kc3-lang/harfbuzz/src/sample.py

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• Hash : 81a31f3e
  Author :
  Date : 2015-01-06T15:37:31
  

  [bindings] Make sample Python 2/3 compatible
  

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• src/sample.py

• #!/usr/bin/python
  # -*- coding: utf-8 -*-
  
  from __future__ import print_function
  import sys
  from gi.repository import HarfBuzz as hb
  
  # Python 2/3 compatibility
  try:
  	unicode
  except NameError:
  	unicode = str
  
  def tounicode(s, encoding='utf-8'):
  	if not isinstance(s, unicode):
  		return s.decode(encoding)
  	else:
  		return s
  
  
  def nothing(data):
  	print(data)
  
  fontdata = open (sys.argv[1], 'rb').read ()
  
  blob = hb.blob_create (fontdata, hb.memory_mode_t.DUPLICATE, 1234, None)
  buf = hb.buffer_create ()
  hb.buffer_add_utf8 (buf, tounicode("Hello بهداد").encode('utf-8'), 0, -1)
  hb.buffer_guess_segment_properties (buf)
  
  face = hb.face_create (blob, 0)
  font = hb.font_create (face)
  upem = hb.face_get_upem (face)
  hb.font_set_scale (font, upem, upem)
  #hb.ft_font_set_funcs (font)
  hb.ot_font_set_funcs (font)
  
  hb.shape (font, buf, [])
  
  infos = hb.buffer_get_glyph_infos (buf)
  positions = hb.buffer_get_glyph_positions (buf)
  
  for info,pos in zip(infos, positions):
  	gid = info.codepoint
  	cluster = info.cluster
  	advance = pos.x_advance
  
  	print(gid, cluster, advance)
  

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