Method ready

io/TextWriter.cpp:159–207

void TextWriter::ready(PointTableRef table)
{
    m_stream = FileStreamPtr(Utils::createFile(filename(), true), FileStreamDeleter());
    if (!m_stream)
        throwError("Couldn't open '" + filename() + "' for output.");

    *m_stream << std::fixed;

    m_xDim = { Dimension::Id::X, static_cast<size_t>(m_precision),
        table.layout()->dimName(Dimension::Id::X) };
    m_yDim = { Dimension::Id::Y, static_cast<size_t>(m_precision),
        table.layout()->dimName(Dimension::Id::Y) };
    m_zDim = { Dimension::Id::Z, static_cast<size_t>(m_precision),
        table.layout()->dimName(Dimension::Id::Z) };

    // Find the dimensions listed and put them on the id list.
    StringList dimNames = Utils::split2(m_dimOrder, ',');
    for (std::string dim : dimNames)
    {
        const DimSpec& spec = extractDim(dim, table);
        if (spec.id == Dimension::Id::X)
            m_xDim = spec;
        else if (spec.id == Dimension::Id::Y)
            m_yDim = spec;
        else if (spec.id == Dimension::Id::Z)
            m_zDim = spec;
        m_dims.push_back(spec);
    }

    // Add the rest of the dimensions to the list if we're doing that.
    // Yes, this isn't efficient when, but it's simple.
    if (m_dimOrder.empty() || m_writeAllDims)
    {
        Dimension::IdList all = table.layout()->dims();
        for (auto id : all)
        {
            DimSpec ds { id, static_cast<size_t>(m_precision),
                table.layout()->dimName(id) };
            if (!findDim(id, ds))
                m_dims.push_back(ds);
        }
    }

    if (!m_writeHeader)
        log()->get(LogLevel::Debug) << "Not writing header" << std::endl;
    else
        writeHeader(table);
    m_idx = 0;
}


void TextWriter::writeHeader(PointTableRef table)