ladybird/Userland/Libraries/LibWeb/Layout/TreeBuilder.h
Andreas Kling 4fdfaff4ca LibWeb: Split out helper functions in TreeBuilder::create_layout_tree()
Let's make this function a little easier to understand by splitting out
helpers into separate functions.
2022-10-06 15:29:38 +02:00

55 lines
1.5 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/NonnullRefPtrVector.h>
#include <AK/RefPtr.h>
#include <LibWeb/CSS/Display.h>
#include <LibWeb/Forward.h>
namespace Web::Layout {
class TreeBuilder {
public:
TreeBuilder();
RefPtr<Layout::Node> build(DOM::Node&);
private:
struct Context {
bool has_svg_root = false;
};
void create_layout_tree(DOM::Node&, Context&);
void push_parent(Layout::NodeWithStyle& node) { m_ancestor_stack.append(node); }
void pop_parent() { m_ancestor_stack.take_last(); }
template<CSS::Display::Internal, typename Callback>
void for_each_in_tree_with_internal_display(NodeWithStyle& root, Callback);
template<CSS::Display::Inside, typename Callback>
void for_each_in_tree_with_inside_display(NodeWithStyle& root, Callback);
void fixup_tables(NodeWithStyle& root);
void remove_irrelevant_boxes(NodeWithStyle& root);
void generate_missing_child_wrappers(NodeWithStyle& root);
void generate_missing_parents(NodeWithStyle& root);
enum class AppendOrPrepend {
Append,
Prepend,
};
void insert_node_into_inline_or_block_ancestor(Layout::Node&, AppendOrPrepend);
RefPtr<Layout::Node> create_pseudo_element_if_needed(DOM::Element&, CSS::Selector::PseudoElement);
RefPtr<Layout::Node> m_layout_root;
Vector<Layout::NodeWithStyle&> m_ancestor_stack;
};
}