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/*
* Copyright (C) 2024 Apple Inc. All rights reserved.
* Copyright (C) 2024 Samuel Weinig <sam@webkit.org>
*
* 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,
* 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 "CSSEasingFunction.h"
namespace WebCore {
class CSSParserTokenRange;
class CSSToLengthConversionData;
class CSSValue;
class TimingFunction;
struct CSSParserContext;
namespace CSSPropertyParserHelpers {
// <easing-function> = linear | ease | ease-in | ease-out | ease-in-out | step-start | step-end | <linear()> | <cubic-bezier()> | <steps()>
// NOTE: also includes non-standard <spring()>.
// https://drafts.csswg.org/css-easing/#typedef-easing-function
// MARK: <easing-function> consuming (unresolved)
std::optional<CSS::EasingFunction> consumeUnresolvedEasingFunction(CSSParserTokenRange&, const CSSParserContext&);
// MARK: <easing-function> consuming (CSSValue)
RefPtr<CSSValue> consumeEasingFunction(CSSParserTokenRange&, const CSSParserContext&);
// MARK: <easing-function> parsing (raw)
RefPtr<TimingFunction> parseEasingFunction(const String&, const CSSParserContext&, const CSSToLengthConversionData&);
RefPtr<TimingFunction> parseEasingFunctionDeprecated(const String&, const CSSParserContext&);
} // namespace CSSPropertyParserHelpers
} // namespace WebCore
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