Added View#getInteracting() to the api, similar to View#getAnimating() to access the hints

src/ol/view.js

@@ -317,6 +317,16 @@ ol.View.prototype.getAnimating = function() {
 };
 
 
+/**
+ * Determine if the user is interacting with the view, such as panning or zooming.
+ * @return {boolean} The view is being interacted with.
+ * @api
+ */
+ol.View.prototype.getInteracting = function() {
+  return this.getHints()[ol.ViewHint.INTERACTING] > 0;
+};
+
+
 /**
  * Cancel any ongoing animations.
  * @api

test/spec/ol/view.test.js

@@ -310,9 +310,11 @@ describe('ol.View', function() {
       });
 
       expect(view.getHints()).to.eql([0, 0]);
+      expect(view.getInteracting()).to.eql(0);
 
       view.setHint(ol.ViewHint.INTERACTING, 1);
       expect(view.getHints()).to.eql([0, 1]);
+      expect(view.getInteracting()).to.eql(1);
     });
 
     it('triggers the change event', function(done) {
@@ -323,6 +325,7 @@ describe('ol.View', function() {
 
       view.on('change', function() {
         expect(view.getHints()).to.eql([0, 1]);
+        expect(view.getInteracting()).to.eql(1);
         done();
       });
       view.setHint(ol.ViewHint.INTERACTING, 1);