/*
 * Copyright (C) 2014 Google Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_STRING_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_STRING_H_

#include "third_party/blink/renderer/core/svg/properties/svg_property.h"
#include "third_party/blink/renderer/core/svg/svg_parsing_error.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/wtf/casting.h"

namespace blink {

class SVGString final : public SVGPropertyBase {
 public:
  // SVGString does not have a tear-off type.
  typedef void TearOffType;
  typedef String PrimitiveType;

  SVGString() = default;
  explicit SVGString(const String& value) : value_(value) {}

  SVGString* Clone() const { return MakeGarbageCollected<SVGString>(value_); }

  String ValueAsString() const override { return value_; }
  SVGParsingError SetValueAsString(const String& value) {
    value_ = value;
    return SVGParseStatus::kNoError;
  }

  bool Add(const SVGPropertyBase*, const SVGElement*) override;
  void CalculateAnimatedValue(
      const SMILAnimationEffectParameters&,
      float percentage,
      unsigned repeat_count,
      const SVGPropertyBase* from,
      const SVGPropertyBase* to,
      const SVGPropertyBase* to_at_end_of_duration_value,
      const SVGElement*) override;
  float CalculateDistance(const SVGPropertyBase* to,
                          const SVGElement*) const override;

  const String& Value() const { return value_; }
  void SetValue(const String& value) { value_ = value; }

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

 private:
  String value_;
};

template <>
struct DowncastTraits<SVGString> {
  static bool AllowFrom(const SVGPropertyBase& value) {
    return value.GetType() == SVGString::ClassType();
  }
};

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_STRING_H_