#! /usr/bin/env python

from config import latexcommand, pscommand, gscommand, netpbmdir

dpi = 150
res = 0.5
background = ""  
transparent = "ff/ff/ff"
grey=1
greylev=255*1
#
#   Image generation and decoding commands for GIF and PNG output.
#

cmdGIF = netpbmdir+'ppmtogif'
cmdGIFdecode = 'giftopnm'
cmdPNG = 'pnmtopng'
cmdPNGdecode = 'pngtopnm'
f="1.tex"
#
#   Default image creation modes
#

imageCmd = cmdGIF
imageCmdD = cmdGIFdecode
imageExt = 'gif'

#
#   Command line option processing
#
import sys
a=sys.argv
for i in range(len(a)):

        if a[i]=="-dpi":
                dpi=a[i+1]

        if a[i]=="-res":
                res=a[i+1]

        if a[i]=="-grey":
                greylev=int(round(255*float(a[i+1]),0))
                transparent=str(greylev) + "/" + str(greylev) + "/" +str(greylev)
        if a[i]=="-png":
                imageExt = 'png'
        
#
#   Main file processing loop
#
f=a[1];
kataloog=f[0:f.rfind("/")]
from time import time
nimi=kataloog+"/temp"+str(int(time()))
import os
#par="echo x | /usr/local/teTeX/bin/i686-pc-linux-gnu/latex " + f+ "\n"
#par="echo x | "+latexcommand+" " + f+ "\n"
par=latexcommand+" -output-directory "+kataloog+" "+f+"\n"
#os.system("cd "+kataloog)
os.system(par)


#par="/usr/local/teTeX/bin/i686-pc-linux-gnu/dvips -f " + f[0:(len(f)-3)]+ "dvi >"+nimi+".ps \n"
par=pscommand+" -f " + f[0:(len(f)-3)]+ "dvi >"+nimi+".ps \n"

os.system(par)

jagatis=int(float(dpi)/float(res))


cmd1="echo quit | "+gscommand+" -q -dNOPAUSE  -r"+ str(jagatis)+"x"+ str(jagatis)+" -sDEVICE=pbmraw -sOutputFile=- "+nimi+".ps | "+netpbmdir+"pnmcrop -white | "+netpbmdir+"pnmdepth 255 | "+netpbmdir+"pnmscale "+str(res)+" | "+imageCmd+ " -interlace -transparent rgb:"+ str(transparent)+" >" + f[0:(len(f)-3)]+ imageExt
os.system(cmd1)


 




kustuta="rm "+f[0:(len(f)-3)]+"dvi "+ f[0:(len(f)-3)]+"aux "+f[0:(len(f)-3)]+"log "+ nimi+".ps "
os.system(kustuta)