Ignore:
Timestamp:
2008-12-07T20:38:10+01:00 (11 years ago)
Author:
framm
Message:
  • new preference setting allows switching between decimal coordinates and degrees/minutes/seconds. patch by Markus Lindholm <markus.lindholm@…>, applied with modifications. Fixes #1730.
File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/src/org/openstreetmap/josm/data/coor/LatLon.java

    r655 r1108  
    22package org.openstreetmap.josm.data.coor;
    33
     4
     5import static org.openstreetmap.josm.tools.I18n.tr;
     6
    47import org.openstreetmap.josm.data.Bounds;
    58import org.openstreetmap.josm.data.projection.Projection;
     9
     10import java.text.DecimalFormat;
    611import java.text.NumberFormat;
    712
     
    1520public class LatLon extends Coordinate {
    1621
    17         public LatLon(double lat, double lon) {
    18                 super(lon, lat);
    19         }
     22    private static DecimalFormat cDmsMinuteFormatter = new DecimalFormat("00");
     23    private static DecimalFormat cDmsSecondFormatter = new DecimalFormat("00.0");
     24    private static DecimalFormat cDdFormatter = new DecimalFormat("###0.0000");
     25   
     26    /**
     27     * Possible ways to display coordinates
     28     */
     29    public enum CoordinateFormat {
     30        DECIMAL_DEGREES {public String toString() {return tr("Decimal Degrees");}}, 
     31        DEGREES_MINUTES_SECONDS {public String toString() {return tr("Degrees Minutes Seconds");}};
     32    }
     33   
     34    public static String dms(double pCoordinate) {
    2035
    21         public double lat() {
    22                 return y;
    23         }
     36        double tAbsCoord = Math.abs(pCoordinate);
     37        int tDegree = (int) tAbsCoord;
     38        double tTmpMinutes = (tAbsCoord - tDegree) * 60;
     39        int tMinutes = (int) tTmpMinutes;
     40        double tSeconds = (tTmpMinutes - tMinutes) * 60;
    2441
    25         public double lon() {
    26                 return x;
    27         }
     42        return tDegree + "\u00B0" + cDmsMinuteFormatter.format(tMinutes) + "\'"
     43            + cDmsSecondFormatter.format(tSeconds) + "\"";
     44    }
    2845
    29         /**
    30          * @return <code>true</code> if the other point has almost the same lat/lon
    31          * values, only differing by no more than
    32          * 1 / {@link org.openstreetmap.josm.data.projection.Projection#MAX_SERVER_PRECISION MAX_SERVER_PRECISION}.
    33          */
    34         public boolean equalsEpsilon(LatLon other) {
    35                 final double p = 1/Projection.MAX_SERVER_PRECISION;
    36                 return Math.abs(lat()-other.lat()) <= p && Math.abs(lon()-other.lon()) <= p;
    37         }
     46    public LatLon(double lat, double lon) {
     47        super(lon, lat);
     48    }
    3849
    39         /**
    40          * @return <code>true</code>, if the coordinate is outside the world, compared
     50    public double lat() {
     51        return y;
     52    }
     53   
     54    public String latToString(CoordinateFormat d) {
     55        switch(d) {
     56        case DECIMAL_DEGREES: return cDdFormatter.format(y);
     57        case DEGREES_MINUTES_SECONDS: return dms(y) + ((y < 0) ? tr("S") : tr("N"));
     58        default: return "ERR";
     59        }
     60    }
     61   
     62    public double lon() {
     63        return x;
     64    }
     65   
     66    public String lonToString(CoordinateFormat d) {
     67        switch(d) {
     68        case DECIMAL_DEGREES: return cDdFormatter.format(x);
     69        case DEGREES_MINUTES_SECONDS: return dms(x) + ((x < 0) ? tr("W") : tr("E"));
     70        default: return "ERR";
     71        }
     72    }
     73   
     74 
     75
     76    /**
     77     * @return <code>true</code> if the other point has almost the same lat/lon
     78     * values, only differing by no more than
     79     * 1 / {@link org.openstreetmap.josm.data.projection.Projection#MAX_SERVER_PRECISION MAX_SERVER_PRECISION}.
     80     */
     81    public boolean equalsEpsilon(LatLon other) {
     82        final double p = 1/Projection.MAX_SERVER_PRECISION;
     83        return Math.abs(lat()-other.lat()) <= p && Math.abs(lon()-other.lon()) <= p;
     84    }
     85
     86    /**
     87     * @return <code>true</code>, if the coordinate is outside the world, compared
    4188         * by using lat/lon.
    4289         */
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