text: /*
   * Copyright (C) 2014 Google Inc. All rights reserved.
   *
   * 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,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include "third_party/blink/renderer/core/svg/svg_integer.h"
  
  #include "third_party/blink/renderer/core/html/parser/html_parser_idioms.h"
  #include "third_party/blink/renderer/core/svg/animation/smil_animation_effect_parameters.h"
  #include "third_party/blink/renderer/platform/heap/heap.h"
  
  namespace blink {
  
  SVGInteger::SVGInteger(int value) : value_(value) {}
  
  SVGInteger* SVGInteger::Clone() const {
    return MakeGarbageCollected<SVGInteger>(value_);
  }
  
  String SVGInteger::ValueAsString() const {
    return String::Number(value_);
  }
  
  SVGParsingError SVGInteger::SetValueAsString(const String& string) {
    value_ = 0;
  
    if (string.IsEmpty())
      return SVGParseStatus::kNoError;
  
    bool valid = true;
    value_ = StripLeadingAndTrailingHTMLSpaces(string).ToIntStrict(&valid);
    // toIntStrict returns 0 if valid == false.
    return valid ? SVGParseStatus::kNoError : SVGParseStatus::kExpectedInteger;
  }
  
  void SVGInteger::Add(const SVGPropertyBase* other, const SVGElement*) {
    SetValue(value_ + To<SVGInteger>(other)->Value());
  }
  
  void SVGInteger::CalculateAnimatedValue(
      const SMILAnimationEffectParameters& parameters,
      float percentage,
      unsigned repeat_count,
      const SVGPropertyBase* from,
      const SVGPropertyBase* to,
      const SVGPropertyBase* to_at_end_of_duration,
      const SVGElement*) {
    auto* from_integer = To<SVGInteger>(from);
    auto* to_integer = To<SVGInteger>(to);
    auto* to_at_end_of_duration_integer = To<SVGInteger>(to_at_end_of_duration);
  
    float result = ComputeAnimatedNumber(
        parameters, percentage, repeat_count, from_integer->Value(),
        to_integer->Value(), to_at_end_of_duration_integer->Value());
    if (parameters.is_additive)
      result += value_;
  
    value_ = clampTo<int>(roundf(result));
  }
  
  float SVGInteger::CalculateDistance(const SVGPropertyBase* other,
                                      const SVGElement*) const {
    return abs(value_ - To<SVGInteger>(other)->Value());
  }
  
  }  // namespace blink
  