angular-cn/modules/@angular/platform-browser/src/dom/events/hammer_common.ts

import {EventManagerPlugin} from './event_manager';
import {StringMapWrapper} from 'angular2/src/facade/collection';

var _eventNames = {
  // pan
  'pan': true,
  'panstart': true,
  'panmove': true,
  'panend': true,
  'pancancel': true,
  'panleft': true,
  'panright': true,
  'panup': true,
  'pandown': true,
  // pinch
  'pinch': true,
  'pinchstart': true,
  'pinchmove': true,
  'pinchend': true,
  'pinchcancel': true,
  'pinchin': true,
  'pinchout': true,
  // press
  'press': true,
  'pressup': true,
  // rotate
  'rotate': true,
  'rotatestart': true,
  'rotatemove': true,
  'rotateend': true,
  'rotatecancel': true,
  // swipe
  'swipe': true,
  'swipeleft': true,
  'swiperight': true,
  'swipeup': true,
  'swipedown': true,
  // tap
  'tap': true,
};


export class HammerGesturesPluginCommon extends EventManagerPlugin {
  constructor() { super(); }

  supports(eventName: string): boolean {
    eventName = eventName.toLowerCase();
    return StringMapWrapper.contains(_eventNames, eventName);
  }
}