intersection_observer_controller.cc

// Copyright 2016 The Chromium Authors
// 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/intersection_observer/intersection_observer_controller.h"

#include "third_party/blink/public/platform/task_type.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/dom/element.h"
#include "third_party/blink/renderer/core/frame/frame_owner.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/intersection_observer/intersection_observation.h"
#include "third_party/blink/renderer/core/timing/dom_window_performance.h"
#include "third_party/blink/renderer/platform/instrumentation/tracing/trace_event.h"
#include "third_party/blink/renderer/platform/wtf/functional.h"

namespace blink {

base::TimeTicks ComputeIntersectionsContext::GetMonotonicTime() { … }

DOMHighResTimeStamp ComputeIntersectionsContext::GetTimeStamp(
    const IntersectionObserver& observer) { … }

std::optional<IntersectionGeometry::RootGeometry>&
ComputeIntersectionsContext::GetRootGeometry(
    const IntersectionObserver& observer,
    unsigned flags) { … }

void ComputeIntersectionsContext::UpdateNextRunDelay(base::TimeDelta delay) { … }

base::TimeDelta ComputeIntersectionsContext::GetAndResetNextRunDelay() { … }

IntersectionObserverController::IntersectionObserverController(
    ExecutionContext* context)
    : … { … }

IntersectionObserverController::~IntersectionObserverController() = default;

void IntersectionObserverController::PostTaskToDeliverNotifications() { … }

void IntersectionObserverController::ScheduleIntersectionObserverForDelivery(
    IntersectionObserver& observer) { … }

void IntersectionObserverController::DeliverNotifications(
    IntersectionObserver::DeliveryBehavior behavior) { … }

bool IntersectionObserverController::ComputeIntersections(
    unsigned flags,
    LocalFrameView& frame_view,
    gfx::Vector2dF accumulated_scroll_delta_since_last_update,
    ComputeIntersectionsContext& context) { … }

void IntersectionObserverController::AddTrackedObserver(
    IntersectionObserver& observer) { … }

void IntersectionObserverController::RemoveTrackedObserver(
    IntersectionObserver& observer) { … }

void IntersectionObserverController::AddTrackedObservation(
    IntersectionObservation& observation) { … }

void IntersectionObserverController::RemoveTrackedObservation(
    IntersectionObservation& observation) { … }

wtf_size_t
IntersectionObserverController::GetTrackedObservationCountForTesting() const { … }

void IntersectionObserverController::Trace(Visitor* visitor) const { … }

}  // namespace blink
chromium/third_party/blink/renderer/core/intersection_observer/intersection_observer_controller.cc
