Method ProcessKey

libs/drape_frontend/stylist.cpp:110–162

}

void Stylist::ProcessKey(FeatureType & f, drule::Key const & key)
{
  drule::BaseRule const * const dRule = drule::rules().Find(key);
#ifdef DEBUG
  using feature::GeomType;
  auto const geomType = f.GetGeomType();
#endif  // DEBUG
  switch (key.m_type)
  {
  case drule::symbol:
    ASSERT(dRule->GetSymbol() && !m_symbolRule && (geomType == GeomType::Point || geomType == GeomType::Area),
           (m_symbolRule == nullptr, geomType, f.DebugString()));
    m_symbolRule = dRule->GetSymbol();
    break;
  case drule::caption:
    ASSERT(dRule->GetCaption() && dRule->GetCaption()->has_primary() && !m_captionRule &&
               (geomType == GeomType::Point || geomType == GeomType::Area),
           (m_captionRule == nullptr, f.DebugString()));
    m_captionRule = dRule->GetCaption();
    break;
  case drule::pathtext:
    ASSERT(dRule->GetPathtext() && dRule->GetPathtext()->has_primary() && !m_pathtextRule && geomType == GeomType::Line,
           (m_pathtextRule == nullptr, geomType, f.DebugString()));
    m_pathtextRule = dRule->GetPathtext();
    break;
  case drule::shield:
    ASSERT(dRule->GetShield() && !m_shieldRule && geomType == GeomType::Line,
           (m_shieldRule == nullptr, geomType, f.DebugString()));
    m_shieldRule = dRule->GetShield();
    break;
  case drule::line:
    ASSERT(dRule->GetLine() && geomType == GeomType::Line, (geomType, f.DebugString()));
    m_lineRules.push_back(dRule->GetLine());
    break;
  case drule::area:
    ASSERT(dRule->GetArea() && geomType == GeomType::Area, (geomType, f.DebugString()));
    if (key.m_hatching)
    {
      ASSERT(!m_hatchingRule, (f.DebugString()));
      m_hatchingRule = dRule->GetArea();
    }
    else
    {
      ASSERT(!m_areaRule, (f.DebugString()));
      m_areaRule = dRule->GetArea();
    }
    break;
  // TODO(pastk) : check if circle/waymarker support exists still (not used in styles ATM).
  case drule::circle:
  case drule::waymarker:
  default: ASSERT(false, (key.m_type, f.DebugString())); return;
  }
}

Stylist::Stylist(FeatureType & f, uint8_t zoomLevel, int8_t deviceLang)
{