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Trailing-Edge - PDP-10 Archives - BB-K818A-BM_1981 - sources/cycval.for
There are no other files named cycval.for in the archive.
C  Copyright (C) 1980, by Digital Equipment Corporation, Maynard, Mass.
C operating-system-dependent switches
C  Copyright (C) 1980, by Digital Equipment Corporation, Maynard, Mass.
C 
C 
C   			C O P Y R I G H T
C 
C 
C   		Copyright (C) 1980 by
C   		Digital Equipment Corporation, Maynard, Mass.
C 
C 
C   	This software is furnished under a license and may be used and
C   	copied  only  in accordance with the terms of such license and
C   	with the  inclusion  of  the  above  copyright  notice.   This
C   	software  or  any  other copies thereof may not be provided or
C   	otherwise made available to any other person.  No title to and
C   	ownership of the software is hereby transferred.
C 
C   	The information in this software is subject to change  without
C   	notice  and should not be construed as a commitment by Digital
C   	Equipment Corporation.
C 
C   	DIGITAL assumes no responsibility for the use  or  reliability
C   	of its software on equipment that is not supplied by DIGITAL.
C 
C 	define char byte
C  27+128
C  w(riting) opt(ion)s come groups of 8:
C 	(1) replace(0)/erase(1)/complement(2)/overlay(3)
C 	(2) negative image 0/1
C 	(3) pattern  < 256	bit mask (e.g. 192 = P11000000)
C 		    >= 256	canned pattern * 256 (e.g. 512 = P2)
C 				if value >= 256, low 8 bits are ignored
C 	(4) pattern multiplier, different from 6(?)
C 	(5) shading flag, sim pattern+ >= 10 use char
C 	(6) if shading != 0 this is y reference val
C 	(7) pixel multiplier, 1 <= value <= 10
C 	(8) alternating 0/1
C 	(9) foreground intensity, 0 <= value <= 7
C 	(10) background intensity, 0 <= value <= 7
C 
C   offsets from gwopsp...
C   Inktypes...
C   Inkolors...
C Text options
C 	RSTSONLY	define Maxgels 1000	# due to limited RAM on RSTS
C   drawing primitive gels...
C   attribute/marker/other gels...
C   writing attribute gels : Woptbase + wopindex
C   similarly topts...
C maximum # of characters in a filespec
C maximum # of characters in a command line
C max length of prompt buffer
C max number of characters in file record
C size of record buffers (Fbufsz + 1)
C 	include logdef
C ========================================================================
C ========================================================================
      integer function cycval ( k , nm , nv , vsi , vsc , val , mval )
      integer k , nv , vsi ( 1 ) , val ( 1 ) , mval
      integer curdx , curdy , smalld , larged
      integer scf , lorng , hirng
      integer cname ( 75 )
      common / keypad / curdx , curdy , smalld , larged , scf , lorng , 
     *hirng , cname
      integer nm ( 1 ) , vsc ( 1 )
      integer inch , key , c , cycing
      integer i
C string sep \:\
      integer sep ( 3 )
      data sep ( 1 ) , sep ( 2 ) , sep ( 3 ) / 58 , 32 , 0 /
      cycing = 1
      continue
       i = 1
23000 if(.not.(i.le.nv))goto 23002
      if(.not.( mval .eq. val ( i ) ))goto 23003
      goto 23002
23003 continue
23001 i=i+1
      goto 23000
23002 continue
      if(.not.( i .gt. nv ))goto 23005
      i = nv
23005 continue
      continue
23007 if(.not.( cycing .ne. 0 ))goto 23008
      call uprmt ( nm )
      call uprmt ( sep )
      call uprmt ( vsc ( vsi ( i ) ) )
      key = inch ( c )
      if(.not.( key .eq. 274 .or. key .eq. k ))goto 23009
      i = i + 1
      if(.not.( i .gt. nv ))goto 23011
      i = 1
23011 continue
      goto 23010
23009 continue
      if(.not.( key .eq. 276 ))goto 23013
      i = i - 1
      if(.not.( i .lt. 1 ))goto 23015
      i = nv
23015 continue
      goto 23014
23013 continue
      if(.not.( key .eq. 268 ))goto 23017
      cycval = 1
      cycing = 0
      goto 23018
23017 continue
      if(.not.( key .eq. 273 ))goto 23019
      cycval = - 1
      cycing = 0
      goto 23020
23019 continue
      cycval = 0
      cycing = 0
23020 continue
23018 continue
23014 continue
23010 continue
      goto 23007
23008 continue
      if(.not.( cycval .gt. 0 ))goto 23021
      mval = val ( i )
23021 continue
      return
      end