move distance to utilities

dethe · Jan 31, 2016 · 775dfb4 · 775dfb4
1 parent 0ae08d7
commit 775dfb4
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/js/app.js b/js/app.js
@@ -29,6 +29,11 @@ function deleteItem(list, item) {
     return item;
 }
 
+function distance(x1, y1, x2, y2){
+    var val = Math.sqrt(Math.pow(x2-x1, 2) + Math.pow(y2-y1, 2));
+    return val;
+}
+
 function getGroup(id){
     return [].slice.call(Snap.selectAll('path')).filter(function(e){
         return e.attr('group') === id;
@@ -303,11 +308,6 @@ Snap.plugin(function (Snap, Element, Paper, global, Fragment) {
     Element.prototype.endPulse = function(){
     };
 
-    function distance(x1, y1, x2, y2){
-        var val = Math.sqrt(Math.pow(x2-x1, 2) + Math.pow(y2-y1, 2));
-        return val;
-    }
-
     Element.prototype.intersects = function(e){
         var selfType = this.attr('type');
         var otherType = e.attr('type');