Last change
on this file since 11352 was 11277, checked in by Don-vip, 8 years ago |
sonar - fix recently added warnings
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-
Property svn:eol-style
set to
native
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File size:
1.4 KB
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1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.tools;
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3 |
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4 | import java.awt.geom.Area;
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5 | import java.util.Collection;
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6 |
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7 | import org.openstreetmap.josm.data.coor.LatLon;
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8 | import org.openstreetmap.josm.data.osm.BBox;
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9 | import org.openstreetmap.josm.data.osm.Way;
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10 |
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11 | /**
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12 | * Implementation of simple boolean {@link GeoProperty}.
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13 | */
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14 | public class DefaultGeoProperty implements GeoProperty<Boolean> {
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15 |
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16 | private Area area;
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17 |
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18 | /**
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19 | * Create DefaultGeoProperty based on a collection of closed ways.
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20 | *
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21 | * @param ways the ways forming the area
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22 | */
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23 | public DefaultGeoProperty(Collection<Way> ways) {
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24 | for (Way w : ways) {
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25 | Area tmp = Geometry.getAreaLatLon(w.getNodes());
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26 | if (area == null) {
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27 | area = tmp;
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28 | } else {
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29 | area.add(tmp);
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30 | }
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31 | }
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32 | }
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33 |
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34 | @Override
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35 | public Boolean get(LatLon ll) {
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36 | return area.contains(ll.lon(), ll.lat());
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37 | }
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38 |
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39 | @Override
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40 | public Boolean get(BBox box) {
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41 | Area abox = new Area(box.toRectangle());
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42 | Geometry.PolygonIntersection is = Geometry.polygonIntersection(abox, area, 1e-10 /* using deg and not meters */);
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43 | switch (is) {
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44 | case FIRST_INSIDE_SECOND:
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45 | return Boolean.TRUE;
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46 | case OUTSIDE:
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47 | return Boolean.FALSE;
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48 | default:
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49 | return null;
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50 | }
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51 | }
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52 |
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53 | }
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