Source/WebCore/css/CSSCrossfadeValue.cpp

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 * Copyright (C) 2013 Adobe Systems Incorporated. All rights reserved.
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#include "config.h"
#include "CSSCrossfadeValue.h"

#include "CSSPrimitiveNumericTypes+Serialization.h"
#include "StyleBuilderState.h"
#include "StyleCrossfadeImage.h"
#include "StylePrimitiveNumericTypes+Conversions.h"
#include <wtf/text/MakeString.h>

namespace WebCore {

inline CSSCrossfadeValue::CSSCrossfadeValue(Ref<CSSValue>&& fromValueOrNone, Ref<CSSValue>&& toValueOrNone, Progress&& progress, bool isPrefixed)
    : CSSValue { ClassType::Crossfade }
    , m_fromValueOrNone { WTF::move(fromValueOrNone) }
    , m_toValueOrNone { WTF::move(toValueOrNone) }
    , m_progress { WTF::move(progress) }
    , m_isPrefixed { isPrefixed }
{
}

Ref<CSSCrossfadeValue> CSSCrossfadeValue::create(Ref<CSSValue>&& fromValueOrNone, Ref<CSSValue>&& toValueOrNone, Progress&& progress, bool isPrefixed)
{
    return adoptRef(*new CSSCrossfadeValue(WTF::move(fromValueOrNone), WTF::move(toValueOrNone), WTF::move(progress), isPrefixed));
}

CSSCrossfadeValue::~CSSCrossfadeValue() = default;

bool CSSCrossfadeValue::equals(const CSSCrossfadeValue& other) const
{
    return equalInputImages(other)
        && m_progress == other.m_progress;
}

bool CSSCrossfadeValue::equalInputImages(const CSSCrossfadeValue& other) const
{
    return compareCSSValue(m_fromValueOrNone, other.m_fromValueOrNone)
        && compareCSSValue(m_toValueOrNone, other.m_toValueOrNone);
}

String CSSCrossfadeValue::customCSSText(const CSS::SerializationContext& context) const
{
    return makeString(m_isPrefixed ? "-webkit-"_s : ""_s, "cross-fade("_s, m_fromValueOrNone->cssText(context), ", "_s, m_toValueOrNone->cssText(context), ", "_s, CSS::serializationForCSS(context, m_progress), ')');
}

RefPtr<Style::Image> CSSCrossfadeValue::createStyleImage(const Style::BuilderState& state) const
{
    return Style::CrossfadeImage::create(
        state.createStyleImage(m_fromValueOrNone),
        state.createStyleImage(m_toValueOrNone),
        Style::toStyle(m_progress, state),
        m_isPrefixed
    );
}

} // namespace WebCore