Merge pull request #6765 from fredj/fit_callback

Add new callback function to view.FitOptions

src/ol/view.js

@@ -882,6 +882,7 @@ ol.View.prototype.fit = function(geometryOrExtent, opt_options) {
   var centerX = centerRotX * cosAngle - centerRotY * sinAngle;
   var centerY = centerRotY * cosAngle + centerRotX * sinAngle;
   var center = [centerX, centerY];
+  var callback = options.callback ? options.callback : ol.nullFunction;
 
   if (options.duration !== undefined) {
     this.animate({
@@ -889,10 +890,11 @@ ol.View.prototype.fit = function(geometryOrExtent, opt_options) {
       center: center,
       duration: options.duration,
       easing: options.easing
-    });
+    }, callback);
   } else {
     this.setResolution(resolution);
     this.setCenter(center);
+    setTimeout(callback.bind(undefined, true), 0);
   }
 };