private void addEnv(@Nullable Bounded node) {
if (node == null) {
return;
}
Envelope env = envBuff;
env.setToNull();
node.expand(env);
if (env.isNull()) {
return;
}
if (isPoint(env)) {
points.add(env.getMinX(), env.getMinY());
} else if (isOrthoLine(env)) {
// handle the case where the envelope is given by an orthogonal line so we don't add a
// zero area polygon
double width = env.getWidth();
GrowableCoordinateSequence cs = new GrowableCoordinateSequence();
if (width == 0D) {
cs.add(env.getMinX(), env.getMinY());
cs.add(env.getMinX(), env.getMaxY());
} else {
cs.add(env.getMinX(), env.getMinY());
cs.add(env.getMaxX(), env.getMinY());
}
nonPoints.add(GEOM_FACTORY.createLineString(cs));
} else {
nonPoints.add(JTS.toGeometry(env, GEOM_FACTORY));
}
}
/**
* Getes the coordinates for the rectangle starting with the lower left point. The coordinates are
* oriented CW.
*
* @return the coordinates for the rectangle
*/
protected List getCoordinatesOfEnvelope() {
Envelope env = getEnvelope();
List coords = new ArrayList();
coords.add(new Coordinate(env.getMinX(), env.getMinY()));
coords.add(new Coordinate(env.getMinX(), env.getMaxY()));
coords.add(new Coordinate(env.getMaxX(), env.getMaxY()));
coords.add(new Coordinate(env.getMaxX(), env.getMinY()));
coords.add(new Coordinate(env.getMinX(), env.getMinY()));
return coords;
}
/**
* API Method: getURL
*
* @return url create the url of a tile based on bounds
*/
@Override
public String getUrl(Envelope bounds) {
bounds = this.adjustBoundsByGutter(bounds);
// Util.printDebugMessage("@...AgsTiled.getUrl() is called here with bounds:" + bounds.toBBOX()
// + "...");
double res = this.map.getResolution();
String path = null;
String url = null;
if (this.tileFullExtent.intersects(bounds) == true) {
int col;
if (this.tileOrigin.x <= bounds.getMinX()) {
col =
(int)
Math.round(
(bounds.getMinX() - this.tileOrigin.x) / (res * this.tileSize.getWidth()));
} else if (this.tileOrigin.x >= bounds.getMaxX()) {
col =
(int)
Math.round(
(this.tileOrigin.x - bounds.getMaxX()) / (res * this.tileSize.getWidth()));
} else {
Util.printErrorMessage("...invalid tileOrigin...");
return getTransparentTileUrl();
}
int row;
if (this.tileOrigin.y >= bounds.getMaxY()) {
row =
(int)
Math.round(
(this.tileOrigin.y - bounds.getMaxY()) / (res * this.tileSize.getHeight()));
} else if (this.tileOrigin.y <= bounds.getMinY()) {
row =
(int)
Math.round(
(bounds.getMinY() - this.tileOrigin.y) / (res * this.tileSize.getHeight()));
} else {
// Util.printDebugMessage("...invalid tileOrigin...");
return getTransparentTileUrl();
}
int zoom = this.map.getZoom();
if (this.mimeType.equalsIgnoreCase("") == true) {
path = zoom + "/" + row + "/" + col;
} else {
path = zoom + "/" + row + "/" + col + "." + this.mimeType;
}
url = this.url;
return url + path;
} else {
// area outside of tiles' full extent
return getTransparentTileUrl();
}
}
/** @throws RuntimeException */
private void calculateAffineTransform() {
if (extent == null) {
return;
} else if (image == null || getWidth() == 0 || getHeight() == 0) {
return;
}
if (adjustExtent) {
double escalaX = getWidth() / extent.getWidth();
double escalaY = getHeight() / extent.getHeight();
double xCenter = extent.getMinX() + extent.getWidth() / 2.0;
double yCenter = extent.getMinY() + extent.getHeight() / 2.0;
adjustedExtent = new Envelope();
double scale;
if (escalaX < escalaY) {
scale = escalaX;
double newHeight = getHeight() / scale;
double newX = xCenter - (extent.getWidth() / 2.0);
double newY = yCenter - (newHeight / 2.0);
adjustedExtent = new Envelope(newX, newX + extent.getWidth(), newY, newY + newHeight);
} else {
scale = escalaY;
double newWidth = getWidth() / scale;
double newX = xCenter - (newWidth / 2.0);
double newY = yCenter - (extent.getHeight() / 2.0);
adjustedExtent = new Envelope(newX, newX + newWidth, newY, newY + extent.getHeight());
}
trans.setToIdentity();
trans.concatenate(AffineTransform.getScaleInstance(scale, -scale));
trans.concatenate(
AffineTransform.getTranslateInstance(
-adjustedExtent.getMinX(), -adjustedExtent.getMinY() - adjustedExtent.getHeight()));
} else {
adjustedExtent = new Envelope(extent);
trans.setToIdentity();
double scaleX = getWidth() / extent.getWidth();
double scaleY = getHeight() / extent.getHeight();
/** Map Y axis grows downward but CRS grows upward => -1 */
trans.concatenate(AffineTransform.getScaleInstance(scaleX, -scaleY));
trans.concatenate(
AffineTransform.getTranslateInstance(
-extent.getMinX(), -extent.getMinY() - extent.getHeight()));
}
try {
transInv = trans.createInverse();
} catch (NoninvertibleTransformException ex) {
transInv = null;
throw new RuntimeException(ex);
}
}
public static void getRelationsInfo(List<Geometry> aGeometryList) {
int numVar = aGeometryList.size();
int[] numRel = new int[8];
int sum = 0;
for (int i1 = 0; i1 < numVar; i1++) {
Geometry a1 = aGeometryList.get(i1);
Envelope a1m = a1.getEnvelopeInternal();
double[] m1 = new double[4];
m1[0] = a1m.getMinX();
m1[1] = a1m.getMaxX();
m1[2] = a1m.getMinY();
m1[3] = a1m.getMaxY();
for (int j1 = i1 + 1; j1 < numVar; j1++) {
Geometry a2 = aGeometryList.get(j1);
Envelope a2m = a2.getEnvelopeInternal();
double[] m2 = new double[4];
m2[0] = a2m.getMinX();
m2[1] = a2m.getMaxX();
m2[2] = a2m.getMinY();
m2[3] = a2m.getMaxY();
boolean[] relationAB = new boolean[8];
// assume relation table is indexed by i*n+j for each pair (i,j), i<j
relationAB = GeometryRelated.computeRCC8RelationMBR(a1, a2, m1, m2);
if (GeometryRelated.rectangleIntersect(m1, m2)) {
sum += 2;
}
for (int k = 0; k < 8; k++) {
// we already know relation is basic
if (relationAB[k]) {
numRel[k]++;
break;
}
}
}
}
System.out.println("DC number:" + numRel[0]);
System.out.println("EC number:" + numRel[1]);
System.out.println("PO number:" + numRel[2]);
System.out.println("NTPP number:" + numRel[3]);
System.out.println("TPP number:" + numRel[4]);
System.out.println("NTPPi number:" + numRel[5]);
System.out.println("TPPi number:" + numRel[6]);
System.out.println("EQ number:" + numRel[7]);
System.out.println("Average Intersection Degree: " + ((double) sum / ((double) numVar)));
}
/*
* Adds a feature layer to the geopackage.
*/
void addFeatureLayer(
GeoPackage geopkg, FeatureLayer layer, MapLayerInfo mapLayer, WMSMapContent map)
throws IOException {
FeatureEntry e = new FeatureEntry();
initEntry(e, layer, mapLayer, map);
Filter filter = layer.getQuery().getFilter();
GeometryDescriptor gd = mapLayer.getFeature().getFeatureType().getGeometryDescriptor();
if (gd != null) {
Envelope bnds = bounds(map);
BBOX bboxFilter =
filterFactory.bbox(
gd.getLocalName(),
bnds.getMinX(),
bnds.getMinY(),
bnds.getMaxX(),
bnds.getMaxY(),
map.getRequest().getSRS());
filter = filterFactory.and(filter, bboxFilter);
}
LOGGER.fine("Creating feature entry" + e.getTableName());
geopkg.add(e, layer.getSimpleFeatureSource(), filter);
}
public void testCropRectangle() throws Exception {
final Envelope rasterEnvelope = geoRasterSrc.getMetadata().getEnvelope();
geoRasterSrc.save(tmpData + "1.tif");
final int buffer = (int) (rasterEnvelope.getWidth() / 2.3);
final Rectangle2D cropRectangle =
new Rectangle2D.Double(
rasterEnvelope.getMinX() + buffer,
rasterEnvelope.getMinY() + buffer,
rasterEnvelope.getWidth() - 2 * buffer,
rasterEnvelope.getHeight() - 2 * buffer);
geoRasterDst = geoRasterSrc.doOperation(new Crop(cropRectangle));
geoRasterDst.save(tmpData + "2.tif");
assertTrue(geoRasterDst.getWidth() > 0);
assertTrue(geoRasterDst.getHeight() > 0);
final ImagePlus srcImagePlus = geoRasterSrc.getImagePlus();
final ImagePlus dstImagePlus = geoRasterDst.getImagePlus();
RasterMetadata dstMetadata = geoRasterDst.getMetadata();
RasterMetadata srcMetadata = geoRasterSrc.getMetadata();
assertTrue(dstMetadata.getEnvelope().getMinX() < cropRectangle.getMinX());
assertTrue(dstMetadata.getEnvelope().getMinY() < cropRectangle.getMinY());
assertTrue(dstMetadata.getEnvelope().getMaxX() > cropRectangle.getMaxX());
assertTrue(dstMetadata.getEnvelope().getMaxY() > cropRectangle.getMaxY());
assertTrue(dstMetadata.getEnvelope().getWidth() < srcMetadata.getEnvelope().getWidth());
checkCrop(geoRasterDst.getMetadata().getEnvelope(), srcImagePlus, dstImagePlus);
}
public Node(Envelope env, int level) {
// this.parent = parent;
this.env = env;
this.level = level;
centrex = (env.getMinX() + env.getMaxX()) / 2;
centrey = (env.getMinY() + env.getMaxY()) / 2;
}
private EXGeographicBoundingBox getGeographicBoundingBox(Envelope env, String epsgCode) {
Envelope newEnvelope;
if ("EPSG:4326".equals(epsgCode)) {
newEnvelope = env;
} else {
try {
GeometryFactory gf = new GeometryFactory();
Polygon poly = (Polygon) gf.toGeometry(env);
ST_Transform transformFunction = new ST_Transform();
CoordinateReferenceSystem inputCRS = DataSourceFactory.getCRSFactory().getCRS(epsgCode);
Value val =
transformFunction.evaluate(
null,
ValueFactory.createValue(poly, inputCRS),
ValueFactory.createValue("EPSG:4326"));
newEnvelope = val.getAsGeometry().getEnvelopeInternal();
} catch (FunctionException fe) {
return getDummyGeographic();
} catch (CRSException ex) {
return getDummyGeographic();
}
}
EXGeographicBoundingBox ret = new EXGeographicBoundingBox();
ret.setEastBoundLongitude(newEnvelope.getMaxX());
ret.setWestBoundLongitude(newEnvelope.getMinX());
ret.setNorthBoundLatitude(newEnvelope.getMaxY());
ret.setSouthBoundLatitude(newEnvelope.getMinY());
return ret;
}
/**
* Creates a elliptical arc, as a LineString.
*
* @return an elliptical arc
*/
public LineString createArc(double startAng, double endAng) {
Envelope env = dim.getEnvelope();
double xRadius = env.getWidth() / 2.0;
double yRadius = env.getHeight() / 2.0;
double centreX = env.getMinX() + xRadius;
double centreY = env.getMinY() + yRadius;
double angSize = (endAng - startAng);
if (angSize <= 0.0 || angSize > 2 * Math.PI) angSize = 2 * Math.PI;
double angInc = angSize / nPts;
Coordinate[] pts = new Coordinate[nPts];
int iPt = 0;
for (int i = 0; i < nPts; i++) {
double ang = startAng + i * angInc;
double x = xRadius * Math.cos(ang) + centreX;
double y = yRadius * Math.sin(ang) + centreY;
Coordinate pt = new Coordinate(x, y);
geomFact.getPrecisionModel().makePrecise(pt);
pts[iPt++] = pt;
}
LineString line = geomFact.createLineString(pts);
return line;
}
/**
* Utility method to create a ReferencedEnvelope from an JTS Envelope class, supporting 2d as well
* as 3d envelopes (returning the right class).
*
* @param env The JTS Envelope object
* @return ReferencedEnvelope, ReferencedEnvelope3D if it is 3d,<br>
* results in a null/an empty envelope, if input envelope was a null/an empty envelope
*/
public static ReferencedEnvelope create(Envelope env, CoordinateReferenceSystem crs) {
if (env == null) {
return null;
}
if (crs.getCoordinateSystem().getDimension() >= 3) {
if (env.isNull()) {
return new ReferencedEnvelope3D(crs);
} else {
return new ReferencedEnvelope3D(
env.getMinX(),
env.getMaxX(),
env.getMinY(),
env.getMaxY(),
Double.NaN,
Double.NaN,
crs);
}
}
if (env.isNull()) {
return new ReferencedEnvelope(crs);
} else {
return new ReferencedEnvelope(env, crs);
}
}
/**
* Fits screen to specified geometry bounds.
*
* @param aArea A geometry in geo coordinates space.
* @throws Exception
*/
public void fit(Geometry aArea) throws Exception {
Geometry bounds = aArea.getBoundary();
Envelope envBounds = bounds.getEnvelopeInternal();
Point2D.Double leftUpCorner = new Point2D.Double(envBounds.getMinX(), envBounds.getMinY());
Point2D.Double rightBottomCorner = new Point2D.Double(envBounds.getMaxX(), envBounds.getMaxY());
Point2D.Double cartlu = geo2Cartesian(leftUpCorner);
Point2D.Double cartrb = geo2Cartesian(rightBottomCorner);
double destWidth = Math.abs(cartrb.getX() - cartlu.getX());
double destHeight = Math.abs(cartrb.getY() - cartlu.getY());
Coordinate centre =
new Coordinate((cartrb.getX() + cartlu.getX()) / 2, (cartrb.getY() + cartlu.getY()) / 2);
Dimension size = getSize();
Point2D.Double screenLT = awtScreen2Cartesian(new Point(0, 0));
Point2D.Double screenBR = awtScreen2Cartesian(new Point(size.width, size.height));
double srcWidth = screenBR.x - screenLT.x;
double srcHeight = screenBR.y - screenLT.y;
double sx = srcWidth / destWidth;
double sy = srcHeight / destHeight;
double coef = Math.min(sx, sy);
coef = snapScale(coef);
scaleView(coef, coef, false);
Point2D.Double projectedScreenCenter = screen2Cartesian(new Point(0, 0));
translateView(projectedScreenCenter.x - centre.x, projectedScreenCenter.y - centre.y, true);
repaint();
}
/**
* Turns an envelope into an array [minX,minY,maxX,maxY]
*
* @param env envelope representing bounding box
* @return this
*/
protected JSONBuilder writeBoundingBox(Envelope env) {
this.key("bbox");
this.array();
if (axisOrder == CRS.AxisOrder.NORTH_EAST) {
roundedValue(env.getMinY());
roundedValue(env.getMinX());
roundedValue(env.getMaxY());
roundedValue(env.getMaxX());
} else {
roundedValue(env.getMinX());
roundedValue(env.getMinY());
roundedValue(env.getMaxX());
roundedValue(env.getMaxY());
}
return this.endArray();
}
private void renderGridCoverage(
Graphics2D graphics,
Envelope bounds,
Dimension dimension,
ReferencedEnvelope requestBBox,
BufferedImage image)
throws Exception {
CoordinateReferenceSystem destinationCRS = getContext().getCRS();
Envelope envelope = bounds;
if (envelope == null || envelope.isNull()) {
// get the bounds from the context
envelope = getContext().getImageBounds();
}
Point upperLeft =
getContext().worldToPixel(new Coordinate(envelope.getMinX(), envelope.getMinY()));
Point bottomRight =
getContext().worldToPixel(new Coordinate(envelope.getMaxX(), envelope.getMaxY()));
Rectangle screenSize = new Rectangle(upperLeft);
screenSize.add(bottomRight);
GridCoverage2D coverage = convertImageToGridCoverage(requestBBox, image);
AffineTransform worldToScreen =
RendererUtilities.worldToScreenTransform(envelope, screenSize, destinationCRS);
GridCoverageRenderer paint =
new GridCoverageRenderer(destinationCRS, envelope, screenSize, worldToScreen);
RasterSymbolizer symbolizer =
CommonFactoryFinder.getStyleFactory(null).createRasterSymbolizer();
paint.paint(graphics, coverage, symbolizer);
}
/**
* Returns a two element array of PropertyName, Literal ( Geometry )
*
* @param node The parse tree.
* @return A two element array of expressions for a BinarySpatialOp type.
*/
static Expression[] spatial(Node node, FilterFactory2 ff, GeometryFactory gf) {
PropertyName name = (PropertyName) node.getChildValue(PropertyName.class);
Expression spatial = null;
if (node.hasChild(Geometry.class)) {
spatial = ff.literal(node.getChildValue(Geometry.class));
} else if (node.hasChild(Envelope.class)) {
// JD: creating an envelope here would break a lot of our code, for instance alot of
// code that encodes a filter into sql will choke on this
Envelope envelope = (Envelope) node.getChildValue(Envelope.class);
Polygon polygon =
gf.createPolygon(
gf.createLinearRing(
new Coordinate[] {
new Coordinate(envelope.getMinX(), envelope.getMinY()),
new Coordinate(envelope.getMaxX(), envelope.getMinY()),
new Coordinate(envelope.getMaxX(), envelope.getMaxY()),
new Coordinate(envelope.getMinX(), envelope.getMaxY()),
new Coordinate(envelope.getMinX(), envelope.getMinY())
}),
null);
if (envelope instanceof ReferencedEnvelope) {
polygon.setUserData(((ReferencedEnvelope) envelope).getCoordinateReferenceSystem());
}
spatial = ff.literal(polygon);
} else {
// look for an expression that is not a property name
for (Iterator c = node.getChildren().iterator(); c.hasNext(); ) {
Node child = (Node) c.next();
// if property name, skip
if (child.getValue() instanceof PropertyName) {
continue;
}
// if expression, use it
if (child.getValue() instanceof Expression) {
spatial = (Expression) child.getValue();
break;
}
}
}
return new Expression[] {name, spatial};
}
@Test
public void testBounds() throws Exception {
Envelope bounds = ws.get("states").bounds();
assertEquals(-124.73, bounds.getMinX(), 0.01);
assertEquals(24.96, bounds.getMinY(), 0.01);
assertEquals(-66.97, bounds.getMaxX(), 0.01);
assertEquals(49.37, bounds.getMaxY(), 0.01);
}
/** Compute the parameters need to create each cells */
private void initParameters() {
this.minX = envelope.getMinX();
this.minY = envelope.getMinY();
double cellWidth = envelope.getWidth();
double cellHeight = envelope.getHeight();
this.maxI = (int) Math.ceil(cellWidth / deltaX);
this.maxJ = (int) Math.ceil(cellHeight / deltaY);
}
private Envelope getMetaTileEnvelope(
GetMapRequest request, Point tileCoords, Point metaTileCoords) {
Envelope bbox = request.getBbox();
double minx = bbox.getMinX() + (metaTileCoords.x - tileCoords.x) * bbox.getWidth();
double miny = bbox.getMinY() + (metaTileCoords.y - tileCoords.y) * bbox.getHeight();
double maxx = minx + bbox.getWidth() * 3;
double maxy = miny + bbox.getHeight() * 3;
return new Envelope(minx, maxx, miny, maxy);
}
protected Shape getShape() {
if (zoomBoxEnd == null) return null;
Envelope envModel = getEnvelope();
Point2D base = toView(new Coordinate(envModel.getMinX(), envModel.getMaxY()));
double width = toView(envModel.getWidth());
double height = toView(envModel.getHeight());
return new Rectangle2D.Double(base.getX(), base.getY(), width, height);
}
/*
* returns a two element array, where each element is list.
* the first list represents x-coordinates of vertical grid lines, and
* the second list represents y coordinates of horizintal grid lines.
*/
private List<Double>[] chooseGridLines(Envelope bounds) {
double[] gridSizeChoices = {
1, 2, 5, 10, 25, 50, 100, 500, 1000, 5000, 10000, 50000, 100000, 500000, 1000000
};
int preferredNumberOfGridLines = 2; // approximately, but +/- a couple is okay
double xSizeGuess = (bounds.getMaxX() - bounds.getMinX()) / preferredNumberOfGridLines;
double xSize = findClosest(gridSizeChoices, xSizeGuess);
double ySizeGuess = (bounds.getMaxY() - bounds.getMinY()) / preferredNumberOfGridLines;
double ySize = findClosest(gridSizeChoices, ySizeGuess);
double max = Math.max(xSize, ySize);
xSize = max;
ySize = max;
// make list of all the x-coordinates (vertical grid lines)
double firstX = Math.round(bounds.getMinX() / xSize) * xSize;
if (firstX > bounds.getMinX()) {
firstX -= xSize;
}
List xList = new ArrayList();
double xCoord = firstX;
while (xCoord < bounds.getMaxX() + xSize) {
xList.add(xCoord);
xCoord += xSize;
}
// make list of all the y-coordinates (hortizontal grid lines)
double firstY = Math.round(bounds.getMaxY() / ySize) * ySize;
if (firstY < bounds.getMaxY()) {
firstY += ySize;
}
List yList = new ArrayList();
double yCoord = firstY;
while (yCoord > bounds.getMinY() - ySize) {
yList.add(yCoord);
yCoord -= ySize;
}
List[] result = {xList, yList};
return result;
}
/**
* @param envelope
* @param width
* @param height
* @return
* @throws ThinklabResourceNotFoundException
*/
private BufferedImage getWMSImage(Envelope envelope, int width, int height)
throws ThinklabResourceNotFoundException {
BufferedImage ret = null;
initializeWms();
String sig = envelope.toString() + "," + width + "," + height;
if (_cache.containsKey(sig)) return ImageUtil.clone(_cache.get(sig));
if (_wms != null) {
GetMapRequest request = _wms.createGetMapRequest();
request.setFormat("image/png");
request.setDimensions("" + width, "" + height);
request.setTransparent(true);
// FIXME this assumes the envelope is in lat/lon
request.setSRS("EPSG:4326");
String bbox =
(float) envelope.getMinX()
+ ","
+ (float) envelope.getMinY()
+ ","
+ (float) envelope.getMaxX()
+ ","
+ (float) envelope.getMaxY();
request.setBBox(bbox);
for (Layer layer : getWMSLayers()) {
request.addLayer(layer);
}
GetMapResponse response = null;
try {
System.out.println(request.getFinalURL());
response = (GetMapResponse) _wms.issueRequest(request);
ret = ImageIO.read(response.getInputStream());
} catch (Exception e) {
Geospace.get().logger().warn("cannot get WFS imagery: " + e.getLocalizedMessage());
return null;
}
/*
* FIXME this obviously must have a limit
*/
if (ret != null) _cache.put(sig, ImageUtil.clone(ret));
}
return ret;
}
/**
* Computes the distance between this and another <code>Envelope</code>. The distance between
* overlapping Envelopes is 0. Otherwise, the distance is the Euclidean distance between the
* closest points.
*/
@Override
public double distance(final Envelope env) {
if (intersects(env)) {
return 0;
}
double dx = 0.0;
if (getMaxX() < env.getMinX()) {
dx = env.getMinX() - getMaxX();
} else if (getMinX() > env.getMaxX()) {
dx = getMinX() - env.getMaxX();
}
double dy = 0.0;
if (getMaxY() < env.getMinY()) {
dy = env.getMinY() - getMaxY();
} else if (getMinY() > env.getMaxY()) {
dy = getMinY() - env.getMaxY();
}
double dz = 0.0;
double otherMinZ = getMinZOf(env);
double otherMaxZ = getMaxZOf(env);
if (maxz < otherMinZ) {
dz = otherMinZ - maxz;
} else if (minz > otherMaxZ) {
dz = minz - otherMaxZ;
}
// if either is zero, the envelopes overlap either vertically or
// horizontally
if (dx == 0.0 && dz == 0.0) {
return dy;
}
if (dy == 0.0 && dz == 0.0) {
return dx;
}
if (dx == 0.0 && dy == 0.0) {
return dz;
}
return Math.sqrt(dx * dx + dy * dy + dz * dz);
}
public boolean onToolTouchEvent(MotionEvent event) {
if (mapView == null || mapView.isClickable()) {
return false;
}
Projection pj = editingViewProjection;
// handle drawing
currentX = event.getX();
currentY = event.getY();
int action = event.getAction();
switch (action) {
case MotionEvent.ACTION_DOWN:
startGeoPoint = pj.fromPixels(round(currentX), round(currentY));
pj.toPixels(startGeoPoint, startP);
endP.set(startP.x, startP.y);
drawingPath.reset();
drawingPath.moveTo(startP.x, startP.y);
lastX = currentX;
lastY = currentY;
break;
case MotionEvent.ACTION_MOVE:
float dx = currentX - lastX;
float dy = currentY - lastY;
if (abs(dx) < 1 && abs(dy) < 1) {
lastX = currentX;
lastY = currentY;
return true;
}
GeoPoint currentGeoPoint = pj.fromPixels(round(currentX), round(currentY));
pj.toPixels(currentGeoPoint, tmpP);
drawingPath.lineTo(tmpP.x, tmpP.y);
endP.set(tmpP.x, tmpP.y);
EditManager.INSTANCE.invalidateEditingView();
break;
case MotionEvent.ACTION_UP:
GeoPoint endGeoPoint = pj.fromPixels(round(currentX), round(currentY));
GeometryFactory gf = new GeometryFactory();
Coordinate startCoord =
new Coordinate(startGeoPoint.getLongitude(), startGeoPoint.getLatitude());
com.vividsolutions.jts.geom.Point startPoint = gf.createPoint(startCoord);
Coordinate endCoord = new Coordinate(endGeoPoint.getLongitude(), endGeoPoint.getLatitude());
com.vividsolutions.jts.geom.Point endPoint = gf.createPoint(endCoord);
Envelope env = new Envelope(startCoord, endCoord);
select(env.getMaxY(), env.getMinX(), env.getMinY(), env.getMaxX(), startPoint, endPoint);
// EditManager.INSTANCE.invalidateEditingView();
break;
}
return true;
}
/**
* Given an envelope and origin, find the tile coordinate (row,col)
*
* @param env
* @param origin
* @return
*/
Point getTileCoordinates(Envelope env, Point2D origin) {
// this was using the low left corner and Math.round, but turned
// out to be fragile when fairly zoomed in. Using the tile center
// and then flooring the division seems to work much more reliably.
double centerx = env.getMinX() + env.getWidth() / 2;
double centery = env.getMinY() + env.getHeight() / 2;
int x = (int) Math.floor((centerx - origin.getX()) / env.getWidth());
int y = (int) Math.floor((centery - origin.getY()) / env.getWidth());
return new Point(x, y);
}
boolean tooSmallOnScreen(Envelope env) {
double[] d = new double[] {env.getMinX(), env.getMinY(), env.getMaxX(), env.getMaxY()};
getMap().getViewportModel().worldToScreenTransform().transform(d, 0, d, 0, 2);
Rectangle r =
new Rectangle(
(int) d[0], (int) d[1], (int) Math.abs(d[2] - d[0]), (int) Math.abs(d[3] - d[1]));
return (double) r.getWidth()
< getMap().getRenderManager().getMapDisplay().getWidth() / (double) 16
&& (double) r.getHeight()
< getMap().getRenderManager().getMapDisplay().getHeight() / (double) 16;
}
/**
* Step 2 of the bootstrapping process.
*
* <p>Calculating the the extent for each image level (original + pyramids). This calculation is
* only done if the extent info in the master table is SQL NULL. After calculation the meta table
* is updated with the result to avoid this operation in the future.
*
* @param coverageName The coverage name in the sql meta table
* @param con JDBC connection
* @throws SQLException
* @throws IOException
*/
void calculateExtentsFromDB(String coverageName, Connection con)
throws SQLException, IOException {
PreparedStatement stmt = con.prepareStatement(config.getSqlUpdateMosaicStatement());
List<ImageLevelInfo> toBeRemoved = new ArrayList<ImageLevelInfo>();
for (ImageLevelInfo li : levelInfos) {
if (li.getCoverageName().equals(coverageName) == false) {
continue;
}
if (li.calculateExtentsNeeded() == false) {
continue;
}
Date start = new Date();
if (LOGGER.isLoggable(Level.INFO)) LOGGER.info("Calculate extent for " + li.toString());
Envelope env = getExtent(li, con);
if (env == null) {
if (LOGGER.isLoggable(Level.WARNING))
LOGGER.log(Level.WARNING, "No extent, removing this level");
toBeRemoved.add(li);
continue;
}
li.setExtentMaxX(new Double(env.getMaxX()));
li.setExtentMaxY(new Double(env.getMaxY()));
li.setExtentMinX(new Double(env.getMinX()));
li.setExtentMinY(new Double(env.getMinY()));
stmt.setDouble(1, li.getExtentMaxX().doubleValue());
stmt.setDouble(2, li.getExtentMaxY().doubleValue());
stmt.setDouble(3, li.getExtentMinX().doubleValue());
stmt.setDouble(4, li.getExtentMinY().doubleValue());
stmt.setString(5, li.getCoverageName());
stmt.setString(6, li.getTileTableName());
stmt.setString(7, li.getSpatialTableName());
stmt.execute();
long msecs = (new Date()).getTime() - start.getTime();
if (LOGGER.isLoggable(Level.INFO))
LOGGER.info("Calculate extent for " + li.toString() + " finished in " + msecs + " ms ");
}
levelInfos.removeAll(toBeRemoved);
if (stmt != null) {
stmt.close();
}
}
@Override
public Number[] getScope(int dimension) throws DriverException {
if (cachedScope == null) {
boolean open = isOpen();
if (!open) {
open();
}
for (int i = 0; i < getRowCount(); i++) {
Metadata m = getMetadata();
for (int j = 0; j < m.getFieldCount(); j++) {
int typeCode = m.getFieldType(j).getTypeCode();
Envelope r = null;
if ((typeCode & Type.GEOMETRY) != 0) {
Value v = getFieldValue(i, j);
if ((v != null) && (!v.isNull())) {
r = v.getAsGeometry().getEnvelopeInternal();
}
} else if (typeCode == Type.RASTER) {
Value v = getFieldValue(i, j);
if ((v != null) && (!v.isNull())) {
r = v.getAsRaster().getMetadata().getEnvelope();
}
} else if (typeCode == Type.STREAM) {
Value v = getFieldValue(i, j);
if ((v != null) && (!v.isNull())) {
r = v.getAsStream().getEnvelope();
}
}
if (r != null) {
if (cachedScope == null) {
cachedScope = new Envelope(r);
} else {
cachedScope.expandToInclude(r);
}
}
}
}
if (!open) {
close();
}
}
if (cachedScope == null) {
return new Number[] {0, 0};
} else {
if (dimension == DataSet.X) {
return new Number[] {cachedScope.getMinX(), cachedScope.getMaxX()};
} else if (dimension == DataSet.Y) {
return new Number[] {cachedScope.getMinY(), cachedScope.getMaxY()};
} else {
throw new UnsupportedOperationException("Not yet implemented");
}
}
}
/**
* Returns a {@link CoordinateSequence} for the {@code coordinates} property so its handled by a
* {@link GMLCoordinatesTypeBinding} at encoding time as {@code gml:coordinates} that Ionic
* understands
*/
@Override
public Object getProperty(Object object, QName name) throws Exception {
Envelope e = (Envelope) object;
if (GML.coordinates.equals(name)) {
double[] seq = {e.getMinX(), e.getMinY(), e.getMaxX(), e.getMaxY()};
CoordinateSequence coords = new PackedCoordinateSequence.Double(seq, 2);
return coords;
}
return null;
}
@Test
public void toGeometry_BoundingBox() {
BoundingBox bbox = new ReferencedEnvelope(-10, 10, -5, 5, null);
Geometry geom = JTS.toGeometry(bbox);
assertTrue(geom instanceof com.vividsolutions.jts.geom.Polygon);
Envelope geomEnv = geom.getEnvelopeInternal();
assertEquals(-10.0, geomEnv.getMinX(), TOL);
assertEquals(10.0, geomEnv.getMaxX(), TOL);
assertEquals(-5.0, geomEnv.getMinY(), TOL);
assertEquals(5.0, geomEnv.getMaxY(), TOL);
}
@Test
public void toGeometry_ReferencedEnvelope() {
ReferencedEnvelope refEnv = new ReferencedEnvelope(-10, 10, -5, 5, DefaultGeographicCRS.WGS84);
Geometry geom = JTS.toGeometry(refEnv);
assertTrue(geom instanceof com.vividsolutions.jts.geom.Polygon);
Envelope geomEnv = geom.getEnvelopeInternal();
assertEquals(-10.0, geomEnv.getMinX(), TOL);
assertEquals(10.0, geomEnv.getMaxX(), TOL);
assertEquals(-5.0, geomEnv.getMinY(), TOL);
assertEquals(5.0, geomEnv.getMaxY(), TOL);
}