def __init__(self, atlas, filename, size):
'''
Initialize font
Parameters:
-----------
atlas: TextureAtlas
Texture atlas where glyph texture will be stored
filename: str
Font filename
size : float
Font size
'''
self.atlas = atlas
self.filename = filename.encode('utf-8') # Make bytes
self.size = size
self.glyphs = {}
face = Face( self.filename )
face.set_char_size( int(self.size*64))
self._dirty = False
metrics = face.size
self.ascender = metrics.ascender/64.0
self.descender = metrics.descender/64.0
self.height = metrics.height/64.0
self.linegap = self.height - self.ascender + self.descender
self.depth = atlas.depth
def __init__(self, atlas, filename, size):
'''
Initialize font
Parameters:
-----------
atlas: TextureAtlas
Texture atlas where glyph texture will be stored
filename: str
Font filename
size : float
Font size
'''
self.atlas = atlas
self.filename = filename.encode('utf-8') # Make bytes
self.size = size
self.glyphs = {}
face = Face(self.filename)
face.set_char_size(int(self.size * 64))
self._dirty = False
metrics = face.size
self.ascender = metrics.ascender / 64.0
self.descender = metrics.descender / 64.0
self.height = metrics.height / 64.0
self.linegap = self.height - self.ascender + self.descender
self.depth = atlas.depth
def load(self, charcodes = ''):
'''
Build glyphs corresponding to individual characters in charcodes.
Parameters:
-----------
charcodes: [str | unicode]
Set of characters to be represented
'''
face = Face( self.filename )
try:
return self._load(charcodes, face)
finally:
# Make sure to clear the face. I've seen some pretty bad
# crashes on Windows when an exception was thrown in the code
# in _load(), because the hold all the variables, preventing the
# face from being cleared.
face.__del__()
face._FT_Face = None
def load(self, charcodes=''):
'''
Build glyphs corresponding to individual characters in charcodes.
Parameters:
-----------
charcodes: [str | unicode]
Set of characters to be represented
'''
face = Face(self.filename)
try:
return self._load(charcodes, face)
finally:
# Make sure to clear the face. I've seen some pretty bad
# crashes on Windows when an exception was thrown in the code
# in _load(), because the hold all the variables, preventing the
# face from being cleared.
face.__del__()
face._FT_Face = None
