Examples with LineString com.revolsys.geometry.model.LineString used on opensource projects

Example 1 with LineString

use of com.revolsys.geometry.model.LineString in project com.revolsys.open by revolsys.

the class QuadEdgeSubdivision method getEdgesLineal.

/**
 * Gets the geometry for the edges in the subdivision as a {@link Lineal}
 * containing 2-point lines.
 *
 * @param geometryFactory the GeometryFactory to use
 * @return a MultiLineString
 */
public Lineal getEdgesLineal(final GeometryFactory geometryFactory) {
    final List<QuadEdge> quadEdges = getPrimaryEdges(false);
    final LineString[] lines = new LineString[quadEdges.size()];
    int i = 0;
    for (final QuadEdge edge : quadEdges) {
        lines[i++] = edge.newLineString(geometryFactory);
    }
    return geometryFactory.lineal(lines);
}

Example 2 with LineString

use of com.revolsys.geometry.model.LineString in project com.revolsys.open by revolsys.

the class QuadEdgeConformingDelaunayTinBuilder method newConstraintSegments.

private static List<LineSegmentDoubleData> newConstraintSegments(final Geometry geom) {
    final List<LineString> lines = geom.getGeometryComponents(LineString.class);
    final List<LineSegmentDoubleData> constraintSegs = new ArrayList<>();
    for (final LineString line : lines) {
        newConstraintSegments(line, constraintSegs);
    }
    return constraintSegs;
}

Example 3 with LineString

use of com.revolsys.geometry.model.LineString in project com.revolsys.open by revolsys.

the class Graph method splitEdge.

public List<Edge<T>> splitEdge(final Edge<T> edge, final Point point) {
    if (!edge.isRemoved()) {
        final LineString line = edge.getLineString();
        final List<LineString> lines = line.split(point);
        if (lines.size() == 1) {
            return Collections.singletonList(edge);
        } else {
            final List<Edge<T>> newEdges = replaceEdge(edge, lines);
            return newEdges;
        }
    } else {
        return Collections.emptyList();
    }
}

Example 4 with LineString

use of com.revolsys.geometry.model.LineString in project com.revolsys.open by revolsys.

the class Graph method replaceEdge.

public List<Edge<T>> replaceEdge(final Edge<T> edge, final List<LineString> lines) {
    if (!edge.isRemoved()) {
        final List<Edge<T>> edges = new ArrayList<>();
        final T object = edge.getObject();
        remove(edge);
        for (final LineString line : lines) {
            final T newObject = clone(object, line);
            final Edge<T> newEdge = addEdge(newObject, line);
            edges.add(newEdge);
        }
        return edges;
    } else {
        return Collections.emptyList();
    }
}

Example 5 with LineString

use of com.revolsys.geometry.model.LineString in project com.revolsys.open by revolsys.

the class Graph method getEdges.

public List<Edge<T>> getEdges(final Point point, final double maxDistance) {
    if (point == null) {
        return Collections.emptyList();
    } else {
        BoundingBox boundingBox = point.getBoundingBox();
        boundingBox = boundingBox.expand(maxDistance);
        final double x = point.getX();
        final double y = point.getY();
        final Predicate<Edge<T>> filter = (edge) -> {
            final LineString line = edge.getLineString();
            final double distance = line.distance(x, y);
            if (distance <= maxDistance) {
                return true;
            } else {
                return false;
            }
        };
        return BoundingBox.newArraySorted(this::forEachEdge, boundingBox, filter);
    }
}