80 lines
3.2 KiB
Python
80 lines
3.2 KiB
Python
# -*- coding: UTF-8 -*-
|
|
# MIT License
|
|
#
|
|
# Copyright (c) 2018, Alexey Dynda
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
# of this software and associated documentation files (the "Software"), to deal
|
|
# in the Software without restriction, including without limitation the rights
|
|
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
# copies of the Software, and to permit persons to whom the Software is
|
|
# furnished to do so, subject to the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be included in all
|
|
# copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
# SOFTWARE.
|
|
#
|
|
###################################################################################
|
|
# Fixing pip
|
|
# curl https://bootstrap.pypa.io/get-pip.py | python2
|
|
# sudo pip install freetype-py
|
|
#
|
|
# Get fonts
|
|
# wget https://ftp.gnu.org/gnu/freefont/freefont-ttf-20120503.zip
|
|
|
|
from . import fontcontainer
|
|
import os
|
|
import sys
|
|
import freetype
|
|
|
|
class TTFSource(fontcontainer.FontContainer):
|
|
face = None
|
|
|
|
# filename - name of TTF font file (full path is supported)
|
|
# size - size of font (not pixels)
|
|
def __init__(self, filename, size):
|
|
fontname = os.path.basename(os.path.splitext(filename)[0])
|
|
fontcontainer.FontContainer.__init__(self, fontname, size)
|
|
self.face = freetype.Face( filename )
|
|
self.face.set_char_size( width=0, height=(size << 6), hres=96, vres=96 )
|
|
|
|
def add_chars(self, first, last):
|
|
index = self.add_group()
|
|
if self.first_char is None:
|
|
self.first_char = ord(first)
|
|
for code in range(ord(first), ord(last) + 1):
|
|
if sys.version_info < (3, 0):
|
|
ch = unichr( code )
|
|
else:
|
|
ch = chr( code )
|
|
self.__add_char(index, ch)
|
|
self._commit_updates()
|
|
|
|
def __add_char(self, group_index, ch):
|
|
self.face.load_char(ch, freetype.FT_LOAD_MONOCHROME | freetype.FT_LOAD_RENDER )
|
|
bitmap = self.face.glyph.bitmap
|
|
print(bitmap.buffer)
|
|
bitmap_data = []
|
|
for y in range( bitmap.rows ):
|
|
bitmap_data.append( [] )
|
|
for x in range( bitmap.width ):
|
|
b_index = y * bitmap.pitch + int(x / 8)
|
|
bit = 7 - int(x % 8)
|
|
bit_data = (bitmap.buffer[ b_index ] >> bit) & 1
|
|
bitmap_data[y].append( bit_data )
|
|
self.add_char(group_index, ch,\
|
|
source=bitmap.buffer,\
|
|
bitmap=bitmap_data,\
|
|
width=bitmap.width,\
|
|
height=bitmap.rows,\
|
|
left=self.face.glyph.bitmap_left,\
|
|
top=self.face.glyph.bitmap_top)
|
|
|