Some fixes in Timeline after merging develop

lib/timeline/component/ItemSet.js

@@ -1095,7 +1095,7 @@ ItemSet.prototype._constructByEndArray = function(array) {
  */
 ItemSet.prototype._onTouch = function (event) {
   // store the touched item, used in _onDragStart
-  this.touchParams.item = ItemSet.itemFromTarget(event);
+  this.touchParams.item = this.itemFromTarget(event);
   this.touchParams.dragLeftItem = event.target.dragLeftItem || false;
   this.touchParams.dragRightItem = event.target.dragRightItem || false;
   this.touchParams.itemProps = null;
@@ -1154,7 +1154,7 @@ ItemSet.prototype._onDragStart = function (event) {
 
     event.stopPropagation();
   }
-  else if (this.options.editable.add && event.gesture.srcEvent.ctrlKey) {
+  else if (this.options.editable.add && event.srcEvent.ctrlKey) {
     // create a new range item when dragging with ctrl key down
     this._onDragStartAddItem(event);
   }
@@ -1168,7 +1168,7 @@ ItemSet.prototype._onDragStart = function (event) {
 ItemSet.prototype._onDragStartAddItem = function (event) {
   var snap = this.options.snap || null;
   var xAbs = util.getAbsoluteLeft(this.dom.frame);
-  var x = event.gesture.center.pageX - xAbs - 10;  // minus 10 to compensate for the drag starting as soon as you've moved 10px
+  var x = event.center.x - xAbs - 10;  // minus 10 to compensate for the drag starting as soon as you've moved 10px
   var time = this.body.util.toTime(x);
   var scale = this.body.util.getScale();
   var step = this.body.util.getStep();
@@ -1198,7 +1198,7 @@ ItemSet.prototype._onDragStartAddItem = function (event) {
   var props = {
     item: newItem,
     dragRight: true,
-    initialX: event.gesture.center.pageX,
+    initialX: event.center.x,
     data: util.extend({}, itemData)
   };
   this.touchParams.itemProps = [props];
@@ -1579,7 +1579,7 @@ ItemSet.prototype.itemFromTarget = function(event) {
  * @return {Group | null} group
  */
 ItemSet.prototype.groupFromTarget = function(event) {
-  var pageY = event.gesture ? event.gesture.center.pageY : event.pageY;
+  var pageY = event.center ? event.center.y : event.pageY;
   for (var i = 0; i < this.groupIds.length; i++) {
     var groupId = this.groupIds[i];
     var group = this.groups[groupId];