def wrap(self, availWidth, availHeight):
"All table properties should be known by now."
widths = (availWidth - self.rightColumnWidth,
self.rightColumnWidth)
# makes an internal table which does all the work.
# we draw the LAST RUN's entries! If there are
# none, we make some dummy data to keep the table
# from complaining
if len(self._lastEntries) == 0:
_tempEntries = [(0, 'Placeholder for table of contents', 0)]
else:
_tempEntries = self._lastEntries
i = 0
lastMargin = 0
tableData = []
tableStyle = [
('VALIGN', (0, 0), (- 1, - 1), 'TOP'),
('LEFTPADDING', (0, 0), (- 1, - 1), 0),
('RIGHTPADDING', (0, 0), (- 1, - 1), 0),
('TOPPADDING', (0, 0), (- 1, - 1), 0),
('BOTTOMPADDING', (0, 0), (- 1, - 1), 0),
]
for entry in _tempEntries:
level, text, pageNum = entry[:3]
leftColStyle = self.levelStyles[level]
if i: # Not for first element
tableStyle.append((
'TOPPADDING',
(0, i), (- 1, i),
max(lastMargin, leftColStyle.spaceBefore)))
# print leftColStyle.leftIndent
lastMargin = leftColStyle.spaceAfter
#right col style is right aligned
rightColStyle = ParagraphStyle(name='leftColLevel%d' % level,
parent=leftColStyle,
leftIndent=0,
alignment=TA_RIGHT)
leftPara = Paragraph(text, leftColStyle)
rightPara = Paragraph(str(pageNum), rightColStyle)
tableData.append([leftPara, rightPara])
i += 1
self._table = Table(
tableData,
colWidths=widths,
style=TableStyle(tableStyle))
self.width, self.height = self._table.wrapOn(self.canv, availWidth, availHeight)
return (self.width, self.height)
