The Tor Browser: gfx/layers/ipc/CompositableTransactionParent.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-

     2  * vim: sw=2 ts=8 et :

     3  */

     4 /* This Source Code Form is subject to the terms of the Mozilla Public

     5  * License, v. 2.0. If a copy of the MPL was not distributed with this

     6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     8 #ifndef MOZILLA_LAYERS_COMPOSITABLETRANSACTIONPARENT_H

     9 #define MOZILLA_LAYERS_COMPOSITABLETRANSACTIONPARENT_H

    11 #include <vector>                       // for vector

    12 #include "mozilla/Attributes.h"         // for MOZ_OVERRIDE

    13 #include "mozilla/layers/ISurfaceAllocator.h"  // for ISurfaceAllocator

    14 #include "mozilla/layers/LayersMessages.h"  // for EditReply, etc

    16 namespace mozilla {

    17 namespace layers {

    19 class CompositableHost;

    21 typedef std::vector<mozilla::layers::EditReply> EditReplyVector;

    23 // Since PCompositble has two potential manager protocols, we can't just call

    24 // the Manager() method usually generated when there's one manager protocol,

    25 // so both manager protocols implement this and we keep a reference to them

    26 // through this interface.

    27 class CompositableParentManager : public ISurfaceAllocator

    28 {

    29 protected:

    30   /**

    31    * Handle the IPDL messages that affect PCompositable actors.

    32    */

    33   bool ReceiveCompositableUpdate(const CompositableOperation& aEdit,

    34                                  EditReplyVector& replyv);

    35   bool IsOnCompositorSide() const MOZ_OVERRIDE { return true; }

    37   /**

    38    * Return true if this protocol is asynchronous with respect to the content

    39    * thread (ImageBridge for instance).

    40    */

    41   virtual bool IsAsync() const { return false; }

    43   void ReturnTextureDataIfNecessary(CompositableHost* aCompositable,

    44                                     EditReplyVector& replyv,

    45                                     PCompositableParent* aParent);

    46   void ClearPrevFenceHandles();

    48 protected:

    49   std::vector<FenceHandle> mPrevFenceHandles;

    50 };

    52 } // namespace

    53 } // namespace

    55 #endif

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