ppapi/api/pp_time.idl

   1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2  * Use of this source code is governed by a BSD-style license that can be
   3  * found in the LICENSE file.
   4  */
   5
   6 /**
   7  * This file defines time, time ticks and time delta types.
   8  */
   9
  10
  11 /**
  12  * The <code>PP_Time</code> type represents the "wall clock time" according
  13  * to the browser and is defined as the number of seconds since the Epoch
  14  * (00:00:00 UTC, January 1, 1970).
  15  */
  16 [assert_size(8)]
  17 typedef double_t PP_Time;
  18
  19 /**
  20  * A <code>PP_TimeTicks</code> value represents time ticks which are measured
  21  * in seconds and are used for indicating the time that certain messages were
  22  * received. In contrast to <code>PP_Time</code>, <code>PP_TimeTicks</code>
  23  * does not correspond to any actual wall clock time and will not change
  24  * discontinuously if the user changes their computer clock.
  25  *
  26  * The units are in seconds, but are not measured relative to any particular
  27  * epoch, so the most you can do is compare two values.
  28  */
  29 [assert_size(8)]
  30 typedef double_t PP_TimeTicks;
  31
  32 /**
  33  * A <code>PP_TimeDelta</code> value represents a duration of time which is
  34  * measured in seconds.
  35  */
  36 [assert_size(8)]
  37 typedef double_t PP_TimeDelta;