hooke/liboutlet.py

   1 #!/usr/bin/env python
   2
   3 '''
   4 Basic outlet object
   5
   6 Copyright (C) 2008 Alberto Gomez-Casado (University of Twente).
   7
   8 This program is released under the GNU General Public License version 2.
   9 '''
  10
  11
  12 import re
  13
  14
  15 class Outlet(object):
  16
  17     def __init__(self):
  18         self.buffer=[]
  19         #relations is still unused
  20         self.relations=[]
  21
  22     def push(self, args):
  23         #queue new entry
  24         self.buffer.append(args)
  25
  26     def pop(self):
  27         #delete last entry
  28         return self.buffer.pop();
  29
  30     def printbuf(self):
  31         j=1;
  32         for i in self.buffer:
  33             print j, i
  34             j=j+1
  35
  36     def delete(self, number):
  37         #delete entry matching given index
  38         if len(self.buffer)>int(number)-1 and int(number)>0:
  39             self.buffer.pop(int(number)-1)
  40
  41     def empty(self):
  42         self.buffer=[]
  43
  44     def read_last(self):
  45         return self.buffer[len(self.buffer)-1]
  46
  47     def read_first(self):
  48         return self.buffer[0]
  49
  50     def read_type(self,dtype):
  51         #returns entries matching a given type (force, distance, point...)
  52         aux=[]
  53         index=0
  54         if dtype=='all':
  55                 return self.buffer
  56         for i in self.buffer:
  57                 if re.match(dtype+'*',i):
  58                         aux.append(i)
  59         return aux
  60
  61