text: #include <bounce/procedural/text/manger/manager.hpp>
  #include <bounce/resources/manager.hpp>
  
  TextCollection *TextManager::get_collection(const std::string &collection_name)
  {
      // check if collection already loaded; load if not
      auto it = this->_collections.find(collection_name);
      if (it == this->_collections.end()) {
          this->_collections[collection_name] = new TextCollection(collection_name);
      }
      // TODO what if the collection doesn't exist?
  
      return this->_collections[collection_name];
  }