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serenity/Userland/Libraries/LibWeb/Layout/InlineFormattingContext.h
Andreas Kling 62974160da LibWeb: Add FormattingContext::automatic_content_height()
This function should return the automatic height of the formatting
context's root box.

Until now, we've been relying on some magical handshakes between parent
and child context, when negotiating the height of child context root
boxes. This is a step towards something more reasonable.
2022-09-24 13:41:08 +02:00

46 lines
1.4 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) override;
virtual float automatic_content_height() const override;
void dimension_box_on_line(Box const&, LayoutMode);
float leftmost_x_offset_at(float y) const;
float available_space_for_line(float y) const;
bool any_floats_intrude_at_y(float y) const;
bool can_fit_new_line_at_y(float y) const;
float effective_containing_block_width() const { return m_effective_containing_block_width; }
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;
float m_effective_containing_block_width { 0 };
};
}