dom/canvas/WebGLContextLossHandler.h

   1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef WEBGL_CONTEXT_LOSS_HANDLER_H_
   7 #define WEBGL_CONTEXT_LOSS_HANDLER_H_
   8
   9 #include "mozilla/Atomics.h"
  10 #include "mozilla/WeakPtr.h"
  11 #include "mozilla/RefPtr.h"
  12 #include "nsThreadUtils.h"
  13
  14 namespace mozilla {
  15 class WebGLContext;
  16
  17 class WebGLContextLossHandler final : public SupportsWeakPtr {
  18   RefPtr<Runnable> mRunnable;
  19   Atomic<bool> mTimerIsScheduled;
  20
  21  public:
  22   explicit WebGLContextLossHandler(WebGLContext* webgl);
  23   ~WebGLContextLossHandler();
  24
  25   void RunTimer();
  26   // Allow future queueing of context loss timer.
  27   void ClearTimer();
  28 };
  29
  30 }  // namespace mozilla
  31
  32 #endif  // WEBGL_CONTEXT_LOSS_HANDLER_H_