Subversion Repositories mkgmap

Rev

Rev 3636 | Blame | Compare with Previous | Last modification | View Log | RSS feed

/*
 * Copyright (C) 2014.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3 or
 * version 2 as published by the Free Software Foundation.
 *
 * 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.
 */


package uk.me.parabola.mkgmap.reader.osm;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import uk.me.parabola.imgfmt.app.Coord;
import uk.me.parabola.log.Logger;
import uk.me.parabola.util.EnhancedProperties;

/**
 * Collect data from ways with addr:interpolation tag.
 * @author GerdP
 *  
 */

public class HousenumberHooks extends OsmReadingHooksAdaptor {
        private static final Logger log = Logger.getLogger(HousenumberHooks.class);
       
        private ElementSaver saver;
        private Node currentNodeInWay;
        private final List<Node> nodes = new ArrayList<>();
        private boolean clearNodes;
       
        private static final short addrHousenumberTagKey = TagDict.getInstance().xlate("addr:housenumber");
        private static final short addrInterpolationTagKey = TagDict.getInstance().xlate("addr:interpolation");
       
        public static final short partOfInterpolationTagKey = TagDict.getInstance().xlate("mkgmap:part-of-interpolation");
        public static final short mkgmapNodeIdsTagKey = TagDict.getInstance().xlate("mkgmap:node-ids");
        @Override
        public boolean init(ElementSaver saver, EnhancedProperties props) {
                this.saver = saver;
                if (props.getProperty("addr-interpolation", true) == false)
                        return false;
                return (props.getProperty("housenumbers", false));
        }

        @Override
        public Set<String> getUsedTags() {
                HashSet<String> usedTags = new HashSet<>();
                usedTags.add("addr:street");
                usedTags.add("addr:housenumber");
                usedTags.add("addr:interpolation");
                usedTags.add("addr:place");
                return usedTags;
        }
       
        @Override
        public void onCoordAddedToWay(Way way, long id, Coord co) {
                if (clearNodes){
                        nodes.clear();
                        clearNodes = false;
                }
                currentNodeInWay = saver.getNode(id);
                if (currentNodeInWay == null)
                        return;
                if (currentNodeInWay.getTag(addrHousenumberTagKey) == null)
                        return;
                // this node might be part of a way that has the addr:interpolation tag
                nodes.add(currentNodeInWay);
        }

        @Override
        public void onAddWay(Way way) {
                clearNodes = true; // make sure that the list is cleared with the next coord
                String ai = way.getTag(addrInterpolationTagKey);
                if (ai == null)
                        return;
                if (nodes.size() < 2){
                                log.warn(way.toBrowseURL(),"tag addr:interpolation="+ai, "is ignored, found less than two valid nodes.");
                        return;
                }
                switch (ai) {
                case "odd":
                case "even":
                case "all":
                case "1":
                case "2":
                        break;
                default:
                        if (log.isInfoEnabled())
                                log.warn(way.toBrowseURL(),"tag addr:interpolation="+ai, "is ignored");
                        return;
                }
               
                StringBuilder sb = new StringBuilder();
                int num = nodes.size();
                for (int i = 0; i < num; i++) {
                        Node n = nodes.get(i);
                        String id = String.valueOf(n.getId());
                        sb.append(id);
                        if (i + 1 < num)
                                sb.append(",");
                        n.addTag(partOfInterpolationTagKey, "1");
                }
                way.addTag(mkgmapNodeIdsTagKey, sb.toString());
        }

        @Override
        public void end() {
                nodes.clear();
        }
}