OMGraphic.RENDERTYPE_OFFSET) {
// Do the offset point.
if (projection != null) {
projection.inverse(gpo.getX(), gpo.getY(), llp);
} else {
Debug.message(
"eomg",
"EditableOMPoly.setGrabPoints: projection is null, can't figure out LATLON points for poly offset.");
}
}
if (renderType == OMGraphic.RENDERTYPE_XY || renderType == OMGraphic.RENDERTYPE_OFFSET) {
int[] ints = new int[polyGrabPoints.size() * 2];
if (renderType == OMGraphic.RENDERTYPE_OFFSET && gpo != null) {
// If offset rendertype, the x-y have to be offset
// distances, not screen pixel locations. For the
// polygon, you also need to take into account that
// the ints can represent 2 different things: distance
// from the origin (Offset) or distance from the
// previous point. Need to check with the poly to
// find out which to do.
GrabPoint previous = gpo;
for (i = 0; i < polyGrabPoints.size(); i++) {
gb = (GrabPoint) polyGrabPoints.get(i);
if (poly.coordMode == OMPoly.COORDMODE_PREVIOUS) {
ints[2 * i] = gb.getX() - previous.getX();
ints[2 * i + 1] = gb.getY() - previous.getY();
previous = gb;
} else {
ints[2 * i] = gb.getX() - gpo.getX();
ints[2 * i + 1] = gb.getY() - gpo.getY();
}
}
double newlat = llp.getRadLat();
double newlon = llp.getRadLon();
poly.setLocation(newlat, newlon, OMGraphic.RADIANS, ints);
} else {
for (i = 0; i < polyGrabPoints.size(); i++) {
gb = (GrabPoint) polyGrabPoints.get(i);
ints[2 * i] = gb.getX();
ints[2 * i + 1] = gb.getY();
}
poly.setLocation(ints);
}
}
}
/**
* Set the grab points for the graphic provided, setting them on the extents of the graphic.
* Called when you want to set the grab points off the points of the graphic.
*/
public void setGrabPoints(OMGraphic graphic) {
if (!(graphic instanceof OMPoly)) {
return;
}
assertGrabPoints();
polyGrabPoints.clear();
arrayCleared = true;
gpo.clear();
OMPoly poly = (OMPoly) graphic;
boolean ntr = poly.getNeedToRegenerate();
int renderType = poly.getRenderType();
Point p = new Point();
GrabPoint gb;
int i;
int npts;
boolean geoProj = projection instanceof GeoProj;
if (ntr == false) {
if (renderType == OMGraphic.RENDERTYPE_LATLON) {
Debug.message("eomg", "EditableOMPoly: modifying lat/lon line");
if (projection != null) {
double[] ll = poly.getLatLonArray();
boolean rads = poly.getUnits() == OMGraphic.RADIANS;
gb = null; // reset for this loop
for (i = 0; i < ll.length; i += 2) {
if (geoProj) {
((GeoProj) projection).forward(ll[i], ll[i + 1], p, rads);
} else {
projection.forward(ll[i], ll[i + 1], p);
}
// Need to add a grab point for this
// coordinate
gb = new OffsetGrabPoint((int) p.getX(), (int) p.getY());
polyGrabPoints.add(gb);
}
}
} else if (renderType == OMGraphic.RENDERTYPE_OFFSET) {
// Grab the projected endpoints
Debug.message("eomg", "EditableOMPoly: modifying offset poly");
int x;
int y;
npts = poly.xs.length;
// Check to see if the poly is a offset poly, and set
// the
// offset grab point accordingly.
if (projection != null) {
if (geoProj) {
((GeoProj) projection).forward(poly.lat, poly.lon, p, true);
} else {
projection.forward(poly.lat, poly.lon, p);
}
gpo.set((int) p.getX(), (int) p.getY());
if (poly.coordMode == OMPoly.COORDMODE_ORIGIN) {
for (i = 0; i < npts; i++) {
x = (int) (poly.xs[i] + p.getX());
y = (int) (poly.ys[i] + p.getY());
gb = new OffsetGrabPoint(x, y);
polyGrabPoints.add(gb);
}
} else { // CMode Previous offset deltas
int lastX = (int) p.getX();
int lastY = (int) p.getY();
for (i = 0; i < npts; i++) {
x = poly.xs[i] + lastX;
y = poly.ys[i] + lastY;
gb = new OffsetGrabPoint(x, y);
polyGrabPoints.add(gb);
lastX += x;
lastY += y;
}
}
}
} else {
npts = poly.xs.length;
Debug.message("eomg", "EditableOMPoly: modifying x/y poly");
for (i = 0; i < npts; i++) {
gb = new OffsetGrabPoint(poly.xs[i], poly.ys[i]);
polyGrabPoints.add(gb);
}
}
// Add the || to maintain manualEnclosed if it was
// externally set before the OMPoly is actually defined,
// indicating that the user wants to draw a polygon.
setEnclosed(syncEnclosed() || isEnclosed());
addPolyGrabPointsToOGP(gpo);
} else {
Debug.message("eomg", "EditableOMPoly.setGrabPoints: graphic needs to be regenerated ");
}
}
public void actionPerformed(ActionEvent ae) {
Debug.message("saveimage", "SaveAsImageMenuItem: actionPerformed");
if (mapHandler == null) {
Debug.output("SaveAsImageMenuItem: mapHandler = null, returning");
return;
}
MapBean mb = (MapBean) mapHandler.get("com.bbn.openmap.MapBean");
if (mb != null) {
Debug.message("saveimage", "MapBean found, creating image");
try {
while (true) {
SaveAsImageFileChooser chooser =
new SaveAsImageFileChooser(mb.getWidth(), mb.getHeight());
int returnVal = chooser.showSaveDialog(getParent());
if (returnVal == JFileChooser.APPROVE_OPTION) {
String filename = chooser.getSelectedFile().getAbsolutePath();
if (formatter == null) {
break;
}
filename = checkFileName(filename, formatter.getFormatLabel().toLowerCase());
if (filename == null) {
// This is the reason for the while
// loop, the name didn't really pass
// muster, so we'll try again.
continue;
}
int imageHeight = chooser.getImageHeight();
int imageWidth = chooser.getImageWidth();
byte[] imageBytes = formatter.getImageFromMapBean(mb, imageWidth, imageHeight);
FileOutputStream binFile = new FileOutputStream(filename);
binFile.write(imageBytes);
binFile.close();
if (Debug.debugging("saveimage")) {
com.bbn.openmap.proj.Projection proj = mb.getProjection();
Debug.output(
"Created image at "
+ filename
+ "where projection covers "
+ proj.getUpperLeft()
+ " to "
+ proj.getLowerRight());
}
break;
} else if (returnVal == JFileChooser.CANCEL_OPTION) {
break;
}
}
} catch (IOException e) {
Debug.error("SaveAsImageMenuItem: " + e);
}
}
return;
}
/**
* Prepare the spline for rendering.
*
* @see com.bbn.openmap.omGraphics.OMGeometry#generate(Projection)
* @param proj Projection
* @return true if generate was successful
*/
public boolean generate(Projection proj) {
setNeedToRegenerate(true);
if (proj == null) {
Debug.message("omspline", "OMSpline: null projection in generate!");
return false;
}
NatCubicSpline spline = isGeometryClosed() ? natCubicClosed : natCubic;
// HACK : should use something else than nsegs
spline.setSteps(nsegs);
float[][] splinePoints;
switch (renderType) {
case RENDERTYPE_XY:
if (xs == null) {
Debug.message("omspline", "OMSpline x/y rendertype null coordinates");
setNeedToRegenerate(true);
return false;
}
splinePoints = spline.calc(xs, ys);
xpoints = new float[1][0];
xpoints[0] = splinePoints[0];
ypoints = new float[1][0];
ypoints[0] = splinePoints[1];
break;
case RENDERTYPE_OFFSET:
if (xs == null) {
Debug.message("omspline", "OMSpline offset rendertype null coordinates");
setNeedToRegenerate(true);
return false;
}
int npts = xs.length;
float[] _x = new float[npts];
float[] _y = new float[npts];
// forward project the radian point
Point origin = new Point();
if (proj instanceof GeoProj) {
((GeoProj) proj).forward(lat, lon, origin, true); // radians
} else {
proj.forward(Math.toDegrees(lat), Math.toDegrees(lon), origin);
}
if (coordMode == COORDMODE_ORIGIN) {
for (int i = 0; i < npts; i++) {
_x[i] = (float) (xs[i] + origin.getX());
_y[i] = (float) (ys[i] + origin.getY());
}
} else { // CModePrevious offset deltas
_x[0] = xs[0] + origin.x;
_y[0] = ys[0] + origin.y;
for (int i = 1; i < npts; i++) {
_x[i] = xs[i] + _x[i - 1];
_y[i] = ys[i] + _y[i - 1];
}
}
splinePoints = spline.calc(_x, _y);
xpoints = new float[1][0];
xpoints[0] = splinePoints[0];
ypoints = new float[1][0];
ypoints[0] = splinePoints[1];
break;
case RENDERTYPE_LATLON:
if (rawllpts == null) {
Debug.message("omspline", "OMSpline latlon rendertype null coordinates");
setNeedToRegenerate(true);
return false;
}
// spline creation ; precision 1e-8 rad = 0.002"
double[] splinellpts = spline.calc(rawllpts, 1e-8f);
// polygon/polyline project the polygon/polyline.
// Vertices should already be in radians.
ArrayList<float[]> vector;
if (proj instanceof GeoProj) {
vector = ((GeoProj) proj).forwardPoly(splinellpts, lineType, nsegs, isPolygon);
} else {
vector = proj.forwardPoly(rawllpts, isPolygon);
}
int size = vector.size();
xpoints = new float[(int) (size / 2)][0];
ypoints = new float[xpoints.length][0];
for (int i = 0, j = 0; i < size; i += 2, j++) {
xpoints[j] = vector.get(i);
ypoints[j] = vector.get(i + 1);
}
if (!doShapes && size > 1) {
setNeedToRegenerate(false);
initLabelingDuringGenerate();
setLabelLocation(xpoints[0], ypoints[0]);
return true;
}
break;
case RENDERTYPE_UNKNOWN:
Debug.error("OMSpline.generate: invalid RenderType");
return false;
}
setNeedToRegenerate(false);
setShape(createShape());
setLabelLocation(getShape(), proj);
return true;
}
/**
* Add a layer to the Group, at a specific height.
*
* @param bg The feature to be added to the Content attribute
* @param layer The feature to be added to the Content attribute
* @param baselineHeight The feature to be added to the Content attribute
*/
protected void addContent(Group bg, OMGraphicHandlerLayer layer, double baselineHeight) {
Debug.message(
"3d", "LayerMapContent: putting layer " + layer.getName() + " graphics on the map.");
addTo(bg, OMGraphicUtil.createShape3D(layer.getList(), baselineHeight));
}
/**
* Create and initialize the state machine that interprets the
*
* <p>modifying gestures/commands, as well as initialize the grab points. Also allocates the grab
* point array needed by the EditableOMPoly.
*/
public void init() {
Debug.message("eomg", "EditableOMPoly.init()");
setStateMachine(new PolyStateMachine(this));
gPoints = new GrabPoint[1];
}
/**
* 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;
}
/**
* Get the map coverage
*
* @param ullat
* @param ullon
* @param lrlat
* @param lrlon
* @param proj projection for display
* @param chartSeries the chart series to query for, may be null for all coverages
* @param coverages The Map to be modified
*/
protected void getCatalogCoverage(
double ullat,
double ullon,
double lrlat,
double lrlon,
Projection proj,
String chartSeries,
Map<RpfProductInfo, RpfCoverage.RpfCoverageControl> coverages) {
Debug.message("rpfcov", "RpfCoverageManager: Getting catalog coverage from RpfFrameProvider");
if (proj == null || frameProvider == null) {
return;
}
CADRG cadrg;
if (proj instanceof CADRG) {
cadrg = (CADRG) proj;
} else {
cadrg =
new CADRG(
(LatLonPoint) proj.getCenter(new LatLonPoint.Float()),
proj.getScale(),
proj.getWidth(),
proj.getHeight());
}
List<RpfCoverageBox> hemisphereData = new ArrayList<RpfCoverageBox>();
if (ProjMath.isCrossingDateline(ullon, lrlon, proj.getScale())) {
hemisphereData.addAll(
frameProvider.getCatalogCoverage(ullat, ullon, lrlat, 180f, cadrg, chartSeries));
hemisphereData.addAll(
frameProvider.getCatalogCoverage(ullat, -180f, lrlat, lrlon, cadrg, chartSeries));
} else {
hemisphereData.addAll(
frameProvider.getCatalogCoverage(ullat, ullon, lrlat, lrlon, cadrg, chartSeries));
}
boolean checkSeries =
!(chartSeries == null
|| chartSeries.equals(RpfViewAttributes.ANY)
|| chartSeries.equals(RpfViewAttributes.ALL));
for (RpfCoverageBox box : hemisphereData) {
OMRect rect = new OMRect(box.nw_lat, box.nw_lon, box.se_lat, box.se_lon, currentLineType);
RpfProductInfo rpi = RpfProductInfo.get(box.chartCode);
if (rpi != null) {
if (checkSeries && !rpi.seriesCode.equalsIgnoreCase(chartSeries)) {
continue;
}
RpfCoverage.RpfCoverageControl control = coverages.get(rpi);
if (control != null) {
control.add(rect);
rect.generate(proj);
}
}
}
}