Examples with Geometry com.mapbox.geojson.Geometry used on opensource projects

Example 6 with Geometry

use of com.mapbox.geojson.Geometry in project mapbox-java by mapbox.

the class TurfConversion method combine.

/**
 * Combines a FeatureCollection of geometries and returns
 * a {@link FeatureCollection} with "Multi-" geometries in it.
 * If the original FeatureCollection parameter has {@link Point}(s)
 * and/or {@link MultiPoint}s), the returned
 * FeatureCollection will include a {@link MultiPoint} object.
 *
 * If the original FeatureCollection parameter has
 * {@link LineString}(s) and/or {@link MultiLineString}s), the returned
 * FeatureCollection will include a {@link MultiLineString} object.
 *
 * If the original FeatureCollection parameter has
 * {@link Polygon}(s) and/or {@link MultiPolygon}s), the returned
 * FeatureCollection will include a {@link MultiPolygon} object.
 *
 * @param originalFeatureCollection a {@link FeatureCollection}
 *
 * @return a {@link FeatureCollection} with a "Multi-" geometry
 *    or "Multi-" geometries.
 *
 * @since 4.10.0
 */
public static FeatureCollection combine(@NonNull FeatureCollection originalFeatureCollection) {
    if (originalFeatureCollection.features() == null) {
        throw new TurfException("Your FeatureCollection is null.");
    } else if (originalFeatureCollection.features().size() == 0) {
        throw new TurfException("Your FeatureCollection doesn't have any Feature objects in it.");
    }
    List<Point> pointList = new ArrayList<>(0);
    List<LineString> lineStringList = new ArrayList<>(0);
    List<Polygon> polygonList = new ArrayList<>(0);
    for (Feature singleFeature : originalFeatureCollection.features()) {
        Geometry singleFeatureGeometry = singleFeature.geometry();
        if (singleFeatureGeometry instanceof Point || singleFeatureGeometry instanceof MultiPoint) {
            if (singleFeatureGeometry instanceof Point) {
                pointList.add((Point) singleFeatureGeometry);
            } else {
                pointList.addAll(((MultiPoint) singleFeatureGeometry).coordinates());
            }
        } else if (singleFeatureGeometry instanceof LineString || singleFeatureGeometry instanceof MultiLineString) {
            if (singleFeatureGeometry instanceof LineString) {
                lineStringList.add((LineString) singleFeatureGeometry);
            } else {
                lineStringList.addAll(((MultiLineString) singleFeatureGeometry).lineStrings());
            }
        } else if (singleFeatureGeometry instanceof Polygon || singleFeatureGeometry instanceof MultiPolygon) {
            if (singleFeatureGeometry instanceof Polygon) {
                polygonList.add((Polygon) singleFeatureGeometry);
            } else {
                polygonList.addAll(((MultiPolygon) singleFeatureGeometry).polygons());
            }
        }
    }
    List<Feature> finalFeatureList = new ArrayList<>(0);
    if (!pointList.isEmpty()) {
        finalFeatureList.add(Feature.fromGeometry(MultiPoint.fromLngLats(pointList)));
    }
    if (!lineStringList.isEmpty()) {
        finalFeatureList.add(Feature.fromGeometry(MultiLineString.fromLineStrings(lineStringList)));
    }
    if (!polygonList.isEmpty()) {
        finalFeatureList.add(Feature.fromGeometry(MultiPolygon.fromPolygons(polygonList)));
    }
    return finalFeatureList.isEmpty() ? originalFeatureCollection : FeatureCollection.fromFeatures(finalFeatureList);
}

Example 7 with Geometry

use of com.mapbox.geojson.Geometry in project mapbox-java by mapbox.

the class TurfMeasurementTest method bboxFromGeometry.

@Test
public void bboxFromGeometry() throws IOException, TurfException {
    Geometry geometry = MultiPolygon.fromJson(loadJsonFixture(TURF_BBOX_MULTIPOLYGON));
    double[] bbox = TurfMeasurement.bbox(geometry);
    assertEquals(4, bbox.length);
    assertEquals(100, bbox[0], DELTA);
    assertEquals(0, bbox[1], DELTA);
    assertEquals(103, bbox[2], DELTA);
    assertEquals(3, bbox[3], DELTA);
}

Example 8 with Geometry

use of com.mapbox.geojson.Geometry in project maps by rnmapbox.

the class RCTMGLOfflineModule method convertRegionsToJSON.

private void convertRegionsToJSON(List<TileRegion> tileRegions, Promise promise) {
    CountDownLatch countDownLatch = new CountDownLatch(tileRegions.size());
    ArrayList<TileRegionError> errors = new ArrayList<>();
    ArrayList<Geometry> geometries = new ArrayList<>();
    try {
        for (TileRegion region : tileRegions) {
            getTileStore().getTileRegionGeometry(region.getId(), new TileRegionGeometryCallback() {

                @Override
                public void run(@NonNull Expected<TileRegionError, Geometry> result) {
                    if (result.isValue()) {
                        geometries.add(result.getValue());
                    } else {
                        errors.add(result.getError());
                    }
                    countDownLatch.countDown();
                }
            });
        }
    } catch (Error error) {
        Logger.e("OS", "a");
    }
    try {
        countDownLatch.await();
        WritableArray result = Arguments.createArray();
        for (Geometry geometry : geometries) {
            result.pushMap(fromOfflineRegion(geometry));
        }
        for (TileRegionError error : errors) {
            WritableMap errorMap = Arguments.createMap();
            errorMap.putString("type", "error");
            errorMap.putString("message", error.getMessage());
            errorMap.putString("errorType", error.getType().toString());
            result.pushMap(errorMap);
        }
        promise.resolve(result);
    } catch (InterruptedException interruptedException) {
        promise.reject(interruptedException);
    }
}