gfx/ipc/VsyncBridgeParent.h

   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 #ifndef include_gfx_ipc_VsyncBridgeParent_h
   7 #define include_gfx_ipc_VsyncBridgeParent_h
   8
   9 #include "mozilla/RefPtr.h"
  10 #include "mozilla/gfx/PVsyncBridgeParent.h"
  11
  12 namespace mozilla {
  13 namespace layers {
  14 class CompositorThreadHolder;
  15 }  // namespace layers
  16
  17 namespace gfx {
  18
  19 class VsyncBridgeParent final : public PVsyncBridgeParent {
  20  public:
  21   NS_INLINE_DECL_THREADSAFE_REFCOUNTING(VsyncBridgeParent, final)
  22
  23   static RefPtr<VsyncBridgeParent> Start(
  24       Endpoint<PVsyncBridgeParent>&& aEndpoint);
  25
  26   mozilla::ipc::IPCResult RecvNotifyVsync(const VsyncEvent& aVsync,
  27                                           const LayersId& aLayersId);
  28   void ActorDestroy(ActorDestroyReason aWhy) override;
  29
  30   void Shutdown();
  31
  32  private:
  33   VsyncBridgeParent();
  34   ~VsyncBridgeParent();
  35
  36   void Open(Endpoint<PVsyncBridgeParent>&& aEndpoint);
  37   void ShutdownImpl();
  38
  39  private:
  40   bool mOpen;
  41   RefPtr<layers::CompositorThreadHolder> mCompositorThreadRef;
  42 };
  43
  44 }  // namespace gfx
  45 }  // namespace mozilla
  46
  47 #endif  // include_gfx_ipc_VsyncBridgeParent_h