xref: /external/chromium_org/third_party/WebKit/Source/core/svg/SVGIntegerOptionalInteger.cpp

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#include "config.h"
#include "core/svg/SVGIntegerOptionalInteger.h"

#include "core/svg/SVGAnimationElement.h"
#include "core/svg/SVGParserUtilities.h"

namespace blink {

SVGIntegerOptionalInteger::SVGIntegerOptionalInteger(PassRefPtr<SVGInteger> firstInteger, PassRefPtr<SVGInteger> secondInteger)
    : SVGPropertyBase(classType())
    , m_firstInteger(firstInteger)
    , m_secondInteger(secondInteger)
{
}

PassRefPtr<SVGIntegerOptionalInteger> SVGIntegerOptionalInteger::clone() const
{
    return SVGIntegerOptionalInteger::create(m_firstInteger->clone(), m_secondInteger->clone());
}

PassRefPtr<SVGPropertyBase> SVGIntegerOptionalInteger::cloneForAnimation(const String& value) const
{
    float floatX, floatY;
    if (!parseNumberOptionalNumber(value, floatX, floatY)) {
        return SVGIntegerOptionalInteger::create(SVGInteger::create(0), SVGInteger::create(0));
    }

    int x = static_cast<int>(roundf(floatX));
    int y = static_cast<int>(roundf(floatY));

    return SVGIntegerOptionalInteger::create(SVGInteger::create(x), SVGInteger::create(y));
}

String SVGIntegerOptionalInteger::valueAsString() const
{
    if (m_firstInteger->value() == m_secondInteger->value()) {
        return String::number(m_firstInteger->value());
    }

    return String::number(m_firstInteger->value()) + " " + String::number(m_secondInteger->value());
}

void SVGIntegerOptionalInteger::setValueAsString(const String& value, ExceptionState& exceptionState)
{
    float x, y;
    if (!parseNumberOptionalNumber(value, x, y)) {
        exceptionState.throwDOMException(SyntaxError, "The value provided ('" + value + "') is invalid.");
        x = y = 0;
    }

    m_firstInteger->setValue(x);
    m_secondInteger->setValue(y);
}

void SVGIntegerOptionalInteger::add(PassRefPtrWillBeRawPtr<SVGPropertyBase> other, SVGElement*)
{
    RefPtr<SVGIntegerOptionalInteger> otherIntegerOptionalInteger = toSVGIntegerOptionalInteger(other);

    m_firstInteger->setValue(m_firstInteger->value() + otherIntegerOptionalInteger->m_firstInteger->value());
    m_secondInteger->setValue(m_secondInteger->value() + otherIntegerOptionalInteger->m_secondInteger->value());
}

void SVGIntegerOptionalInteger::calculateAnimatedValue(SVGAnimationElement* animationElement, float percentage, unsigned repeatCount, PassRefPtr<SVGPropertyBase> from, PassRefPtr<SVGPropertyBase> to, PassRefPtr<SVGPropertyBase> toAtEndOfDuration, SVGElement*)
{
    ASSERT(animationElement);

    RefPtr<SVGIntegerOptionalInteger> fromInteger = toSVGIntegerOptionalInteger(from);
    RefPtr<SVGIntegerOptionalInteger> toInteger = toSVGIntegerOptionalInteger(to);
    RefPtr<SVGIntegerOptionalInteger> toAtEndOfDurationInteger = toSVGIntegerOptionalInteger(toAtEndOfDuration);

    float x = m_firstInteger->value();
    float y = m_secondInteger->value();
    animationElement->animateAdditiveNumber(percentage, repeatCount, fromInteger->firstInteger()->value(), toInteger->firstInteger()->value(), toAtEndOfDurationInteger->firstInteger()->value(), x);
    animationElement->animateAdditiveNumber(percentage, repeatCount, fromInteger->secondInteger()->value(), toInteger->secondInteger()->value(), toAtEndOfDurationInteger->secondInteger()->value(), y);
    m_firstInteger->setValue(static_cast<int>(roundf(x)));
    m_secondInteger->setValue(static_cast<int>(roundf(y)));
}

float SVGIntegerOptionalInteger::calculateDistance(PassRefPtr<SVGPropertyBase> other, SVGElement*)
{
    // FIXME: Distance calculation is not possible for SVGIntegerOptionalInteger right now. We need the distance for every single value.
    return -1;
}

}