fuchsia_web/shell/present_frame.h

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef FUCHSIA_WEB_SHELL_PRESENT_FRAME_H_
#define FUCHSIA_WEB_SHELL_PRESENT_FRAME_H_

#include <fuchsia/element/cpp/fidl.h>
#include <fuchsia/web/cpp/fidl.h>

#include "third_party/abseil-cpp/absl/types/optional.h"

// Presents the given frame by setting up the necessary views, connecting to a
// fuchsia view presentation protocol, and forwarding the given annotation
// controller and annotations. This function will return the reference to a
// GraphialPresenterPtr, if one is used, to allow any async FIDL callbacks and
// error handlers to complete without being dropped.
absl::optional<fuchsia::element::GraphicalPresenterPtr> PresentFrame(
    fuchsia::web::Frame* frame,
    fidl::InterfaceHandle<fuchsia::element::AnnotationController>
        annotation_controller);

#endif  // FUCHSIA_WEB_SHELL_PRESENT_FRAME_H_