third_party/blink/renderer/core/svg/svg_boolean.cc

/*
 * Copyright (C) 2014 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 *
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 * in the documentation and/or other materials provided with the
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 * 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
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#include "third_party/blink/renderer/core/svg/svg_boolean.h"

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

namespace blink {

String SVGBoolean::ValueAsString() const {
  return value_ ? "true" : "false";
}

SVGParsingError SVGBoolean::SetValueAsString(const String& value) {
  if (value == "true") {
    value_ = true;
    return SVGParseStatus::kNoError;
  }
  if (value == "false") {
    value_ = false;
    return SVGParseStatus::kNoError;
  }
  return SVGParseStatus::kExpectedBoolean;
}

void SVGBoolean::Add(SVGPropertyBase*, SVGElement*) {
  NOTREACHED();
}

void SVGBoolean::CalculateAnimatedValue(SVGAnimationElement* animation_element,
                                        float percentage,
                                        unsigned repeat_count,
                                        SVGPropertyBase* from,
                                        SVGPropertyBase* to,
                                        SVGPropertyBase*,
                                        SVGElement*) {
  DCHECK(animation_element);
  bool from_boolean = animation_element->GetAnimationMode() == kToAnimation
                          ? value_
                          : ToSVGBoolean(from)->Value();
  bool to_boolean = ToSVGBoolean(to)->Value();

  animation_element->AnimateDiscreteType<bool>(percentage, from_boolean,
                                               to_boolean, value_);
}

float SVGBoolean::CalculateDistance(SVGPropertyBase*, SVGElement*) {
  // No paced animations for boolean.
  return -1;
}

}  // namespace blink