text: /*
   * Copyright (C) 2013 Google Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above
   * copyright notice, this list of conditions and the following disclaimer
   * in the documentation and/or other materials provided with the
   * distribution.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef WebTouchAction_h
  #define WebTouchAction_h
  
  namespace blink {
  
  // Flags for permitted touch actions, specified in http://w3c.github.io/pointerevents/#the-touch-action-css-property.
  enum WebTouchAction {
      WebTouchActionNone = 0x0,
      WebTouchActionPanLeft = 0x1,
      WebTouchActionPanRight = 0x2,
      WebTouchActionPanX = WebTouchActionPanLeft | WebTouchActionPanRight,
      WebTouchActionPanUp = 0x4,
      WebTouchActionPanDown = 0x8,
      WebTouchActionPanY = WebTouchActionPanUp | WebTouchActionPanDown,
      WebTouchActionPan = WebTouchActionPanX | WebTouchActionPanY,
      WebTouchActionPinchZoom = 0x10,
      WebTouchActionManipulation = WebTouchActionPan | WebTouchActionPinchZoom,
      WebTouchActionDoubleTapZoom = 0x20,
      WebTouchActionAuto = WebTouchActionManipulation | WebTouchActionDoubleTapZoom
  };
  inline WebTouchAction operator| (WebTouchAction a, WebTouchAction b) { return static_cast<WebTouchAction>(int(a) | int(b)); }
  inline WebTouchAction& operator|= (WebTouchAction& a, WebTouchAction b) { return a = a | b; }
  inline WebTouchAction operator& (WebTouchAction a, WebTouchAction b) { return static_cast<WebTouchAction>(int(a) & int(b)); }
  inline WebTouchAction& operator&= (WebTouchAction& a, WebTouchAction b) { return a = a & b; }
  
  
  } // namespace blink
  
  #endif
  