118 lines
3.7 KiB
Python
118 lines
3.7 KiB
Python
# -*- coding: utf-8 -*-
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"""
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pygments.style
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~~~~~~~~~~~~~~
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Basic style object.
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:copyright: Copyright 2006-2015 by the Pygments team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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from pygments.token import Token, STANDARD_TYPES
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from pygments.util import add_metaclass
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class StyleMeta(type):
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def __new__(mcs, name, bases, dct):
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obj = type.__new__(mcs, name, bases, dct)
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for token in STANDARD_TYPES:
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if token not in obj.styles:
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obj.styles[token] = ''
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def colorformat(text):
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if text[0:1] == '#':
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col = text[1:]
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if len(col) == 6:
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return col
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elif len(col) == 3:
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return col[0]*2 + col[1]*2 + col[2]*2
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elif text == '':
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return ''
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assert False, "wrong color format %r" % text
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_styles = obj._styles = {}
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for ttype in obj.styles:
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for token in ttype.split():
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if token in _styles:
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continue
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ndef = _styles.get(token.parent, None)
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styledefs = obj.styles.get(token, '').split()
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if not ndef or token is None:
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ndef = ['', 0, 0, 0, '', '', 0, 0, 0]
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elif 'noinherit' in styledefs and token is not Token:
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ndef = _styles[Token][:]
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else:
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ndef = ndef[:]
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_styles[token] = ndef
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for styledef in obj.styles.get(token, '').split():
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if styledef == 'noinherit':
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pass
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elif styledef == 'bold':
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ndef[1] = 1
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elif styledef == 'nobold':
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ndef[1] = 0
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elif styledef == 'italic':
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ndef[2] = 1
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elif styledef == 'noitalic':
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ndef[2] = 0
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elif styledef == 'underline':
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ndef[3] = 1
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elif styledef == 'nounderline':
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ndef[3] = 0
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elif styledef[:3] == 'bg:':
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ndef[4] = colorformat(styledef[3:])
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elif styledef[:7] == 'border:':
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ndef[5] = colorformat(styledef[7:])
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elif styledef == 'roman':
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ndef[6] = 1
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elif styledef == 'sans':
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ndef[7] = 1
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elif styledef == 'mono':
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ndef[8] = 1
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else:
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ndef[0] = colorformat(styledef)
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return obj
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def style_for_token(cls, token):
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t = cls._styles[token]
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return {
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'color': t[0] or None,
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'bold': bool(t[1]),
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'italic': bool(t[2]),
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'underline': bool(t[3]),
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'bgcolor': t[4] or None,
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'border': t[5] or None,
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'roman': bool(t[6]) or None,
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'sans': bool(t[7]) or None,
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'mono': bool(t[8]) or None,
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}
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def list_styles(cls):
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return list(cls)
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def styles_token(cls, ttype):
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return ttype in cls._styles
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def __iter__(cls):
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for token in cls._styles:
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yield token, cls.style_for_token(token)
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def __len__(cls):
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return len(cls._styles)
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@add_metaclass(StyleMeta)
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class Style(object):
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#: overall background color (``None`` means transparent)
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background_color = '#ffffff'
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#: highlight background color
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highlight_color = '#ffffcc'
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#: Style definitions for individual token types.
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styles = {}
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