SVGAnimatedPropertyAnimator.h [plain text]
#pragma once
#include "SVGAttributeAnimator.h"
namespace WebCore {
class SVGElement;
template<typename AnimatedProperty, typename AnimationFunction>
class SVGAnimatedPropertyAnimator : public SVGAttributeAnimator {
public:
using AnimatorAnimatedProperty = AnimatedProperty;
template<typename... Arguments>
SVGAnimatedPropertyAnimator(const QualifiedName& attributeName, Ref<AnimatedProperty>& animated, Arguments&&... arguments)
: SVGAttributeAnimator(attributeName)
, m_animated(animated.copyRef())
, m_function(std::forward<Arguments>(arguments)...)
{
}
void appendAnimatedInstance(Ref<AnimatedProperty>& animated)
{
m_animatedInstances.append(animated.copyRef());
}
bool isDiscrete() const override { return m_function.isDiscrete(); }
void setFromAndToValues(SVGElement* targetElement, const String& from, const String& to) override
{
m_function.setFromAndToValues(targetElement, from, to);
}
void setFromAndByValues(SVGElement* targetElement, const String& from, const String& by) override
{
m_function.setFromAndByValues(targetElement, from, by);
}
void setToAtEndOfDurationValue(const String& toAtEndOfDuration) override
{
m_function.setToAtEndOfDurationValue(toAtEndOfDuration);
}
void start(SVGElement*) override
{
m_animated->startAnimation();
for (auto& instance : m_animatedInstances)
instance->instanceStartAnimation(m_animated);
}
void apply(SVGElement* targetElement) override
{
if (isAnimatedStylePropertyAniamtor(targetElement))
applyAnimatedStylePropertyChange(targetElement, m_animated->animValAsString());
applyAnimatedPropertyChange(targetElement);
}
void stop(SVGElement* targetElement) override
{
if (!m_animated->isAnimating())
return;
applyAnimatedPropertyChange(targetElement);
if (isAnimatedStylePropertyAniamtor(targetElement))
removeAnimatedStyleProperty(targetElement);
m_animated->stopAnimation();
for (auto& instance : m_animatedInstances)
instance->instanceStopAnimation();
}
Optional<float> calculateDistance(SVGElement* targetElement, const String& from, const String& to) const override
{
return m_function.calculateDistance(targetElement, from, to);
}
protected:
Ref<AnimatedProperty> m_animated;
Vector<Ref<AnimatedProperty>> m_animatedInstances;
AnimationFunction m_function;
};
}