garnet/examples/ui/video_display/simple_camera_view.h

// Copyright 2018 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_EXAMPLES_UI_VIDEO_DISPLAY_SIMPLE_CAMERA_VIEW_H_
#define GARNET_EXAMPLES_UI_VIDEO_DISPLAY_SIMPLE_CAMERA_VIEW_H_

#include <deque>
#include <list>

#include <fbl/vector.h>
#include <fuchsia/simplecamera/cpp/fidl.h>
#include <src/lib/fxl/logging.h>
#include <src/lib/fxl/macros.h>
#include <lib/ui/base_view/cpp/base_view.h>
#include <lib/ui/scenic/cpp/resources.h>

namespace video_display {

class SimpleCameraView : public scenic::BaseView {
 public:
  SimpleCameraView(scenic::ViewContext view_context);
  ~SimpleCameraView() override = default;

 private:
  // |scenic::BaseView|
  // Called when the scene is "invalidated". Invalidation happens when surface
  // dimensions or metrics change, but not necessarily when surface contents
  // change.
  void OnSceneInvalidated(
      fuchsia::images::PresentationInfo presentation_info) override;

  // |scenic::SessionListener|
  void OnScenicError(std::string error) override {
    FXL_LOG(ERROR) << "Scenic Error " << error;
  }

  scenic::ShapeNode node_;

  // Client Application:
  component::Services simple_camera_provider_;
  fuchsia::sys::ComponentControllerPtr controller_;
  fuchsia::simplecamera::SimpleCameraPtr simple_camera_;

  FXL_DISALLOW_COPY_AND_ASSIGN(SimpleCameraView);
};

}  // namespace video_display

#endif  // GARNET_EXAMPLES_UI_VIDEO_DISPLAY_SIMPLE_CAMERA_VIEW_H_