static PassRefPtr<TypeBuilder::Array<TypeBuilder::LayerTree::ScrollRect> > buildScrollRectsForLayer(GraphicsLayer* graphicsLayer)
{
RefPtr<TypeBuilder::Array<TypeBuilder::LayerTree::ScrollRect> > scrollRects = TypeBuilder::Array<TypeBuilder::LayerTree::ScrollRect>::create();
WebLayer* webLayer = graphicsLayer->platformLayer();
for (size_t i = 0; i < webLayer->nonFastScrollableRegion().size(); ++i) {
scrollRects->addItem(buildScrollRect(webLayer->nonFastScrollableRegion()[i], TypeBuilder::LayerTree::ScrollRect::Type::RepaintsOnScroll));
}
for (size_t i = 0; i < webLayer->touchEventHandlerRegion().size(); ++i) {
scrollRects->addItem(buildScrollRect(webLayer->touchEventHandlerRegion()[i], TypeBuilder::LayerTree::ScrollRect::Type::TouchEventHandler));
}
if (webLayer->haveWheelEventHandlers()) {
WebRect webRect(webLayer->position().x, webLayer->position().y, webLayer->bounds().width, webLayer->bounds().height);
scrollRects->addItem(buildScrollRect(webRect, TypeBuilder::LayerTree::ScrollRect::Type::WheelEventHandler));
}
return scrollRects->length() ? scrollRects.release() : nullptr;
}
static std::unique_ptr<Array<protocol::LayerTree::ScrollRect>>
buildScrollRectsForLayer(GraphicsLayer* graphicsLayer,
bool reportWheelScrollers) {
std::unique_ptr<Array<protocol::LayerTree::ScrollRect>> scrollRects =
Array<protocol::LayerTree::ScrollRect>::create();
WebLayer* webLayer = graphicsLayer->platformLayer();
WebVector<WebRect> nonFastScrollableRects =
webLayer->nonFastScrollableRegion();
for (size_t i = 0; i < nonFastScrollableRects.size(); ++i) {
scrollRects->addItem(buildScrollRect(
nonFastScrollableRects[i],
protocol::LayerTree::ScrollRect::TypeEnum::RepaintsOnScroll));
}
WebVector<WebRect> touchEventHandlerRects =
webLayer->touchEventHandlerRegion();
for (size_t i = 0; i < touchEventHandlerRects.size(); ++i) {
scrollRects->addItem(buildScrollRect(
touchEventHandlerRects[i],
protocol::LayerTree::ScrollRect::TypeEnum::TouchEventHandler));
}
if (reportWheelScrollers) {
WebRect webRect(webLayer->position().x, webLayer->position().y,
webLayer->bounds().width, webLayer->bounds().height);
scrollRects->addItem(buildScrollRect(
webRect, protocol::LayerTree::ScrollRect::TypeEnum::WheelEventHandler));
}
return scrollRects->length() ? std::move(scrollRects) : nullptr;
}
