Mercurial > parpg-core

annotate src/parpg/gamestate.py @ 108:2f928c913c78

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fixed item_type not being set when creating items.
author KarstenBock@gmx.net
date Fri, 23 Sep 2011 13:30:41 +0200
parents 7829eb185d6f
children 29869273f9e1
rev   line source
0
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
1 # This file is part of PARPG.
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
2
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
3 # PARPG is free software: you can redistribute it and/or modify
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
4 # it under the terms of the GNU General Public License as published by
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
5 # the Free Software Foundation, either version 3 of the License, or
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
6 # (at your option) any later version.
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
7
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
8 # PARPG is distributed in the hope that it will be useful,
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
11 # GNU General Public License for more details.
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
12
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
13 # You should have received a copy of the GNU General Public License
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
14 # along with PARPG. If not, see <http://www.gnu.org/licenses/>.
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
15
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
16 from parpg.quest_engine import QuestEngine
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
17
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
18 class GameState(object):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
19 """This class holds the current state of the game."""
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
20 def __init__(self, quests_dir = None):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
21 self.player_character = None
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
22 self.quest_engine = QuestEngine(quests_dir)
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
23 self.quest_engine.readQuests()
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
24 self.objects = {}
105
7829eb185d6f (Re)added setting of inventory and equipment in the object files.
KarstenBock@gmx.net
parents: 104
diff changeset
25 self.objects[None] = {}
0
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
26 self.object_ids = {}
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
27 self.current_map_name = None
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
28 self.maps = {}
85
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
29 self.npcs_met = set()
0
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
30
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
31
103
65aa498791ed The addObject method of the GameState class now accepts an object_id parameter, instead of it getting that value from the object.
KarstenBock@gmx.net
parents: 85
diff changeset
32 def addObject(self, object_id, map_id, game_object):
0
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
33 """Adds an object to the objects and object_ids
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
34 dictionaries.
103
65aa498791ed The addObject method of the GameState class now accepts an object_id parameter, instead of it getting that value from the object.
KarstenBock@gmx.net
parents: 85
diff changeset
35 @param object_id: ID of the object
65aa498791ed The addObject method of the GameState class now accepts an object_id parameter, instead of it getting that value from the object.
KarstenBock@gmx.net
parents: 85
diff changeset
36 @type object_id: str
0
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
37 @param map_id: ID of the map the object is on.
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
38 If the object is in a container this has to be None
103
65aa498791ed The addObject method of the GameState class now accepts an object_id parameter, instead of it getting that value from the object.
KarstenBock@gmx.net
parents: 85
diff changeset
39 @type map_id: str or None
0
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
40 @param object: object to be added
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
41 @type object: GameObject
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
42 """
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
43 if not self.object_ids.has_key(object_id):
104
de741e83a422 Objects that are not on an actual map are now stored under the value None in the gamestates object dictionary.
KarstenBock@gmx.net
parents: 103
diff changeset
44 self.objects[map_id][object_id] = game_object
0
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
45 self.object_ids[object_id] = map_id
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
46
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
47 def deleteObject(self, object_id):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
48 """Removes an object from the dictionaries
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
49 @param object_id: ID of the object
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
50 @type object_id: str
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
51 """
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
52 if self.hasObject(object_id):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
53 map_id = self.getMapOfObject(object_id)
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
54 if map_id:
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
55 inst = self.maps[map_id].agent_layer.getInstance(object_id)
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
56 self.maps[map_id].agent_layer.deleteInstance(inst)
104
de741e83a422 Objects that are not on an actual map are now stored under the value None in the gamestates object dictionary.
KarstenBock@gmx.net
parents: 103
diff changeset
57 del self.objects[map_id][object_id]
0
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
58 del self.object_ids[object_id]
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
59
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
60
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
61 def getObjectsFromMap(self, map_id):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
62 """Gets all objects that are currently on the given map.
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
63 @type map: String
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
64 @param map: The map name.
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
65 @returns: The list of objects on this map. Or an empty list"""
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
66 if map_id in self.objects:
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
67 return [i for i in self.objects[map_id].values() \
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
68 if map_id in self.objects]
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
69
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
70 return {}
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
71
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
72 def hasObject(self, object_id):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
73 """Check if an object with the given id is present
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
74 @param object_id: ID of the object
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
75 @type object_id: str
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
76 @return: True if there is an object False if not
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
77 """
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
78 return self.object_ids.has_key(object_id)
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
79
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
80 def getMapOfObject(self, object_id):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
81 """Returns the map the object is on.
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
82 @param object_id: ID of the object
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
83 @type object_id: str
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
84 @return: Name of the map the object is on.
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
85 If there is no such object or the object is in a container None is returned
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
86 """
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
87 if self.object_ids.has_key(object_id):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
88 return self.object_ids[object_id]
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
89 return None
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
90
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
91 def getObjectById(self, obj_id, map_id = None):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
92 """Gets an object by its object id and map id
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
93 @type obj_id: String
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
94 @param obj_id: The id of the object.
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
95 @type map_id: String
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
96 @param map_id: It id of the map containing the object.
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
97 @returns: The object or None."""
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
98 if not map_id:
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
99 map_id = self.getMapOfObject(obj_id)
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
100 if not map_id in self.objects:
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
101 self.objects[map_id] = {}
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
102 if obj_id in self.objects[map_id]:
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
103 return self.objects[map_id][obj_id]
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
104
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
105 def clearObjects(self):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
106 """Delete all objects from the state
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
107 """
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
108 self.objects = {}
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
109 self.object_ids = {}
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
110
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
111 def getStateForSaving(self):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
112 """Prepares state for saving
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
113 @type state: dictionary
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
114 @param state: State of the object
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
115 """
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
116 ret_dict = {}
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
117 ret_dict["CurrentMap"] = self.current_map_name
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
118 ret_dict["Quests"] = self.quest_engine.getStateForSaving()
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
119 return ret_dict
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
120
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
121 def restoreFromState(self, state):
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
122 """Restores the state"""
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
123 self.current_map_name = state["CurrentMap"]
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
124 self.quest_engine.readQuests()
1fd2201f5c36 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
125 self.quest_engine.restoreFromState(state["Quests"])
85
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
126
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
127 def meet(self, npc):
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
128 """Record that the PC has met a certain NPC
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
129 @type npc: str
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
130 @param npc: The NPC's name or id"""
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
131 if npc in self.npcs_met:
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
132 # we could raise an error here, but should probably be a warn
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
133 # raise RuntimeError("I already know %s" % npc)
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
134 return
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
135 self.npcs_met.add(npc)
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
136
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
137 def met(self, npc):
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
138 """Indicate whether the PC has met this npc before
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
139 @type npc: str
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
140 @param npc: The NPC's name or id
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
141 @return: None"""
cd12294d1981 Added meet and met methods from the old player object to the gamestate.
KarstenBock@gmx.net
parents: 69
diff changeset
142 return npc in self.npcs_met