/** {@inheritDoc } */
@Override
public boolean evaluate(final Object object) {
Geometry leftGeom = toGeometry(object, left);
Geometry rightGeom = toGeometry(object, right);
if (leftGeom == null || rightGeom == null) {
return false;
}
final Geometry[] values;
try {
values = toSameCRS(leftGeom, rightGeom);
} catch (FactoryException | TransformException ex) {
Logging.getLogger("org.geotoolkit.filter.binaryspatial").log(Level.WARNING, null, ex);
return false;
}
leftGeom = values[0];
rightGeom = values[1];
final Envelope envLeft = leftGeom.getEnvelopeInternal();
final Envelope envRight = rightGeom.getEnvelopeInternal();
if (envLeft.intersects(envRight)) {
return leftGeom.overlaps(rightGeom);
}
return false;
}
@Test
public void testOverlaps() throws NoSuchIdentifierException, ProcessException {
GeometryFactory fact = new GeometryFactory();
// Inputs first
final LinearRing ring =
fact.createLinearRing(
new Coordinate[] {
new Coordinate(0.0, 0.0),
new Coordinate(0.0, 10.0),
new Coordinate(5.0, 10.0),
new Coordinate(5.0, 0.0),
new Coordinate(0.0, 0.0)
});
final Geometry geom1 = fact.createPolygon(ring, null);
final LinearRing ring2 =
fact.createLinearRing(
new Coordinate[] {
new Coordinate(-5.0, 0.0),
new Coordinate(-5.0, 10.0),
new Coordinate(2.0, 10.0),
new Coordinate(2.0, 0.0),
new Coordinate(-5.0, 0.0)
});
final Geometry geom2 = fact.createPolygon(ring2, null);
// Process
final ProcessDescriptor desc = ProcessFinder.getProcessDescriptor("jts", "overlaps");
final ParameterValueGroup in = desc.getInputDescriptor().createValue();
in.parameter("geom1").setValue(geom1);
in.parameter("geom2").setValue(geom2);
final org.geotoolkit.process.Process proc = desc.createProcess(in);
// result
final Boolean result = (Boolean) proc.call().parameter("result").getValue();
final Boolean expected = geom1.overlaps(geom2);
assertTrue(expected.equals(result));
}
@Test
public void testOverlapsCRS() throws NoSuchIdentifierException, ProcessException {
GeometryFactory fact = new GeometryFactory();
// Inputs first
final LinearRing ring =
fact.createLinearRing(
new Coordinate[] {
new Coordinate(0.0, 0.0),
new Coordinate(0.0, 10.0),
new Coordinate(5.0, 10.0),
new Coordinate(5.0, 0.0),
new Coordinate(0.0, 0.0)
});
final Geometry geom1 = fact.createPolygon(ring, null);
final LinearRing ring2 =
fact.createLinearRing(
new Coordinate[] {
new Coordinate(-5.0, 0.0),
new Coordinate(-5.0, 10.0),
new Coordinate(2.0, 10.0),
new Coordinate(2.0, 0.0),
new Coordinate(-5.0, 0.0)
});
Geometry geom2 = fact.createPolygon(ring2, null);
CoordinateReferenceSystem crs1 = null;
try {
crs1 = CRS.decode("EPSG:4326");
JTS.setCRS(geom1, crs1);
} catch (FactoryException ex) {
Logger.getLogger(UnionProcess.class.getName()).log(Level.SEVERE, null, ex);
}
CoordinateReferenceSystem crs2 = null;
try {
crs2 = CRS.decode("EPSG:4326");
JTS.setCRS(geom2, crs2);
} catch (FactoryException ex) {
Logger.getLogger(UnionProcess.class.getName()).log(Level.SEVERE, null, ex);
}
// Process
final ProcessDescriptor desc = ProcessFinder.getProcessDescriptor("jts", "overlaps");
final ParameterValueGroup in = desc.getInputDescriptor().createValue();
in.parameter("geom1").setValue(geom1);
in.parameter("geom2").setValue(geom2);
final org.geotoolkit.process.Process proc = desc.createProcess(in);
// result
final Boolean result = (Boolean) proc.call().parameter("result").getValue();
MathTransform mt = null;
try {
mt = CRS.findMathTransform(crs2, crs1);
geom2 = JTS.transform(geom2, mt);
} catch (FactoryException ex) {
Logger.getLogger(UnionProcess.class.getName()).log(Level.SEVERE, null, ex);
} catch (TransformException ex) {
Logger.getLogger(UnionProcess.class.getName()).log(Level.SEVERE, null, ex);
}
final Boolean expected = geom1.overlaps(geom2);
assertTrue(expected.equals(result));
}
/**
* Returns a boolean value that shows if this geometry overlaps the specified geometry.
*
* @param node1 xml element containing gml object(s)
* @param node2 xml element containing gml object(s)
* @return boolean value
* @throws QueryException query exception
*/
@Deterministic
public Bln overlaps(final ANode node1, final ANode node2) throws QueryException {
final Geometry geo1 = checkGeo(node1);
final Geometry geo2 = checkGeo(node2);
return Bln.get(geo1.overlaps(geo2));
}
