| """ |
| pygments.formatters.pangomarkup |
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| |
| Formatter for Pango markup output. |
| |
| :copyright: Copyright 2006-2022 by the Pygments team, see AUTHORS. |
| :license: BSD, see LICENSE for details. |
| """ |
| |
| from pip._vendor.pygments.formatter import Formatter |
| |
| |
| __all__ = ['PangoMarkupFormatter'] |
| |
| |
| _escape_table = { |
| ord('&'): '&', |
| ord('<'): '<', |
| } |
| |
| |
| def escape_special_chars(text, table=_escape_table): |
| """Escape & and < for Pango Markup.""" |
| return text.translate(table) |
| |
| |
| class PangoMarkupFormatter(Formatter): |
| """ |
| Format tokens as Pango Markup code. It can then be rendered to an SVG. |
| |
| .. versionadded:: 2.9 |
| """ |
| |
| name = 'Pango Markup' |
| aliases = ['pango', 'pangomarkup'] |
| filenames = [] |
| |
| def __init__(self, **options): |
| Formatter.__init__(self, **options) |
| |
| self.styles = {} |
| |
| for token, style in self.style: |
| start = '' |
| end = '' |
| if style['color']: |
| start += '<span fgcolor="#%s">' % style['color'] |
| end = '</span>' + end |
| if style['bold']: |
| start += '<b>' |
| end = '</b>' + end |
| if style['italic']: |
| start += '<i>' |
| end = '</i>' + end |
| if style['underline']: |
| start += '<u>' |
| end = '</u>' + end |
| self.styles[token] = (start, end) |
| |
| def format_unencoded(self, tokensource, outfile): |
| lastval = '' |
| lasttype = None |
| |
| outfile.write('<tt>') |
| |
| for ttype, value in tokensource: |
| while ttype not in self.styles: |
| ttype = ttype.parent |
| if ttype == lasttype: |
| lastval += escape_special_chars(value) |
| else: |
| if lastval: |
| stylebegin, styleend = self.styles[lasttype] |
| outfile.write(stylebegin + lastval + styleend) |
| lastval = escape_special_chars(value) |
| lasttype = ttype |
| |
| if lastval: |
| stylebegin, styleend = self.styles[lasttype] |
| outfile.write(stylebegin + lastval + styleend) |
| |
| outfile.write('</tt>') |
