code/tech.py

   1 #file: tech.py
   2 #Copyright (C) 2005,2006,2008 Evil Mr Henry, Phil Bordelon, and FunnyMan3595
   3 #This file is part of Endgame: Singularity.
   4
   5 #Endgame: Singularity is free software; you can redistribute it and/or modify
   6 #it under the terms of the GNU General Public License as published by
   7 #the Free Software Foundation; either version 2 of the License, or
   8 #(at your option) any later version.
   9
  10 #Endgame: Singularity is distributed in the hope that it will be useful,
  11 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 #GNU General Public License for more details.
  14
  15 #You should have received a copy of the GNU General Public License
  16 #along with Endgame: Singularity; if not, write to the Free Software
  17 #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18
  19 #This file contains the tech class.
  20
  21 import pygame
  22 import g
  23 import buyable
  24
  25 class Tech(buyable.Buyable):
  26     def __init__(self, id, description, known, cost, prerequisites, danger,
  27                  tech_type, secondary_data):
  28         # A bit silly, but it does the trick.
  29         type = buyable.BuyableClass(id, description, cost, prerequisites,
  30                                      type="tech")
  31         super(Tech, self).__init__(type)
  32
  33         self.danger = danger
  34         self.result = ""
  35         self.tech_type = tech_type
  36         self.secondary_data = secondary_data
  37
  38         if known:
  39             # self.finish would re-apply the tech benefit, which is already in
  40             # place.
  41             super(Tech, self).finish()
  42
  43     def __cmp__(self, other):
  44         if not isinstance(other, Tech):
  45             return -1
  46         else:
  47             return cmp(self.type, other.type)
  48
  49     def get_info(self):
  50         cost = self.type.describe_cost(self.total_cost, True)
  51         left = self.type.describe_cost(self.cost_left, True)
  52         template = """%s\nTotal cost: %s\nCost left: %s\n---\n%s"""
  53         return template % (self.name, cost, left, self.description)
  54
  55     def finish(self):
  56         super(Tech, self).finish()
  57         self.gain_tech()
  58
  59     def gain_tech(self):
  60         #give the effect of the tech
  61         if self.tech_type == "interest":
  62             g.pl.interest_rate += self.secondary_data
  63         elif self.tech_type == "income":
  64             g.pl.income += self.secondary_data
  65         elif self.tech_type == "cost_labor_bonus":
  66             g.pl.labor_bonus -= self.secondary_data
  67         elif self.tech_type == "job_expert":
  68             g.pl.job_bonus += self.secondary_data
  69         elif self.tech_type == "endgame_sing":
  70             g.play_music("win")
  71             g.map_screen.show_message(g.strings["wingame"])
  72             for group in g.pl.groups.values():
  73                 group.discover_bonus = 0
  74             g.pl.apotheosis = True
  75             g.pl.had_grace = True
  76         elif self.tech_type:
  77             what, who = self.tech_type.split("_", 1)
  78             if who in g.pl.groups:
  79                 if what == "suspicion":
  80                     g.pl.groups[who].alter_suspicion_decay(self.secondary_data)
  81                 elif what == "discover":
  82                     g.pl.groups[who].alter_discover_bonus(-self.secondary_data)
  83                 else:
  84                     print "Unknown action '%s' in tech %s." % (what, self.name)
  85             elif who == "onetime" and what == "suspicion":
  86                 for group in g.pl.groups.values():
  87                     group.alter_suspicion(-self.secondary_data)
  88             else:
  89                 print "tech: %s is unknown bonus can't be applied" % self.tech_type