Method: Rspreadsheet::Image#initialize_from_file

Defined in:
lib/rspreadsheet/image.rb

#initialize_from_file(filename, mime) ⇒ Object 



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# File 'lib/rspreadsheet/image.rb', line 68

def initialize_from_file(filename,mime)
  # ověřit, zda soubor na disku existuje TODO: tady by to chtělo zobecnit na IO
  raise 'File does not exist or it is not accessible' unless File.exist?(filename)
  @original_filename = filename
  @mime = mime
  self
end