Reduce getComputedStyle calls (#69)

* Reduce getComputedStyle calls * Add space between if and (
PolymerElements · Feb 17, 2017 · 723716d · 723716d
1 parent cb69845
commit 723716d
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/iron-fit-behavior.html b/iron-fit-behavior.html
@@ -249,7 +249,11 @@
 
     attached: function() {
       // Memoize this to avoid expensive calculations & relayouts.
-      this._isRTL = window.getComputedStyle(this).direction == 'rtl';
+      // Make sure we do it only once
+      if (typeof this._isRTL === 'undefined') {
+        this._isRTL = window.getComputedStyle(this).direction == 'rtl';
+      }
+
       this.positionTarget = this.positionTarget || this._defaultPositionTarget;
       if (this.autoFitOnAttach) {
         if (window.getComputedStyle(this).display === 'none') {