/[anoncvs]/projects/dispense2/sql-edition/servers/HorizScroll.py


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Contents of /projects/dispense2/sql-edition/servers/HorizScroll.py

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Revision 1.3 - (show annotations) (download) (as text)
Wed Sep 29 09:30:38 2004 UTC (16 years, 7 months ago) by mtearle
Branch: MAIN
CVS Tags: HEAD
Changes since 1.2: +1 -1 lines
File MIME type: text/x-python
Toggle wraparound logic ... I think it was the wrong way around

1 #!/usr/bin/env python
2
3 import string
4 import sys
5 import time
6
7 class HorizScroll:
8 def __init__(self, text):
9 self.text = text
10 pass
11
12 def expand(self, padding=None, paddingchar=" ", dir=None, wraparound=False):
13 if len(self.text) <= 10:
14 return [text]
15
16 if padding == None:
17 padding = len(self.text) / 2 + 1
18
19 format = "%-" + str(padding) + "." + str(padding) + "s"
20 pad = string.replace(format % " "," ",paddingchar)
21 padtext = self.text + pad
22 if not wraparound:
23 numiters = len(self.text) - 10
24 else:
25 numiters = len(padtext)
26
27 expansion = []
28
29 for x in range(0,numiters):
30 expansion.append("%-10.10s" % (padtext[x:] + padtext[:x]))
31
32 if dir == -1:
33 expansion.reverse()
34
35 return expansion
36
37 if __name__ == '__main__':
38 h = HorizScroll("hello cruel world")
39 eh = h.expand()
40 while 1:
41 for x in eh:
42 sys.stdout.write("\r")
43 print "%-10.10s" % x,
44 sys.stdout.flush()
45 time.sleep(0.1)
46

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