Examples with ShapePoint org.onebusaway.gtfs.model.ShapePoint used on opensource projects

Example 1 with ShapePoint

use of org.onebusaway.gtfs.model.ShapePoint in project onebusaway-gtfs-modules by OneBusAway.

the class ShapeDirectionTransformStrategy method run.

@Override
public void run(TransformContext context, GtfsMutableRelationalDao dao) {
    List<Trip> tripsToTransform = new ArrayList<Trip>();
    Collection<Trip> allTrips = dao.getAllTrips();
    for (Trip t : allTrips) {
        if (t.getShapeId().getId().equals(shapeId) && !t.getDirectionId().equals(shapeDirection)) {
            tripsToTransform.add(t);
        }
    }
    if (!tripsToTransform.isEmpty()) {
        String agencyId = context.getDefaultAgencyId();
        AgencyAndId inputShapeId = new AgencyAndId(agencyId, shapeId);
        AgencyAndId newShapeId = new AgencyAndId(agencyId, shapeId + "R");
        List<ShapePoint> shapePoints = new ArrayList<ShapePoint>(dao.getShapePointsForShapeId(inputShapeId));
        Collections.reverse(shapePoints);
        int newIndex = 1;
        for (ShapePoint sp : shapePoints) {
            ShapePoint nsp = new ShapePoint();
            nsp.setShapeId(newShapeId);
            nsp.setSequence(newIndex++);
            nsp.setLat(sp.getLat());
            nsp.setLon(sp.getLon());
            dao.saveEntity(nsp);
        }
        for (Trip t : tripsToTransform) {
            t.setShapeId(newShapeId);
        }
    }
}

Example 2 with ShapePoint

use of org.onebusaway.gtfs.model.ShapePoint in project onebusaway-gtfs-modules by OneBusAway.

the class ShapeTransformStrategy method decode.

private List<ShapePoint> decode(String pointString) {
    double lat = 0;
    double lon = 0;
    int strIndex = 0;
    List<ShapePoint> points = new ArrayList<ShapePoint>();
    while (strIndex < pointString.length()) {
        int[] rLat = decodeSignedNumberWithIndex(pointString, strIndex);
        lat = lat + rLat[0] * 1e-5;
        strIndex = rLat[1];
        int[] rLon = decodeSignedNumberWithIndex(pointString, strIndex);
        lon = lon + rLon[0] * 1e-5;
        strIndex = rLon[1];
        ShapePoint point = new ShapePoint();
        point.setLat(lat);
        point.setLon(lon);
        points.add(point);
    }
    return points;
}

Example 3 with ShapePoint

use of org.onebusaway.gtfs.model.ShapePoint in project onebusaway-gtfs-modules by OneBusAway.

the class ShapeTransformStrategy method run.

@Override
public void run(TransformContext context, GtfsMutableRelationalDao dao) {
    String agencyId = context.getDefaultAgencyId();
    AgencyAndId ashapeId = new AgencyAndId(agencyId, shapeId);
    List<ShapePoint> shapePoints = dao.getShapePointsForShapeId(ashapeId);
    if (shapePoints.isEmpty()) {
        // this cannot be a logger as it is BeanWrapped
        System.err.println("no points found for shape: " + ashapeId);
        return;
    }
    // Duplicate the list into something we can modify
    shapePoints = new ArrayList<ShapePoint>(shapePoints);
    List<ShapePoint> segment = decode(shape);
    ShapePoint from = segment.get(0);
    ShapePoint to = segment.get(segment.size() - 1);
    int fromIndex = 0;
    int toIndex = shapePoints.size() - 1;
    if (matchStart)
        fromIndex = closest(shapePoints, from, 0);
    if (matchEnd)
        toIndex = closest(shapePoints, to, fromIndex);
    if (toIndex < fromIndex) {
        // this cannot be a logger as it is BeanWrapped
        System.err.println("segment match is out of order: fromIndex=" + fromIndex + " toIndex=" + toIndex);
        return;
    }
    List<ShapePoint> subList = shapePoints.subList(fromIndex, toIndex + 1);
    for (ShapePoint point : subList) dao.removeEntity(point);
    subList.clear();
    subList.addAll(segment);
    int index = 0;
    for (ShapePoint point : shapePoints) {
        point.setDistTraveled(ShapePoint.MISSING_VALUE);
        point.setSequence(index++);
        point.setShapeId(ashapeId);
    }
    for (ShapePoint point : segment) dao.saveEntity(point);
    UpdateLibrary.clearDaoCache(dao);
}

Example 4 with ShapePoint

use of org.onebusaway.gtfs.model.ShapePoint in project onebusaway-gtfs-modules by OneBusAway.

the class ShapeTransformStrategy method closest.

private int closest(List<ShapePoint> shapePoints, ShapePoint point, int index) {
    int minIndex = -1;
    double minValue = Double.POSITIVE_INFINITY;
    for (int i = index; i < shapePoints.size(); i++) {
        ShapePoint p = shapePoints.get(i);
        double dy = p.getLat() - point.getLat();
        double dx = p.getLon() - point.getLon();
        double d = Math.sqrt(dy * dy + dx * dx);
        if (d < minValue) {
            minIndex = i;
            minValue = d;
        }
    }
    return minIndex;
}

Example 5 with ShapePoint

use of org.onebusaway.gtfs.model.ShapePoint in project onebusaway-gtfs-modules by OneBusAway.

the class SubsectionTripTransformStrategy method getClosestShapePointToStop.

private int getClosestShapePointToStop(List<ShapePoint> points, Stop stop) {
    int minIndex = -1;
    double minDistance = Double.POSITIVE_INFINITY;
    for (int i = 0; i < points.size(); ++i) {
        ShapePoint point = points.get(i);
        double dx = point.getLon() - stop.getLon();
        double dy = point.getLat() - stop.getLat();
        double d = Math.sqrt(dx * dx + dy * dy);
        if (d < minDistance) {
            minIndex = i;
            minDistance = d;
        }
    }
    return minIndex;
}