wrapString

This commit is contained in:
Rolux 2008-07-06 11:43:06 +02:00
parent da35e9bc32
commit 55a3d61139
2 changed files with 31 additions and 32 deletions

View file

@ -1,32 +0,0 @@
# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
def wrap(string, length, separator, balance):
if balance:
# balance lines: test if same number of lines
# can be achieved with a shorter line length
lines = wrap(string, length, separator, False).split(separator)
if len(lines) > 1:
while length > max(map(lambda x : len(x), string.split(' '))):
length -= 1
if len(wrap(string, length, separator, False).split(separator)) > len(lines):
length += 1
break
words = string.split(' ')
lines = ['']
for word in words:
if len(lines[len(lines) - 1] + word + ' ') <= length + 1:
# word fits in current line
lines[len(lines) - 1] += word + ' ';
else:
if len(word) <= length:
# word fits in next line
lines.append(word + ' ')
else:
# word is longer than line
position = length - len(lines[len(lines) - 1]) + 1
lines[len(lines) - 1] += word[0:position]
for i in range(position, len(word), length):
lines.append(word[i:i+length]);
lines[len(lines) - 1] += ' '
return separator.join(lines).strip()

View file

@ -65,6 +65,37 @@ def wrap(text, width):
text.split(' ') text.split(' ')
) )
def wrapString(string, length, separator, balance):
if balance:
# balance lines: test if same number of lines
# can be achieved with a shorter line length
lines = wrapString(string, length, separator, False).split(separator)
if len(lines) > 1:
while length > max(map(lambda x : len(x), string.split(' '))):
length -= 1
if len(wrapString(string, length, separator, False).split(separator)) > len(lines):
length += 1
break
words = string.split(' ')
lines = ['']
for word in words:
if len(lines[len(lines) - 1] + word + ' ') <= length + 1:
# word fits in current line
lines[len(lines) - 1] += word + ' ';
else:
if len(word) <= length:
# word fits in next line
lines.append(word + ' ')
else:
# word is longer than line
position = length - len(lines[len(lines) - 1]) + 1
lines[len(lines) - 1] += word[0:position]
for i in range(position, len(word), length):
lines.append(word[i:i+length]);
lines[len(lines) - 1] += ' '
return separator.join(lines).strip()
def truncateString(s, num): def truncateString(s, num):
"""Truncates a string after a certain number of chacters, but ends with a word """Truncates a string after a certain number of chacters, but ends with a word