/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_LAYERS_COMPOSITABLETRANSACTIONPARENT_H
#define MOZILLA_LAYERS_COMPOSITABLETRANSACTIONPARENT_H
#include <vector>
// for vector
#include "mozilla/Attributes.h" // for override
#include "mozilla/NotNull.h"
#include "mozilla/layers/ISurfaceAllocator.h" // for ISurfaceAllocator
#include "mozilla/layers/LayersMessages.h" // for EditReply, etc
#include "mozilla/layers/TextureClient.h"
#include "CompositableHost.h"
namespace mozilla {
namespace layers {
// Since PCompositble has two potential manager protocols, we can't just call
// the Manager() method usually generated when there's one manager protocol,
// so both manager protocols implement this and we keep a reference to them
// through this interface.
class CompositableParentManager :
public HostIPCAllocator {
public:
CompositableParentManager() =
default;
void DestroyActor(
const OpDestroy& aOp);
void UpdateFwdTransactionId(uint64_t aTransactionId) {
MOZ_ASSERT(mFwdTransactionId < aTransactionId);
mFwdTransactionId = aTransactionId;
}
uint64_t GetFwdTransactionId() {
return mFwdTransactionId; }
RefPtr<CompositableHost> AddCompositable(
const CompositableHandle& aHandle,
const TextureInfo& aInfo);
RefPtr<CompositableHost> FindCompositable(
const CompositableHandle& aHandle);
protected:
/**
* Handle the IPDL messages that affect PCompositable actors.
*/
bool ReceiveCompositableUpdate(
const CompositableOperation& aEdit);
bool ReceiveCompositableUpdate(
const CompositableOperationDetail& aDetail,
NotNull<CompositableHost*> aCompositable,
const CompositableHandle& aHandle);
void ReleaseCompositable(
const CompositableHandle& aHandle);
uint64_t mFwdTransactionId = 0;
/**
* Mapping form IDs to CompositableHosts.
*/
std::map<uint64_t, RefPtr<CompositableHost>> mCompositables;
};
}
// namespace layers
}
// namespace mozilla
#endif
