src/gesture.js
/**
   * Callback for a gesture emit the gesture. Only the currently emitting
   * recognizer is allowed to emit gestures.
   * @param {!GestureRecognizer} recognizer
   * @param {*} data
   * @param {?Event} event
   * @private
   */
Callback for a gesture emit the gesture. Only the currently emitting
recognizer is allowed to emit gestures.
Callback for a gesture emit the gesture . Only the currently emitting recognizer is allowed to emit gestures .
signalEmit_(recognizer, data, event) {
    dev().assert(this.eventing_ == recognizer,
        'Recognizer is not currently allowed: %s', recognizer.getType());
    const overserver = this.overservers_[recognizer.getType()];
    if (overserver) {
      overserver.fire(new Gesture(recognizer.getType(), data, Date.now(),
          event));
    }
  }
signalEmit_ ( recognizer , data , event ) { dev ( ) . assert ( this . eventing_ == recognizer , 'Recognizer is not currently allowed: %s' , recognizer . getType ( ) ) ; const overserver = this . overservers_ [ recognizer . getType ( ) ] ; if ( overserver ) { overserver . fire ( new Gesture ( recognizer . getType ( ) , data , Date . now ( ) , event ) ) ; } }
Callback for a gesture emit the gesture.
Callback for a gesture emit the gesture .