[reportlab-users] Page background image with Platypus?

[Erik Wickstrom]

That did the trick, Robin!

On 10/24/07, Robin Becker <robin at reportlab.com> wrote:

> Erik Wickstrom wrote:

> > I tried this approach - but I'm starting to get other problems:

> >

> > Traceback (most recent call last):

> > File "/usr/local/lib/python2.4/site-packages/django/core/handlers/base.py"

> > in _real_get_response

> >   81. response = callback(request, *callback_args, **callback_kwargs)

> > File "/root/journal/gazette/views.py" in some_view

> >   101. doc.build(elements)

> >

> >   AttributeError at /gazette/test/

> >   GazettePageTemplate instance has no attribute 'build'

> >

> > This is my class so far:

> > class GazettePageTemplate(PageTemplate):

> >     def __init__(self, id, pageSize=defaultPageSize):

> >         self.pageWidth = pageSize[0]

> >         self.pageHeight = pageSize[1]

> >         frame1 = Frame(inch,

> >                        3*inch,

> >                        self.pageWidth - 2*inch,

> >                        self.pageHeight - 518, id='cover')

> >         PageTemplate.__init__(self, id, [frame1])  # note lack of onPage

> >

> >     def beforeDrawPage(self, canv):

> >         self.canv.drawImage('/root/journal/gazette/paper1.png',0,0,8.5*inch,11*inch)

> >

> > def some_view(request):

> >     response = HttpResponse(mimetype='application/pdf')

> >     response['Content-Disposition'] = 'attachment; filename=gorilla-gazette.pdf'

> >

> >     buffer = StringIO()

> >

> >     # Our container for 'Flowable' objects

> >     elements = []

> >

> >     # A large collection of style sheets pre-made for us

> >     styles = getSampleStyleSheet()

> >

> >     # A basic document for us to write to 'hello_platypus.pdf'

> >     #doc = SimpleDocTemplate(buffer)#'hello_platypus.pdf')

> >     doc = GazettePageTemplate(buffer)#'hello_platypus.pdf')

> >     doc.pagesize=landscape(letter)

> >

> >     from reportlab.rl_config import defaultPageSize

> >

> >     (MAXWIDTH, MAXHEIGHT) = defaultPageSize

> >

> >     image = Image('/root/journal/gazette/paper1.png')

> >     print MAXWIDTH

> >     print MAXHEIGHT

> >     #elements.append(KeepInFrame(MAXWIDTH, MAXHEIGHT, [image]))

> >     elements.append(KeepInFrame(11*inch, 19*inch, [image]))

> >     # Create two 'Paragraph' Flowables and add them to our 'elements'

> >     elements.append(Paragraph("The Platypus", styles['Heading1']))

> >     elements.append(Paragraph("Very <i>Special</i>!", styles['Normal']))

> >

> >     # Write the document to disk

> >     doc.build(elements)

> >     # Get the value of the StringIO buffer and write it to the response.

> >     pdf = buffer.getvalue()

> >     buffer.close()

> >     response.write(pdf)

> >     return response

> >

> > Shouldn't the build method be inherited from PageTemplate?  What am I missing?

> >

> > Thanks!

> > Erik

> ......

>

> the build method is actually on the document not it's page templates. I don't

> know what the intention is, but I guess you should start with

>

> doc = SimpleDocTemplate(buffer)

>

> #and then mess with doc's pagetemplates eg

>

> doc.pageTemplates[:] = [GazettePageTemplate('First')]

>

> #then later

>

> doc.build()

> .......

>

>

> --

> Robin Becker

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