Source/WebCore/css/CSSLayerStatementRule.cpp

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#include "config.h"
#include "CSSLayerStatementRule.h"

#include "CSSLayerBlockRule.h"
#include "CSSStyleSheet.h"
#include "StyleRule.h"
#include <wtf/text/StringBuilder.h>

namespace WebCore {

CSSLayerStatementRule::CSSLayerStatementRule(StyleRuleLayer& rule, CSSStyleSheet* parent)
    : CSSRule(parent)
    , m_layerRule(rule)
{
    ASSERT(rule.isStatement());
}

Ref<CSSLayerStatementRule> CSSLayerStatementRule::create(StyleRuleLayer& rule, CSSStyleSheet* parent)
{
    return adoptRef(*new CSSLayerStatementRule(rule, parent));
}

String CSSLayerStatementRule::cssText() const
{
    StringBuilder result;

    result.append("@layer ");

    auto nameList = this->nameList();
    for (auto& name : nameList) {
        result.append(name);
        if (&name != &nameList.last())
            result.append(", ");
    }
    result.append(';');

    return result.toString();
}

Vector<String> CSSLayerStatementRule::nameList() const
{
    Vector<String> result;

    for (auto& name : m_layerRule.get().nameList())
        result.append(stringFromCascadeLayerName(name));

    return result;
}

void CSSLayerStatementRule::reattach(StyleRuleBase& rule)
{
    m_layerRule = static_cast<StyleRuleLayer&>(rule);
}

} // namespace WebCore