mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2025-07-26 10:49:29 +00:00
46a46a1c61
Some checks are pending
CI / macOS, arm64, Sanitizer_CI, Clang (push) Waiting to run
CI / Linux, x86_64, Fuzzers_CI, Clang (push) Waiting to run
CI / Linux, x86_64, Sanitizer_CI, GNU (push) Waiting to run
CI / Linux, x86_64, Sanitizer_CI, Clang (push) Waiting to run
Package the js repl as a binary artifact / macOS, arm64 (push) Waiting to run
Package the js repl as a binary artifact / Linux, x86_64 (push) Waiting to run
Run test262 and test-wasm / run_and_update_results (push) Waiting to run
Lint Code / lint (push) Waiting to run
Label PRs with merge conflicts / auto-labeler (push) Waiting to run
Push notes / build (push) Waiting to run
Since we know the number of glyphs we're going to append, ensure the LineBoxFragment run's capacity once and perform unchecked appends.
75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
/*
|
|
* Copyright (c) 2018-2020, Andreas Kling <andreas@ladybird.org>
|
|
* Copyright (c) 2021, sin-ack <sin-ack@protonmail.com>
|
|
* Copyright (c) 2024-2025, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/AtomicRefCounted.h>
|
|
#include <AK/Forward.h>
|
|
#include <AK/Utf8View.h>
|
|
#include <AK/Vector.h>
|
|
#include <LibGfx/Font/Font.h>
|
|
#include <LibGfx/FontCascadeList.h>
|
|
#include <LibGfx/Forward.h>
|
|
#include <LibGfx/Point.h>
|
|
|
|
namespace Gfx {
|
|
|
|
struct DrawGlyph {
|
|
FloatPoint position;
|
|
u32 glyph_id;
|
|
|
|
void translate_by(FloatPoint const& delta)
|
|
{
|
|
position.translate_by(delta);
|
|
}
|
|
};
|
|
|
|
typedef struct ShapeFeature {
|
|
char tag[4];
|
|
u32 value;
|
|
} ShapeFeature;
|
|
|
|
using ShapeFeatures = Vector<ShapeFeature, 4>;
|
|
|
|
class GlyphRun : public AtomicRefCounted<GlyphRun> {
|
|
public:
|
|
enum class TextType {
|
|
Common,
|
|
ContextDependent,
|
|
EndPadding,
|
|
Ltr,
|
|
Rtl,
|
|
};
|
|
|
|
GlyphRun(Vector<DrawGlyph>&& glyphs, NonnullRefPtr<Font const> font, TextType text_type, float width)
|
|
: m_glyphs(move(glyphs))
|
|
, m_font(move(font))
|
|
, m_text_type(text_type)
|
|
, m_width(width)
|
|
{
|
|
}
|
|
|
|
[[nodiscard]] Font const& font() const { return m_font; }
|
|
[[nodiscard]] TextType text_type() const { return m_text_type; }
|
|
[[nodiscard]] Vector<DrawGlyph> const& glyphs() const { return m_glyphs; }
|
|
[[nodiscard]] Vector<DrawGlyph>& glyphs() { return m_glyphs; }
|
|
[[nodiscard]] bool is_empty() const { return m_glyphs.is_empty(); }
|
|
[[nodiscard]] float width() const { return m_width; }
|
|
|
|
private:
|
|
Vector<DrawGlyph> m_glyphs;
|
|
NonnullRefPtr<Font const> m_font;
|
|
TextType m_text_type;
|
|
float m_width { 0 };
|
|
};
|
|
|
|
NonnullRefPtr<GlyphRun> shape_text(FloatPoint baseline_start, float letter_spacing, Utf8View string, Gfx::Font const& font, GlyphRun::TextType, ShapeFeatures const& features);
|
|
Vector<NonnullRefPtr<GlyphRun>> shape_text(FloatPoint baseline_start, Utf8View string, FontCascadeList const&);
|
|
float measure_text_width(Utf8View const& string, Gfx::Font const& font, ShapeFeatures const& features);
|
|
|
|
}
|