third_party/blink/renderer/core/svg/svg_number_optional_number.h

/*
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 * in the documentation and/or other materials provided with the
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_NUMBER_OPTIONAL_NUMBER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_NUMBER_OPTIONAL_NUMBER_H_

#include "third_party/blink/renderer/core/svg/svg_number.h"
#include "third_party/blink/renderer/core/svg/svg_parsing_error.h"
#include "third_party/blink/renderer/platform/heap/handle.h"

namespace blink {

class SVGNumberOptionalNumber final : public SVGPropertyBase {
 public:
  // Tearoff of SVGNumberOptionalNumber is never created.
  typedef void TearOffType;
  typedef void PrimitiveType;

  static SVGNumberOptionalNumber* Create(SVGNumber* first_number,
                                         SVGNumber* second_number) {
    return MakeGarbageCollected<SVGNumberOptionalNumber>(first_number,
                                                         second_number);
  }

  SVGNumberOptionalNumber(SVGNumber* first_number, SVGNumber* second_number);

  SVGNumberOptionalNumber* Clone() const;
  SVGPropertyBase* CloneForAnimation(const String&) const override;

  String ValueAsString() const override;
  SVGParsingError SetValueAsString(const String&);
  void SetInitial(unsigned);
  static constexpr int kInitialValueBits = SVGNumber::kInitialValueBits;

  void Add(SVGPropertyBase*, SVGElement*) override;
  void CalculateAnimatedValue(SVGAnimationElement*,
                              float percentage,
                              unsigned repeat_count,
                              SVGPropertyBase* from,
                              SVGPropertyBase* to,
                              SVGPropertyBase* to_at_end_of_duration_value,
                              SVGElement* context_element) override;
  float CalculateDistance(SVGPropertyBase* to,
                          SVGElement* context_element) override;

  static AnimatedPropertyType ClassType() {
    return kAnimatedNumberOptionalNumber;
  }
  AnimatedPropertyType GetType() const override { return ClassType(); }

  SVGNumber* FirstNumber() const { return first_number_; }
  SVGNumber* SecondNumber() const { return second_number_; }

  void Trace(blink::Visitor*) override;

 protected:
  Member<SVGNumber> first_number_;
  Member<SVGNumber> second_number_;
};

DEFINE_SVG_PROPERTY_TYPE_CASTS(SVGNumberOptionalNumber);

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_NUMBER_OPTIONAL_NUMBER_H_