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LibWeb: Extract CanvasPathDrawingStyles class from CRC2D

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Sam Atkins 2022-08-12 17:43:37 +01:00 • committed by Andreas Kling
parent 53b9f36413
commit 9f71d65005
4 changed files with 57 additions and 8 deletions
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30
Userland/Libraries/LibWeb/HTML/Canvas/CanvasPathDrawingStyles.h Normal file
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/*
* Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
*
* 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#canvaspathdrawingstyles
template<typename IncludingClass>
class CanvasPathDrawingStyles {
public:
~CanvasPathDrawingStyles() = default;
void set_line_width(float line_width) { my_drawing_state().line_width = line_width; }
float line_width() const { return my_drawing_state().line_width; }
protected:
CanvasPathDrawingStyles() = 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(); }
};
}