#!/usr/bin/env python

import os
import subprocess

from PIL import Image, ImageDraw, ImageFont


def getscreenresolution():
    cmd = ['xrandr']
    cmd2 = ['grep', '*']
    p = subprocess.Popen(cmd, stdout=subprocess.PIPE)
    p2 = subprocess.Popen(cmd2, stdin=p.stdout, stdout=subprocess.PIPE)
    p.stdout.close()

    resolution_string, junk = p2.communicate()
    resolution = resolution_string.split()[0]
    width, height = resolution.split('x')
    return int(width), int(height)


def drawscreenbackround(width, height, text):
    img = Image.new("RGB", (width, height), "black")
    fnt = ImageFont.truetype('LiberationSans-Bold.ttf', 47)

    d = ImageDraw.Draw(img)
    d.text((width / 2, height / 2), text, font=fnt,  fill=(255, 255, 0))

    img.save('image.png')  # Path?


if __name__ == "__main__":
    myhost = os.uname()[1]

    res = getscreenresolution()
    drawscreenbackround(res[0], res[1], myhost)