mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-13 11:42:38 +03:00
87 lines
2.6 KiB
C++
87 lines
2.6 KiB
C++
/*
|
|
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <LibGfx/Forward.h>
|
|
#include <LibGfx/Rect.h>
|
|
#include <LibWeb/Forward.h>
|
|
|
|
namespace Web::Layout {
|
|
|
|
class LineBoxFragment {
|
|
friend class LineBox;
|
|
|
|
public:
|
|
enum class Type {
|
|
Normal,
|
|
Leading,
|
|
Trailing,
|
|
};
|
|
|
|
LineBoxFragment(Node const& layout_node, int start, int length, Gfx::FloatPoint const& offset, Gfx::FloatSize const& size, float border_box_top, float border_box_bottom, Type type)
|
|
: m_layout_node(layout_node)
|
|
, m_start(start)
|
|
, m_length(length)
|
|
, m_offset(offset)
|
|
, m_size(size)
|
|
, m_border_box_top(border_box_top)
|
|
, m_border_box_bottom(border_box_bottom)
|
|
, m_type(type)
|
|
{
|
|
}
|
|
|
|
Node const& layout_node() const { return m_layout_node; }
|
|
int start() const { return m_start; }
|
|
int length() const { return m_length; }
|
|
const Gfx::FloatRect absolute_rect() const;
|
|
Type type() const { return m_type; }
|
|
|
|
Gfx::FloatPoint const& offset() const { return m_offset; }
|
|
void set_offset(Gfx::FloatPoint const& offset) { m_offset = offset; }
|
|
|
|
// The baseline of a fragment is the number of pixels from the top to the text baseline.
|
|
void set_baseline(float y) { m_baseline = y; }
|
|
float baseline() const { return m_baseline; }
|
|
|
|
Gfx::FloatSize const& size() const { return m_size; }
|
|
void set_width(float width) { m_size.set_width(width); }
|
|
void set_height(float height) { m_size.set_height(height); }
|
|
float width() const { return m_size.width(); }
|
|
float height() const { return m_size.height(); }
|
|
|
|
float border_box_height() const { return m_border_box_top + height() + m_border_box_bottom; }
|
|
float border_box_top() const { return m_border_box_top; }
|
|
float border_box_bottom() const { return m_border_box_bottom; }
|
|
|
|
float absolute_x() const { return absolute_rect().x(); }
|
|
|
|
bool ends_in_whitespace() const;
|
|
bool is_justifiable_whitespace() const;
|
|
StringView text() const;
|
|
|
|
int text_index_at(float x) const;
|
|
|
|
Gfx::FloatRect selection_rect(Gfx::Font const&) const;
|
|
|
|
float height_of_inline_level_box(FormattingState const&) const;
|
|
float top_of_inline_level_box(FormattingState const&) const;
|
|
float bottom_of_inline_level_box(FormattingState const&) const;
|
|
|
|
private:
|
|
Node const& m_layout_node;
|
|
int m_start { 0 };
|
|
int m_length { 0 };
|
|
Gfx::FloatPoint m_offset;
|
|
Gfx::FloatSize m_size;
|
|
float m_border_box_top { 0 };
|
|
float m_border_box_bottom { 0 };
|
|
float m_baseline { 0 };
|
|
Type m_type { Type::Normal };
|
|
};
|
|
|
|
}
|