Method deriveFrameConfig

app/src/AppState.cpp:229–280

* @brief Computes the FrameConfig for device 0 from current state. */

 * @brief Computes the FrameConfig for device 0 from current state.
 */
IO::FrameConfig AppState::deriveFrameConfig() const
{
  IO::FrameConfig cfg;
  cfg.operationMode = m_operationMode;

  if (m_operationMode == SerialStudio::QuickPlot) {
    cfg.startSequences    = {};
    cfg.finishSequences   = {QByteArray("\n"), QByteArray("\r\n"), QByteArray("\r")};
    cfg.checksumAlgorithm = QString();
    cfg.frameDetection    = SerialStudio::EndDelimiterOnly;
    return cfg;
  }

  if (m_operationMode == SerialStudio::ConsoleOnly) {
    cfg.startSequences    = {};
    cfg.finishSequences   = {};
    cfg.checksumAlgorithm = QString();
    cfg.frameDetection    = SerialStudio::NoDelimiters;
    return cfg;
  }

  const auto& sources = DataModel::ProjectModel::instance().sources();
  if (sources.empty()) {
    cfg.startSequences    = {QByteArray("/*")};
    cfg.finishSequences   = {QByteArray("*/")};
    cfg.checksumAlgorithm = QString();
    cfg.frameDetection    = DataModel::ProjectModel::instance().frameDetection();
    return cfg;
  }

  cfg.frameDetection = static_cast<SerialStudio::FrameDetection>(sources[0].frameDetection);

  QByteArray startSeq;
  QByteArray finishSeq;
  DataModel::read_io_settings(
    startSeq, finishSeq, cfg.checksumAlgorithm, DataModel::serialize(sources[0]));

  cfg.startSequences  = startSeq.isEmpty() ? QList<QByteArray>{} : QList<QByteArray>{startSeq};
  cfg.finishSequences = finishSeq.isEmpty() ? QList<QByteArray>{} : QList<QByteArray>{finishSeq};

  if ((cfg.frameDetection == SerialStudio::StartDelimiterOnly
       || cfg.frameDetection == SerialStudio::StartAndEndDelimiter)
      && cfg.startSequences.isEmpty()) [[unlikely]]
    cfg.frameDetection =
      cfg.finishSequences.isEmpty() ? SerialStudio::NoDelimiters : SerialStudio::EndDelimiterOnly;

  if (cfg.frameDetection == SerialStudio::EndDelimiterOnly && cfg.finishSequences.isEmpty())
    [[unlikely]]
    cfg.frameDetection = SerialStudio::NoDelimiters;

  return cfg;
}