The Tor Browser / file comparison
comparison: gfx/layers/apz/src/TaskThrottler.cpp
gfx/layers/apz/src/TaskThrottler.cpp
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
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| -1:000000000000 | 0:912fa6454306 |
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| 1 /* -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 8; -*- */ | |
| 2 /* vim: set sw=2 sts=2 ts=8 et 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 "TaskThrottler.h" | |
| 8 | |
| 9 namespace mozilla { | |
| 10 namespace layers { | |
| 11 | |
| 12 TaskThrottler::TaskThrottler(const TimeStamp& aTimeStamp) | |
| 13 : mOutstanding(false) | |
| 14 , mQueuedTask(nullptr) | |
| 15 , mStartTime(aTimeStamp) | |
| 16 , mMean(1) | |
| 17 { } | |
| 18 | |
| 19 void | |
| 20 TaskThrottler::PostTask(const tracked_objects::Location& aLocation, | |
| 21 CancelableTask* aTask, const TimeStamp& aTimeStamp) | |
| 22 { | |
| 23 aTask->SetBirthPlace(aLocation); | |
| 24 | |
| 25 if (mOutstanding) { | |
| 26 if (mQueuedTask) { | |
| 27 mQueuedTask->Cancel(); | |
| 28 } | |
| 29 mQueuedTask = aTask; | |
| 30 } else { | |
| 31 mStartTime = aTimeStamp; | |
| 32 aTask->Run(); | |
| 33 delete aTask; | |
| 34 mOutstanding = true; | |
| 35 } | |
| 36 } | |
| 37 | |
| 38 void | |
| 39 TaskThrottler::TaskComplete(const TimeStamp& aTimeStamp) | |
| 40 { | |
| 41 if (!mOutstanding) { | |
| 42 return; | |
| 43 } | |
| 44 | |
| 45 mMean.insert(aTimeStamp - mStartTime); | |
| 46 | |
| 47 if (mQueuedTask) { | |
| 48 mStartTime = aTimeStamp; | |
| 49 mQueuedTask->Run(); | |
| 50 mQueuedTask = nullptr; | |
| 51 } else { | |
| 52 mOutstanding = false; | |
| 53 } | |
| 54 } | |
| 55 | |
| 56 TimeDuration | |
| 57 TaskThrottler::TimeSinceLastRequest(const TimeStamp& aTimeStamp) | |
| 58 { | |
| 59 return aTimeStamp - mStartTime; | |
| 60 } | |
| 61 | |
| 62 } | |
| 63 } |
