mirror of
https://github.com/RGBCube/serenity
synced 2025-07-27 09:27:35 +00:00
LibWeb: Rename FormattingState to LayoutState
This seems a bit more descriptive (and also a bit shorter).
This commit is contained in:
parent
0d8f9019c8
commit
52862c72d0
25 changed files with 95 additions and 95 deletions
|
@ -1,135 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
|
||||
*
|
||||
* SPDX-License-Identifier: BSD-2-Clause
|
||||
*/
|
||||
|
||||
#pragma once
|
||||
|
||||
#include <AK/HashMap.h>
|
||||
#include <LibGfx/Point.h>
|
||||
#include <LibWeb/Layout/Box.h>
|
||||
#include <LibWeb/Layout/LineBox.h>
|
||||
#include <LibWeb/Painting/PaintableBox.h>
|
||||
|
||||
namespace Web::Layout {
|
||||
|
||||
enum class SizeConstraint {
|
||||
None,
|
||||
MinContent,
|
||||
MaxContent,
|
||||
};
|
||||
|
||||
struct FormattingState {
|
||||
FormattingState()
|
||||
: m_root(*this)
|
||||
{
|
||||
}
|
||||
|
||||
explicit FormattingState(FormattingState const* parent)
|
||||
: m_parent(parent)
|
||||
, m_root(find_root())
|
||||
{
|
||||
nodes.resize(m_root.nodes.size());
|
||||
}
|
||||
|
||||
FormattingState const& find_root() const
|
||||
{
|
||||
FormattingState const* root = this;
|
||||
for (auto* state = m_parent; state; state = state->m_parent)
|
||||
root = state;
|
||||
return *root;
|
||||
}
|
||||
|
||||
struct NodeState {
|
||||
Layout::NodeWithStyleAndBoxModelMetrics* node { nullptr };
|
||||
|
||||
float content_width { 0 };
|
||||
float content_height { 0 };
|
||||
Gfx::FloatPoint offset;
|
||||
|
||||
SizeConstraint width_constraint { SizeConstraint::None };
|
||||
SizeConstraint height_constraint { SizeConstraint::None };
|
||||
|
||||
float margin_left { 0 };
|
||||
float margin_right { 0 };
|
||||
float margin_top { 0 };
|
||||
float margin_bottom { 0 };
|
||||
|
||||
float border_left { 0 };
|
||||
float border_right { 0 };
|
||||
float border_top { 0 };
|
||||
float border_bottom { 0 };
|
||||
|
||||
float padding_left { 0 };
|
||||
float padding_right { 0 };
|
||||
float padding_top { 0 };
|
||||
float padding_bottom { 0 };
|
||||
|
||||
float inset_left { 0 };
|
||||
float inset_right { 0 };
|
||||
float inset_top { 0 };
|
||||
float inset_bottom { 0 };
|
||||
|
||||
Vector<LineBox> line_boxes;
|
||||
|
||||
float margin_box_left() const { return margin_left + border_left + padding_left; }
|
||||
float margin_box_right() const { return margin_right + border_right + padding_right; }
|
||||
float margin_box_top() const { return margin_top + border_top + padding_top; }
|
||||
float margin_box_bottom() const { return margin_bottom + border_bottom + padding_bottom; }
|
||||
|
||||
float margin_box_width() const { return margin_box_left() + content_width + margin_box_right(); }
|
||||
float margin_box_height() const { return margin_box_top() + content_height + margin_box_bottom(); }
|
||||
|
||||
float border_box_left() const { return border_left + padding_left; }
|
||||
float border_box_right() const { return border_right + padding_right; }
|
||||
float border_box_top() const { return border_top + padding_top; }
|
||||
float border_box_bottom() const { return border_bottom + padding_bottom; }
|
||||
|
||||
float border_box_width() const { return border_box_left() + content_width + border_box_right(); }
|
||||
float border_box_height() const { return border_box_top() + content_height + border_box_bottom(); }
|
||||
|
||||
Optional<Painting::PaintableBox::OverflowData> overflow_data;
|
||||
|
||||
Painting::PaintableBox::OverflowData& ensure_overflow_data()
|
||||
{
|
||||
if (!overflow_data.has_value())
|
||||
overflow_data = Painting::PaintableBox::OverflowData {};
|
||||
return *overflow_data;
|
||||
}
|
||||
|
||||
Optional<LineBoxFragmentCoordinate> containing_line_box_fragment;
|
||||
};
|
||||
|
||||
void commit();
|
||||
|
||||
// NOTE: get_mutable() will CoW the NodeState if it's inherited from an ancestor state;
|
||||
NodeState& get_mutable(NodeWithStyleAndBoxModelMetrics const&);
|
||||
|
||||
// NOTE: get() will not CoW the NodeState.
|
||||
NodeState const& get(NodeWithStyleAndBoxModelMetrics const&) const;
|
||||
|
||||
Vector<OwnPtr<NodeState>> nodes;
|
||||
|
||||
// We cache intrinsic sizes once determined, as they will not change over the course of a full layout.
|
||||
// This avoids computing them several times while performing flex layout.
|
||||
struct IntrinsicSizes {
|
||||
Optional<float> min_content_width;
|
||||
Optional<float> max_content_width;
|
||||
Optional<float> min_content_height;
|
||||
Optional<float> max_content_height;
|
||||
};
|
||||
|
||||
HashMap<NodeWithStyleAndBoxModelMetrics const*, NonnullOwnPtr<IntrinsicSizes>> mutable intrinsic_sizes;
|
||||
|
||||
HashMap<Box const*, float> mutable flex_item_size_cache;
|
||||
|
||||
FormattingState const* m_parent { nullptr };
|
||||
FormattingState const& m_root;
|
||||
};
|
||||
|
||||
Gfx::FloatRect absolute_content_rect(Box const&, FormattingState const&);
|
||||
Gfx::FloatRect margin_box_rect(Box const&, FormattingState const&);
|
||||
Gfx::FloatRect margin_box_rect_in_ancestor_coordinate_space(Box const& box, Box const& ancestor_box, FormattingState const&);
|
||||
|
||||
}
|
Loading…
Add table
Add a link
Reference in a new issue