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############################################################################
#
# File: dd2wif.icn
#
# Subject: Program to produce a WIF from drawdown
#
# Author: Ralph E. Griswold
#
# Date: July 4, 2002
#
############################################################################
#
# This file is in the public domain.
#
############################################################################
#
# This program reads BLPs that represent drawdowns. The names of BLP
# files are given on the command line. WIF files are output.
#
# The following option is supported:
#
# -w make Web page; default don't
#
# If Web pages are being produced, the extension "html" is used; otherwise
# "wif".
#
############################################################################
#
# Links: basename, options, pattread, patutils
#
############################################################################
link basename
link options
link pattread
link patutils
procedure main(args)
local rows, cols, treadling, threading, count, tieup, line, opts, lt, ext
local shafts, treadles, i, tie_line, row, treadle, draft, title, web
local name, input, output
opts := options(args, "w")
title := \opts["t"] | "example"
web := \opts["w"]
if \web then { # make Web page
lt := "<BR>"
ext := ".html"
}
else ext := ".wif"
every name := !args do {
input := open(name) | stop("Cannot open ", name)
rows := pattread(input)
close(input)
output := open(basename(name, ".blp") || ext, "w") |
stop("Cannot open file for writing.")
write(output, "<HTML>")
write(output, "<BODY>")
cols := rot(rows) # rotate to get columns
treadles := examine(rows) # get treadles
shafts := examine(cols) # get shafts
treadling := [] # construct treadling sequence
every put(treadling, treadles[!rows])
threading := [] # construct threading sequence
every put(threading, shafts[!cols])
tieup := table()
every row := key(treadles) do { # get unique rows
treadle := treadles[row] # assigned treadle number
tie_line := repl("0", *shafts) # blank tie-up line
every i := 1 to *row do # go through row
if row[i] == "1" then # if warp on top
tie_line[threading[i]] := "1" # mark shaft position
tieup[treadle] := tie_line # add line to tie-up
}
write(output, "[WIF]", lt)
write(output, "Version=1.1", lt)
write(output, "Date=" || &dateline, lt)
write(output, "Developers=ralph@cs.arizona.edu", lt)
write(output, "Source Program=dd2wif.icn", lt)
write(output, "[CONTENTS]", lt)
write(output, "Color Palette=yes", lt)
write(output, "Text=yes", lt)
write(output, "Weaving=yes", lt)
write(output, "Tieup=yes", lt)
write(output, "Color Table=yes", lt)
write(output, "Threading=yes", lt)
write(output, "Treadling=yes", lt)
write(output, "Warp colors=yes", lt)
write(output, "Weft colors=yes", lt)
write(output, "Warp=yes", lt)
write(output, "Weft=yes", lt)
write(output, "[COLOR PALETTE]", lt)
write(output, "Entries=2", lt)
write(output, "Form=RGB", lt)
write(output, "Range=0," || 2 ^ 16 - 1, lt)
write(output, "[TEXT]", lt)
write(output, "Title=", basename(name, ".blp"), lt)
write(output, "Author=Ralph E. Griswold", lt)
write(output, "Address=5302 E. 4th St., Tucson, AZ 85711-2304", lt)
write(output, "EMail=ralph@cs.arizona.edu", lt)
write(output, "Telephone=520-881-1470", lt)
write(output, "FAX=520-325-3948", lt)
write(output, "[WEAVING]", lt)
write(output, "Shafts=", *shafts, lt)
write(output, "Treadles=", *treadles, lt)
write(output, "Rising shed=yes", lt)
write(output, "[WARP]", lt)
write(output, "Threads=", *threading, lt)
write(output, "Units=Decipoints", lt)
write(output, "Thickness=10", lt)
write(output, "Color=1", lt)
write(output, "[WEFT]", lt)
write(output, "Threads=", *treadling, lt)
write(output, "Units=Decipoints", lt)
write(output, "Thickness=10", lt)
write(output, "Color=2", lt)
write(output, "[WARP THICKNESS]", lt)
write(output, "[WEFT THICKNESS]", lt)
write(output, "[COLOR TABLE]", lt)
write(output, "1=0,0,0", lt)
write(output, "2=65535,65535,65535", lt)
write(output, "[THREADING]", lt)
every i := 1 to *threading do
write(output, i, "=", threading[i], lt)
write(output, "[TREADLING]", lt)
every i := 1 to *treadling do
write(output, i, "=", treadling[i], lt)
write(output, "[TIEUP]", lt)
every i := 1 to *tieup do
write(output, i, "=", tromp(tieup[i]), lt)
if \web then {
write(output, "</BODY>")
write(output, "</HTML>")
}
close(output)
}
end
procedure tromp(treadle)
local result
result := ""
treadle ? {
every result ||:= upto("1") || ","
}
return result[1:-1]
end
procedure examine(array)
local count, lines, line
lines := table() # table to be keyed by line patterns
count := 0
every line := !array do # process lines
/lines[line] := (count +:= 1) # if new line, insert with new number
return lines
end
procedure rot(rows)
local cols, row, grid, i
cols := list(*rows[1], "")
every row := !rows do {
i := 0
every grid := !row do
cols[i +:= 1] := grid || cols[i]
}
return cols
end
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