Mercurial > ift6266
comparison transformations/ttf2jpg.py @ 6:424b5b0d9fcb
Image generation from fonts added
| author | guitch |
|---|---|
| date | Tue, 26 Jan 2010 17:09:16 -0500 |
| parents | |
| children | 6d432a5010a2 |
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| 5:8d1c37190122 | 6:424b5b0d9fcb |
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| 1 #!/usr/bin/python | |
| 2 # -*- coding: iso-8859-1 -*- | |
| 3 # ttf2jpg.py converts font files to jpg images | |
| 4 # download fonts from http://www.dafont.com | |
| 5 | |
| 6 ################## | |
| 7 # import libraries | |
| 8 ################## | |
| 9 | |
| 10 import sys, os, fnmatch | |
| 11 import Image | |
| 12 import ImageFont, ImageDraw | |
| 13 | |
| 14 ########### | |
| 15 # variables | |
| 16 ########### | |
| 17 # don't forget the "/" at the end of directories | |
| 18 | |
| 19 font_dir = "/usr/share/fonts/truetype/ttf-liberation/" | |
| 20 image_dir = "./images/" | |
| 21 pattern = "*.ttf" | |
| 22 | |
| 23 ########### | |
| 24 # functions | |
| 25 ########### | |
| 26 | |
| 27 # save a picture of "text" with font "font_file" | |
| 28 def write_image(text, font_file): | |
| 29 # print "Writing \"" + text + "\" with " + font_file + "..." | |
| 30 sys.stdout.write(".") | |
| 31 sys.stdout.flush() | |
| 32 | |
| 33 # create a 32x32 white picture, and a drawing space | |
| 34 image = Image.new("L", (32, 32), "White") | |
| 35 draw = ImageDraw.Draw(image) | |
| 36 | |
| 37 # load the font with the right size | |
| 38 font = ImageFont.truetype(font_dir + font_file, 28) | |
| 39 w,h = draw.textsize(text, font=font) | |
| 40 | |
| 41 # write text and aligns it | |
| 42 draw.text(((32 - w) / 2, ((32 - h) / 2)), text, font=font) | |
| 43 | |
| 44 # show image, xv must be installed | |
| 45 #image.show() | |
| 46 | |
| 47 # save the picture | |
| 48 image.save(image_dir + text + "-" + font_file + ".jpg") | |
| 49 | |
| 50 # write all the letters and numbers into pictures | |
| 51 def process_font(font_file): | |
| 52 for i in range(0, 26): | |
| 53 write_image(chr(ord('a') + i), font_file) | |
| 54 for i in range(0, 26): | |
| 55 write_image(chr(ord('A') + i), font_file) | |
| 56 for i in range(0, 10): | |
| 57 write_image(chr(ord('0') + i), font_file) | |
| 58 | |
| 59 ###### | |
| 60 # main | |
| 61 ###### | |
| 62 | |
| 63 # look for ttf files | |
| 64 files = os.listdir(font_dir) | |
| 65 font_files = fnmatch.filter(files, pattern) | |
| 66 | |
| 67 # create "image_dir" if it doesn't exist | |
| 68 if not os.path.isdir(image_dir): | |
| 69 os.mkdir(image_dir) | |
| 70 | |
| 71 sys.stdout.write( str(len(font_files)) + " fonts found, generating jpg images in folder " + image_dir ) | |
| 72 sys.stdout.flush() | |
| 73 | |
| 74 # main loop | |
| 75 for font_file in font_files: | |
| 76 process_font(font_file) | |
| 77 | |
| 78 sys.stdout.write("\nall done!\n") |