third_party/WebKit/Source/core/svg/SVGBoolean.cpp

   1 /*
   2  * Copyright (C) 2014 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
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   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
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  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #include "config.h"
  32
  33 #include "core/svg/SVGBoolean.h"
  34
  35 #include "bindings/core/v8/ExceptionState.h"
  36 #include "bindings/core/v8/ExceptionStatePlaceholder.h"
  37 #include "core/dom/ExceptionCode.h"
  38 #include "core/svg/SVGAnimationElement.h"
  39
  40 namespace blink {
  41
  42 String SVGBoolean::valueAsString() const
  43 {
  44     return m_value ? "true" : "false";
  45 }
  46
  47 void SVGBoolean::setValueAsString(const String& value, ExceptionState& exceptionState)
  48 {
  49     if (value == "true") {
  50         m_value = true;
  51     } else if (value == "false") {
  52         m_value = false;
  53     } else {
  54         exceptionState.throwDOMException(SyntaxError, "The value provided ('" + value + "') is invalid.");
  55     }
  56 }
  57
  58 void SVGBoolean::add(PassRefPtrWillBeRawPtr<SVGPropertyBase>, SVGElement*)
  59 {
  60     ASSERT_NOT_REACHED();
  61 }
  62
  63 void SVGBoolean::calculateAnimatedValue(SVGAnimationElement* animationElement, float percentage, unsigned repeatCount, PassRefPtrWillBeRawPtr<SVGPropertyBase> from, PassRefPtrWillBeRawPtr<SVGPropertyBase> to, PassRefPtrWillBeRawPtr<SVGPropertyBase>, SVGElement*)
  64 {
  65     ASSERT(animationElement);
  66     bool fromBoolean = animationElement->animationMode() == ToAnimation ? m_value : toSVGBoolean(from)->value();
  67     bool toBoolean = toSVGBoolean(to)->value();
  68
  69     animationElement->animateDiscreteType<bool>(percentage, fromBoolean, toBoolean, m_value);
  70 }
  71
  72 float SVGBoolean::calculateDistance(PassRefPtrWillBeRawPtr<SVGPropertyBase>, SVGElement*)
  73 {
  74     // No paced animations for boolean.
  75     return -1;
  76 }
  77
  78 }