27   function Grabber(element) {  argument
33     this.element_ = element;
41     this.touchHandler_ = new TouchHandler(this.element);
58     this.events_.add(this.element, 'dragstart', function(e) {
63     this.events_.add(this.element, TouchHandler.EventType.TOUCH_START,
65     this.events_.add(this.element, TouchHandler.EventType.LONG_PRESS,
67     this.events_.add(this.element, TouchHandler.EventType.DRAG_START,
69     this.events_.add(this.element, TouchHandler.EventType.DRAG_MOVE,
71     this.events_.add(this.element, TouchHandler.EventType.DRAG_END,
73     this.events_.add(this.element, TouchHandler.EventType.TOUCH_END,
153     get element() {  getter in Grabber
177       this.element.classList.add(Grabber.PRESSED_CLASS);
192         this.element.classList.remove(Grabber.GRAB_CLASS);
193         this.element.style.pointerEvents = '';
196         this.sendEvent_(Grabber.EventType.RELEASE, this.element);
198         this.element.classList.remove(Grabber.PRESSED_CLASS);
211       this.element.classList.remove(Grabber.PRESSED_CLASS);
212       this.element.classList.add(Grabber.GRAB_CLASS);
219       this.element.style.pointerEvents = 'none';
223       this.sendEvent_(Grabber.EventType.GRAB, this.element);
240         this.element.classList.add(Grabber.DRAGGING_CLASS);
247         this.baseTransform_ = this.element.ownerDocument.defaultView.
248             getComputedStyle(this.element).webkitTransform;
250         this.sendEvent_(Grabber.EventType.DRAG_START, this.element);
256         this.element.classList.remove(Grabber.PRESSED_CLASS);
300       this.element.style.WebkitTransform = 'translate3d(' + x + 'px, ' +
334       this.element.classList.remove(Grabber.DRAGGING_CLASS);
335       this.element.style.webkitTransform = '';
338       this.sendEvent_(Grabber.EventType.DRAG_END, this.element);
348       var event = new Grabber.Event(eventType, this.element);