void SVGAnimateElement::calculateAnimatedValue(float percentage, unsigned repeatCount, SVGSMILElement* resultElement)
{
ASSERT(resultElement);
SVGElement* targetElement = this->targetElement();
if (!targetElement || !isSVGAnimateElement(*resultElement))
return;
ASSERT(m_animatedPropertyType == determineAnimatedPropertyType());
ASSERT(percentage >= 0 && percentage <= 1);
ASSERT(m_animatedPropertyType != AnimatedTransformList || isSVGAnimateTransformElement(*this));
ASSERT(m_animatedPropertyType != AnimatedUnknown);
ASSERT(m_animator);
ASSERT(m_animator->type() == m_animatedPropertyType);
ASSERT(m_fromProperty);
ASSERT(m_fromProperty->type() == m_animatedPropertyType);
ASSERT(m_toProperty);
SVGAnimateElement* resultAnimationElement = toSVGAnimateElement(resultElement);
ASSERT(resultAnimationElement->m_animatedProperty);
ASSERT(resultAnimationElement->m_animatedPropertyType == m_animatedPropertyType);
if (isSVGSetElement(*this))
percentage = 1;
if (calcMode() == CalcModeDiscrete)
percentage = percentage < 0.5 ? 0 : 1;
// Target element might have changed.
m_animator->setContextElement(targetElement);
// Values-animation accumulates using the last values entry corresponding to the end of duration time.
SVGPropertyBase* toAtEndOfDurationProperty = m_toAtEndOfDurationProperty ? m_toAtEndOfDurationProperty.get() : m_toProperty.get();
m_animator->calculateAnimatedValue(percentage, repeatCount, m_fromProperty.get(), m_toProperty.get(), toAtEndOfDurationProperty, resultAnimationElement->m_animatedProperty.get());
}
void SVGAnimateElement::resetAnimatedPropertyType()
{
ASSERT(!m_animatedType);
m_fromType.clear();
m_toType.clear();
m_toAtEndOfDurationType.clear();
m_animator.clear();
m_animatedPropertyType = targetElement() ? determineAnimatedPropertyType(targetElement()) : AnimatedString;
}
void SVGAnimateElement::resetAnimatedPropertyType()
{
ASSERT(!m_animatedProperty);
m_fromProperty.clear();
m_toProperty.clear();
m_toAtEndOfDurationProperty.clear();
m_animator.clear();
m_animatedPropertyType = determineAnimatedPropertyType();
}
void SVGAnimateElement::targetElementWillChange(SVGElement* currentTarget, SVGElement* newTarget)
{
SVGSMILElement::targetElementWillChange(currentTarget, newTarget);
ASSERT(!m_animatedType);
m_fromType.clear();
m_toType.clear();
m_toAtEndOfDurationType.clear();
m_animator.clear();
m_animatedPropertyType = newTarget ? determineAnimatedPropertyType(newTarget) : AnimatedString;
}
void SVGAnimateElement::targetElementWillChange(SVGElement* currentTarget, SVGElement* newTarget)
{
SVGSMILElement::targetElementWillChange(currentTarget, newTarget);
if (!m_animatedProperties.isEmpty()) {
ensureAnimator()->stopAnimValAnimation(m_animatedProperties);
m_animatedProperties.clear();
}
m_animatedType.clear();
m_fromType.clear();
m_toType.clear();
m_animator.clear();
m_animatedPropertyType = newTarget ? determineAnimatedPropertyType(newTarget) : AnimatedString;
}
void SVGAnimateElement::calculateAnimatedValue(float percentage, unsigned repeatCount, SVGSMILElement* resultElement)
{
ASSERT(resultElement);
SVGElement* targetElement = this->targetElement();
if (!targetElement)
return;
ASSERT(m_animatedPropertyType == determineAnimatedPropertyType(targetElement));
ASSERT(percentage >= 0 && percentage <= 1);
ASSERT(m_animatedPropertyType != AnimatedTransformList || hasTagName(SVGNames::animateTransformTag));
ASSERT(m_animatedPropertyType != AnimatedUnknown);
ASSERT(m_animator);
ASSERT(m_animator->type() == m_animatedPropertyType);
ASSERT(m_fromType);
ASSERT(m_fromType->type() == m_animatedPropertyType);
ASSERT(m_toType);
ASSERT(resultElement->hasTagName(SVGNames::animateTag)
|| resultElement->hasTagName(SVGNames::animateColorTag)
|| resultElement->hasTagName(SVGNames::animateTransformTag)
|| resultElement->hasTagName(SVGNames::setTag));
SVGAnimateElement* resultAnimationElement = static_cast<SVGAnimateElement*>(resultElement);
ASSERT(resultAnimationElement->m_animatedType);
ASSERT(resultAnimationElement->m_animatedPropertyType == m_animatedPropertyType);
if (hasTagName(SVGNames::setTag))
percentage = 1;
if (calcMode() == CalcModeDiscrete)
percentage = percentage < 0.5 ? 0 : 1;
// Target element might have changed.
m_animator->setContextElement(targetElement);
// Be sure to detach list wrappers before we modfiy their underlying value. If we'd do
// if after calculateAnimatedValue() ran the cached pointers in the list propery tear
// offs would point nowhere, and we couldn't create copies of those values anymore,
// while detaching. This is covered by assertions, moving this down would fire them.
if (!m_animatedProperties.isEmpty())
m_animator->animValWillChange(m_animatedProperties);
// Values-animation accumulates using the last values entry corresponding to the end of duration time.
SVGAnimatedType* toAtEndOfDurationType = m_toAtEndOfDurationType ? m_toAtEndOfDurationType.get() : m_toType.get();
m_animator->calculateAnimatedValue(percentage, repeatCount, m_fromType.get(), m_toType.get(), toAtEndOfDurationType, resultAnimationElement->m_animatedType.get());
}