/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * Neo4j is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.neo4j.gis.spatial.index.curves;

public class HistogramMonitor implements SpaceFillingCurveMonitor {
    private int[] counts;
    private int highestDepth;
    private long searchArea;
    private long coveredArea;

    HistogramMonitor(int maxLevel) {
        this.counts = new int[maxLevel + 1];
    }

    @Override
    public void addRangeAtDepth(int depth) {
        this.counts[depth]++;
        if (depth > highestDepth) {
            highestDepth = depth;
        }
    }

    @Override
    public void registerSearchArea(long size) {
        this.searchArea = size;
    }

    @Override
    public void addToCoveredArea(long size) {
        this.coveredArea += size;
    }

    int[] getCounts() {
        return this.counts;
    }

    long getSearchArea() {
        return searchArea;
    }

    long getCoveredArea() {
        return coveredArea;
    }

    int getHighestDepth() {
        return highestDepth;
    }
}
