/* static */ bool
ActiveLayerTracker::IsStyleAnimated(nsDisplayListBuilder* aBuilder,
nsIFrame* aFrame, nsCSSProperty aProperty)
{
// TODO: Add some abuse restrictions
if ((aFrame->StyleDisplay()->mWillChangeBitField & NS_STYLE_WILL_CHANGE_TRANSFORM) &&
aProperty == eCSSProperty_transform &&
(!aBuilder || aBuilder->IsInWillChangeBudget(aFrame, aFrame->GetSize()))) {
return true;
}
if ((aFrame->StyleDisplay()->mWillChangeBitField & NS_STYLE_WILL_CHANGE_OPACITY) &&
aProperty == eCSSProperty_opacity &&
(!aBuilder || aBuilder->IsInWillChangeBudget(aFrame, aFrame->GetSize()))) {
return true;
}
LayerActivity* layerActivity = GetLayerActivity(aFrame);
if (layerActivity) {
if (layerActivity->RestyleCountForProperty(aProperty) >= 2) {
return true;
}
}
if (aProperty == eCSSProperty_transform && aFrame->Combines3DTransformWithAncestors()) {
return IsStyleAnimated(aBuilder, aFrame->GetParent(), aProperty);
}
return nsLayoutUtils::HasCurrentAnimationsForProperties(aFrame, &aProperty, 1);
}
/* static */ bool
ActiveLayerTracker::IsStyleAnimated(nsIFrame* aFrame, nsCSSProperty aProperty)
{
LayerActivity* layerActivity = GetLayerActivity(aFrame);
if (layerActivity) {
if (layerActivity->RestyleCountForProperty(aProperty) >= 2) {
return true;
}
}
if (aProperty == eCSSProperty_transform && aFrame->Preserves3D()) {
return IsStyleAnimated(aFrame->GetParent(), aProperty);
}
nsIContent* content = aFrame->GetContent();
if (content) {
if (mozilla::HasAnimationOrTransition<ElementAnimations>(
content, nsGkAtoms::animationsProperty, aProperty)) {
return true;
}
if (mozilla::HasAnimationOrTransition<ElementTransitions>(
content, nsGkAtoms::transitionsProperty, aProperty)) {
return true;
}
}
return false;
}
/* static */ bool
ActiveLayerTracker::IsStyleAnimated(nsIFrame* aFrame, nsCSSProperty aProperty)
{
LayerActivity* layerActivity = GetLayerActivity(aFrame);
if (layerActivity) {
if (layerActivity->RestyleCountForProperty(aProperty) >= 2) {
return true;
}
}
if (aProperty == eCSSProperty_transform && aFrame->Preserves3D()) {
return IsStyleAnimated(aFrame->GetParent(), aProperty);
}
return false;
}
/* static */ bool
ActiveLayerTracker::IsStyleAnimated(nsIFrame* aFrame, nsCSSProperty aProperty)
{
// TODO: Add some abuse restrictions
if ((aFrame->StyleDisplay()->mWillChangeBitField & NS_STYLE_WILL_CHANGE_TRANSFORM) &&
aProperty == eCSSProperty_transform) {
return true;
}
if ((aFrame->StyleDisplay()->mWillChangeBitField & NS_STYLE_WILL_CHANGE_OPACITY) &&
aProperty == eCSSProperty_opacity) {
return true;
}
LayerActivity* layerActivity = GetLayerActivity(aFrame);
if (layerActivity) {
if (layerActivity->RestyleCountForProperty(aProperty) >= 2) {
return true;
}
}
if (aProperty == eCSSProperty_transform && aFrame->Preserves3D()) {
return IsStyleAnimated(aFrame->GetParent(), aProperty);
}
nsIContent* content = aFrame->GetContent();
if (content) {
if (mozilla::HasAnimationOrTransition<ElementAnimations>(
content, nsGkAtoms::animationsProperty, aProperty)) {
return true;
}
if (mozilla::HasAnimationOrTransition<ElementTransitions>(
content, nsGkAtoms::transitionsProperty, aProperty)) {
return true;
}
}
return false;
}
/* static */ bool
ActiveLayerTracker::IsStyleMaybeAnimated(nsIFrame* aFrame, nsCSSProperty aProperty)
{
return IsStyleAnimated(nullptr, aFrame, aProperty);
}
