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StringForm.def
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1993-08-15
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(**********************************************************************
:Program. StringForm.def
:Contents. string formatting procedures
:Author. Nicolas Benezan [bne]
:Address. Postwiesenstr. 2, D7000 Stuttgart 60
:Phone. 711/333679
:Copyright. Public Domain
:Language. Modula-2
:Translator. M2Amiga A+L V3.2d
:History. V1.0a [bne] 11.May.1989
**********************************************************************)
DEFINITION MODULE StringForm;
(* All procedures will truncate the string if it was too long to
fit into the array boundaries. *)
PROCEDURE AppendBlanks(VAR String:ARRAY OF CHAR;
Width:INTEGER);
(*:Semantic. Appends blanks to <String> until it has the length <Width>.
*)
PROCEDURE CenterAdjust(VAR String:ARRAY OF CHAR;
Width:INTEGER);
(*:Semantic. Centers <String> within a field <Width> chars wide.
*)
PROCEDURE CutBlanks(VAR String:ARRAY OF CHAR);
(*:Semantic. Cuts leading and trailing blanks.
*)
PROCEDURE EmptyString(String:ARRAY OF CHAR):BOOLEAN;
(*:Result. TRUE, if <String> has the length 0 or consists of blanks only.
*)
PROCEDURE Indent(VAR String:ARRAY OF CHAR;
Margin:INTEGER);
(*:Semantic. Inserts <Margin> blanks on the left side of <String>.
*)
PROCEDURE LeftInsertZeroes(VAR String:ARRAY OF CHAR;
Width:INTEGER);
(*:Semantic. Inserts zeroes until the length of <String> is <Width>.
*)
PROCEDURE RightAdjust(VAR String:ARRAY OF CHAR;
Width:INTEGER);
(*:Semantic. Right-adjusts <String> within a field <Width> chars wide.
*)
END StringForm.