#!/usr/bin/env python3 """ Create samples of each truetype font from the specified directory as a single html page with png images representing glyphs from each font. Original source: https://gist.github.com/sigsergv/9309ad0e3b3c2be65aa58c37d259f580 Author: Sergey Stolyarov License: Public Domain Requirements: PILLOW """ import argparse import os from sys import exit from PIL import Image, ImageDraw, ImageFont from datetime import datetime p = argparse.ArgumentParser() p.add_argument('--fonts-dir', dest='fonts_dir', required=True, help='Path to directory with truetype fonts.') p.add_argument('--output-dir', dest='output_dir', required=True, help='Path to output directory where index.html and a set of .png images to be created.') args = p.parse_args() SAMPLE_STRING = '''0123456789!@#$%^&*(){}[] THE FIVE BOXING WIZARDS JUMP QUICKLY. the five boxing wizards jump quickly. ЮЖНО-ЭФИОПСКИЙ ГРАЧ УВЁЛ МЫШЬ ЗА ХОБОТ НА СЪЕЗД ЯЩЕРИЦ. южно-эфиопский грач увёл мышь за хобот на съезд ящериц. ''' fonts_dir = args.fonts_dir out_dir = args.output_dir if not os.path.isdir(fonts_dir): print(f'Fonts directory `{fonts_dir}` not found!') exit(1) if not os.path.isdir(out_dir): print(f'Output directory `{out_dir}` not found!') exit(1) text_color = (0, 0, 0) bg_color = (255, 255, 255) font_size = 48 html = ''' Fonts samples ''' html += '

Index of truetype fonts

\n' html += f'

TrueType directory: {fonts_dir}

\n' today = datetime.today().isoformat() html += f'

Generated on: {today}

\n' fonts_html_block = '' ttf_num = 0 font_files = sorted(os.listdir(fonts_dir), key=lambda x: x.lower()) fonts = [] for font_file in os.listdir(fonts_dir): font_file = os.path.join(fonts_dir, font_file) if not os.path.isfile(font_file): # skipping non-files continue try: font = ImageFont.truetype(font_file, font_size) except: print(f'`{font_file}` is not a valid truetype font! skipping') continue font_name, font_style = font.getname() fonts.append({ 'font_file': font_file, 'font_family': f'{font_name} {font_style}' }) fonts.sort(key=lambda x:x['font_family'].lower()) for ind, v in enumerate(fonts): font_file = v['font_file'] fonts_html_block += f'

{v['font_family']}

\n' font = ImageFont.truetype(font_file, font_size) # calculate text box dummy_image = Image.new('RGB', (1, 1)) dummy_draw = ImageDraw.Draw(dummy_image) bbox = dummy_draw.textbbox((0, 0), SAMPLE_STRING, font=font) width = bbox[2] - bbox[0] height = bbox[3] - bbox[1] # create target image image_file = f'img_{ind}.png' image_path = os.path.join(out_dir, image_file) image = Image.new('RGB', (width + 20, height + 20), color=bg_color) draw = ImageDraw.Draw(image) draw.text((0, 0), SAMPLE_STRING, font=font, fill=text_color) image.save(image_path, 'png') # append to html fonts_html_block += f'

\n' ttf_num += 1 html += f'

Total files: {ttf_num}

\n' html += fonts_html_block html += '

Generated using script generate-font-samples.py

' html += '' index_html = os.path.join(out_dir, 'index.html') with open(index_html, 'w') as ifp: ifp.write(html)