Examples with Envelope com.vividsolutions.jts.geom.Envelope used on opensource projects

Example 21 with Envelope

use of com.vividsolutions.jts.geom.Envelope in project GeoGig by boundlessgeo.

the class ExtractBounds method visit.

@Override
public List<ReferencedEnvelope> visit(Literal literal, @Nullable Object data) {
    Object value = literal.getValue();
    if (value instanceof Geometry) {
        Geometry geom = (Geometry) value;
        Envelope literalEnvelope = geom.getEnvelopeInternal();
        CoordinateReferenceSystem crs = nativeCrs;
        if (geom.getUserData() instanceof CoordinateReferenceSystem) {
            crs = (CoordinateReferenceSystem) geom.getUserData();
        }
        ReferencedEnvelope bbox = new ReferencedEnvelope(literalEnvelope, crs);
        bounds.add(bbox);
    }
    return bounds;
}

Example 22 with Envelope

use of com.vividsolutions.jts.geom.Envelope in project StreetComplete by westnordost.

the class AddHousenumber method download.

@Override
public boolean download(BoundingBox bbox, final MapDataWithGeometryHandler handler) {
    List<ElementWithGeometry> items = downloadBuildingsWithoutAddresses(bbox);
    if (items == null)
        return false;
    // empty result: We are done
    if (items.isEmpty())
        return true;
    List<Geometry> addrAreas = downloadAreasWithAddresses(bbox);
    if (addrAreas == null)
        return false;
    Envelope bounds = null;
    for (ElementWithGeometry item : items) {
        Envelope addBounds = item.geometry.getEnvelopeInternal();
        if (bounds == null)
            bounds = addBounds;
        else
            bounds.expandToInclude(addBounds);
    }
    // see #885: The area in which the app should search for address nodes (and areas) must be
    // adjusted to the bounding box of all the buildings found. The found buildings may in parts
    // not be within the specified bounding box. But in exactly that part, there may be an
    // address
    BoundingBox adjustedBbox = JTSConst.toBoundingBox(bounds);
    ArrayList<Point> addrPositions = downloadFreeFloatingPositionsWithAddresses(adjustedBbox);
    if (addrPositions == null)
        return false;
    for (ElementWithGeometry item : items) {
        // exclude buildings with housenumber-nodes inside them
        int index = indexOfPointIn(item.geometry, addrPositions);
        if (index != -1) {
            // performance improvement: one housenumber-node cannot be covered by multiple
            // buildings. So, it can be removed to reduce the amount of remaining
            // point-in-polygon checks
            addrPositions.remove(index);
            continue;
        }
        // further exclude buildings that are contained in an area with a housenumber
        if (coveredByAnyArea(item.geometry, addrAreas))
            continue;
        handler.handle(item.element, item.elementGeometry);
    }
    return true;
}

Example 23 with Envelope

use of com.vividsolutions.jts.geom.Envelope in project activityinfo by bedatadriven.

the class ImportWindow method buildUpdate.

private AdminLevel buildUpdate() {
    int nameAttribute = importForm.getNameAttributeIndex();
    int codeAttribute = importForm.getCodeAttributeIndex();
    List<AdminEntity> entities = Lists.newArrayList();
    Map<ImportKey, AdminEntity> entityMap = Maps.newHashMap();
    for (int i = 0; i != tableModel.getRowCount(); ++i) {
        if (tableModel.getActionAt(i) == ImportAction.IMPORT) {
            ImportFeature feature = tableModel.getFeatureAt(i);
            String featureName = feature.getAttributeStringValue(nameAttribute);
            AdminEntity parent = tableModel.getParent(i);
            if (!validateFeature(feature, featureName, parent)) {
                continue;
            }
            if (Strings.isNullOrEmpty(featureName)) {
                throw new RuntimeException("Feature " + i + " has an empty name");
            }
            // we can't have two entities with the same name within a
            // given parent. This happens often because secondary exterior rings
            // are stored as separate features.
            ImportKey key = new ImportKey(parent, featureName);
            if (!entityMap.containsKey(key)) {
                AdminEntity entity = new AdminEntity();
                String truncatedName = featureName;
                if (truncatedName.length() > MAX_NAME_LENGTH) {
                    truncatedName = truncatedName.substring(0, MAX_NAME_LENGTH);
                }
                entity.setName(truncatedName);
                if (codeAttribute != -1) {
                    entity.setCode(feature.getAttributeStringValue(codeAttribute));
                }
                Extents bounds = GeoUtils.toBounds(feature.getEnvelope());
                entity.setBounds(bounds);
                if (importForm.isGeometryImported()) {
                    entity.setGeometry(feature.getGeometry());
                }
                if (parentLevel != null) {
                    entity.setParentId(parent.getId());
                }
                entities.add(entity);
                entityMap.put(key, entity);
            } else {
                // add this geometry to the existing entity
                LOGGER.info("Merging geometry for entity named '" + featureName + "'");
                AdminEntity entity = entityMap.get(key);
                Envelope bounds = GeoUtils.toEnvelope(entity.getBounds());
                bounds.expandToInclude(feature.getEnvelope());
                entity.setBounds(GeoUtils.toBounds(bounds));
                if (importForm.isGeometryImported()) {
                    entity.setGeometry(entity.getGeometry().union(feature.getGeometry()));
                }
            }
        }
    }
    AdminLevel newLevel = new AdminLevel();
    newLevel.setName(importForm.getLevelName());
    if (parentLevel != null) {
        newLevel.setParentId(parentLevel.getId());
    }
    newLevel.setEntities(entities);
    return newLevel;
}

Example 24 with Envelope

use of com.vividsolutions.jts.geom.Envelope in project activityinfo by bedatadriven.

the class ParentGuesser method scoreGeography.

/**
 * Scores the prospective parent based on geography. A perfectly matched
 * parent will entirely contain the child entity. (we only use MBRs here)
 *
 * @param feature
 * @param parent
 *            the prospective parent to evaluate
 * @return a score from 0=poor match, no intersection, 1=perfect match,
 *         competely contained
 */
public static double scoreGeography(ImportFeature feature, AdminEntity parent) {
    Envelope parentEnvelope = GeoUtils.toEnvelope(parent.getBounds());
    Envelope childEnvelope = feature.getEnvelope();
    if (childEnvelope.getArea() > 0) {
        double propContained = parentEnvelope.intersection(childEnvelope).getArea() / childEnvelope.getArea();
        return propContained;
    } else {
        // we have only a point representation
        return parentEnvelope.contains(childEnvelope) ? 1 : 0;
    }
}

Example 25 with Envelope

use of com.vividsolutions.jts.geom.Envelope in project activityinfo by bedatadriven.

the class LocationAdminMatcher method scoreGeography.

/**
 * Scores the prospective parent based on geography. A perfectly matched
 * parent will entirely contain the child entity. (we only use MBRs here)
 *
 * @param feature
 * @param parent
 *            the prospective parent to evaluate
 * @return a score from 0=poor match, no intersection, 1=perfect match,
 *         competely contained
 */
public double scoreGeography(ImportFeature feature, AdminEntity parent) {
    Envelope parentEnvelope = GeoUtils.toEnvelope(parent.getBounds());
    Envelope childEnvelope = feature.getEnvelope();
    if (childEnvelope.getArea() > 0) {
        double propContained = parentEnvelope.intersection(childEnvelope).getArea() / childEnvelope.getArea();
        return propContained;
    } else {
        // we have only a point representation
        return parentEnvelope.contains(childEnvelope) ? 1 : 0;
    }
}