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

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#include "third_party/blink/renderer/core/svg/svg_integer_optional_integer.h"

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

namespace blink {

SVGIntegerOptionalInteger::SVGIntegerOptionalInteger(SVGInteger* first_integer,
                                                     SVGInteger* second_integer)
    : first_integer_(first_integer), second_integer_(second_integer) {}

void SVGIntegerOptionalInteger::Trace(Visitor* visitor) const {
  visitor->Trace(first_integer_);
  visitor->Trace(second_integer_);
  SVGPropertyBase::Trace(visitor);
}

SVGIntegerOptionalInteger* SVGIntegerOptionalInteger::Clone() const {
  return MakeGarbageCollected<SVGIntegerOptionalInteger>(
      first_integer_->Clone(), second_integer_->Clone());
}

SVGPropertyBase* SVGIntegerOptionalInteger::CloneForAnimation(
    const String& value) const {
  auto* clone = MakeGarbageCollected<SVGIntegerOptionalInteger>(
      MakeGarbageCollected<SVGInteger>(0), MakeGarbageCollected<SVGInteger>(0));
  clone->SetValueAsString(value);
  return clone;
}

String SVGIntegerOptionalInteger::ValueAsString() const {
  if (first_integer_->Value() == second_integer_->Value()) {
    return String::Number(first_integer_->Value());
  }

  return String::Number(first_integer_->Value()) + " " +
         String::Number(second_integer_->Value());
}

SVGParsingError SVGIntegerOptionalInteger::SetValueAsString(
    const String& value) {
  float x, y;
  SVGParsingError parse_status;
  if (!ParseNumberOptionalNumber(value, x, y)) {
    parse_status = SVGParseStatus::kExpectedInteger;
    x = y = 0;
  }

  first_integer_->SetValue(clampTo<int>(x));
  second_integer_->SetValue(clampTo<int>(y));
  return parse_status;
}

void SVGIntegerOptionalInteger::SetInitial(unsigned value) {
  // Propagate the value to the split representation.
  first_integer_->SetInitial(value);
  second_integer_->SetInitial(value);
}

void SVGIntegerOptionalInteger::Add(const SVGPropertyBase* other,
                                    const SVGElement* context_element) {
  auto* other_integer_optional_integer = To<SVGIntegerOptionalInteger>(other);
  first_integer_->Add(other_integer_optional_integer->FirstInteger(),
                      context_element);
  second_integer_->Add(other_integer_optional_integer->SecondInteger(),
                       context_element);
}

void SVGIntegerOptionalInteger::CalculateAnimatedValue(
    const SMILAnimationEffectParameters& parameters,
    float percentage,
    unsigned repeat_count,
    const SVGPropertyBase* from,
    const SVGPropertyBase* to,
    const SVGPropertyBase* to_at_end_of_duration,
    const SVGElement* context_element) {
  auto* from_integer = To<SVGIntegerOptionalInteger>(from);
  auto* to_integer = To<SVGIntegerOptionalInteger>(to);
  auto* to_at_end_of_duration_integer =
      To<SVGIntegerOptionalInteger>(to_at_end_of_duration);

  first_integer_->CalculateAnimatedValue(
      parameters, percentage, repeat_count, from_integer->FirstInteger(),
      to_integer->FirstInteger(), to_at_end_of_duration_integer->FirstInteger(),
      context_element);
  second_integer_->CalculateAnimatedValue(
      parameters, percentage, repeat_count, from_integer->SecondInteger(),
      to_integer->SecondInteger(),
      to_at_end_of_duration_integer->SecondInteger(), context_element);
}

float SVGIntegerOptionalInteger::CalculateDistance(const SVGPropertyBase* other,
                                                   const SVGElement*) const {
  // FIXME: Distance calculation is not possible for SVGIntegerOptionalInteger
  // right now. We need the distance for every single value.
  return -1;
}

}  // namespace blink