gfx/layers/SampleTime.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "SampleTime.h"
   8
   9 namespace mozilla {
  10 namespace layers {
  11
  12 SampleTime::SampleTime() : mType(eNull) {}
  13
  14 /*static*/
  15 SampleTime SampleTime::FromVsync(const TimeStamp& aTime) {
  16   MOZ_ASSERT(!aTime.IsNull());
  17   return SampleTime(eVsync, aTime);
  18 }
  19
  20 /*static*/
  21 SampleTime SampleTime::FromNow() { return SampleTime(eNow, TimeStamp::Now()); }
  22
  23 /*static*/
  24 SampleTime SampleTime::FromTest(const TimeStamp& aTime) {
  25   MOZ_ASSERT(!aTime.IsNull());
  26   return SampleTime(eTest, aTime);
  27 }
  28
  29 bool SampleTime::IsNull() const { return mType == eNull; }
  30
  31 SampleTime::TimeType SampleTime::Type() const { return mType; }
  32
  33 const TimeStamp& SampleTime::Time() const { return mTime; }
  34
  35 bool SampleTime::operator==(const SampleTime& aOther) const {
  36   return mTime == aOther.mTime;
  37 }
  38
  39 bool SampleTime::operator!=(const SampleTime& aOther) const {
  40   return !(*this == aOther);
  41 }
  42
  43 bool SampleTime::operator<(const SampleTime& aOther) const {
  44   return mTime < aOther.mTime;
  45 }
  46
  47 bool SampleTime::operator<=(const SampleTime& aOther) const {
  48   return mTime <= aOther.mTime;
  49 }
  50
  51 bool SampleTime::operator>(const SampleTime& aOther) const {
  52   return mTime > aOther.mTime;
  53 }
  54
  55 bool SampleTime::operator>=(const SampleTime& aOther) const {
  56   return mTime >= aOther.mTime;
  57 }
  58
  59 SampleTime SampleTime::operator+(const TimeDuration& aDuration) const {
  60   return SampleTime(mType, mTime + aDuration);
  61 }
  62
  63 SampleTime SampleTime::operator-(const TimeDuration& aDuration) const {
  64   return SampleTime(mType, mTime - aDuration);
  65 }
  66
  67 TimeDuration SampleTime::operator-(const SampleTime& aOther) const {
  68   return mTime - aOther.mTime;
  69 }
  70
  71 SampleTime::SampleTime(TimeType aType, const TimeStamp& aTime)
  72     : mType(aType), mTime(aTime) {}
  73
  74 }  // namespace layers
  75 }  // namespace mozilla