ladybird/Userland/Libraries/LibWeb/Layout/TreeBuilder.h
2021-01-12 12:17:46 +01:00

60 lines
2.2 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#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:
void create_layout_tree(DOM::Node&);
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;
};
}