Method decreaseMapDetail

src/mapgui/mapdetailhandler.cpp:357–366

}

void MapDetailHandler::decreaseMapDetail()
{
  int curLevel = getDetailLevel();
  if(curLevel > MapLayerSettings::MAP_MIN_DETAIL_LEVEL)
  {
    sliderActionDetailLevel->setSliderValue(curLevel - 1);
    updateActions();
    emit updateDetailLevel(getDetailLevel(), getDetailLevelText());
  }
}