diff --git a/src/ol/events/condition.js b/src/ol/events/condition.js
index a1c61faf7d..7162bd0639 100644
--- a/src/ol/events/condition.js
+++ b/src/ol/events/condition.js
@@ -55,6 +55,16 @@ ol.events.condition.altShiftKeysOnly = function(mapBrowserEvent) {
 ol.events.condition.always = goog.functions.TRUE;
 
 
+/**
+ * @param {ol.MapBrowserEvent} mapBrowserEvent Map browser event.
+ * @return {boolean} True if the browser event is a `mousemove` event.
+ * @todo api
+ */
+ol.events.condition.mouseMove = function(mapBrowserEvent) {
+  return mapBrowserEvent.originalEvent.type == 'mousemove';
+};
+
+
 /**
  * Always false.
  * @param {ol.MapBrowserEvent} mapBrowserEvent Map browser event.