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/*
* Copyright (C) 2024 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. AND ITS CONTRIBUTORS ``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 ITS 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 "Length.h"
#include "WebAnimationTypes.h"
namespace WebCore {
namespace Style {
class BuilderState;
}
class Element;
struct SingleTimelineRange {
enum class Name { Normal, Omitted, Cover, Contain, Entry, Exit, EntryCrossing, ExitCrossing };
Name name { Name::Normal };
Length offset;
bool operator==(const SingleTimelineRange& other) const = default;
enum class Type : bool { Start, End };
static bool isDefault(const Length&, Type);
static bool isDefault(const CSSPrimitiveValue&, Type);
static Length defaultValue(Type);
static Length lengthForCSSValue(RefPtr<const CSSPrimitiveValue>, RefPtr<Element>);
static bool isOffsetValue(const CSSPrimitiveValue&);
static Name timelineName(CSSValueID);
static CSSValueID valueID(Name);
static SingleTimelineRange range(const CSSValue&, Type, Style::BuilderState* = nullptr, RefPtr<Element> = nullptr);
static RefPtr<CSSValue> parse(TimelineRangeValue&&, RefPtr<Element>, Type);
TimelineRangeValue serialize() const;
};
struct TimelineRange {
SingleTimelineRange start;
SingleTimelineRange end;
bool operator==(const TimelineRange& other) const = default;
static TimelineRange defaultForScrollTimeline();
static TimelineRange defaultForViewTimeline();
bool isDefault() const { return start.name == SingleTimelineRange::Name::Normal && end.name == SingleTimelineRange::Name::Normal; }
};
WTF::TextStream& operator<<(WTF::TextStream&, const SingleTimelineRange&);
} // namespace WebCore
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