bin/mediaplayer/graph/models/stage.h

// Copyright 2017 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef GARNET_BIN_MEDIAPLAYER_GRAPH_MODELS_STAGE_H_
#define GARNET_BIN_MEDIAPLAYER_GRAPH_MODELS_STAGE_H_

#include <lib/fit/function.h>

namespace media_player {

// Host for node, from the perspective of the node.
class Stage {
 public:
  virtual ~Stage() {}

  // Posts a task to run as soon as possible. A Task posted with this method is
  // run exclusive of any other such tasks.
  virtual void PostTask(fit::closure task) = 0;

  virtual void Dump(std::ostream& os) const {}
};

}  // namespace media_player

#endif  // GARNET_BIN_MEDIAPLAYER_GRAPH_MODELS_STAGE_H_