Mercurial > parpg-core

annotate src/parpg/behaviours/base.py @ 83:9f8faf6e974d

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Added BaseBehaviour. Moved methods from MovingAgentBehaviour to BaseBehaviour.
author KarstenBock@gmx.net
date Fri, 09 Sep 2011 15:18:17 +0200
parents 62cff91a19cb
children d89e88a90c9e
rev   line source
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4311a0a5378c Moved behaviours from objects/actors.py to files seperate files inside a behaviours directory.
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1 # This file is part of PARPG.
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2
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3 # PARPG is free software: you can redistribute it and/or modify
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4 # it under the terms of the GNU General Public License as published by
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5 # the Free Software Foundation, either version 3 of the License, or
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6 # (at your option) any later version.
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7
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8 # PARPG is distributed in the hope that it will be useful,
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9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 # GNU General Public License for more details.
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12
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13 # You should have received a copy of the GNU General Public License
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14 # along with PARPG. If not, see <http://www.gnu.org/licenses/>.
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15
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16 from fife import fife
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18 _AGENT_STATE_NONE, _AGENT_STATE_IDLE, _AGENT_STATE_APPROACH, _AGENT_STATE_RUN, _AGENT_STATE_WANDER, _AGENT_STATE_TALK = xrange(6)
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19
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20 class BaseBehaviour (fife.InstanceActionListener):
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21 """Fife agent listener"""
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22 def __init__(self):
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23 fife.InstanceActionListener.__init__(self)
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24 self.agent = None
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25 self.state = None
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27 def attachToLayer(self, agent_ID, layer):
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28 """Attaches to a certain layer
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29 @type agent_ID: String
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30 @param agent_ID: ID of the layer to attach to.
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31 @type layer: Fife layer
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32 @param layer: Layer of the agent to attach the behaviour to
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33 @return: None"""
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34 self.agent = layer.getInstance(agent_ID)
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35 self.agent.addActionListener(self)
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36 self.state = _AGENT_STATE_NONE
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37
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38 def getX(self):
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39 """Get the NPC's x position on the map.
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40 @rtype: integer"
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41 @return: the x coordinate of the NPC's location"""
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42 return self.agent.getLocation().getLayerCoordinates().x
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44 def getY(self):
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45 """Get the NPC's y position on the map.
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46 @rtype: integer
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47 @return: the y coordinate of the NPC's location"""
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48 return self.agent.getLocation().getLayerCoordinates().y
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49
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50 def onNewMap(self, layer):
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51 """Sets the agent onto the new layer."""
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52 if self.agent is not None:
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53 self.agent.removeActionListener(self)
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55 self.agent = layer.getInstance(self.parent.fifeagent.identifier)
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56 self.agent.addActionListener(self)
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57 self.state = _AGENT_STATE_NONE
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58
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59 def idle(self):
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60 """@return: None"""
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61 self.state = _AGENT_STATE_IDLE
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62 self.agent.act('stand', self.agent.getFacingLocation())
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64 def onInstanceActionFinished(self, instance, action):
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65 """@type instance: ???
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66 @param instance: ???
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67 @type action: ???
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68 @param action: ???
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69 @return: None"""
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70 # First we reset the next behavior
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71 act = self.nextAction
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72 self.nextAction = None
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73 self.idle()
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74
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75 if act:
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76 act.execute()
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79 def getLocation(self):
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80 """Get the agents position as a fife.Location object.
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81 @rtype: fife.Location
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82 @return: the location of the agent"""
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83 return self.agent.getLocation()
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85
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86 def talk(self, pc):
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87 """Makes the agent ready to talk to the PC
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88 @return: None"""
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89 self.state = _AGENT_STATE_TALK
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90 self.pc = pc.behaviour.agent
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91 self.idle()
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