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#!/usr/bin/python
import sys
import StringIO
try:
import Image, ImageDraw, ImageFont
except ImportError, e:
print str(e)
print "Are you missing the Python Imaging Library? (apt-get install python-imaging)"
sys.exit(1)
FONT_PATH = "/usr/share/fonts/truetype/msttcorefonts/arial.ttf"
class Args(object):
def __init__(self, dest_name, size, circle_color, border_color,
letter_color, letter):
self.dest_name = dest_name
self.size = size
self.circle_color = circle_color
self.border_color = border_color
self.letter_color = letter_color
self.letter = letter
def main(args):
data = process_args(args)
if data:
createImage(data)
def process_args(args):
if not args or len(args) != 6:
usage()
return Args(*args)
def usage():
print """Usage: %s <file_name> <size> <circle-color> <border-color> <letter-color> <letter>""" % sys.argv[0]
sys.exit(1)
def createImage(data):
zoom = 4
rmin = -zoom/2
rmax = zoom/2
if zoom > 1:
r = range(-zoom/2, zoom/2+1)
else:
r = [ 0 ]
sz = int(data.size)
sz4 = sz * zoom
img = Image.new("RGBA", (sz4, sz4), (255,255,255,0))
draw = ImageDraw.Draw(img)
draw.ellipse((0, 0, sz4-zoom, sz4-zoom),
fill=data.circle_color, outline=None)
for i in r:
draw.ellipse((i, i, sz4-i-zoom, sz4-i-zoom),
fill=None, outline=data.border_color)
font = ImageFont.truetype(FONT_PATH, int(sz4 * .75))
tsx, tsy = draw.textsize(data.letter, font=font)
ptx = (sz4 - tsx) / 2
pty = (sz4 - tsy) / 2
for i in r:
draw.text((ptx + i, pty), data.letter, font=font, fill=data.letter_color)
img = img.resize((sz, sz), Image.BICUBIC)
img.save(data.dest_name, "PNG")
print "Saved", data.dest_name
if __name__ == "__main__":
main(sys.argv[1:])
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