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      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
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      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
     13  * distribution.
     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
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     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, PassRefPtr<SVGPropertyBase> from, PassRefPtr<SVGPropertyBase> to, PassRefPtr<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(PassRefPtr<SVGPropertyBase>, SVGElement*)
     73 {
     74     // No paced animations for boolean.
     75     return -1;
     76 }
     77 
     78 }
     79