code: public static void exports(Media configSheets, int tileWidth, int tileHeight, Collection<String> sheets)
      {
          Check.notNull(configSheets);
          Check.notNull(sheets);
  
          final Xml nodeSheets = new Xml(NODE_TILE_SHEETS);
          nodeSheets.writeString(Constant.XML_HEADER, Constant.ENGINE_WEBSITE);
  
          final Xml tileSize = nodeSheets.createChild(NODE_TILE_SIZE);
          tileSize.writeString(ATT_TILE_WIDTH, String.valueOf(tileWidth));
          tileSize.writeString(ATT_TILE_HEIGHT, String.valueOf(tileHeight));
  
          exportSheets(nodeSheets, sheets);
  
          nodeSheets.save(configSheets);
      }
docs: Export the sheets configuration.
  
  @param configSheets The export media (must not be <code>null</code>).
  @param tileWidth The tile width.
  @param tileHeight The tile height.
  @param sheets The sheets filename (must not be <code>null</code>).
  @throws LionEngineException If error on writing.