[reportlab-users] split string by width.
timr at probo.com
Fri Nov 5 16:28:57 EDT 2010
Tim Roberts wrote:
> Juan Efren Castillo wrote:
>> I need to print a single long string.
>> reportlab.lib.utils.SimpleSplit works splitting by blank spaces, but
>> this string has no spaces
>> My solution was to divide string into "chunks"
>> y = 0
>> for t in chunks(r, MAXCHARS):
>> p.drawString(d.x, page_size - d.y + y, t)
>> y -= p._leading
>> How ever I don't like this solution because MAXCHARS is always
>> different depending on Font and Size of the text.
>> Any ideas how to calculate MAXCHARS ? or another solution to this?
> The only solution is to do it by hand, checking one character at a time
> until the string is too long: I assume "p" is your canvas and "r" has
> the incoming string. I might choose different variable names...
> # Assume maxWidth has the maximum width.
> tmpstr = ""
> for c in r:
> if p.stringWidth(s+c) > maxWidth:
That should be:
if p.stringWidth(tmpstr+c) > maxWidth:
Tim Roberts, timr at probo.com
Providenza & Boekelheide, Inc.
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