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

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#include "config.h"

#include "core/svg/SVGBoolean.h"

#include "bindings/v8/ExceptionState.h"
#include "bindings/v8/ExceptionStatePlaceholder.h"
#include "core/dom/ExceptionCode.h"
#include "core/svg/SVGAnimationElement.h"

namespace WebCore {

PassRefPtr<SVGPropertyBase> SVGBoolean::cloneForAnimation(const String& value) const
{
    RefPtr<SVGBoolean> svgBoolean = create();
    svgBoolean->setValueAsString(value, IGNORE_EXCEPTION);
    return svgBoolean.release();
}

String SVGBoolean::valueAsString() const
{
    return m_value ? "true" : "false";
}

void SVGBoolean::setValueAsString(const String& value, ExceptionState& exceptionState)
{
    if (value == "true") {
        m_value = true;
    } else if (value == "false") {
        m_value = false;
    } else {
        exceptionState.throwDOMException(SyntaxError, "The value provided ('" + value + "') is invalid.");
    }
}

void SVGBoolean::add(PassRefPtrWillBeRawPtr<SVGPropertyBase>, SVGElement*)
{
    ASSERT_NOT_REACHED();
}

void SVGBoolean::calculateAnimatedValue(SVGAnimationElement* animationElement, float percentage, unsigned repeatCount, PassRefPtr<SVGPropertyBase> from, PassRefPtr<SVGPropertyBase> to, PassRefPtr<SVGPropertyBase>, SVGElement*)
{
    ASSERT(animationElement);
    bool fromBoolean = animationElement->animationMode() == ToAnimation ? m_value : toSVGBoolean(from)->value();
    bool toBoolean = toSVGBoolean(to)->value();

    animationElement->animateDiscreteType<bool>(percentage, fromBoolean, toBoolean, m_value);
}

float SVGBoolean::calculateDistance(PassRefPtr<SVGPropertyBase>, SVGElement*)
{
    // No paced animations for boolean.
    return -1;
}

}