openmedialibrary/static/txt.js/txt.py

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#!/usr/bin/python3
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# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
from __future__ import division
import os
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from PIL import Image
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from optparse import OptionParser
from ox.image import drawText, wrapText
root_dir = os.path.normpath(os.path.abspath(os.path.dirname(__file__)))
os.chdir(root_dir)
def render(infile, outfile):
with open(infile) as f:
image_size = (768, 1024)
margin = 64
offset = margin
font_file = 'txt.ttf'
font_size = 24
line_height = 32
max_lines = (image_size[1] - 2 * margin) / line_height
image = Image.new('L', image_size, (255))
for line in f:
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for line_ in line.strip().split('\r'):
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lines = wrapText(
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line_,
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image_size[0] - 2 * margin,
# we don't want the last line that ends with an ellipsis
max_lines + 1,
'txt.ttf',
font_size
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)
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for line__ in lines:
drawText(
image,
(margin, offset),
line__,
font_file,
font_size,
(0)
)
offset += line_height
max_lines -= 1
if max_lines == 0:
break
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if max_lines == 0:
break
if max_lines == 0:
break
image.save(outfile)
def main():
parser = OptionParser()
parser.add_option(
'-i', '--infile', dest='infile', help='txt file to be read'
)
parser.add_option(
'-o', '--outfile', dest='outfile', help='jpg file to be written'
)
(options, args) = parser.parse_args()
if None in (options.infile, options.outfile):
parser.print_help()
else:
render(options.infile, options.outfile)
if __name__ == '__main__':
main()
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