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      1 /*
      2  * Copyright (C) 2014 Google Inc. All rights reserved.
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      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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      7  *
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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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     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
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     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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     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/SVGIntegerOptionalInteger.h"
     33 
     34 #include "core/svg/SVGAnimationElement.h"
     35 #include "core/svg/SVGParserUtilities.h"
     36 
     37 namespace blink {
     38 
     39 SVGIntegerOptionalInteger::SVGIntegerOptionalInteger(PassRefPtr<SVGInteger> firstInteger, PassRefPtr<SVGInteger> secondInteger)
     40     : SVGPropertyBase(classType())
     41     , m_firstInteger(firstInteger)
     42     , m_secondInteger(secondInteger)
     43 {
     44 }
     45 
     46 PassRefPtr<SVGIntegerOptionalInteger> SVGIntegerOptionalInteger::clone() const
     47 {
     48     return SVGIntegerOptionalInteger::create(m_firstInteger->clone(), m_secondInteger->clone());
     49 }
     50 
     51 PassRefPtr<SVGPropertyBase> SVGIntegerOptionalInteger::cloneForAnimation(const String& value) const
     52 {
     53     float floatX, floatY;
     54     if (!parseNumberOptionalNumber(value, floatX, floatY)) {
     55         return SVGIntegerOptionalInteger::create(SVGInteger::create(0), SVGInteger::create(0));
     56     }
     57 
     58     int x = static_cast<int>(roundf(floatX));
     59     int y = static_cast<int>(roundf(floatY));
     60 
     61     return SVGIntegerOptionalInteger::create(SVGInteger::create(x), SVGInteger::create(y));
     62 }
     63 
     64 String SVGIntegerOptionalInteger::valueAsString() const
     65 {
     66     if (m_firstInteger->value() == m_secondInteger->value()) {
     67         return String::number(m_firstInteger->value());
     68     }
     69 
     70     return String::number(m_firstInteger->value()) + " " + String::number(m_secondInteger->value());
     71 }
     72 
     73 void SVGIntegerOptionalInteger::setValueAsString(const String& value, ExceptionState& exceptionState)
     74 {
     75     float x, y;
     76     if (!parseNumberOptionalNumber(value, x, y)) {
     77         exceptionState.throwDOMException(SyntaxError, "The value provided ('" + value + "') is invalid.");
     78         x = y = 0;
     79     }
     80 
     81     m_firstInteger->setValue(x);
     82     m_secondInteger->setValue(y);
     83 }
     84 
     85 void SVGIntegerOptionalInteger::add(PassRefPtrWillBeRawPtr<SVGPropertyBase> other, SVGElement*)
     86 {
     87     RefPtr<SVGIntegerOptionalInteger> otherIntegerOptionalInteger = toSVGIntegerOptionalInteger(other);
     88 
     89     m_firstInteger->setValue(m_firstInteger->value() + otherIntegerOptionalInteger->m_firstInteger->value());
     90     m_secondInteger->setValue(m_secondInteger->value() + otherIntegerOptionalInteger->m_secondInteger->value());
     91 }
     92 
     93 void SVGIntegerOptionalInteger::calculateAnimatedValue(SVGAnimationElement* animationElement, float percentage, unsigned repeatCount, PassRefPtr<SVGPropertyBase> from, PassRefPtr<SVGPropertyBase> to, PassRefPtr<SVGPropertyBase> toAtEndOfDuration, SVGElement*)
     94 {
     95     ASSERT(animationElement);
     96 
     97     RefPtr<SVGIntegerOptionalInteger> fromInteger = toSVGIntegerOptionalInteger(from);
     98     RefPtr<SVGIntegerOptionalInteger> toInteger = toSVGIntegerOptionalInteger(to);
     99     RefPtr<SVGIntegerOptionalInteger> toAtEndOfDurationInteger = toSVGIntegerOptionalInteger(toAtEndOfDuration);
    100 
    101     float x = m_firstInteger->value();
    102     float y = m_secondInteger->value();
    103     animationElement->animateAdditiveNumber(percentage, repeatCount, fromInteger->firstInteger()->value(), toInteger->firstInteger()->value(), toAtEndOfDurationInteger->firstInteger()->value(), x);
    104     animationElement->animateAdditiveNumber(percentage, repeatCount, fromInteger->secondInteger()->value(), toInteger->secondInteger()->value(), toAtEndOfDurationInteger->secondInteger()->value(), y);
    105     m_firstInteger->setValue(static_cast<int>(roundf(x)));
    106     m_secondInteger->setValue(static_cast<int>(roundf(y)));
    107 }
    108 
    109 float SVGIntegerOptionalInteger::calculateDistance(PassRefPtr<SVGPropertyBase> other, SVGElement*)
    110 {
    111     // FIXME: Distance calculation is not possible for SVGIntegerOptionalInteger right now. We need the distance for every single value.
    112     return -1;
    113 }
    114 
    115 }
    116