#!/usr/bin/python ''' Extracts one or more characters from each of the svg fonts in the SVG directory and packages them into a 'chars.html' output file. ''' import os import svg.path import sys SCALE = 0.16 SVG_DIR = 'derived' def augment_glyph(glyph): path = svg.path.parse_path(get_svg_path_data(glyph)) assert path, 'Got empty path for glyph:\n{0}'.format(glyph) subpaths = [[path[0]]] for element in path[1:]: if element.start == element.end: continue if element.start != subpaths[-1][-1].end: subpaths.append([]) subpaths[-1].append(element) subpaths = map(svg.path.Path, subpaths) print len(subpaths) def get_svg_path_data(glyph): left = ' d="' start = max(glyph.find(left), glyph.find(left.replace(' ', '\n'))) assert start >= 0, 'Glyph missing d=".*" block:\n{0}'.format(repr(glyph)) end = glyph.find('"', start + len(left)) assert end >= 0, 'Glyph missing d=".*" block:\n{0}'.format(repr(glyph)) return glyph[start + len(left):end].replace('\n', ' ') if __name__ == '__main__': assert len(sys.argv) > 1, 'Usage: ./getchar.py +' svgs = [file_name for file_name in os.listdir(SVG_DIR) if file_name.endswith('.svg') and not file_name.startswith('.')] glyphs = [] for file_name in svgs: glyphs.append([]) with open(os.path.join(SVG_DIR, file_name)) as file: data = file.read() for codepoint in sys.argv[1:]: index = data.find('unicode="&#x{0};"'.format(codepoint)) if index < 0: print >> sys.stderr, '{0}: missing {1}'.format(file_name, codepoint) continue (left, right) = ('') (start, end) = (data.rfind(left, 0, index), data.find(right, index)) if start < 0 or end < 0: print >> sys.stderr, '{0}: malformed {1}'.format(file_name, codepoint) continue glyphs[-1].append(data[start:end + len(right)]) with open('chars.html', 'w') as f: f.write('\n \n \n') for row in glyphs: f.write('

\n') for glyph in row: augment_glyph(glyph) size = int(1024*SCALE) f.write('

\n') f.write(' \n ')