diff --git a/js/jquery.geo.geomap.js b/js/jquery.geo.geomap.js
index 1755ce8..b1adaaf 100644
--- a/js/jquery.geo.geomap.js
+++ b/js/jquery.geo.geomap.js
@@ -895,6 +895,7 @@
       this._setInteractiveCenterAndSize( this._centerInteractive, this._getPixelSize( value ) );
       this._interactiveTransform( );
       this._setInteractiveTimeout( trigger );
+      this._trigger( "zoomstart", window.event );
     },
 
     _createChildren: function () {
@@ -1306,6 +1307,11 @@
           this._centerInteractive[ 1 ] += ( ( this._options[ "axisLayout" ] === "image" ? -1 : 1 ) * dy * this._pixelSizeInteractive );
           this._setInteractiveCenterAndSize( this._centerInteractive, this._pixelSizeInteractive );
           this._interactiveTransform( );
+          var delta, pixelCenter, pixelInteractiveCenter;
+          pixelCenter = this.toPixel( this._center );
+          pixelInteractiveCenter = this.toPixel( this._centerInteractive );
+          delta = [ Math.round( pixelCenter[0] - pixelInteractiveCenter[0] ), Math.round( pixelCenter[1] - pixelInteractiveCenter[1] ) ];
+          this._trigger( "pan", window.event, { bbox: $.merge( [ ], this._options["bbox"] ), delta: delta } );
         }
       }
     },
@@ -2378,6 +2384,7 @@
 
       if ( e.deltaY !== 0 ) {
         if ( this._timeoutWheel ) {
+          this._trigger( "zoomstart", window.event );
           clearTimeout( this._timeoutWheel );
           this._timeoutWheel = null;
         }