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/*
* Copyright (C) 2006-2025 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "CanvasRenderingContext2DBase.h"
#include "HTMLCanvasElement.h"
#include <memory>
namespace WebCore {
class TextMetrics;
class CanvasRenderingContext2D final : public CanvasRenderingContext2DBase {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED(CanvasRenderingContext2D);
public:
static std::unique_ptr<CanvasRenderingContext2D> create(CanvasBase&, CanvasRenderingContext2DSettings&&, bool usesCSSCompatibilityParseMode);
virtual ~CanvasRenderingContext2D();
HTMLCanvasElement& canvas() const { return downcast<HTMLCanvasElement>(canvasBase()); }
Ref<HTMLCanvasElement> protectedCanvas() const { return canvas(); }
void drawFocusIfNeeded(Element&);
void drawFocusIfNeeded(Path2D&, Element&);
void setFont(const String&);
CanvasDirection direction() const;
void fillText(const String& text, double x, double y, std::optional<double> maxWidth = std::nullopt);
void strokeText(const String& text, double x, double y, std::optional<double> maxWidth = std::nullopt);
Ref<TextMetrics> measureText(const String& text);
private:
CanvasRenderingContext2D(CanvasBase&, CanvasRenderingContext2DSettings&&, bool usesCSSCompatibilityParseMode);
const FontProxy* fontProxy() final;
std::optional<FilterOperations> setFilterStringWithoutUpdatingStyle(const String&) override;
RefPtr<Filter> createFilter(const FloatRect& bounds) const override;
IntOutsets calculateFilterOutsets(const FloatRect& bounds) const override;
void setFontWithoutUpdatingStyle(const String&);
void drawTextInternal(const String& text, double x, double y, bool fill, std::optional<double> maxWidth = std::nullopt);
void drawFocusIfNeededInternal(const Path&, Element&);
TextDirection toTextDirection(CanvasRenderingContext2DBase::Direction, const RenderStyle** computedStyle = nullptr) const;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_CANVASRENDERINGCONTEXT(WebCore::CanvasRenderingContext2D, is2d())
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