1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
/*
* Copyright © 2014 Keith Packard <keithp@keithp.com>
*
* This program 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 2 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, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
package org.altusmetrum.altoslib_13;
import java.io.*;
import java.lang.Math;
import java.util.*;
import java.util.concurrent.*;
public abstract class AltosMapLine {
public AltosLatLon start, end;
static public int stroke_width = 6;
public abstract void paint(AltosMapTransform t);
private AltosLatLon lat_lon(AltosPointInt pt, AltosMapTransform t) {
return t.screen_lat_lon(pt);
}
public void dragged(AltosPointInt pt, AltosMapTransform t) {
end = lat_lon(pt, t);
}
public void pressed(AltosPointInt pt, AltosMapTransform t) {
start = lat_lon(pt, t);
end = null;
}
public String line_dist() {
AltosGreatCircle g = new AltosGreatCircle(start.lat, start.lon,
end.lat, end.lon);
return AltosConvert.distance.show(7, g.distance);
}
}
|
