[reportlab-users] Fwd: text of paragraph sits at bottom of area.

[Kerri Reno]

Thanks for your suggestions!  I will try them out, and let you know.

Kerri

On Tue, Apr 7, 2009 at 3:52 AM, Robin Becker <robin at reportlab.com> wrote:


> Kerri Reno wrote:

> .........

>

>

>> I'm creating a pay stub with reportlab, that has to fit on one page.  I

>> started with Jeff Bauer's hcfa1500.py from the reportlab web site - THANKS

>> JEFF!  I was able to modify it to fit my needs, even including a couple of

>> paragraphs.  My problem is that the paragraphs print in the bottom of the

>> allowed area.

>>

>> I'm using

>>

>>        stylesheet = getSampleStyleSheet()

>>        style = stylesheet['Normal']

>>        style.fontName=self.text_font

>>        style.fontSize = self.text_size

>>        style.leading = int(self.text_size * 1.2)

>>        c = self.canvas

>>

>>        # x, y = bottom left corner of area

>>        # width and height are the maximum area I want the

>>        # paragraph to use up

>>        p = Paragraph(v,style)

>>        f = KeepInFrame(width,height,[p],mode='shrink')

>>        f.wrapOn(c,width,height)

>>        f.drawOn(c,x,y)

>>

>> This works great, except if the text of the paragraph doesn't take up all

>> the space, then it prints in the bottom portion of the area.

>>

>> I've searched the documentation and the web for an answer, and I just

>> can't

>> find it.  I'd appreciate any help you can give me.

>>

>> Thanks in Advance!

>> Kerri

>>

>>  ........

>

> first off the normal way of drawing paragraphs is with the platypus

> doctemplate frame work. But if you wish to do this directly into a canvas

> then it's wise to know the api that's used.

>

> First off wrap/wrapOn return the width and height that is used by the

> flowable;

>

> eg

>    # NB w, h don't have to be equal to width and height

>    w,h = f.wrapOn(c,width,height)

>

> then the x and y for the drawOn correspond to the bottom left of the

> flowable. Assuming you wish to draw from the top down you need to subtract

> the height from the top left y.

>

>

>

> try this script to get some idea of where things are

>

> from reportlab.pdfgen.canvas import Canvas

> from reportlab.lib.styles import getSampleStyleSheet

> from reportlab.platypus.paragraph import Paragraph

> from reportlab.platypus.flowables import KeepInFrame

> stylesheet = getSampleStyleSheet()

> style = stylesheet['Normal']

> style.fontName = 'Helvetica'

> style.fontSize = 10

> style.leading = int(style.fontSize * 1.2)

> c = Canvas('simple.pdf')

>

> width=72                        #1in x 1in width for our para

> height=72

>

> #define top left

> tlx = 72                                        #one inch in from left

> tly = c._pagesize[1] - 72       #one inch down from top

>

> #show our area

> c.setLineWidth = 1

> c.setStrokeColor((1,0,0))       #red

> c.rect(tlx,tly,width,-height,stroke=1,fill=0)

>

> p = Paragraph('This is a silly paragraph that\'s used to make up the

> numbers and show the world where things go.',style)

> f = KeepInFrame(width,height,[p],mode='shrink')

> w,h=f.wrapOn(c,width,height)

> f.drawOn(c,tlx,tly-height)

> c.showPage()

> c.save()

> --

> Robin Becker

>

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>




-- 
Yuma Educational Computer Consortium
Compass Development Team
Kerri Reno
kreno at yumaed.org      (928) 502-4240
.·:*¨¨*:·.   .·:*¨¨*:·.   .·:*¨¨*:·.
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