From 69d345171e336a8ddde790fb0178b19584f7c57f Mon Sep 17 00:00:00 2001
From: Tim Schaub <tim.schaub@gmail.com>
Date: Tue, 27 Dec 2016 13:32:24 -0700
Subject: [PATCH] Private enum for mousewheel mode

---
 src/ol/interaction/mousewheelzoom.js            | 11 ++++++-----
 test/spec/ol/interaction/mousewheelzoom.test.js |  4 ++--
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/src/ol/interaction/mousewheelzoom.js b/src/ol/interaction/mousewheelzoom.js
index ce3e721881..4153369c55 100644
--- a/src/ol/interaction/mousewheelzoom.js
+++ b/src/ol/interaction/mousewheelzoom.js
@@ -70,7 +70,7 @@ ol.interaction.MouseWheelZoom = function(opt_options) {
 
   /**
    * @private
-   * @type {ol.interaction.MouseWheelZoom.Mode|undefined}
+   * @type {ol.interaction.MouseWheelZoom.Mode_|undefined}
    */
   this.mode_ = undefined;
 
@@ -158,11 +158,11 @@ ol.interaction.MouseWheelZoom.handleEvent = function(mapBrowserEvent) {
 
   if (!this.mode_ || now - this.startTime_ > this.trackpadEventGap_) {
     this.mode_ = Math.abs(delta) < 4 ?
-        ol.interaction.MouseWheelZoom.Mode.TRACKPAD :
-        ol.interaction.MouseWheelZoom.Mode.WHEEL;
+        ol.interaction.MouseWheelZoom.Mode_.TRACKPAD :
+        ol.interaction.MouseWheelZoom.Mode_.WHEEL;
   }
 
-  if (this.mode_ === ol.interaction.MouseWheelZoom.Mode.TRACKPAD) {
+  if (this.mode_ === ol.interaction.MouseWheelZoom.Mode_.TRACKPAD) {
     var view = map.getView();
     if (this.trackpadTimeoutId_) {
       clearTimeout(this.trackpadTimeoutId_);
@@ -263,8 +263,9 @@ ol.interaction.MouseWheelZoom.prototype.setMouseAnchor = function(useAnchor) {
 
 /**
  * @enum {string}
+ * @private
  */
-ol.interaction.MouseWheelZoom.Mode = {
+ol.interaction.MouseWheelZoom.Mode_ = {
   TRACKPAD: 'trackpad',
   WHEEL: 'wheel'
 };
diff --git a/test/spec/ol/interaction/mousewheelzoom.test.js b/test/spec/ol/interaction/mousewheelzoom.test.js
index f76f0469a3..ea3078d1a0 100644
--- a/test/spec/ol/interaction/mousewheelzoom.test.js
+++ b/test/spec/ol/interaction/mousewheelzoom.test.js
@@ -69,7 +69,7 @@ describe('ol.interaction.MouseWheelZoom', function() {
       var origHasFirefox = ol.has.FIREFOX;
       ol.has.FIREFOX = true;
       map.once('postrender', function() {
-        expect(interaction.mode_).to.be(ol.interaction.MouseWheelZoom.Mode.TRACKPAD);
+        expect(interaction.mode_).to.be(ol.interaction.MouseWheelZoom.Mode_.TRACKPAD);
         ol.has.FIREFOX = origHasFirefox;
         done();
       });
@@ -88,7 +88,7 @@ describe('ol.interaction.MouseWheelZoom', function() {
       var origHasFirefox = ol.has.FIREFOX;
       ol.has.FIREFOX = false;
       map.once('postrender', function() {
-        expect(interaction.mode_).to.be(ol.interaction.MouseWheelZoom.Mode.TRACKPAD);
+        expect(interaction.mode_).to.be(ol.interaction.MouseWheelZoom.Mode_.TRACKPAD);
         ol.has.FIREFOX = origHasFirefox;
         done();
       });