# File lib/spreadsheet/olewriter.rb, line 20 def initialize(arg) if arg.kind_of?(String) @io = File.open(arg, "w") else @io = arg end @io.binmode @biff_only = false @size_allowed = true @biff_size = 0 @book_size = 0 @big_blocks = 0 @list_blocks = 0 @root_start = 0 @block_count = 4 end