gendescr.sa


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-- Copyright (C) 2000 by K Hopper, University of Waikato, New Zealand        --
-- This file is part of the GNU Sather library. It is free software; you may --
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-- This  library  is distributed  in the  hope that it will  be  useful, but --
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abstract class $ANCHORED_FMT < $FMT

abstract class $ANCHORED_FMT < $FMT is -- This abstract class models a value which requires an anchored format -- text representation. -- Version 1.1 Mar 99. Copyright K Hopper, U of Waikato -- Development History -- ------------------- -- Date Who By Detail -- ---- ------ ------ -- 11 Feb 99 kh Original after FMT/DESCR confusion -- 29 Mar 99 kh Revised for V8 of text classes fmt( descr : ANCHORED_DESCR, lib : LIBCHARS ) : STR ; -- This routine formats those representations which require simple -- layout only, using the given repertoire and encoding. fmt( descr : ANCHORED_DESCR ) : STR ; -- This routine formats those representations which require simple -- layout only, using a default repertoire and encoding. end ; -- $ANCHORED_FMT

abstract class $ANCHORED_DESCR < $VAL_DESCR

abstract class $ANCHORED_DESCR < $VAL_DESCR is -- This abstract class models the concept of a format which has an -- anchored position around which a value will be placed when rendering. -- Version 1.0 Sep 98. Copyright K Hopper, U of Waikato -- Development History -- ------------------- -- Date Who By Detail -- ---- ------ ------ -- 7 Sep 98 kh Original after Modula-2 library. filler : CHAR_CODE ; leading : CARD ; trailing : CARD ; width : CARD ; end ; -- $ANCHORED_DESCR

class ANCHORED_DESCR < $ANCHORED_DESCR

class ANCHORED_DESCR < $ANCHORED_DESCR is -- This class implements an anchored format description for use when -- rendering a value to text. -- Version 1.0 Sep 98. Copyright K Hopper, U of Waikato -- Development History -- ------------------- -- Date Who By Detail -- ---- ------ ------ -- 7 Sep 98 kh Original after Modula-2 library. readonly attr filler : CHAR_CODE ; readonly attr leading : CARD ; readonly attr trailing : CARD ; readonly attr width : CARD ; create( fill : CHAR_CODE, lead, trail : CARD ) : SAME is -- This is the single routine in this class. It returns a newly created -- object for use when carrying out anchored formatting. me : SAME := new ; me.filler := fill ; me.leading := lead ; me.trailing := trail ; me.width := lead + trail ; return me end ; end ; -- ANCHORED_DESCR