[reportlab-users] Problem with renderPM.saveToFile; how to output .PNG?

[Robin Becker]

In article <20030815095934.00248b88.waxmop@gtcinternet.com>, waxmop
<waxmop@gtcinternet.com> writes
>Thanks for the help.  If I've already created a Drawing object like this:
>
>>>>from reportlab.graphics.shapes import *
>>>>from reportlab.lib import colors
>>>>d = Drawing(100,100)
>>>>r = Rect(10, 10, 80, 80, fillColor='yellow')
>>>>d.add(r)
>
>How do I send that Drawing object to a file?  I thought I would just
>pass d to PMCanvas.saveToFile(...), but that didn't work.
>
>
drawings have a save method. Check the method in
reportlab/graphics/shapes.py
>
>
>
>On Thu, 14 Aug 2003 17:19:39 +0100
>Robin Becker <robin@reportlab.com> wrote:
>
>> In article <410-220038414122037242@M2W030.mail2web.com>, 
>waxmop@gtcinternet.com
>> <waxmop@gtcinternet.com> writes
>> >>>You problably meant to use "drawToFile" instead.
>> >
>> >The graphics guide on page 4 says to use 'saveToFile' rather than
>> >drawToFile with PNG output:
>> >
>> >If we wanted to generate the same drawing as a bitmap file for a website,
>> >say, all we need to do is write code like this:
>> >
>> >from reportlab.graphics import renderPM
>> >renderPM.saveToFile(d, 'example1.png', 'PNG')
>> ....saveToFile is a method of the PMCanvas whilst drawToFile is a module level 
>function.
>> 
>> 
>> PythonWin 2.2.3 (#42, May 30 2003, 18:12:08) [MSC 32 bit (Intel)] on win32.
>> Portions Copyright 1994-2001 Mark Hammond (mhammond@skippinet.com.au) -
>>  see 'Help/About PythonWin' for further copyright information.
>> >>> from reportlab.graphics.renderPM import PMCanvas
>> >>> c = PMCanvas(10,10)
>> >>> c.saveToFile('/tmp/bongo.png','PNG')
>> >>> 
>> 
>> -- 
>> Robin Becker
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>> reportlab-users@reportlab.com
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>> 
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-- 
Robin Becker