ShadowData ShadowData::blend(const ShadowData& from, double progress, const Color& currentColor) const
{
ASSERT(style() == from.style());
return ShadowData(blink::blend(from.location(), location(), progress),
clampTo(blink::blend(from.blur(), blur(), progress), 0.0f),
blink::blend(from.spread(), spread(), progress),
style(),
blink::blend(from.color().resolve(currentColor), color().resolve(currentColor), progress));
}
ShadowData ShadowData::blend(const ShadowData& from, double progress) const
{
if (style() != from.style())
return *this;
return ShadowData(WebCore::blend(from.location(), location(), progress),
clampTo<int>(WebCore::blend(from.blur(), blur(), progress), 0),
WebCore::blend(from.spread(), spread(), progress),
style(),
WebCore::blend(from.color(), color(), progress));
}