refactor

hammerjs · Jul 25, 2014 · caa60b9 · caa60b9
1 parent b298dfa
commit caa60b9
Showing 1 changed file with 6 additions and 5 deletions.
diff --git a/src/input/touch.js b/src/input/touch.js
@@ -44,18 +44,19 @@ inherit(TouchInput, Input, {
  * @returns {Array} [all, changed]
  */
 function normalizeTouches(ev, touchInput, type) {
-    var i, len;
-    var targetIds = touchInput.targetIds;
     var allTouches = toArray(ev.touches);
-    var targetTouches = toArray(ev.targetTouches);
-    var changedTouches = toArray(ev.changedTouches);
-    var changedTargetTouches = [];
 
     // when there is only one touch, the process can be simplified
     if (type & (INPUT_START | INPUT_MOVE) && allTouches.length === 1) {
         return [allTouches, allTouches];
     }
 
+    var i, len;
+    var targetIds = touchInput.targetIds;
+    var targetTouches = toArray(ev.targetTouches);
+    var changedTouches = toArray(ev.changedTouches);
+    var changedTargetTouches = [];
+
     // collect touches
     if (type === INPUT_START) {
         for (i = 0, len = targetTouches.length; i < len; i++) {