void
SVGMotionSMILAnimationFunction::RebuildPathAndVerticesFromPathAttr()
{
const nsAString& pathSpec = GetAttr(nsGkAtoms::path)->GetStringValue();
mPathSourceType = ePathSourceType_PathAttr;
// Generate Path from |path| attr
SVGPathData path;
nsSVGPathDataParser pathParser(pathSpec, &path);
// We ignore any failure returned from Parse() since the SVG spec says to
// accept all segments up to the first invalid token. Instead we must
// explicitly check that the parse produces at least one path segment (if
// the path data doesn't begin with a valid "M", then it's invalid).
pathParser.Parse();
if (!path.Length()) {
return;
}
mPath = path.ToPathForLengthOrPositionMeasuring();
bool ok = path.GetDistancesFromOriginToEndsOfVisibleSegments(&mPathVertices);
if (!ok || !mPathVertices.Length()) {
mPath = nullptr;
}
}
