#!/bin/tcsh

# File to render
set source = Test.xls

#Generate a unique html filename (/tmp/scriptname.pidnum.html)
set com = $0
set tmp = /tmp/$com:t.$$
set gpcommand = $tmp.gp
set gpdata = $tmp.dat
set gpout = $tmp.gif

# create gnuplot command file
echo "set terminal gif small size 250,125 interlace xfdf5e6 x000000 x404040 x0000ff x00ff00" > $gpcommand
echo "set grid ytics" >> $gpcommand
echo "set nokey" >> $gpcommand
echo "set nolabel" >> $gpcommand
echo "set data style lines" >> $gpcommand
echo "set noxzeroaxis" >> $gpcommand
echo "set noyzeroaxis" >> $gpcommand
echo 'set output "'$gpout'"' >> $gpcommand
echo 'plot "'$gpdata'"' >> $gpcommand

# create the data file
xlHtml -fw -asc -xp:0 -xc:0-1 -xr:2-6 $source > $gpdata

if ((!(-s $gpcommand)) | (!(-s $gpdata)) |($status)) then
    echo "$0: failed to generate gnuplot command or data files"
    exit 1
endif

#File exists and is of length > 0,  so do it...
gnuplot $gpcommand

if (!(-s $gpout)) then
    echo "$0: failed to generate gif file"
    exit 1
endif

# Display the results in Netscape
nsopen $gpout

# Clean up
rm $tmp*

exit 0