Mercurial > parpg-source

annotate gamestate.py @ 0:7a89ea5404b1

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Initial commit of parpg-core.
author M. George Hansen <technopolitica@gmail.com>
date Sat, 14 May 2011 01:12:35 -0700
parents
children 98f26f7636d8
rev   line source
0
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
1 # This file is part of PARPG.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
2
7a89ea5404b1 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
7a89ea5404b1 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
7a89ea5404b1 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
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
6 # (at your option) any later version.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
7
7a89ea5404b1 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,
7a89ea5404b1 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
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
11 # GNU General Public License for more details.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
12
7a89ea5404b1 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
7a89ea5404b1 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/>.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
15
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
16 from parpg.quest_engine import QuestEngine
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
17
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
18 class GameState(object):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
19 """This class holds the current state of the game."""
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
20 def __init__(self, quests_dir = None):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
21 self.player_character = None
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
22 self.quest_engine = QuestEngine(quests_dir)
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
23 self.quest_engine.readQuests()
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
24 self.objects = {}
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
25 self.object_ids = {}
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
26 self.current_map_name = None
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
27 self.maps = {}
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
28
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
29
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
30 def addObject(self, map_id, game_object):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
31 """Adds an object to the objects and object_ids
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
32 dictionaries.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
33 @param map_id: ID of the map the object is on.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
34 If the object is in a container this has to be None
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
35 @param object: object to be added
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
36 @type object: GameObject
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
37 @type map_id: str or None
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
38 """
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
39 object_id = game_object.ID
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
40 if not self.object_ids.has_key(object_id):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
41 if map_id:
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
42 self.objects[map_id][object_id] = game_object
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
43 self.object_ids[object_id] = map_id
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
44
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
45 def deleteObject(self, object_id):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
46 """Removes an object from the dictionaries
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
47 @param object_id: ID of the object
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
48 @type object_id: str
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
49 """
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
50 if self.hasObject(object_id):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
51 map_id = self.getMapOfObject(object_id)
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
52 if map_id:
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
53 inst = self.maps[map_id].agent_layer.getInstance(object_id)
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
54 self.maps[map_id].agent_layer.deleteInstance(inst)
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
55 del self.objects[map_id][object_id]
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
56 del self.object_ids[object_id]
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
57
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
58
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
59 def getObjectsFromMap(self, map_id):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
60 """Gets all objects that are currently on the given map.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
61 @type map: String
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
62 @param map: The map name.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
63 @returns: The list of objects on this map. Or an empty list"""
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
64 if map_id in self.objects:
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
65 return [i for i in self.objects[map_id].values() \
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
66 if map_id in self.objects]
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
67
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
68 return {}
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
69
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
70 def hasObject(self, object_id):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
71 """Check if an object with the given id is present
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
72 @param object_id: ID of the object
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
73 @type object_id: str
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
74 @return: True if there is an object False if not
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
75 """
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
76 return self.object_ids.has_key(object_id)
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
77
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
78 def getMapOfObject(self, object_id):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
79 """Returns the map the object is on.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
80 @param object_id: ID of the object
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
81 @type object_id: str
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
82 @return: Name of the map the object is on.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
83 If there is no such object or the object is in a container None is returned
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
84 """
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
85 if self.object_ids.has_key(object_id):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
86 return self.object_ids[object_id]
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
87 return None
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
88
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
89 def getObjectById(self, obj_id, map_id = None):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
90 """Gets an object by its object id and map id
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
91 @type obj_id: String
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
92 @param obj_id: The id of the object.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
93 @type map_id: String
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
94 @param map_id: It id of the map containing the object.
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
95 @returns: The object or None."""
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
96 if not map_id:
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
97 map_id = self.getMapOfObject(obj_id)
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
98 if not map_id in self.objects:
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
99 self.objects[map_id] = {}
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
100 if obj_id in self.objects[map_id]:
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
101 return self.objects[map_id][obj_id]
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
102
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
103 def clearObjects(self):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
104 """Delete all objects from the state
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
105 """
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
106 self.objects = {}
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
107 self.object_ids = {}
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
108
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
109 def getStateForSaving(self):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
110 """Prepares state for saving
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
111 @type state: dictionary
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
112 @param state: State of the object
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
113 """
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
114 ret_dict = {}
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
115 ret_dict["CurrentMap"] = self.current_map_name
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
116 ret_dict["Quests"] = self.quest_engine.getStateForSaving()
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
117 return ret_dict
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
118
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
119 def restoreFromState(self, state):
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
120 """Restores the state"""
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
121 self.current_map_name = state["CurrentMap"]
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
122 self.quest_engine.readQuests()
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
123 self.quest_engine.restoreFromState(state["Quests"])
7a89ea5404b1 Initial commit of parpg-core.
M. George Hansen <technopolitica@gmail.com>
parents:
diff changeset
124