ladybird/Userland/Libraries/LibWeb/Layout/InlineFormattingContext.h
Aliaksandr Kalenik fce4801460 LibWeb: Replace to_px() with to_px_or_zero() in InlineFormattingContext
to_px() usage should be avoided because it might leak saturated
(infinite) values into layout calculations.
2023-08-12 20:06:01 +02:00

59 lines
1.9 KiB
C++

/*
* Copyright (c) 2020-2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Types.h>
#include <LibWeb/Forward.h>
#include <LibWeb/Layout/BlockContainer.h>
#include <LibWeb/Layout/FormattingContext.h>
namespace Web::Layout {
class InlineFormattingContext final : public FormattingContext {
public:
InlineFormattingContext(LayoutState&, BlockContainer const& containing_block, BlockFormattingContext& parent);
~InlineFormattingContext();
BlockFormattingContext& parent();
BlockFormattingContext const& parent() const;
BlockContainer const& containing_block() const { return static_cast<BlockContainer const&>(context_box()); }
virtual void run(Box const&, LayoutMode, AvailableSpace const&) override;
virtual CSSPixels automatic_content_height() const override;
virtual CSSPixels automatic_content_width() const override;
void dimension_box_on_line(Box const&, LayoutMode);
CSSPixels leftmost_x_offset_at(CSSPixels y) const;
AvailableSize available_space_for_line(CSSPixels y) const;
bool any_floats_intrude_at_y(CSSPixels y) const;
bool can_fit_new_line_at_y(CSSPixels y) const;
virtual bool can_determine_size_of_child() const override;
virtual void determine_width_of_child(Box const&, AvailableSpace const&) override;
virtual void determine_height_of_child(Box const&, AvailableSpace const&) override;
CSSPixels vertical_float_clearance() const;
void set_vertical_float_clearance(CSSPixels);
private:
void generate_line_boxes(LayoutMode);
void apply_justification_to_fragments(CSS::TextJustify, LineBox&, bool is_last_line);
LayoutState::UsedValues const& m_containing_block_state;
Optional<AvailableSpace> m_available_space;
CSSPixels m_automatic_content_width { 0 };
CSSPixels m_automatic_content_height { 0 };
CSSPixels m_vertical_float_clearance { 0 };
};
}