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c947fbba6d
This can't easily be done at present, see the new files for some links. Meanwhile I decided to take another route.
132 lines
4.0 KiB
Python
132 lines
4.0 KiB
Python
# From
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# https://bug646788.bugzilla-attachments.gnome.org/attachment.cgi?id=221735
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from gi.repository import Pango
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#Pango.AttrList
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class AttrIterator():
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def __init__ (self, attributes=[]):
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self.attributes = attributes
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self.attribute_stack = []
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self.start_index = 0
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self.end_index = 0
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if not self.next():
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self.end_index = 2**32 -1
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def __next__(self):
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return self.next()
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def __iter__(self):
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return self
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def next(self):
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if len(self.attributes) == 0 and len(self.attribute_stack) == 0:
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return False
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self.start_index = self.end_index
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self.end_index = 2**32 - 1
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to_remove = []
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for attr in self.attribute_stack:
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if attr.end_index == self.start_index:
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to_remove.append(attr)
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else:
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self.end_index = min(self.end_index, attr.end_index)
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while len(to_remove) > 0:
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attr = to_remove[0]
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self.attribute_stack.remove(to_remove[0])
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try:
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to_remove.remove(attr)
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except:
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pass
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while len(self.attributes) != 0 and \
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self.attributes[0].start_index == self.start_index:
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if self.attributes[0].end_index > self.start_index:
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self.attribute_stack.append(self.attributes[0])
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self.end_index = min(self.end_index, self.attributes[0].end_index)
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self.attributes = self.attributes[1:]
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if len(self.attributes) > 0:
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self.end_index = min(self.end_index, self.attributes[0].start_index)
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return True
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def range(self):
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return (self.start_index, self.end_index)
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#Dont create pango.fontdesc as it should. But half working.
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def get_font(self):
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tmp_list1 = self.attribute_stack
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fontdesc = Pango.FontDescription()
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for attr in self.attribute_stack:
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if attr.klass.type == Pango.ATTR_FONT_DESC:
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tmp_list1.remove(attr)
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attr.__class__ = gi.repository.Pango.AttrFontDesc
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fontdesc = attr.desc
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return (fontdesc, None, self.attribute_stack)
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def get_iterator(self):
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tmplist = []
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def fil(val, data):
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tmplist.append(val)
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return False
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self.filter(fil, None)
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return AttrIterator(tmplist)
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setattr(Pango.AttrList, 'get_iterator', get_iterator)
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class AttrFamily(Pango.Attribute):
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pass
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Pango.AttrFamily = AttrFamily
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class AttrStyle(Pango.Attribute):
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pass
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Pango.AttrStyle = AttrStyle
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class AttrVariant(Pango.Attribute):
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pass
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Pango.AttrVariant = AttrVariant
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class AttrWeight(Pango.Attribute):
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pass
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Pango.AttrWeight = AttrWeight
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class AttrVariant(Pango.Attribute):
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pass
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Pango.AttrVariant = AttrVariant
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class AttrStretch(Pango.Attribute):
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pass
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Pango.AttrStretch = AttrStretch
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# And to access values
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# pango_type_table = {
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# pango.ATTR_SIZE: gi.repository.Pango.AttrInt,
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# pango.ATTR_WEIGHT: gi.repository.Pango.AttrInt,
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# pango.ATTR_UNDERLINE: gi.repository.Pango.AttrInt,
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# pango.ATTR_STRETCH: gi.repository.Pango.AttrInt,
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# pango.ATTR_VARIANT: gi.repository.Pango.AttrInt,
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# pango.ATTR_STYLE: gi.repository.Pango.AttrInt,
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# pango.ATTR_SCALE: gi.repository.Pango.AttrFloat,
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# pango.ATTR_FAMILY: gi.repository.Pango.AttrString,
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# pango.ATTR_FONT_DESC: gi.repository.Pango.AttrFontDesc,
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# pango.ATTR_STRIKETHROUGH: gi.repository.Pango.AttrInt,
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# pango.ATTR_BACKGROUND: gi.repository.Pango.AttrColor,
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# pango.ATTR_FOREGROUND: gi.repository.Pango.AttrColor,
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# pango.ATTR_RISE: gi.repository.Pango.AttrInt}
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# def make_with_value(a):
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# type_ = a.klass.type
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# klass = a.klass
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# start_index = a.start_index
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# end_index = a.end_index
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# #Nasty workaround, but then python object gets value field.
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# a.__class__ = self.pango_type_table[type_]
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# a.type = type_
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# a.start_index = start_index
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# a.end_index = end_index
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# a.klass = klass
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# return a
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