Example usage for com.google.common.geometry S2CellUnion initFromCellIds

Introduction

In this page you can find the example usage for com.google.common.geometry S2CellUnion initFromCellIds.

Prototype

public void initFromCellIds(ArrayList<S2CellId> cellIds) 

Source Link

Usage

From source file:com.amazonaws.geo.s2.internal.S2Manager.java

public static S2CellUnion findCellIds(S2LatLngRect latLngRect) {

    ConcurrentLinkedQueue<S2CellId> queue = new ConcurrentLinkedQueue<S2CellId>();
    ArrayList<S2CellId> cellIds = new ArrayList<S2CellId>();

    for (S2CellId c = S2CellId.begin(0); !c.equals(S2CellId.end(0)); c = c.next()) {
        if (containsGeodataToFind(c, latLngRect)) {
            queue.add(c);//  www  .  j  av a 2  s.c  om
        }
    }

    processQueue(queue, cellIds, latLngRect);
    assert queue.size() == 0;
    queue = null;

    if (cellIds.size() > 0) {
        S2CellUnion cellUnion = new S2CellUnion();
        cellUnion.initFromCellIds(cellIds); // This normalize the cells.
        // cellUnion.initRawCellIds(cellIds); // This does not normalize the cells.
        cellIds = null;

        return cellUnion;
    }

    return null;
}

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