find_regions_with_attribute()

std::vector< Region > MayaFlux::Kakshya::RegionGroup::find_regions_with_attribute ( const std::string &  key, const std::any &  value  ) const

inline

Find all regions with a specific attribute value.

Parameters

key	Attribute key.
value	Attribute value to match.

Returns

Vector of matching Regions.

Definition at line 211 of file RegionGroup.hpp.

    {
        std::vector<Region> result;
        std::ranges::copy_if(regions, std::back_inserter(result),
            [&key, &value](const Region& region) {
                auto it = region.attributes.find(key);
 
                if (it == region.attributes.end() || it->second.type() != value.type())
                    return false;
 
                if (value.type() == typeid(std::string))
                    return any_equal<std::string>(it->second, value);
                if (value.type() == typeid(double))
                    return any_equal<double>(it->second, value);
                if (value.type() == typeid(int))
                    return any_equal<int>(it->second, value);
                if (value.type() == typeid(bool))
                    return any_equal<bool>(it->second, value);
                if (value.type() == typeid(float))
                    return any_equal<float>(it->second, value);
                if (value.type() == typeid(uint32_t))
                    return any_equal<uint32_t>(it->second, value);
                if (value.type() == typeid(int64_t))
                    return any_equal<int64_t>(it->second, value);
                if (value.type() == typeid(uint64_t))
                    return any_equal<uint64_t>(it->second, value);
                return false;
            });
        return result;
    }

References MayaFlux::Kakshya::Region::attributes.