third_party/WebKit/public/web/WebTouchAction.h

   1 /*
   2  * Copyright (C) 2013 Google Inc. All rights reserved.
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   4  * Redistribution and use in source and binary forms, with or without
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   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
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  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
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  29  */
  30
  31 #ifndef WebTouchAction_h
  32 #define WebTouchAction_h
  33
  34 namespace blink {
  35
  36 // Flags for permitted touch actions, specified in http://w3c.github.io/pointerevents/#the-touch-action-css-property.
  37 enum WebTouchAction {
  38     WebTouchActionAuto = 0x0,
  39     WebTouchActionNone = 0x1,
  40     WebTouchActionPanLeft = 0x2,
  41     WebTouchActionPanRight = 0x4,
  42     WebTouchActionPanX = WebTouchActionPanLeft | WebTouchActionPanRight,
  43     WebTouchActionPanUp = 0x8,
  44     WebTouchActionPanDown = 0x10,
  45     WebTouchActionPanY = WebTouchActionPanUp | WebTouchActionPanDown,
  46     WebTouchActionPinchZoom = 0x20,
  47 };
  48 inline WebTouchAction operator| (WebTouchAction a, WebTouchAction b) { return WebTouchAction(int(a) | int(b)); }
  49 inline WebTouchAction& operator|= (WebTouchAction& a, WebTouchAction b) { return a = a | b; }
  50 inline WebTouchAction operator& (WebTouchAction a, WebTouchAction b) { return WebTouchAction(int(a) & int(b)); }
  51 inline WebTouchAction& operator&= (WebTouchAction& a, WebTouchAction b) { return a = a & b; }
  52
  53
  54 } // namespace blink
  55
  56 #endif