ladybird/Libraries/LibWeb/HTML/Canvas/CanvasTextDrawingStyles.h
Adrian Kiezik 823deacc27 LibWeb: Implement CanvasRenderingContext2D direction property
When direction is 'rtl':
  - textAlign='start' now aligns text to the right
  - textAlign='end' now aligns text to the left

Fixes the FIXME at CanvasRenderingContext2D.cpp:283
2025-10-27 22:03:26 -07:00

41 lines
1.6 KiB
C++

/*
* Copyright (c) 2023, Bastiaan van der Plaat <bastiaan.v.d.plaat@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/HTML/Canvas/CanvasState.h>
namespace Web::HTML {
// https://html.spec.whatwg.org/multipage/canvas.html#canvastextdrawingstyles
template<typename IncludingClass, typename CanvasType>
class CanvasTextDrawingStyles {
public:
~CanvasTextDrawingStyles() = default;
ByteString font() const;
void set_font(StringView font);
// https://html.spec.whatwg.org/multipage/canvas.html#font-style-source-object
Variant<DOM::Document*, HTML::WorkerGlobalScope*> get_font_source_for_font_style_source_object(CanvasType& font_style_source_object);
Bindings::CanvasTextAlign text_align() const { return my_drawing_state().text_align; }
void set_text_align(Bindings::CanvasTextAlign text_align) { my_drawing_state().text_align = text_align; }
Bindings::CanvasTextBaseline text_baseline() const { return my_drawing_state().text_baseline; }
void set_text_baseline(Bindings::CanvasTextBaseline text_baseline) { my_drawing_state().text_baseline = text_baseline; }
Bindings::CanvasDirection direction() const { return my_drawing_state().direction; }
void set_direction(Bindings::CanvasDirection direction) { my_drawing_state().direction = direction; }
protected:
CanvasTextDrawingStyles() = default;
private:
CanvasState::DrawingState& my_drawing_state() { return reinterpret_cast<IncludingClass&>(*this).drawing_state(); }
CanvasState::DrawingState const& my_drawing_state() const { return reinterpret_cast<IncludingClass const&>(*this).drawing_state(); }
};
}