TUPCEANReader

type TUPCEANReader = class(TOneDReader)

protected

  MAX_AVG_VARIANCE: Integer;

  MAX_INDIVIDUAL_VARIANCE: Integer;

  START_END_PATTERN: TIntegerArray;

  class function decodeEnd(); virtual;

  class function checkChecksum(); virtual;

public

  L_AND_G_PATTERNS: ;

  MIDDLE_PATTERN: TIntegerArray;

  L_PATTERNS: ;

  constructor Create; virtual;

  destructor Destroy; override;

  class function DecodeMiddle(); virtual; abstract;

  function BarcodeFormat; virtual; abstract;

  class function findStartGuardPattern();

  class function decodeDigit();

  function decodeRow(); override; overload;

  function DoDecodeRow();

end;

TUPCEANReader

TOneDReader

TObject,IReader