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############################################################################
#
# File: fileimag.icn
#
# Subject: Program to create GIF image of file text
#
# Author: Ralph E. Griswold
#
# Date: July 8, 1997
#
############################################################################
#
# This file is in the public domain.
#
############################################################################
#
# This program creates an image file for a text file. The results are
# unpredictable for binary files or files with control characters.
#
# The image may be too large for a window.
#
# Badly needed are options for the font.
#
############################################################################
#
# Requires: Version 9 graphics
#
############################################################################
#
# Links: wopen
#
############################################################################
link wopen
procedure main(args)
local input, width, height, line
input := open(args[1]) | stop("*** cannot open file")
width := height := 0
while line := read(input) do {
height +:= 1
width <:= *line
}
height +:= 1
close(input)
input := open(args[1]) | stop("*** cannot re-open file")
WOpen("canvas=hidden", "columns=" || width, "lines=" || height) |
stop("*** cannot open window")
while WWrite(WRead(input))
WriteImage("untitled.gif")
end
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