X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=altoslib%2FAltosMap.java;h=26851e961453e985169e990939e5b92da4137646;hb=59466c1c2dbf95c427c2bb52304049eaac4d124f;hp=a2855192ca1805a3f9098829ab7ea752e8bf1ecb;hpb=0afa07d3c1dcb5e301fcb8b4edfecdd961662478;p=fw%2Faltos

diff --git a/altoslib/AltosMap.java b/altoslib/AltosMap.java
index a2855192..26851e96 100644
--- a/altoslib/AltosMap.java
+++ b/altoslib/AltosMap.java
@@ -15,7 +15,7 @@
  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  */
 
-package org.altusmetrum.altoslib_8;
+package org.altusmetrum.altoslib_10;
 
 import java.io.*;
 import java.lang.*;
@@ -308,7 +308,11 @@ public class AltosMap implements AltosMapTileListener, AltosMapStoreListener {
 			upper_left = floor(transform.screen_point(new AltosPointInt(0, 0)));
 			lower_right = floor(transform.screen_point(new AltosPointInt(width(), height())));
 		}
-		for (AltosPointInt point : tiles.keySet()) {
+
+		Enumeration<AltosPointInt> keyEnumeration = tiles.keys();
+
+		while (keyEnumeration.hasMoreElements()) {
+			AltosPointInt point = keyEnumeration.nextElement();
 			if (point.x < upper_left.x || lower_right.x < point.x ||
 			    point.y < upper_left.y || lower_right.y < point.y) {
 				tiles.remove(point);
@@ -324,7 +328,6 @@ public class AltosMap implements AltosMapTileListener, AltosMapStoreListener {
 				if (!tiles.containsKey(point)) {
 					AltosLatLon	ul = transform.lat_lon(point);
 					AltosLatLon	center = transform.lat_lon(new AltosPointDouble(x + AltosMap.px_size/2, y + AltosMap.px_size/2));
-					debug("make tile %g,%g\n", center.lat, center.lon);
 					AltosMapTile tile = map_interface.new_tile(this, ul, center, zoom, maptype, px_size);
 					tiles.put(point, tile);
 				}
@@ -378,7 +381,10 @@ public class AltosMap implements AltosMapTileListener, AltosMapStoreListener {
 
 	/* AltosMapTileListener methods */
 	public synchronized void notify_tile(AltosMapTile tile, int status) {
-		for (AltosPointInt point : tiles.keySet()) {
+		Enumeration<AltosPointInt> keyEnumeration = tiles.keys();
+
+		while (keyEnumeration.hasMoreElements()) {
+			AltosPointInt point = keyEnumeration.nextElement();
 			if (tile == tiles.get(point)) {
 				AltosPointInt	screen = transform.screen(point);
 				repaint(screen.x, screen.y, AltosMap.px_size, AltosMap.px_size);
@@ -415,10 +421,8 @@ public class AltosMap implements AltosMapTileListener, AltosMapStoreListener {
 		if (distance > drag_far)
 			dragged = true;
 
-		if (transform == null) {
-			debug("Transform not set in drag\n");
+		if (transform == null)
 			return;
-		}
 
 		AltosLatLon new_centre = transform.screen_lat_lon(new AltosPointInt(width() / 2 - dx, height() / 2 - dy));
 		centre(new_centre);
@@ -433,7 +437,6 @@ public class AltosMap implements AltosMapTileListener, AltosMapStoreListener {
 	private void drag_stop(int x, int y) {
 		if (!dragged) {
 			if (transform == null) {
-				debug("Transform not set in stop\n");
 				return;
 			}
 			map_interface.select_object (transform.screen_lat_lon(new AltosPointInt(x,y)));
@@ -441,14 +444,14 @@ public class AltosMap implements AltosMapTileListener, AltosMapStoreListener {
 	}
 
 	private void line_start(int x, int y) {
-		if (line != null) {
+		if (line != null && transform != null) {
 			line.pressed(new AltosPointInt(x, y), transform);
 			repaint();
 		}
 	}
 
 	private void line(int x, int y) {
-		if (line != null) {
+		if (line != null && transform != null) {
 			line.dragged(new AltosPointInt(x, y), transform);
 			repaint();
 		}