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70 lines
2.5 KiB
C++
70 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=8 et :
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*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_LAYERS_COMPOSITABLETRANSACTIONPARENT_H
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#define MOZILLA_LAYERS_COMPOSITABLETRANSACTIONPARENT_H
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#include <vector> // for vector
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#include "mozilla/Attributes.h" // for MOZ_OVERRIDE
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#include "mozilla/layers/AsyncTransactionTracker.h" // for AsyncTransactionTracker
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#include "mozilla/layers/ISurfaceAllocator.h" // for ISurfaceAllocator
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#include "mozilla/layers/LayersMessages.h" // for EditReply, etc
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namespace mozilla {
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namespace layers {
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class CompositableHost;
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class PTextureChild;
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typedef std::vector<mozilla::layers::EditReply> EditReplyVector;
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// Since PCompositble has two potential manager protocols, we can't just call
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// the Manager() method usually generated when there's one manager protocol,
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// so both manager protocols implement this and we keep a reference to them
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// through this interface.
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class CompositableParentManager : public ISurfaceAllocator
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, public AsyncTransactionTrackersHolder
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{
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public:
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virtual void SendFenceHandle(AsyncTransactionTracker* aTracker,
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PTextureParent* aTexture,
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const FenceHandle& aFence) = 0;
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virtual void SendAsyncMessage(const InfallibleTArray<AsyncParentMessageData>& aMessage) = 0;
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protected:
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/**
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* Handle the IPDL messages that affect PCompositable actors.
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*/
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bool ReceiveCompositableUpdate(const CompositableOperation& aEdit,
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EditReplyVector& replyv);
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bool IsOnCompositorSide() const MOZ_OVERRIDE { return true; }
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/**
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* Return true if this protocol is asynchronous with respect to the content
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* thread (ImageBridge for instance).
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*/
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virtual bool IsAsync() const { return false; }
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void ReturnTextureDataIfNecessary(CompositableHost* aCompositable);
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void DeprecatedReturnTextureDataIfNecessary(CompositableHost* aCompositable,
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EditReplyVector& replyv,
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PCompositableParent* aParent);
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void DeprecatedClearPrevFenceHandles();
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virtual void ReplyRemoveTexture(const OpReplyRemoveTexture& aReply) {}
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protected:
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std::vector<FenceHandle> mPrevFenceHandles;
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};
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} // namespace
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} // namespace
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#endif
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