chromium/third_party/blink/renderer/core/layout/inline/fragment_items.cc

// Copyright 2019 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/layout/inline/fragment_items.h"

#include "base/ranges/algorithm.h"
#include "third_party/blink/renderer/core/layout/inline/fragment_items_builder.h"
#include "third_party/blink/renderer/core/layout/inline/inline_cursor.h"
#include "third_party/blink/renderer/core/layout/layout_block.h"
#include "third_party/blink/renderer/core/layout/physical_box_fragment.h"
#include "third_party/blink/renderer/platform/heap/collection_support/clear_collection_scope.h"

namespace blink {

namespace {

#if DCHECK_IS_ON()
void CheckNoItemsAreAssociated(const PhysicalBoxFragment& fragment) { … }

void CheckIsLast(const FragmentItem& item) { … }
#endif

}  // namespace

FragmentItems::FragmentItems(FragmentItemsBuilder* builder)
    : … { … }

FragmentItems::FragmentItems(const FragmentItems& other)
    : … { … }

bool FragmentItems::IsSubSpan(const Span& span) const { … }

void FragmentItems::FinalizeAfterLayout(
    const HeapVector<Member<const LayoutResult>, 1>& results,
    LayoutBlockFlow& container) { … }

void FragmentItems::ClearAssociatedFragments(LayoutObject* container) { … }

// static
bool FragmentItems::CanReuseAll(InlineCursor* cursor) { … }

const FragmentItem* FragmentItems::EndOfReusableItems(
    const PhysicalBoxFragment& container) const { … }

bool FragmentItems::IsContainerForCulledInline(
    const LayoutInline& layout_inline,
    bool* is_first_container,
    bool* is_last_container,
    bool* child_has_any_child_items) const { … }

// static
bool FragmentItems::TryDirtyFirstLineFor(const LayoutObject& layout_object,
                                         const LayoutBlockFlow& container) { … }

// static
bool FragmentItems::TryDirtyLastLineFor(const LayoutObject& layout_object,
                                        const LayoutBlockFlow& container) { … }

// static
void FragmentItems::DirtyLinesFromChangedChild(
    const LayoutObject& child,
    const LayoutBlockFlow& container) { … }

// static
void FragmentItems::DirtyFirstItem(const LayoutBlockFlow& container) { … }

// static
void FragmentItems::DirtyLinesFromNeedsLayout(
    const LayoutBlockFlow& container) { … }

// static
bool FragmentItems::ReplaceBoxFragment(
    const PhysicalBoxFragment& old_fragment,
    const PhysicalBoxFragment& new_fragment,
    const PhysicalBoxFragment& containing_fragment) { … }

// static
void FragmentItems::LayoutObjectWillBeMoved(const LayoutObject& layout_object) { … }

// static
void FragmentItems::LayoutObjectWillBeDestroyed(
    const LayoutObject& layout_object) { … }

#if DCHECK_IS_ON()
void FragmentItems::CheckAllItemsAreValid() const { … }
#endif

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

}  // namespace blink