public void createRenderables() {
this.gridElements = new ArrayList<GridElement>();
double gridStep = this.size / 10;
Position p1, p2;
ArrayList<Position> positions = new ArrayList<Position>();
// South-North lines
for (int i = 1; i <= 9; i++) {
double easting = this.SWEasting + gridStep * i;
positions.clear();
p1 = computePosition(this.UTMZone, this.hemisphere, easting, SWNorthing);
p2 = computePosition(this.UTMZone, this.hemisphere, easting, SWNorthing + this.size);
if (this.isTruncated) {
computeTruncatedSegment(p1, p2, this.UTMZoneSector, positions);
} else {
positions.add(p1);
positions.add(p2);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
Object polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
Sector lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_EASTING);
ge.setValue(easting);
this.gridElements.add(ge);
}
}
// West-East lines
for (int i = 1; i <= 9; i++) {
double northing = this.SWNorthing + gridStep * i;
positions.clear();
p1 = computePosition(this.UTMZone, this.hemisphere, SWEasting, northing);
p2 = computePosition(this.UTMZone, this.hemisphere, SWEasting + this.size, northing);
if (this.isTruncated) {
computeTruncatedSegment(p1, p2, this.UTMZoneSector, positions);
} else {
positions.add(p1);
positions.add(p2);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
Object polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
Sector lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_NORTHING);
ge.setValue(northing);
this.gridElements.add(ge);
}
}
}
protected static ArrayList<Position> computeElevations(ArrayList<Position> locations) {
Sector sector = Sector.boundingSector(locations);
HighResolutionTerrain hrt = new HighResolutionTerrain(new Earth(), sector, null, 1.0);
ArrayList<Position> computedPositions = new ArrayList<Position>();
for (LatLon latLon : locations) {
Double elevation = hrt.getElevation(latLon);
computedPositions.add(new Position(latLon, Math.round(elevation * 10000.0) / 10000.0));
}
return computedPositions;
}
public void setPositions(ArrayList<? extends Position> positions) {
if (positions == null) {
String message = Logging.getMessage("nullValue.PositionsListIsNull");
Logging.error(message);
throw new IllegalArgumentException(message);
}
this.positions = positions;
if (this.positions.size() > 2) this.sector = Sector.boundingSector(this.positions);
else this.sector = null;
clearCachedValues();
}
public boolean isSameSector(Iterable<? extends LatLon> corners) {
if (corners == null) {
throw new IllegalArgumentException("Locations List Is Null");
}
if (!isSector(corners)) {
return false;
}
Sector s = Sector.boundingSector(corners);
return s.equals(this);
}
public static VirtualEarthTile[] createTiles(
Sector bbox /*int wwLevel, int wwRow, int wwCol*/, VirtualEarthLayer layer)
throws WWRuntimeException {
if (null == bbox) {
String message = Logging.getMessage("nullValue.SectorIsNull");
Logging.logger().severe(message);
throw new WWRuntimeException(message);
}
if (null == layer) {
String message = Logging.getMessage("nullValue.LayerIsNull");
Logging.logger().severe(message);
throw new WWRuntimeException(message);
}
int level = getZoomLevelByTrueViewRange(bbox.getDeltaLatDegrees());
Point startPixel =
LatLongToPixelXY(bbox.getMaxLatitude().degrees, bbox.getMinLongitude().degrees, level);
Point endPixel =
LatLongToPixelXY(bbox.getMinLatitude().degrees, bbox.getMaxLongitude().degrees, level);
Point startTile = PixelXYToTileXY(startPixel.x, startPixel.y);
Point endTile = PixelXYToTileXY(endPixel.x, endPixel.y);
ArrayList<VirtualEarthTile> tileList = new ArrayList<VirtualEarthTile>();
for (int y = startTile.y; y <= endTile.y; y++) {
for (int x = startTile.x; x <= endTile.x; x++) {
try {
int ulPixelX = x * VE_MAX_TILE_SIZE;
int ulPixelY = y * VE_MAX_TILE_SIZE;
LatLon ul = PixelXYToLatLong(ulPixelX, ulPixelY, level);
int lrPixelX = ulPixelX + VE_MAX_TILE_SIZE;
int lrPixelY = ulPixelY + VE_MAX_TILE_SIZE;
LatLon lr = PixelXYToLatLong(lrPixelX, lrPixelY, level);
Sector tileSector = Sector.boundingSector(ul, lr);
tileList.add(new VirtualEarthTile(x, y, level, layer, tileSector));
} catch (Exception ex) {
Logging.logger().log(Level.SEVERE, ex.getMessage(), ex);
}
}
}
VirtualEarthTile[] tiles = new VirtualEarthTile[tileList.size()];
return tileList.toArray(tiles);
}
@Override
public Sector getExtent() {
if (isEnabled()) {
final List<Sphere> panoramicsBounds = new ArrayList<Sphere>();
for (final GPanoramic panoramic : _panoramics) {
panoramicsBounds.add(panoramic.getGlobalBounds());
}
final Globe globe = GGlobeApplication.instance().getGlobe();
final Sphere totalbounds = Sphere.createBoundingSphere(panoramicsBounds);
final Sector totalSector =
Sector.boundingSector(
globe,
globe.computePositionFromPoint(totalbounds.getCenter()),
totalbounds.getRadius());
return totalSector;
}
return null;
}
// manages change of attributes for highlighting, annotation bubble toggle, event firing
private void internalHighlight(SurfaceShape shape, boolean noDeselect) {
if (!highlightingEnabled) {
return;
}
String shpId = (String) shape.getValue(AVKey.HOVER_TEXT);
// if annotation visible and same shape
if (shape.equals(prevPopupShape) && shape.isHighlighted()) {
if (!noDeselect) {
// hide annotation and de-highlight
popupAnnotation.getAttributes().setVisible(false);
shape.setHighlighted(false);
// forget previous highlighted shape and fire deselection event
prevPopupShape = null;
firePropertyChange(new PropertyChangeEvent(this, PROPERTY_SELECTION, shpId, null));
}
} else {
if (showAnnotation) {
// find shape centroid
final Sector boundingSector =
Sector.boundingSector(shape.getLocations(wwd.getModel().getGlobe()));
Position centroid = new Position(boundingSector.getCentroid(), 0d);
// prepare and show annotation
popupAnnotation.setText(shpId);
popupAnnotation.setPosition(centroid);
popupAnnotation.getAttributes().setVisible(true);
}
// highlight shape
shape.setHighlighted(true);
if (prevPopupShape != null) {
// de-highlight previous shape and fire deselection event
prevPopupShape.setHighlighted(false);
firePropertyChange(
new PropertyChangeEvent(
this, PROPERTY_SELECTION, prevPopupShape.getValue(AVKey.HOVER_TEXT), shpId));
} else {
// fire event only
firePropertyChange(new PropertyChangeEvent(this, PROPERTY_SELECTION, null, shpId));
}
// remember shape
prevPopupShape = shape;
}
}
@Override
public void render(DrawContext dc) {
if (dc.isPickingMode() && this.isResizeable()) return;
// This is called twice: once during normal rendering, then again during ordered surface
// rendering. During
// normal renering we render both the interior and border shapes. During ordered surface
// rendering, both
// shapes are already added to the DrawContext and both will be individually processed.
// Therefore we just
// call our superclass behavior
if (dc.isOrderedRenderingMode()) {
super.render(dc);
return;
}
if (!this.isResizeable()) {
if (this.hasSelection()) {
this.doRender(dc);
}
return;
}
PickedObjectList pos = dc.getPickedObjects();
PickedObject terrainObject = pos != null ? pos.getTerrainObject() : null;
if (terrainObject == null) return;
if (this.getStartPosition() != null) {
Position end = terrainObject.getPosition();
if (!this.getStartPosition().equals(end)) {
this.setEndPosition(end);
this.setSector(Sector.boundingSector(this.getStartPosition(), this.getEndPosition()));
this.doRender(dc);
}
} else {
this.setStartPosition(pos.getTerrainObject().getPosition());
}
}
public SquareSector(
int UTMZone,
String hemisphere,
Sector UTMZoneSector,
double SWEasting,
double SWNorthing,
double size) {
this.UTMZone = UTMZone;
this.hemisphere = hemisphere;
this.UTMZoneSector = UTMZoneSector;
this.SWEasting = SWEasting;
this.SWNorthing = SWNorthing;
this.size = size;
// Compute corners positions
this.sw = computePosition(this.UTMZone, this.hemisphere, SWEasting, SWNorthing);
this.se = computePosition(this.UTMZone, this.hemisphere, SWEasting + size, SWNorthing);
this.nw = computePosition(this.UTMZone, this.hemisphere, SWEasting, SWNorthing + size);
this.ne = computePosition(this.UTMZone, this.hemisphere, SWEasting + size, SWNorthing + size);
this.squareCenter =
computePosition(
this.UTMZone, this.hemisphere, SWEasting + size / 2, SWNorthing + size / 2);
// Compute approximate bounding sector and center point
if (this.sw != null && this.se != null && this.nw != null && this.ne != null) {
adjustDateLineCrossingPoints();
this.boundingSector = Sector.boundingSector(Arrays.asList(sw, se, nw, ne));
if (!isInsideGridZone())
this.boundingSector = this.UTMZoneSector.intersection(this.boundingSector);
this.centroid =
this.boundingSector != null ? this.boundingSector.getCentroid() : this.squareCenter;
// this.squareCenter = this.boundingSector.getCentroid();
}
// Check whether this square is truncated by the grid zone boundary
this.isTruncated = !isInsideGridZone();
}
protected List<Sector> computeSectors(DrawContext dc) {
if (this.locations == null || !this.locations.iterator().hasNext()) return null;
// Compute all locations bounding sector, then add some padding for the icon half diagonal
// extent
Sector sector = Sector.boundingSector(this.locations);
// Compute padding
double minCosLat = Math.min(sector.getMinLatitude().cos(), sector.getMaxLatitude().cos());
minCosLat = Math.max(minCosLat, .01); // avoids division by zero at the poles
Rectangle2D iconDimension = this.computeDrawDimension(dc, sector.getCentroid());
double diagonalLength =
Math.sqrt(
iconDimension.getWidth() * iconDimension.getWidth()
+ iconDimension.getHeight() * iconDimension.getHeight());
double padLatRadians = diagonalLength / 2 / dc.getGlobe().getRadius();
double padLonRadians = diagonalLength / 2 / dc.getGlobe().getRadius() / minCosLat;
// Apply padding to sector
Angle minLat = sector.getMinLatitude().subtractRadians(padLatRadians);
Angle maxLat = sector.getMaxLatitude().addRadians(padLatRadians);
Angle minLon = sector.getMinLongitude().subtractRadians(padLonRadians);
Angle maxLon = sector.getMaxLongitude().addRadians(padLatRadians);
return this.computeNormalizedSectors(new Sector(minLat, maxLat, minLon, maxLon));
}
public void createRenderables() {
this.gridElements = new ArrayList<GridElement>();
ArrayList<Position> positions = new ArrayList<Position>();
Position p1, p2;
Object polyline;
Sector lineSector;
// left segment
positions.clear();
if (this.isTruncated) {
computeTruncatedSegment(sw, nw, this.UTMZoneSector, positions);
} else {
positions.add(sw);
positions.add(nw);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_WEST);
ge.setValue(this.SWEasting);
this.gridElements.add(ge);
}
// right segment
positions.clear();
if (this.isTruncated) {
computeTruncatedSegment(se, ne, this.UTMZoneSector, positions);
} else {
positions.add(se);
positions.add(ne);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_EAST);
ge.setValue(this.SWEasting + this.size);
this.gridElements.add(ge);
}
// bottom segment
positions.clear();
if (this.isTruncated) {
computeTruncatedSegment(sw, se, this.UTMZoneSector, positions);
} else {
positions.add(sw);
positions.add(se);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_SOUTH);
ge.setValue(this.SWNorthing);
this.gridElements.add(ge);
}
// top segment
positions.clear();
if (this.isTruncated) {
computeTruncatedSegment(nw, ne, this.UTMZoneSector, positions);
} else {
positions.add(nw);
positions.add(ne);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_NORTH);
ge.setValue(this.SWNorthing + this.size);
this.gridElements.add(ge);
}
// Label
if (this.name != null) {
// Only add a label to squares above some dimension
if (this.boundingSector.getDeltaLon().degrees
* Math.cos(this.centroid.getLatitude().radians)
> .2
&& this.boundingSector.getDeltaLat().degrees > .2) {
LatLon labelPos = null;
if (this.UTMZone != 0) // Not at poles
{
labelPos = this.centroid;
} else if (this.isPositionInside(new Position(this.squareCenter, 0))) {
labelPos = this.squareCenter;
} else if (this.squareCenter.getLatitude().degrees
<= this.UTMZoneSector.getMaxLatitude().degrees
&& this.squareCenter.getLatitude().degrees
>= this.UTMZoneSector.getMinLatitude().degrees) {
labelPos = this.centroid;
}
if (labelPos != null) {
GeographicText text = new UserFacingText(this.name, new Position(labelPos, 0));
text.setPriority(this.size * 10);
this.gridElements.add(
new GridElement(this.boundingSector, text, GridElement.TYPE_GRIDZONE_LABEL));
}
}
}
}
public Sector getBoundingSector() {
if (this.sector == null && this.positions != null && this.positions.size() > 2)
this.sector = Sector.boundingSector(this.positions);
return this.sector;
}
