def test_afm_kerning():
from matplotlib.afm import AFM
from matplotlib.font_manager import findfont
fn = findfont("Helvetica", fontext="afm")
with open(fn, 'rb') as fh:
afm = AFM(fh)
assert afm.string_width_height('VAVAVAVAVAVA') == (7174.0, 718)
def test_afm_kerning():
from matplotlib.afm import AFM
from matplotlib.font_manager import findfont
fn = findfont("Helvetica", fontext="afm")
with open(fn, 'rb') as fh:
afm = AFM(fh)
assert afm.string_width_height('VAVAVAVAVAVA') == (7174.0, 718)
def get_pixel_size(text):
'''
Return (width, height) of text.
>"As in the Adobe Font Metrics File Format Specification, all
dimensions are given in units of 1/1000 of the scale factor
(point size) of the font being used."
'''
from matplotlib.afm import AFM
afm_path = Path(mpl.get_data_path(), 'fonts', 'afm', 'ptmr8a.afm')
with afm_path.open('rb') as fh:
afm = AFM(fh)
return afm.string_width_height(text)
def _get_font_afm(self, prop):
key = hash(prop)
font = _afmfontd.get(key)
if font is None:
font = AFM(file(fontManager.findfont(prop, fontext='afm')))
_afmfontd[key] = font
return font
def initializeUtility() -> None:
if Utility.initialized:
return
Utility.initialized = True
# For finding visual lengths of text strings
afm_filename = os.path.join(matplotlib.get_data_path(), "fonts", "afm",
"ptmr8a.afm")
Utility.afm = AFM(open(afm_filename, "rb"))
def _get_font_afm(self, prop):
key = hash(prop)
font = self.afmfontd.get(key)
if font is None:
fname = findfont(prop, fontext='afm')
font = self.afmfontd.get(fname)
if font is None:
font = AFM(file(findfont(prop, fontext='afm')))
self.afmfontd[fname] = font
self.afmfontd[key] = font
return font
def _make_afm_path_dictionary():
def check_entry():
old_afm = output.get((family, weight, style))
if old_afm is not None:
old_header = old_afm._header
new_header = afm._header
diff = set(old_header) ^ set(new_header)
if diff == {b'CapHeight'}:
if new_header.get(b'CapHeight'):
return True
#
# print('old:', old_header.get(b'CapHeight'))
# print('new:', new_header.get(b'CapHeight'))
elif diff == set():
return False
else:
raise AttributeError(
f'{family}, {weight}, {style} already in dict: {old_afm} differnce: {diff}'
)
else:
return True
output = {}
directory = Path(mpl.get_data_path(), 'fonts', 'afm')
for file in directory.iterdir():
afm_path = file
with afm_path.open('rb') as fh:
afm = AFM(fh)
family = afm.get_familyname()
weight = afm.get_weight().lower()
if afm.get_angle() < 0:
style = 'italic'
else:
style = 'regular'
if check_entry():
output[family, weight, style] = afm
return output
from matplotlib import rcParams
from matplotlib.afm import AFM
from pytz import timezone, UnknownTimeZoneError
from unidecode import unidecode
from essentials.exceptions import *
from essentials.settings import SETTINGS
# Helvetica is the closest font to Whitney (discord uses Whitney) in afm
# This is used to estimate text width and adjust the layout of the embeds
from utils.misc import possible_timezones
afm_fname = os.path.join(rcParams['datapath'], 'fonts', 'afm', 'phvr8a.afm')
with open(afm_fname, 'rb') as fh:
afm = AFM(fh)
AZ_EMOJIS = [(b'\\U0001f1a'.replace(b'a',
bytes(hex(224 + (6 + i))[2:],
"utf-8"))).decode("unicode-escape")
for i in range(26)]
class Task:
def __init__(self, client, ctx=None, load=False, server=None):
self.bot = client
self.cursor_pos = 0
self.ctx = ctx
self.user_ids = []
self.user_list = []
def __init__(self):
self.glyphd = {}
self.fonts = dict([
(name, AFM(file(os.path.join(self.basepath, name) + '.afm')))
for name in self.fnames
])
"""A simple script to show some values of a font in matplotlib."""
from pathlib import Path
import matplotlib as mpl
from matplotlib.afm import AFM
print("matplotlib datapath:", mpl.get_data_path())
afm_path = Path(mpl.get_data_path(), "fonts", "afm", "ptmr8a.afm")
with afm_path.open("rb") as fh:
afm = AFM(fh)
print(
"compare the results with:",
"https://github.com/matplotlib/matplotlib/blob/master/lib/matplotlib/afm.py",
)
print(afm.string_width_height("What the heck?"))
print(afm.get_fontname())
print(afm.get_kern_dist("A", "f"))
print(afm.get_kern_dist("A", "y"))
print(afm.get_bbox_char("!"))
def get_graphical_width(s):
afm_filename = os.path.join(mpl.rcParams['datapath'], 'fonts', 'afm',
'ptmr8a.afm')
afm = AFM(open(afm_filename))
return afm.string_width_height(s)
"""A simple script to show some values of a font in matplotlib."""
from pathlib import Path
import matplotlib as mpl
from matplotlib.afm import AFM
print('matplotlib datapath:', mpl.get_data_path())
afm_path = Path(mpl.get_data_path(), 'fonts', 'afm', 'ptmr8a.afm')
with afm_path.open('rb') as fh:
afm = AFM(fh)
print(
"compare the results with:",
"https://github.com/matplotlib/matplotlib/blob/master/lib/matplotlib/afm.py"
)
print(afm.string_width_height('What the heck?'))
print(afm.get_fontname())
print(afm.get_kern_dist('A', 'f'))
print(afm.get_kern_dist('A', 'y'))
print(afm.get_bbox_char('!'))