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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_VIZ_SERVICE_FRAME_SINKS_EXTERNAL_BEGIN_FRAME_SOURCE_MOJO_IOS_H_
#define COMPONENTS_VIZ_SERVICE_FRAME_SINKS_EXTERNAL_BEGIN_FRAME_SOURCE_MOJO_IOS_H_
#include "base/containers/flat_set.h"
#include "base/memory/raw_ptr.h"
#include "components/viz/common/frame_sinks/begin_frame_args.h"
#include "components/viz/common/frame_sinks/begin_frame_source.h"
#include "components/viz/service/viz_service_export.h"
#include "mojo/public/cpp/bindings/associated_receiver.h"
#include "mojo/public/cpp/bindings/associated_remote.h"
#include "mojo/public/cpp/bindings/pending_associated_receiver.h"
#include "mojo/public/cpp/bindings/pending_associated_remote.h"
#include "services/viz/privileged/mojom/compositing/external_begin_frame_controller.mojom.h"
namespace viz {
// Implementation of ExternalBeginFrameSource that's controlled by IPCs over the
// mojom::ExternalBeginFrameController interface from UI/browser process on iOS.
class VIZ_SERVICE_EXPORT ExternalBeginFrameSourceMojoIOS
: public mojom::ExternalBeginFrameController,
public ExternalBeginFrameSource,
public ExternalBeginFrameSourceClient {
public:
// `controller_receiver` must be a valid mojo receiver.
// `controller_client_remote` is optional and can be an invalid remote.
ExternalBeginFrameSourceMojoIOS(
mojo::PendingAssociatedReceiver<mojom::ExternalBeginFrameController>
controller_receiver,
mojo::PendingAssociatedRemote<mojom::ExternalBeginFrameControllerClient>
controller_client_remote,
uint32_t restart_id);
~ExternalBeginFrameSourceMojoIOS() override;
// mojom::ExternalBeginFrameController implementation.
void IssueExternalBeginFrameNoAck(const BeginFrameArgs& args) override;
private:
// ExternalBeginFrameSourceClient implementation.
void OnNeedsBeginFrames(bool needs_begin_frames) override;
void SetPreferredInterval(base::TimeDelta interval) override;
mojo::AssociatedReceiver<mojom::ExternalBeginFrameController> receiver_;
mojo::AssociatedRemote<mojom::ExternalBeginFrameControllerClient>
remote_client_;
};
} // namespace viz
#endif // COMPONENTS_VIZ_SERVICE_FRAME_SINKS_EXTERNAL_BEGIN_FRAME_SOURCE_MOJO_IOS_H_
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