chromium/src/third_party/blink/renderer/core/svg/svg_static_string_list.cc

/*
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 * modification, are permitted provided that the following conditions are
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 *
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 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#include "third_party/blink/renderer/core/svg/svg_static_string_list.h"

#include "third_party/blink/renderer/core/svg/svg_string_list_tear_off.h"
#include "third_party/blink/renderer/platform/heap/heap.h"

namespace blink {

SVGStaticStringList::SVGStaticStringList(SVGElement* context_element,
                                         const QualifiedName& attribute_name,
                                         SVGStringListBase* initial_value)
    : SVGAnimatedPropertyBase(kAnimatedUnknown,
                              context_element,
                              attribute_name),
      value_(initial_value) {
  DCHECK(context_element);
}

SVGStaticStringList::~SVGStaticStringList() = default;

void SVGStaticStringList::Trace(Visitor* visitor) const {
  visitor->Trace(value_);
  visitor->Trace(tear_off_);
  SVGAnimatedPropertyBase::Trace(visitor);
}

const SVGPropertyBase& SVGStaticStringList::BaseValueBase() const {
  return *value_;
}

bool SVGStaticStringList::IsAnimating() const {
  return false;
}

SVGPropertyBase* SVGStaticStringList::CreateAnimatedValue() {
  NOTREACHED();
  return nullptr;
}

void SVGStaticStringList::SetAnimatedValue(SVGPropertyBase*) {
  NOTREACHED();
}

void SVGStaticStringList::AnimationEnded() {
  NOTREACHED();
}

SVGStringListTearOff* SVGStaticStringList::TearOff() {
  if (!tear_off_)
    tear_off_ = MakeGarbageCollected<SVGStringListTearOff>(value_, this);
  return tear_off_.Get();
}

SVGParsingError SVGStaticStringList::AttributeChanged(const String& value) {
  ClearBaseValueNeedsSynchronization();
  return value_->SetValueAsString(value);
}

}  // namespace blink