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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "core/dom/IntersectionObserver.h" | 5 #include "core/dom/IntersectionObserver.h" |
| 6 | 6 |
| 7 #include <algorithm> |
| 7 #include "bindings/core/v8/ExceptionState.h" | 8 #include "bindings/core/v8/ExceptionState.h" |
| 8 #include "core/css/parser/CSSParserTokenRange.h" | 9 #include "core/css/parser/CSSParserTokenRange.h" |
| 9 #include "core/css/parser/CSSTokenizer.h" | 10 #include "core/css/parser/CSSTokenizer.h" |
| 10 #include "core/dom/Element.h" | 11 #include "core/dom/Element.h" |
| 11 #include "core/dom/ElementIntersectionObserverData.h" | 12 #include "core/dom/ElementIntersectionObserverData.h" |
| 12 #include "core/dom/ExceptionCode.h" | 13 #include "core/dom/ExceptionCode.h" |
| 13 #include "core/dom/ExecutionContext.h" | 14 #include "core/dom/ExecutionContext.h" |
| 14 #include "core/dom/IntersectionObserverCallback.h" | 15 #include "core/dom/IntersectionObserverCallback.h" |
| 15 #include "core/dom/IntersectionObserverController.h" | 16 #include "core/dom/IntersectionObserverController.h" |
| 16 #include "core/dom/IntersectionObserverEntry.h" | 17 #include "core/dom/IntersectionObserverEntry.h" |
| 17 #include "core/dom/IntersectionObserverInit.h" | 18 #include "core/dom/IntersectionObserverInit.h" |
| 18 #include "core/frame/FrameView.h" | 19 #include "core/frame/FrameView.h" |
| 19 #include "core/frame/LocalDOMWindow.h" | 20 #include "core/frame/LocalDOMWindow.h" |
| 20 #include "core/frame/LocalFrame.h" | 21 #include "core/frame/LocalFrame.h" |
| 21 #include "core/inspector/ConsoleMessage.h" | 22 #include "core/inspector/ConsoleMessage.h" |
| 22 #include "core/layout/LayoutView.h" | 23 #include "core/layout/LayoutView.h" |
| 23 #include "core/timing/DOMWindowPerformance.h" | 24 #include "core/timing/DOMWindowPerformance.h" |
| 24 #include "core/timing/Performance.h" | 25 #include "core/timing/Performance.h" |
| 25 #include "platform/Timer.h" | 26 #include "platform/Timer.h" |
| 26 #include <algorithm> | |
| 27 | 27 |
| 28 namespace blink { | 28 namespace blink { |
| 29 | 29 |
| 30 namespace { | 30 namespace { |
| 31 | 31 |
| 32 // Internal implementation of IntersectionObserverCallback when using | 32 // Internal implementation of IntersectionObserverCallback when using |
| 33 // IntersectionObserver with an EventCallback. | 33 // IntersectionObserver with an EventCallback. |
| 34 class IntersectionObserverCallbackImpl final | 34 class IntersectionObserverCallbackImpl final |
| 35 : public IntersectionObserverCallback { | 35 : public IntersectionObserverCallback { |
| 36 WTF_MAKE_NONCOPYABLE(IntersectionObserverCallbackImpl); | 36 WTF_MAKE_NONCOPYABLE(IntersectionObserverCallbackImpl); |
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| 362 | 362 |
| 363 DEFINE_TRACE(IntersectionObserver) { | 363 DEFINE_TRACE(IntersectionObserver) { |
| 364 visitor->template registerWeakMembers< | 364 visitor->template registerWeakMembers< |
| 365 IntersectionObserver, &IntersectionObserver::clearWeakMembers>(this); | 365 IntersectionObserver, &IntersectionObserver::clearWeakMembers>(this); |
| 366 visitor->trace(m_callback); | 366 visitor->trace(m_callback); |
| 367 visitor->trace(m_observations); | 367 visitor->trace(m_observations); |
| 368 visitor->trace(m_entries); | 368 visitor->trace(m_entries); |
| 369 } | 369 } |
| 370 | 370 |
| 371 } // namespace blink | 371 } // namespace blink |
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