Method add

Lib/pagebot/contexts/basecontext/babelstring.py:739–774

Creates a new PabeBotRun instance and add it to self.runs. >>> from pagebot.toolbox.units import pt >>> style0 = dict(fontSize=pt(12)) >>> style1 = dict(fontSize=pt(12)) >>> style2 = dict(fontSize=pt(18)) >>> from pagebot.contexts import getContext >>

(self, s, style=None)

        return '$%s$' % s.replace('\n',' ')

    def add(self, s, style=None):
        """Creates a new PabeBotRun instance and add it to self.runs.

        >>> from pagebot.toolbox.units import pt
        >>> style0 = dict(fontSize=pt(12))
        >>> style1 = dict(fontSize=pt(12))
        >>> style2 = dict(fontSize=pt(18))
        >>> from pagebot.contexts import getContext
        >>> context = getContext()
        >>> bs = BabelString('AB', style0, context=context)
        >>> bs.style
        {'fontSize': 12pt}
        >>> bs.add('CD') # No style, adds to the last run
        >>> bs
        $ABCD$
        >>> bs.runs
        [<BabelRun "ABCD">]
        >>> bs.add('EF', style=style0) # Identical style, adds to the last run
        >>> bs.runs
        [<BabelRun "ABCDEF">]
        >>> bs.add('GH', style=style1) # Similar style, adds to the last run
        >>> bs.runs
        [<BabelRun "ABCDEFGH">]
        >>> bs.add('XYZ', style2) # Different style creates a new run
        >>> bs.runs
        [<BabelRun "ABCDEFGH">, <BabelRun "XYZ">]
        >>> len(bs), len(bs.runs) # Total number of characters and number of runs
        (11, 2)
        """
        if s:
            if self.runs and (style is None or self.style == style):
                # If styles are matching, then just add.
                self.runs[-1].s += str(s)
            else: # With incompatible styles, make a new run.
                self.runs.append(BabelRun(s, style))
            self.reset() # As we changed the content, cache needs to recalculate.

    def __len__(self):
        """Answers total string length.