Function fromString

io/LasReader.cpp:85–113

template<>
StatusWithReason fromString(const std::string& from,
    SrsOrderSpec& srsOrder)
{
    using namespace las;

     static const std::map<std::string, SrsType> typemap =
        { { "wkt2", SrsType::Wkt2 },
          { "wkt1", SrsType::Wkt1 },
          { "projjson", SrsType::Proj },
          { "geotiff", SrsType::Geotiff } };

    StringList srsTypes = Utils::split2(from, ',');
    std::transform(srsTypes.cbegin(), srsTypes.cend(), srsTypes.begin(),
        [](std::string s){ Utils::trim(s); return Utils::tolower(s); });

    for (std::string& stype : srsTypes)
    {
        auto it = typemap.find(stype);
        if (it == typemap.end())
            return { -1, "Invalid SRS type '" + stype + "'. Must be one of 'wkt1', "
                "'geotiff', 'wkt' or 'projjson'." };
        SrsType type = it->second;
        if (Utils::contains(srsOrder.types, type))
            return { -1,
                "Duplicate SRS type '" + stype + "' in 'vlr_srs_order'" };
        srsOrder.types.push_back(type);
    }
    return true;
}

template<>
std::string toString(const SrsOrderSpec& srsOrder)