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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 #include "core/svg/SVGInteger.h"
     33 #include "core/html/parser/HTMLParserIdioms.h"
     34 
     35 #include "core/svg/SVGAnimationElement.h"
     36 
     37 namespace blink {
     38 
     39 SVGInteger::SVGInteger(int value)
     40     : m_value(value)
     41 {
     42 }
     43 
     44 PassRefPtr<SVGInteger> SVGInteger::clone() const
     45 {
     46     return create(m_value);
     47 }
     48 
     49 String SVGInteger::valueAsString() const
     50 {
     51     return String::number(m_value);
     52 }
     53 
     54 void SVGInteger::setValueAsString(const String& string, ExceptionState& exceptionState)
     55 {
     56     if (string.isEmpty()) {
     57         m_value = 0;
     58         return;
     59     }
     60 
     61     bool valid = true;
     62     m_value = stripLeadingAndTrailingHTMLSpaces(string).toIntStrict(&valid);
     63 
     64     if (!valid) {
     65         exceptionState.throwDOMException(SyntaxError, "The value provided ('" + string + "') is invalid.");
     66         m_value = 0;
     67     }
     68 }
     69 
     70 void SVGInteger::add(PassRefPtrWillBeRawPtr<SVGPropertyBase> other, SVGElement*)
     71 {
     72     setValue(m_value + toSVGInteger(other)->value());
     73 }
     74 
     75 void SVGInteger::calculateAnimatedValue(SVGAnimationElement* animationElement, float percentage, unsigned repeatCount, PassRefPtr<SVGPropertyBase> from, PassRefPtr<SVGPropertyBase> to, PassRefPtr<SVGPropertyBase> toAtEndOfDuration, SVGElement*)
     76 {
     77     ASSERT(animationElement);
     78 
     79     RefPtr<SVGInteger> fromInteger = toSVGInteger(from);
     80     RefPtr<SVGInteger> toInteger = toSVGInteger(to);
     81     RefPtr<SVGInteger> toAtEndOfDurationInteger = toSVGInteger(toAtEndOfDuration);
     82 
     83     float animatedFloat = m_value;
     84     animationElement->animateAdditiveNumber(percentage, repeatCount, fromInteger->value(), toInteger->value(), toAtEndOfDurationInteger->value(), animatedFloat);
     85     m_value = static_cast<int>(roundf(animatedFloat));
     86 }
     87 
     88 float SVGInteger::calculateDistance(PassRefPtr<SVGPropertyBase> other, SVGElement*)
     89 {
     90     return abs(m_value - toSVGInteger(other)->value());
     91 }
     92 
     93 }
     94