latex.py 文件源码

def visit_figure(self, node):
        ids = ''
        for id in self.next_figure_ids:
            ids += self.hypertarget(id, anchor=False)
        self.next_figure_ids.clear()
        self.restrict_footnote(node)
        if (len(node.children) and
           isinstance(node.children[0], nodes.image) and
           node.children[0]['ids']):
            ids += self.hypertarget(node.children[0]['ids'][0], anchor=False)
        if 'width' in node and node.get('align', '') in ('left', 'right'):
            self.body.append('\\begin{wrapfigure}{%s}{%s}\n\\centering' %
                             (node['align'] == 'right' and 'r' or 'l',
                              node['width']))
            self.context.append(ids + '\\end{wrapfigure}\n')
        else:
            if ('align' not in node.attributes or
                    node.attributes['align'] == 'center'):
                # centering does not add vertical space like center.
                align = '\n\\centering'
                align_end = ''
            else:
                # TODO non vertical space for other alignments.
                align = '\\begin{flush%s}' % node.attributes['align']
                align_end = '\\end{flush%s}' % node.attributes['align']
            self.body.append('\\begin{figure}[%s]%s\n' % (
                self.elements['figure_align'], align))
            if any(isinstance(child, nodes.caption) for child in node):
                self.body.append('\\capstart\n')
            self.context.append(ids + align_end + '\\end{figure}\n')