84 lines
2.2 KiB
Python
84 lines
2.2 KiB
Python
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"""
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pygments.formatters.pangomarkup
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Formatter for Pango markup output.
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:copyright: Copyright 2006-2024 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.formatter import Formatter
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__all__ = ['PangoMarkupFormatter']
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_escape_table = {
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ord('&'): '&',
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ord('<'): '<',
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}
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def escape_special_chars(text, table=_escape_table):
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"""Escape & and < for Pango Markup."""
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return text.translate(table)
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class PangoMarkupFormatter(Formatter):
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"""
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Format tokens as Pango Markup code. It can then be rendered to an SVG.
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.. versionadded:: 2.9
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"""
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name = 'Pango Markup'
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aliases = ['pango', 'pangomarkup']
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filenames = []
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def __init__(self, **options):
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Formatter.__init__(self, **options)
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self.styles = {}
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for token, style in self.style:
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start = ''
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end = ''
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if style['color']:
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start += '<span fgcolor="#{}">'.format(style['color'])
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end = '</span>' + end
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if style['bold']:
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start += '<b>'
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end = '</b>' + end
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if style['italic']:
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start += '<i>'
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end = '</i>' + end
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if style['underline']:
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start += '<u>'
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end = '</u>' + end
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self.styles[token] = (start, end)
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def format_unencoded(self, tokensource, outfile):
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lastval = ''
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lasttype = None
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outfile.write('<tt>')
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for ttype, value in tokensource:
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while ttype not in self.styles:
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ttype = ttype.parent
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if ttype == lasttype:
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lastval += escape_special_chars(value)
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else:
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if lastval:
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stylebegin, styleend = self.styles[lasttype]
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outfile.write(stylebegin + lastval + styleend)
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lastval = escape_special_chars(value)
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lasttype = ttype
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if lastval:
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stylebegin, styleend = self.styles[lasttype]
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outfile.write(stylebegin + lastval + styleend)
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outfile.write('</tt>')
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