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Arduino_Projects/libraries/ssd1306/tools/modules/glcdsource.py
MindCreeper03 e490df1715 First Commit
2025-02-27 19:31:50 +01:00

86 lines
3.5 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.
#
###################################################################################
#
import os
import sys
import re
import codecs
from . import fontcontainer
class GLCDSource(fontcontainer.FontContainer):
def __init__(self, filename, size, enc):
fontcontainer.FontContainer.__init__(self, filename, size)
if enc is None:
with open(filename) as f:
content = f.readlines()
else:
with codecs.open(filename,'r',encoding=enc) as f:
content = f.readlines()
self.add_group()
for line in content:
bytes_str = line.split(', ')
m = re.search(r'(const unsigned short)\s+(.+?)(\d+)x(\d+)', line)
if m is not None:
width = int(m.group(3))
height = int(m.group(4))
self.first_char = 32
self._origin_name = "%s" % (m.group(2))
elif len(bytes_str) >= 3:
# convert line with data
bytes = []
for e in bytes_str:
if e.find("//") < 0:
bytes.append( int(e, 16) )
else:
if re.search(r'0x\d{2}', e) is not None:
bytes.append( int(e[:4], 16) )
m = re.search(r'char\s(.\w*)', e)
if m is not None:
char = m.group(1)
if char == "BackSlash":
char = "\\"
if len(self.get_group_chars()) == 0:
self.first_char = ord(char[0])
else:
print("Parsing error")
exit(1)
# Cast bitmap from parsed data
bitmap=[]
for y in range(height):
bitmap.append( [] )
for x in range(width):
row = y / 8 + x * ((height + 7) / 8) + 1
bit = y % 8
bitmap[y].append( (bytes[row] >> bit) & 0x01 )
# Add new char
self.add_char(0, char, source=bytes,\
bitmap=bitmap,\
width=width,\
height=height)
self._commit_updates()