[reportlab-users] Absolute position of a paragraph in a page

[Sergiu Iordache]

On Mon, Nov 30, 2009 at 7:00 PM,
<reportlab-users-request at lists2.reportlab.com> wrote:

> Solid Snake wrote:

>> Hello,

>>

>> I'm new to ReportLab and I'd like to use it to generate a PDF. My

>> starting setup is pretty simple: a BaseDocTemplate which has a

>> PageTemplate in it with two Frames(2 columns). Here is the code on

>> pastebin[1]

>>

>> I'd like to put some Paragraphs in it but it is very important to know

>> the position of these paragraphs after they are placed by the build

>> function. Is there any way to do that?

>>

>> I have found a similar thread[2] on the list but I didn't understand

>> much of the answer.

>>

>> Thanks in advance,

>> Sergiu

> .......

>

> this snippet of code uses a special paragraph to allow you to find out where it

> was drawn (and also draws a box around it).

>

> from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle

> from reportlab.platypus.paragraph import Paragraph

> from reportlab.platypus.doctemplate import SimpleDocTemplate

> from reportlab.platypus import Spacer

>

> class MyParagraph(Paragraph):

>        def drawOn(self, canv, x, y, _sW=0):

>                '''at the point this is called we should know how large we are'''

>                canv.saveState()

>                canv.setStrokeColor((1,0,0))

>                canv.setLineWidth(1)

>                print 'x=%s y=%s width=%s height=%s' % (x,y,self.width,self.height)

>                canv.rect(x,y,self.width,self.height,stroke=1,fill=0)

>                canv.restoreState()

>                Paragraph.drawOn(self,canv,x,y,_sW)

>

> styleSheet = getSampleStyleSheet()

> bt = styleSheet['BodyText']

> p1=MyParagraph('''The concept of an integrated one box solution for advanced

> voice and

> data applications began with the introduction of the IMACS. The

> IMACS 200 carries on that tradition with an integrated solution

> optimized for smaller port size applications that the IMACS could not

> economically address. An array of the most popular interfaces and

> features from the IMACS has been bundled into a small 2U chassis

> providing the ultimate in ease of installation.''', bt)

>

> p2=MyParagraph('''The concept of an integrated one box solution for advanced

> voice and

> data applications began with the introduction of the IMACS. The

> IMACS 200 carries on that tradition with an integrated solution

> optimized for smaller port size applications that the IMACS could not

> economically address. An array of the most popular interfaces and

> features from the IMACS has been bundled into a small 2U chassis

> providing the ultimate in ease of installation.''', bt)

>

> story=[p1,Spacer(72,72),p2]

> doc = SimpleDocTemplate('tp.pdf')

> doc.build(story)


Thank you very much for the quick reply, that was exactly what I wanted.

Sergiu