void
SVGAnimationElement::ActivateByHyperlink()
{
FlushAnimations();
// The behavior for when the target is an animation element is defined in
// SMIL Animation:
// http://www.w3.org/TR/smil-animation/#HyperlinkSemantics
nsSMILTimeValue seekTime = mTimedElement.GetHyperlinkTime();
if (seekTime.IsDefinite()) {
nsSMILTimeContainer* timeContainer = GetTimeContainer();
if (timeContainer) {
timeContainer->SetCurrentTime(seekTime.GetMillis());
AnimationNeedsResample();
// As with SVGSVGElement::SetCurrentTime, we need to trigger
// a synchronous sample now.
FlushAnimations();
}
// else, silently fail. We mustn't be part of an SVG document fragment that
// is attached to the document tree so there's nothing we can do here
} else {
ErrorResult rv;
BeginElement(rv);
}
}
void
SVGAnimationElement::EndElementAt(float offset, ErrorResult& rv)
{
// Make sure the timegraph is up-to-date
FlushAnimations();
rv = mTimedElement.EndElementAt(offset);
if (rv.Failed())
return;
AnimationNeedsResample();
// Force synchronous sample
FlushAnimations();
}
void
SVGAnimationElement::BeginElementAt(float offset, ErrorResult& rv)
{
// Make sure the timegraph is up-to-date
FlushAnimations();
// This will fail if we're not attached to a time container (SVG document
// fragment).
rv = mTimedElement.BeginElementAt(offset);
if (rv.Failed())
return;
AnimationNeedsResample();
// Force synchronous sample so that events resulting from this call arrive in
// the expected order and we get an up-to-date paint.
FlushAnimations();
}
void
nsSVGElement::GetAnimatedLengthValues(float *aFirst, ...)
{
#ifdef MOZ_SMIL
FlushAnimations();
#endif
LengthAttributesInfo info = GetLengthInfo();
NS_ASSERTION(info.mLengthCount > 0,
"GetAnimatedLengthValues on element with no length attribs");
nsSVGSVGElement *ctx = nsnull;
float *f = aFirst;
PRUint32 i = 0;
va_list args;
va_start(args, aFirst);
while (f && i < info.mLengthCount) {
PRUint8 type = info.mLengths[i].GetSpecifiedUnitType();
if (!ctx) {
if (type != nsIDOMSVGLength::SVG_LENGTHTYPE_NUMBER &&
type != nsIDOMSVGLength::SVG_LENGTHTYPE_PX)
ctx = GetCtx();
}
if (type == nsIDOMSVGLength::SVG_LENGTHTYPE_EMS ||
type == nsIDOMSVGLength::SVG_LENGTHTYPE_EXS)
*f = info.mLengths[i++].GetAnimValue(this);
else
*f = info.mLengths[i++].GetAnimValue(ctx);
f = va_arg(args, float*);
}
va_end(args);
}
