X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=altoslib%2FAltosMapTransform.java;h=11ed4eb9c238e887669fe38ad9d64d1814ea2091;hb=3ce5e24fefaddaa74eadba4722e904354c871387;hp=f5fc5ebe597531953d0a41413381198d558452a3;hpb=29edc37a8de56cb6eb028e3bf3f56aa70f109eba;p=fw%2Faltos

diff --git a/altoslib/AltosMapTransform.java b/altoslib/AltosMapTransform.java
index f5fc5ebe..11ed4eb9 100644
--- a/altoslib/AltosMapTransform.java
+++ b/altoslib/AltosMapTransform.java
@@ -15,7 +15,7 @@
  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  */
 
-package org.altusmetrum.altoslib_6;
+package org.altusmetrum.altoslib_7;
 
 import java.io.*;
 import java.lang.Math;
@@ -39,10 +39,29 @@ public class AltosMapTransform {
 		return new AltosLatLon(lat,lon);
 	}
 
+	public AltosLatLon lat_lon (AltosPointInt point) {
+		return lat_lon(new AltosPointDouble(point.x, point.y));
+	}
+
+	public AltosPointDouble screen_point(AltosPointInt screen) {
+		return new AltosPointDouble(screen.x + offset_x, screen.y + offset_y);
+	}
+
 	public AltosPointDouble screen_point(AltosPointDouble screen) {
 		return new AltosPointDouble(screen.x + offset_x, screen.y + offset_y);
 	}
 
+	public double hypot(AltosLatLon a, AltosLatLon b) {
+		AltosPointDouble	a_pt = point(a);
+		AltosPointDouble	b_pt = point(b);
+
+		return Math.hypot(a_pt.x - b_pt.x, a_pt.y - b_pt.y);
+	}
+
+	public AltosLatLon screen_lat_lon(AltosPointInt screen) {
+		return lat_lon(screen_point(screen));
+	}
+
 	public AltosLatLon screen_lat_lon(AltosPointDouble screen) {
 		return lat_lon(screen_point(screen));
 	}
@@ -71,12 +90,12 @@ public class AltosMapTransform {
 					 (int) (point.y - offset_y + 0.5));
 	}
 
-//	public Rectangle screen(AltosMapRectangle map_rect) {
-//		AltosPoint2D	ul = screen(map_rect.ul);
-//		AltosPoint2D	lr = screen(map_rect.lr);
-//
-//		return new Rectangle((int) ul.x, (int) ul.y, (int) (lr.x - ul.x), (int) (lr.y - ul.y));
-//	}
+	public AltosRectangle screen(AltosMapRectangle map_rect) {
+		AltosPointDouble	ul = screen(map_rect.ul);
+		AltosPointDouble	lr = screen(map_rect.lr);
+
+		return new AltosRectangle((int) ul.x, (int) ul.y, (int) (lr.x - ul.x), (int) (lr.y - ul.y));
+	}
 
 	public AltosPointDouble screen(AltosLatLon lat_lon) {
 		return screen(point(lat_lon));