third_party/blink/renderer/modules/picture_in_picture/picture_in_picture_window.h

// Copyright 2018 The Chromium 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 THIRD_PARTY_BLINK_RENDERER_MODULES_PICTURE_IN_PICTURE_PICTURE_IN_PICTURE_WINDOW_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_PICTURE_IN_PICTURE_PICTURE_IN_PICTURE_WINDOW_H_

#include "third_party/blink/public/platform/web_size.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/modules/event_target_modules.h"
#include "third_party/blink/renderer/platform/heap/handle.h"

namespace blink {

// The PictureInPictureWindow is meant to be used only by
// PictureInPictureController and is fundamentally just a simple proxy to get
// information such as dimensions about the current Picture-in-Picture window.
class PictureInPictureWindow : public EventTargetWithInlineData,
                               public ContextClient {
  USING_GARBAGE_COLLECTED_MIXIN(PictureInPictureWindow);
  DEFINE_WRAPPERTYPEINFO();

 public:
  PictureInPictureWindow(ExecutionContext*, const WebSize& size);

  int width() const { return size_.width; }
  int height() const { return size_.height; }

  // Called when Picture-in-Picture window state is closed.
  void OnClose();

  DEFINE_ATTRIBUTE_EVENT_LISTENER(resize);

  // EventTarget overrides.
  const AtomicString& InterfaceName() const override;
  ExecutionContext* GetExecutionContext() const override {
    return ContextClient::GetExecutionContext();
  }

  void Trace(blink::Visitor*) override;

 protected:
  // EventTarget overrides.
  void AddedEventListener(const AtomicString& event_type,
                          RegisteredEventListener&) override;

 private:
  // The Picture-in-Picture window size in pixels.
  WebSize size_;

  DISALLOW_IMPLICIT_CONSTRUCTORS(PictureInPictureWindow);
};

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_MODULES_PICTURE_IN_PICTURE_PICTURE_IN_PICTURE_WINDOW_H_