src/third_party/WebKit/Source/core/svg/SVGNumberOptionalNumber.cpp

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  30
  31 #include "config.h"
  32 #include "core/svg/SVGNumberOptionalNumber.h"
  33
  34 #include "core/svg/SVGAnimationElement.h"
  35 #include "core/svg/SVGParserUtilities.h"
  36
  37 namespace blink {
  38
  39 SVGNumberOptionalNumber::SVGNumberOptionalNumber(PassRefPtr<SVGNumber> firstNumber, PassRefPtr<SVGNumber> secondNumber)
  40     : SVGPropertyBase(classType())
  41     , m_firstNumber(firstNumber)
  42     , m_secondNumber(secondNumber)
  43 {
  44 }
  45
  46 PassRefPtr<SVGNumberOptionalNumber> SVGNumberOptionalNumber::clone() const
  47 {
  48     return SVGNumberOptionalNumber::create(m_firstNumber->clone(), m_secondNumber->clone());
  49 }
  50
  51 PassRefPtr<SVGPropertyBase> SVGNumberOptionalNumber::cloneForAnimation(const String& value) const
  52 {
  53     float x, y;
  54     if (!parseNumberOptionalNumber(value, x, y)) {
  55         x = y = 0;
  56     }
  57
  58     return SVGNumberOptionalNumber::create(SVGNumber::create(x), SVGNumber::create(y));
  59 }
  60
  61 String SVGNumberOptionalNumber::valueAsString() const
  62 {
  63     if (m_firstNumber->value() == m_secondNumber->value()) {
  64         return String::number(m_firstNumber->value());
  65     }
  66
  67     return String::number(m_firstNumber->value()) + " " + String::number(m_secondNumber->value());
  68 }
  69
  70 void SVGNumberOptionalNumber::setValueAsString(const String& value, ExceptionState& exceptionState)
  71 {
  72     float x, y;
  73     if (!parseNumberOptionalNumber(value, x, y)) {
  74         exceptionState.throwDOMException(SyntaxError, "The value provided ('" + value + "') is invalid.");
  75         x = y = 0;
  76     }
  77
  78     m_firstNumber->setValue(x);
  79     m_secondNumber->setValue(y);
  80 }
  81
  82 void SVGNumberOptionalNumber::add(PassRefPtrWillBeRawPtr<SVGPropertyBase> other, SVGElement*)
  83 {
  84     RefPtr<SVGNumberOptionalNumber> otherNumberOptionalNumber = toSVGNumberOptionalNumber(other);
  85
  86     m_firstNumber->setValue(m_firstNumber->value() + otherNumberOptionalNumber->m_firstNumber->value());
  87     m_secondNumber->setValue(m_secondNumber->value() + otherNumberOptionalNumber->m_secondNumber->value());
  88 }
  89
  90 void SVGNumberOptionalNumber::calculateAnimatedValue(SVGAnimationElement* animationElement, float percentage, unsigned repeatCount, PassRefPtr<SVGPropertyBase> from, PassRefPtr<SVGPropertyBase> to, PassRefPtr<SVGPropertyBase> toAtEndOfDuration, SVGElement*)
  91 {
  92     ASSERT(animationElement);
  93
  94     RefPtr<SVGNumberOptionalNumber> fromNumber = toSVGNumberOptionalNumber(from);
  95     RefPtr<SVGNumberOptionalNumber> toNumber = toSVGNumberOptionalNumber(to);
  96     RefPtr<SVGNumberOptionalNumber> toAtEndOfDurationNumber = toSVGNumberOptionalNumber(toAtEndOfDuration);
  97
  98     float x = m_firstNumber->value();
  99     float y = m_secondNumber->value();
 100     animationElement->animateAdditiveNumber(percentage, repeatCount, fromNumber->firstNumber()->value(), toNumber->firstNumber()->value(), toAtEndOfDurationNumber->firstNumber()->value(), x);
 101     animationElement->animateAdditiveNumber(percentage, repeatCount, fromNumber->secondNumber()->value(), toNumber->secondNumber()->value(), toAtEndOfDurationNumber->secondNumber()->value(), y);
 102     m_firstNumber->setValue(x);
 103     m_secondNumber->setValue(y);
 104 }
 105
 106 float SVGNumberOptionalNumber::calculateDistance(PassRefPtr<SVGPropertyBase> other, SVGElement*)
 107 {
 108     // FIXME: Distance calculation is not possible for SVGNumberOptionalNumber right now. We need the distance for every single value.
 109     return -1;
 110 }
 111
 112 }