| // 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. |
| |
| #include "third_party/blink/renderer/core/frame/picture_in_picture_controller.h" |
| |
| #include "third_party/blink/renderer/core/core_initializer.h" |
| #include "third_party/blink/renderer/core/dom/document.h" |
| #include "third_party/blink/renderer/core/dom/element.h" |
| |
| namespace blink { |
| |
| PictureInPictureController::PictureInPictureController(Document& document) |
| : Supplement<Document>(document) {} |
| |
| // static |
| const char PictureInPictureController::kSupplementName[] = |
| "PictureInPictureController"; |
| |
| // static |
| PictureInPictureController& PictureInPictureController::From( |
| Document& document) { |
| PictureInPictureController* controller = |
| Supplement<Document>::From<PictureInPictureController>(document); |
| if (!controller) { |
| controller = |
| CoreInitializer::GetInstance().CreatePictureInPictureController( |
| document); |
| ProvideTo(document, controller); |
| } |
| return *controller; |
| } |
| |
| // static |
| bool PictureInPictureController::IsElementInPictureInPicture( |
| const Element* element) { |
| DCHECK(element); |
| Document& document = element->GetDocument(); |
| PictureInPictureController* controller = |
| Supplement<Document>::From<PictureInPictureController>(document); |
| return controller && controller->IsPictureInPictureElement(element); |
| } |
| |
| void PictureInPictureController::Trace(blink::Visitor* visitor) { |
| Supplement<Document>::Trace(visitor); |
| } |
| |
| } // namespace blink |