chromium/third_party/blink/renderer/core/layout/scrollable_overflow_calculator.cc

// Copyright 2020 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/scrollable_overflow_calculator.h"

#include "third_party/blink/renderer/core/frame/web_feature.h"
#include "third_party/blink/renderer/core/layout/block_node.h"
#include "third_party/blink/renderer/core/layout/geometry/writing_mode_converter.h"
#include "third_party/blink/renderer/core/layout/inline/inline_cursor.h"
#include "third_party/blink/renderer/core/layout/layout_box.h"
#include "third_party/blink/renderer/core/layout/layout_text_combine.h"
#include "third_party/blink/renderer/core/layout/legacy_layout_tree_walking.h"
#include "third_party/blink/renderer/core/layout/length_utils.h"
#include "third_party/blink/renderer/core/layout/logical_fragment.h"
#include "third_party/blink/renderer/core/layout/physical_box_fragment.h"
#include "third_party/blink/renderer/core/layout/physical_fragment.h"
#include "third_party/blink/renderer/core/style/style_overflow_clip_margin.h"
#include "third_party/blink/renderer/platform/geometry/layout_unit.h"

namespace blink {

// static
PhysicalRect
ScrollableOverflowCalculator::RecalculateScrollableOverflowForFragment(
    const PhysicalBoxFragment& fragment,
    bool has_block_fragmentation) { … }

ScrollableOverflowCalculator::ScrollableOverflowCalculator(
    const BlockNode& node,
    bool is_css_box,
    bool has_block_fragmentation,
    const PhysicalBoxStrut& borders,
    const PhysicalBoxStrut& scrollbar,
    const PhysicalBoxStrut& padding,
    PhysicalSize size,
    WritingDirectionMode writing_direction)
    : … { … }

const PhysicalRect ScrollableOverflowCalculator::Result(
    const std::optional<PhysicalRect> inflow_bounds) { … }

void ScrollableOverflowCalculator::AddTableSelfRect() { … }

template <typename Items>
void ScrollableOverflowCalculator::AddItemsInternal(
    const LayoutObject* layout_object,
    const Items& items) { … }

void ScrollableOverflowCalculator::AddItems(
    const LayoutObject* layout_object,
    const FragmentItemsBuilder::ItemWithOffsetList& items) { … }

void ScrollableOverflowCalculator::AddItems(
    const PhysicalBoxFragment& box_fragment,
    const FragmentItems& items) { … }

PhysicalRect ScrollableOverflowCalculator::AdjustOverflowForHanging(
    const PhysicalRect& line_rect,
    PhysicalRect overflow) { … }

PhysicalRect ScrollableOverflowCalculator::AdjustOverflowForScrollOrigin(
    const PhysicalRect& overflow) { … }

PhysicalRect ScrollableOverflowCalculator::ScrollableOverflowForPropagation(
    const PhysicalBoxFragment& child_fragment) { … }

}  // namespace blink