ladybird/Userland/Libraries/LibWeb/Layout/TreeBuilder.h
K-Adam e8d10fb429 LibWeb: Ignore svg elements outside of <svg> when building layout tree
An svg layout element without a `SVGSVGElement` ancestor caused a failed
assertion before, because the svg context does not exist when `paint()`
is called
2021-08-05 20:17:08 +02:00

43 lines
1 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/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_parent_stack.append(&node); }
void pop_parent() { m_parent_stack.take_last(); }
template<CSS::Display, typename Callback>
void for_each_in_tree_with_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);
RefPtr<Layout::Node> m_layout_root;
Vector<Layout::NodeWithStyle*> m_parent_stack;
};
}