from reportlab.pdfgen import canvas
from reportlab.platypus import SimpleDocTemplate
class NumberedCanvas(canvas.Canvas):
def __init__(self, *args, **kwargs):
canvas.Canvas.__init__(self, *args, **kwargs)
self._codes = []
def showPage(self):
self._codes.append({'code': self._code, 'stack': self._codeStack})
self._startPage()
def save(self):
"""add page info to each page (page x of y)"""
# reset page counter
self._pageNumber = 0
for code in self._codes:
# recall saved page
self._code = code['code']
self._codeStack = code['stack']
self.setFont("Helvetica", 7)
self.drawRightString(200*mm, 20*mm,
"page %(this)i of %(total)i" % {
'this': self._pageNumber+1,
'total': len(self._codes),
}
)
canvas.Canvas.showPage(self)
# build doc
doc = SimpleDocTemplate("filename.pdf")
... # add your report definition here
doc.build(elements, canvasmaker=NumberedCanvas)
