From 5b646b75c322124f122a2508a246ceec9ac7944a Mon Sep 17 00:00:00 2001
From: Ansis Brammanis <ansis.brammanis@gmail.com>
Date: Fri, 8 Feb 2013 17:53:43 -0500
Subject: [PATCH] Only lasso if mouse has moved

---
 js/id/behavior/lasso.js | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/js/id/behavior/lasso.js b/js/id/behavior/lasso.js
index 3986b5cf2..e99b1bf14 100644
--- a/js/id/behavior/lasso.js
+++ b/js/id/behavior/lasso.js
@@ -10,6 +10,8 @@ iD.behavior.Lasso = function(context) {
         function mousedown() {
             if (d3.event.shiftKey === true) {
 
+                pos = [d3.event.x, d3.event.y];
+
                 lasso = iD.ui.lasso().a(d3.mouse(context.surface().node()));
 
                 context.surface().call(lasso);
@@ -35,20 +37,23 @@ iD.behavior.Lasso = function(context) {
         }
 
         function mouseup() {
+
             var extent = iD.geo.Extent(
                 normalize(context.projection.invert(lasso.a()),
                 context.projection.invert(lasso.b())));
 
             lasso.close();
 
-            var selected = context.graph().intersects(extent);
-
             selection
                 .on('mousemove.lasso', null)
                 .on('mouseup.lasso', null);
 
-            if (selected.length) {
-                context.enter(iD.modes.Select(context, _.pluck(selected, 'id')));
+            if (d3.event.x !== pos[0] || d3.event.y !== pos[1]) {
+                var selected = context.graph().intersects(extent);
+
+                if (selected.length) {
+                    context.enter(iD.modes.Select(context, _.pluck(selected, 'id')));
+                }
             }
         }