Examples with OpenLocationCode com.google.openlocationcode.OpenLocationCode used on opensource projects

Example 1 with OpenLocationCode

use of com.google.openlocationcode.OpenLocationCode in project Osmand by osmandapp.

the class LocationParser method parseLocation.

public static LatLon parseLocation(String locPhrase) {
    locPhrase = locPhrase.trim();
    // avoid throwing exceptions by carefully checking exceptions
    if (locPhrase.length() > 0 && OpenLocationCode.isValidCode(locPhrase)) {
        OpenLocationCode olc = new OpenLocationCode(locPhrase);
        if (olc.isFull()) {
            OpenLocationCode.CodeArea codeArea = olc.decode();
            return new LatLon(codeArea.getCenterLatitude(), codeArea.getCenterLongitude());
        }
    }
    if (locPhrase.length() == 0 || !(locPhrase.charAt(0) == '-' || Character.isDigit(locPhrase.charAt(0)) || locPhrase.charAt(0) == 'S' || locPhrase.charAt(0) == 's' || locPhrase.charAt(0) == 'N' || locPhrase.charAt(0) == 'n' || locPhrase.contains("://"))) {
        return null;
    }
    List<Double> d = new ArrayList<>();
    List<Object> all = new ArrayList<>();
    List<String> strings = new ArrayList<>();
    splitObjects(locPhrase, d, all, strings);
    if (d.size() == 0) {
        return null;
    }
    // detect UTM
    if (all.size() == 4 && d.size() == 3 && all.get(1) instanceof String) {
        char ch = all.get(1).toString().charAt(0);
        if (Character.isLetter(ch)) {
            UTMPoint upoint = new UTMPoint(d.get(2), d.get(1), d.get(0).intValue(), ch);
            LatLonPoint ll = upoint.toLatLonPoint();
            return new LatLon(ll.getLatitude(), ll.getLongitude());
        }
    }
    if (all.size() == 3 && d.size() == 2 && all.get(1) instanceof String) {
        char ch = all.get(1).toString().charAt(0);
        String combined = strings.get(2);
        if (Character.isLetter(ch)) {
            try {
                String east = combined.substring(0, combined.length() / 2);
                String north = combined.substring(combined.length() / 2, combined.length());
                UTMPoint upoint = new UTMPoint(Double.parseDouble(north), Double.parseDouble(east), d.get(0).intValue(), ch);
                LatLonPoint ll = upoint.toLatLonPoint();
                return new LatLon(ll.getLatitude(), ll.getLongitude());
            } catch (NumberFormatException e) {
            }
        }
    }
    // try to find split lat/lon position
    int jointNumbers = 0;
    int lastJoin = 0;
    int degSplit = -1;
    // 0 - degree, 1 - minutes, 2 - seconds
    int degType = -1;
    boolean finishDegSplit = false;
    int northSplit = -1;
    int eastSplit = -1;
    for (int i = 1; i < all.size(); i++) {
        if (all.get(i - 1) instanceof Double && all.get(i) instanceof Double) {
            jointNumbers++;
            lastJoin = i;
        }
        if (all.get(i).equals("n") || all.get(i).equals("s") || all.get(i).equals("N") || all.get(i).equals("S")) {
            northSplit = i + 1;
        }
        if (all.get(i).equals("e") || all.get(i).equals("w") || all.get(i).equals("E") || all.get(i).equals("W")) {
            eastSplit = i;
        }
        int dg = -1;
        if (all.get(i).equals("°")) {
            dg = 0;
        } else if (all.get(i).equals("\'") || all.get(i).equals("′")) {
            dg = 1;
        } else if (all.get(i).equals("″") || all.get(i).equals("\"")) {
            dg = 2;
        }
        if (dg != -1) {
            if (!finishDegSplit) {
                if (degType < dg) {
                    degSplit = i + 1;
                    degType = dg;
                } else {
                    finishDegSplit = true;
                    degType = dg;
                }
            } else {
                if (degType < dg) {
                    degType = dg;
                } else {
                    // reject delimiter
                    degSplit = -1;
                }
            }
        }
    }
    int split = -1;
    if (jointNumbers == 1) {
        split = lastJoin;
    }
    if (northSplit != -1 && northSplit < all.size() - 1) {
        split = northSplit;
    } else if (eastSplit != -1 && eastSplit < all.size() - 1) {
        split = eastSplit;
    } else if (degSplit != -1 && degSplit < all.size() - 1) {
        split = degSplit;
    }
    if (split != -1) {
        double lat = parse1Coordinate(all, 0, split);
        double lon = parse1Coordinate(all, split, all.size());
        return new LatLon(lat, lon);
    }
    if (d.size() == 2) {
        return new LatLon(d.get(0), d.get(1));
    }
    // simple url case
    if (locPhrase.contains("://")) {
        double lat = 0;
        double lon = 0;
        boolean only2decimals = true;
        for (int i = 0; i < d.size(); i++) {
            if (d.get(i).doubleValue() != d.get(i).intValue()) {
                if (lat == 0) {
                    lat = d.get(i);
                } else if (lon == 0) {
                    lon = d.get(i);
                } else {
                    only2decimals = false;
                }
            }
        }
        if (lat != 0 && lon != 0 && only2decimals) {
            return new LatLon(lat, lon);
        }
    }
    // split by equal number of digits
    if (d.size() > 2 && d.size() % 2 == 0) {
        int ind = d.size() / 2 + 1;
        int splitEq = -1;
        for (int i = 0; i < all.size(); i++) {
            if (all.get(i) instanceof Double) {
                ind--;
            }
            if (ind == 0) {
                splitEq = i;
                break;
            }
        }
        if (splitEq != -1) {
            double lat = parse1Coordinate(all, 0, splitEq);
            double lon = parse1Coordinate(all, splitEq, all.size());
            return new LatLon(lat, lon);
        }
    }
    return null;
}

Example 2 with OpenLocationCode

use of com.google.openlocationcode.OpenLocationCode in project Osmand by osmandapp.

the class QuickSearchCoordinatesFragment method provideOlcInfo.

private String provideOlcInfo(String olcString) {
    try {
        if (!OpenLocationCode.isValidCode(olcString))
            return getContext().getString(R.string.navigate_point_olc_info_invalid);
        OpenLocationCode olc = new OpenLocationCode(olcString);
        if (olc.isShort())
            return getContext().getString(R.string.navigate_point_olc_info_short);
        OpenLocationCode.CodeArea area = olc.decode();
        int areaWidth = (int) Math.ceil(MapUtils.getDistance(area.getNorthLatitude(), area.getWestLongitude(), area.getNorthLatitude(), area.getEastLongitude()));
        int areaHeight = (int) Math.ceil(MapUtils.getDistance(area.getNorthLatitude(), area.getWestLongitude(), area.getSouthLatitude(), area.getWestLongitude()));
        return getContext().getString(R.string.navigate_point_olc_info_area, OsmAndFormatter.getFormattedDistance(areaWidth, getMyApplication()), OsmAndFormatter.getFormattedDistance(areaHeight, getMyApplication()));
    } catch (IllegalArgumentException iae) {
        return getContext().getString(R.string.navigate_point_olc_info_invalid);
    }
}