annotate pyntnclick/state.py @ 677:a8c42709a689 pyntnclick

Event-driven inventory management magic. No more inventory recreation every frame!
author Jeremy Thurgood <firxen@gmail.com>
date Sun, 12 Feb 2012 19:47:56 +0200
parents 387b4288d357
children fa168b5e2624
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1 """Utilities and base classes for dealing with scenes."""
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2
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3 import copy
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4
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1faced4e343a LabelWidget
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5 from widgets.text import LabelWidget
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6 from pygame.color import Color
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7
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8 from pyntnclick.engine import ScreenEvent
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9
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10
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11 def frame_rect(surface, color, rect, thick=1):
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12 # FIXME: Stolen from albow
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13 surface.fill(color, (rect.left, rect.top, rect.width, thick))
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14 surface.fill(color, (rect.left, rect.bottom - thick, rect.width, thick))
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15 surface.fill(color, (rect.left, rect.top, thick, rect.height))
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16 surface.fill(color, (rect.right - thick, rect.top, thick, rect.height))
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17
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18
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19 class Result(object):
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20 """Result of interacting with a thing"""
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21
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22 def __init__(self, message=None, soundfile=None, detail_view=None,
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23 style=None, close_detail=False, end_game=False):
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24 self.message = message
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25 self.soundfile = soundfile
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26 self.detail_view = detail_view
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27 self.style = style
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28 self.close_detail = close_detail
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29 self.end_game = end_game
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30
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31 def play_sound(self, scene_widget):
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32 if self.soundfile:
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33 sound = scene_widget.game.gd.sound.get_sound(self.soundfile)
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34 sound.play()
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35
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36 def process(self, scene_widget):
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37 """Helper function to do the right thing with a result object"""
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38 self.play_sound(scene_widget)
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39 if self.message:
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40 scene_widget.show_message(self.message, self.style)
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41 if self.detail_view:
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42 scene_widget.show_detail(self.detail_view)
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43 if (self.close_detail
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44 and hasattr(scene_widget, 'parent')
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45 and hasattr(scene_widget.parent, 'clear_detail')):
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46 scene_widget.parent.clear_detail()
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47 if self.end_game:
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48 scene_widget.end_game()
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49
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50
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51 def handle_result(result, scene_widget):
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52 """Handle dealing with result or result sequences"""
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53 if result:
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54 if hasattr(result, 'process'):
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55 result.process(scene_widget)
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56 else:
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57 for res in result:
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58 if res:
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59 # List may contain None's
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60 res.process(scene_widget)
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61
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62
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63 class GameState(dict):
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64 """This holds the serializable game state.
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65
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66 Games wanting to do fancier stuff with the state should
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67 sub-class this and feed the subclass into
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68 GameDescription via the custom_data parameter."""
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69
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70 def get_all_gizmo_data(self, state_key):
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71 """Get all state for a gizmo - returns a dict"""
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72 return self[state_key]
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73
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74 def get_data(self, state_key, data_key):
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75 """Get a single entry"""
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76 return self[state_key].get(data_key, None)
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77
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78 def set_data(self, state_key, data_key, value):
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79 """Set a single value"""
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80 self[state_key][data_key] = value
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81
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82 def initialize_state(self, state_key, initial_data):
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83 """Initialize a gizmo entry"""
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84 if state_key not in self:
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85 self[state_key] = {}
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86 if initial_data:
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87 # deep copy of INITIAL_DATA allows lists, sets and
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88 # other mutable types to safely be used in INITIAL_DATA
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89 self[state_key].update(copy.deepcopy(initial_data))
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90
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91
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92 class Game(object):
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93 """Complete game state.
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94
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95 Game state consists of:
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96
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97 * items
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98 * scenes
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99 """
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100 def __init__(self, gd):
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101 # game description
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102 self.gd = gd
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103 # map of scene name -> Scene object
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104 self.scenes = {}
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105 # map of detail view name -> DetailView object
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106 self.detail_views = {}
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107 # map of item name -> Item object
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108 self.items = {}
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109 # list of item objects in inventory
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110 self.inventory = []
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111 # currently selected tool (item)
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112 self.tool = None
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113 # Global game data
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114 self.data = GameState()
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115 # current scene
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116 self.current_scene = None
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117 # current detail view
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118 self.current_detail = None
120
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119 # scene we came from, for enter and leave processing
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120 self.previous_scene = None
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121 # scene transion helpers
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122 self.do_check = None
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123 self.old_pos = None
324
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124 # current thing
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125 self.current_thing = None
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126 self.highlight_override = False
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127 # debug rects
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128 self.debug_rects = False
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129
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130 def set_custom_data(self, data_object):
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131 self.data = data_object
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132
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133 def set_debug_rects(self, value=True):
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134 self.debug_rects = value
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135
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136 def add_scene(self, scene):
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137 scene.set_game(self)
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138 self.scenes[scene.name] = scene
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139
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140 def add_detail_view(self, detail_view):
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
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parents: 595
diff changeset
141 detail_view.set_game(self)
93
350ce4ebe122 Detail view without any functionality.
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parents: 88
diff changeset
142 self.detail_views[detail_view.name] = detail_view
350ce4ebe122 Detail view without any functionality.
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parents: 88
diff changeset
143
32
18cb1af411ef Add helper for adding items. Give items names. Make things take a rectangle.
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parents: 30
diff changeset
144 def add_item(self, item):
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
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diff changeset
145 item.set_game(self)
35
ebc76bc0c067 First item!
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parents: 34
diff changeset
146 self.items[item.name] = item
32
18cb1af411ef Add helper for adding items. Give items names. Make things take a rectangle.
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parents: 30
diff changeset
147
612
cfc16ded7b34 Fix scene/screen confusion
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parents: 608
diff changeset
148 def load_scenes(self, modname):
28
0f25f7b9b37a Add loading of initial state.
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parents: 23
diff changeset
149 mod = __import__("gamelib.scenes.%s" % (modname,), fromlist=[modname])
0f25f7b9b37a Add loading of initial state.
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parents: 23
diff changeset
150 for scene_cls in mod.SCENES:
608
a25cd1c6335a Pass screens through engine by name
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parents: 603
diff changeset
151 scene = scene_cls(self)
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parents: 603
diff changeset
152 self.add_scene(scene)
119
d5f7cccfdb6c Hook up "detail view" scenes.
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parents: 117
diff changeset
153 if hasattr(mod, 'DETAIL_VIEWS'):
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parents: 117
diff changeset
154 for scene_cls in mod.DETAIL_VIEWS:
608
a25cd1c6335a Pass screens through engine by name
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parents: 603
diff changeset
155 scene = scene_cls(self)
a25cd1c6335a Pass screens through engine by name
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parents: 603
diff changeset
156 self.add_detail_view(scene)
28
0f25f7b9b37a Add loading of initial state.
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parents: 23
diff changeset
157
0f25f7b9b37a Add loading of initial state.
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parents: 23
diff changeset
158 def set_current_scene(self, name):
120
48d24a48d0ce Enter and leave hooks
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parents: 119
diff changeset
159 old_scene = self.current_scene
29
6322d92dc8f0 Add state widget for rendering state.
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parents: 28
diff changeset
160 self.current_scene = self.scenes[name]
324
3476e8f3b100 Fixed mouse and cursor handling.
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parents: 319
diff changeset
161 self.current_thing = None
120
48d24a48d0ce Enter and leave hooks
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parents: 119
diff changeset
162 if old_scene and old_scene != self.current_scene:
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parents: 119
diff changeset
163 self.previous_scene = old_scene
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parents: 119
diff changeset
164 self.set_do_enter_leave()
28
0f25f7b9b37a Add loading of initial state.
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parents: 23
diff changeset
165
119
d5f7cccfdb6c Hook up "detail view" scenes.
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parents: 117
diff changeset
166 def set_current_detail(self, name):
324
3476e8f3b100 Fixed mouse and cursor handling.
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parents: 319
diff changeset
167 self.current_thing = None
119
d5f7cccfdb6c Hook up "detail view" scenes.
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parents: 117
diff changeset
168 if name is None:
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parents: 117
diff changeset
169 self.current_detail = None
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parents: 117
diff changeset
170 else:
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diff changeset
171 self.current_detail = self.detail_views[name]
526
a984cf27b527 Defer some resource loading until it's actually necessary.
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parents: 520
diff changeset
172 return self.current_detail
119
d5f7cccfdb6c Hook up "detail view" scenes.
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parents: 117
diff changeset
173
677
a8c42709a689 Event-driven inventory management magic. No more inventory recreation every frame!
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174 def _update_inventory(self):
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diff changeset
175 ScreenEvent.post('game', 'inventory', None)
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parents: 668
diff changeset
176
30
daf9eecb670f Add inventory manipulation methods.
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parents: 29
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177 def add_inventory_item(self, name):
33
f8e02d02c782 Convert inventory to list of item objects.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 32
diff changeset
178 self.inventory.append(self.items[name])
677
a8c42709a689 Event-driven inventory management magic. No more inventory recreation every frame!
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parents: 668
diff changeset
179 self._update_inventory()
30
daf9eecb670f Add inventory manipulation methods.
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parents: 29
diff changeset
180
331
a1ffc919d0c1 Add is_in_inventory helper
Neil Muller <neil@dip.sun.ac.za>
parents: 326
diff changeset
181 def is_in_inventory(self, name):
340
185eca15a42a Don't crash if the item doesn't exist
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parents: 336
diff changeset
182 if name in self.items:
185eca15a42a Don't crash if the item doesn't exist
Neil Muller <neil@dip.sun.ac.za>
parents: 336
diff changeset
183 return self.items[name] in self.inventory
185eca15a42a Don't crash if the item doesn't exist
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parents: 336
diff changeset
184 return False
331
a1ffc919d0c1 Add is_in_inventory helper
Neil Muller <neil@dip.sun.ac.za>
parents: 326
diff changeset
185
30
daf9eecb670f Add inventory manipulation methods.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 29
diff changeset
186 def remove_inventory_item(self, name):
34
e5c043aeed65 Inventory and items. And stuff.
Jeremy Thurgood <firxen@gmail.com>
parents: 33
diff changeset
187 self.inventory.remove(self.items[name])
117
139864ce8bdb removed items can't be the current tool
Neil Muller <neil@dip.sun.ac.za>
parents: 107
diff changeset
188 # Unselect tool if it's removed
139864ce8bdb removed items can't be the current tool
Neil Muller <neil@dip.sun.ac.za>
parents: 107
diff changeset
189 if self.tool == self.items[name]:
139864ce8bdb removed items can't be the current tool
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parents: 107
diff changeset
190 self.set_tool(None)
677
a8c42709a689 Event-driven inventory management magic. No more inventory recreation every frame!
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parents: 668
diff changeset
191 self._update_inventory()
30
daf9eecb670f Add inventory manipulation methods.
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parents: 29
diff changeset
192
305
75783238f73d Make replace_inventory_item use names for consisency
Neil Muller <neil@dip.sun.ac.za>
parents: 282
diff changeset
193 def replace_inventory_item(self, old_item_name, new_item_name):
167
5845a3ed4dad Inventory interaction can (surprisingly) affect the inventory
Neil Muller <neil@dip.sun.ac.za>
parents: 166
diff changeset
194 """Try to replace an item in the inventory with a new one"""
5845a3ed4dad Inventory interaction can (surprisingly) affect the inventory
Neil Muller <neil@dip.sun.ac.za>
parents: 166
diff changeset
195 try:
305
75783238f73d Make replace_inventory_item use names for consisency
Neil Muller <neil@dip.sun.ac.za>
parents: 282
diff changeset
196 index = self.inventory.index(self.items[old_item_name])
75783238f73d Make replace_inventory_item use names for consisency
Neil Muller <neil@dip.sun.ac.za>
parents: 282
diff changeset
197 self.inventory[index] = self.items[new_item_name]
75783238f73d Make replace_inventory_item use names for consisency
Neil Muller <neil@dip.sun.ac.za>
parents: 282
diff changeset
198 if self.tool == self.items[old_item_name]:
75783238f73d Make replace_inventory_item use names for consisency
Neil Muller <neil@dip.sun.ac.za>
parents: 282
diff changeset
199 self.set_tool(self.items[new_item_name])
167
5845a3ed4dad Inventory interaction can (surprisingly) affect the inventory
Neil Muller <neil@dip.sun.ac.za>
parents: 166
diff changeset
200 except ValueError:
5845a3ed4dad Inventory interaction can (surprisingly) affect the inventory
Neil Muller <neil@dip.sun.ac.za>
parents: 166
diff changeset
201 return False
677
a8c42709a689 Event-driven inventory management magic. No more inventory recreation every frame!
Jeremy Thurgood <firxen@gmail.com>
parents: 668
diff changeset
202 self._update_inventory()
167
5845a3ed4dad Inventory interaction can (surprisingly) affect the inventory
Neil Muller <neil@dip.sun.ac.za>
parents: 166
diff changeset
203 return True
5845a3ed4dad Inventory interaction can (surprisingly) affect the inventory
Neil Muller <neil@dip.sun.ac.za>
parents: 166
diff changeset
204
73
932b0956e77a Make tools usable.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 72
diff changeset
205 def set_tool(self, item):
932b0956e77a Make tools usable.
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parents: 72
diff changeset
206 self.tool = item
932b0956e77a Make tools usable.
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parents: 72
diff changeset
207
932b0956e77a Make tools usable.
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parents: 72
diff changeset
208 def interact(self, pos):
78
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
209 return self.current_scene.interact(self.tool, pos)
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
210
119
d5f7cccfdb6c Hook up "detail view" scenes.
Jeremy Thurgood <firxen@gmail.com>
parents: 117
diff changeset
211 def interact_detail(self, pos):
d5f7cccfdb6c Hook up "detail view" scenes.
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parents: 117
diff changeset
212 return self.current_detail.interact(self.tool, pos)
d5f7cccfdb6c Hook up "detail view" scenes.
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parents: 117
diff changeset
213
397
b1dc0caec668 Improved mouse handling edge cases.
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parents: 384
diff changeset
214 def cancel_doodah(self, screen):
b1dc0caec668 Improved mouse handling edge cases.
Jeremy Thurgood <firxen@gmail.com>
parents: 384
diff changeset
215 if self.tool:
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parents: 384
diff changeset
216 self.set_tool(None)
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Jeremy Thurgood <firxen@gmail.com>
parents: 384
diff changeset
217 elif self.current_detail:
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parents: 384
diff changeset
218 screen.state_widget.clear_detail()
b1dc0caec668 Improved mouse handling edge cases.
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parents: 384
diff changeset
219
314
63e702d93e0e Call detail enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 313
diff changeset
220 def do_enter_detail(self):
63e702d93e0e Call detail enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 313
diff changeset
221 if self.current_detail:
63e702d93e0e Call detail enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 313
diff changeset
222 self.current_detail.enter()
63e702d93e0e Call detail enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 313
diff changeset
223
63e702d93e0e Call detail enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 313
diff changeset
224 def do_leave_detail(self):
63e702d93e0e Call detail enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 313
diff changeset
225 if self.current_detail:
63e702d93e0e Call detail enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 313
diff changeset
226 self.current_detail.leave()
63e702d93e0e Call detail enter and leave hooks
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parents: 313
diff changeset
227
105
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
228 def animate(self):
120
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
229 if not self.do_check:
48d24a48d0ce Enter and leave hooks
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parents: 119
diff changeset
230 return self.current_scene.animate()
48d24a48d0ce Enter and leave hooks
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parents: 119
diff changeset
231
187
fbfd8e748ac0 Remove screen reference from State.
Jeremy Thurgood <firxen@gmail.com>
parents: 176
diff changeset
232 def check_enter_leave(self, screen):
120
48d24a48d0ce Enter and leave hooks
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parents: 119
diff changeset
233 if not self.do_check:
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
234 return None
576
1b1ab71535bd Classify constants, which involves a whole bunch of XXX comments
Stefano Rivera <stefano@rivera.za.net>
parents: 567
diff changeset
235 if self.do_check == self.gd.constants.leave:
1b1ab71535bd Classify constants, which involves a whole bunch of XXX comments
Stefano Rivera <stefano@rivera.za.net>
parents: 567
diff changeset
236 self.do_check = self.gd.constants.enter
120
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
237 if self.previous_scene:
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
238 return self.previous_scene.leave()
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
239 return None
576
1b1ab71535bd Classify constants, which involves a whole bunch of XXX comments
Stefano Rivera <stefano@rivera.za.net>
parents: 567
diff changeset
240 elif self.do_check == self.gd.constants.enter:
120
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
241 self.do_check = None
48d24a48d0ce Enter and leave hooks
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parents: 119
diff changeset
242 # Fix descriptions, etc.
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
243 if self.old_pos:
324
3476e8f3b100 Fixed mouse and cursor handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 319
diff changeset
244 self.current_scene.update_current_thing(self.old_pos)
120
48d24a48d0ce Enter and leave hooks
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parents: 119
diff changeset
245 return self.current_scene.enter()
48d24a48d0ce Enter and leave hooks
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parents: 119
diff changeset
246 raise RuntimeError('invalid do_check value %s' % self.do_check)
105
65976205fc2d Rough Stab at basic animation support
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parents: 101
diff changeset
247
120
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
248 def set_do_enter_leave(self):
48d24a48d0ce Enter and leave hooks
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parents: 119
diff changeset
249 """Flag that we need to run the enter loop"""
576
1b1ab71535bd Classify constants, which involves a whole bunch of XXX comments
Stefano Rivera <stefano@rivera.za.net>
parents: 567
diff changeset
250 self.do_check = self.gd.constants.leave
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
251
7
d7c9d8273d7f Start of base classes for game state.
Simon Cross <hodgestar+bzr@gmail.com>
parents:
diff changeset
252
592
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
253 class GameDeveloperGizmo(object):
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
254 """Base class for objects game developers see."""
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
255
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
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parents: 588
diff changeset
256 def __init__(self):
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
257 """Set """
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
258 self.game = None
592
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
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parents: 588
diff changeset
259 self.gd = None
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
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parents: 588
diff changeset
260 self.resource = None
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
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parents: 588
diff changeset
261 self.sound = None
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
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parents: 588
diff changeset
262
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
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parents: 595
diff changeset
263 def set_game(self, game):
3ce19d33b51f Rename state to game to not cause confusion with the other state
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parents: 595
diff changeset
264 self.game = game
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
265 self.gd = game.gd
592
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
266 self.resource = self.gd.resource
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
267 self.sound = self.gd.sound
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
268 self.setup()
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
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parents: 588
diff changeset
269
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
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parents: 588
diff changeset
270 def setup(self):
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
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parents: 588
diff changeset
271 """Game developers should override this to do their setup.
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
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parents: 588
diff changeset
272
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
273 It will be called after all the useful state functions have been
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
274 set.
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
275 """
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
276 pass
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
277
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
278
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
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parents: 588
diff changeset
279 class StatefulGizmo(GameDeveloperGizmo):
55
2e2f6ff54780 Part of the cryo door puzzle.
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parents: 47
diff changeset
280
2e2f6ff54780 Part of the cryo door puzzle.
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parents: 47
diff changeset
281 # initial data (optional, defaults to none)
2e2f6ff54780 Part of the cryo door puzzle.
Jeremy Thurgood <firxen@gmail.com>
parents: 47
diff changeset
282 INITIAL_DATA = None
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
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parents: 595
diff changeset
283 STATE_KEY = None
55
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parents: 47
diff changeset
284
2e2f6ff54780 Part of the cryo door puzzle.
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parents: 47
diff changeset
285 def __init__(self):
592
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
286 GameDeveloperGizmo.__init__(self)
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
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parents: 595
diff changeset
287 self.state_key = self.STATE_KEY
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parents: 595
diff changeset
288 self.state = None # set this with set_state if required
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parents: 595
diff changeset
289
3ce19d33b51f Rename state to game to not cause confusion with the other state
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parents: 595
diff changeset
290 def set_state(self, state):
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parents: 595
diff changeset
291 """Set the state object and initialize if needed"""
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parents: 595
diff changeset
292 self.state = state
655
c77d6aa29bee Some code to kinda demonstrate the ever so cunning state handling plan
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parents: 651
diff changeset
293 self.state.initialize_state(self.state_key, self.INITIAL_DATA)
55
2e2f6ff54780 Part of the cryo door puzzle.
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parents: 47
diff changeset
294
2e2f6ff54780 Part of the cryo door puzzle.
Jeremy Thurgood <firxen@gmail.com>
parents: 47
diff changeset
295 def set_data(self, key, value):
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
296 if self.state:
655
c77d6aa29bee Some code to kinda demonstrate the ever so cunning state handling plan
Neil Muller <neil@dip.sun.ac.za>
parents: 651
diff changeset
297 self.state.set_data(self.state_key, key, value)
55
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parents: 47
diff changeset
298
2e2f6ff54780 Part of the cryo door puzzle.
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parents: 47
diff changeset
299 def get_data(self, key):
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
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parents: 595
diff changeset
300 if self.state:
655
c77d6aa29bee Some code to kinda demonstrate the ever so cunning state handling plan
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parents: 651
diff changeset
301 return self.state.get_data(self.state_key, key)
55
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parents: 47
diff changeset
302
2e2f6ff54780 Part of the cryo door puzzle.
Jeremy Thurgood <firxen@gmail.com>
parents: 47
diff changeset
303
2e2f6ff54780 Part of the cryo door puzzle.
Jeremy Thurgood <firxen@gmail.com>
parents: 47
diff changeset
304 class Scene(StatefulGizmo):
7
d7c9d8273d7f Start of base classes for game state.
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parents:
diff changeset
305 """Base class for scenes."""
d7c9d8273d7f Start of base classes for game state.
Simon Cross <hodgestar+bzr@gmail.com>
parents:
diff changeset
306
28
0f25f7b9b37a Add loading of initial state.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 23
diff changeset
307 # sub-folder to look for resources in
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
308 FOLDER = None
28
0f25f7b9b37a Add loading of initial state.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 23
diff changeset
309
0f25f7b9b37a Add loading of initial state.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 23
diff changeset
310 # name of background image resource
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
311 BACKGROUND = None
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
312
28
0f25f7b9b37a Add loading of initial state.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 23
diff changeset
313 # name of scene (optional, defaults to folder)
0f25f7b9b37a Add loading of initial state.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 23
diff changeset
314 NAME = None
0f25f7b9b37a Add loading of initial state.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 23
diff changeset
315
278
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
316 # Offset of the background image
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
317 OFFSET = (0, 0)
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
318
28
0f25f7b9b37a Add loading of initial state.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 23
diff changeset
319 def __init__(self, state):
55
2e2f6ff54780 Part of the cryo door puzzle.
Jeremy Thurgood <firxen@gmail.com>
parents: 47
diff changeset
320 StatefulGizmo.__init__(self)
28
0f25f7b9b37a Add loading of initial state.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 23
diff changeset
321 # scene name
0f25f7b9b37a Add loading of initial state.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 23
diff changeset
322 self.name = self.NAME if self.NAME is not None else self.FOLDER
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
323 self.state_key = self.name
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
324 # map of thing names -> Thing objects
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
325 self.things = {}
526
a984cf27b527 Defer some resource loading until it's actually necessary.
Jeremy Thurgood <firxen@gmail.com>
parents: 520
diff changeset
326 self._background = None
7
d7c9d8273d7f Start of base classes for game state.
Simon Cross <hodgestar+bzr@gmail.com>
parents:
diff changeset
327
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
328 def set_game(self, game):
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
329 super(Scene, self).set_game(game)
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
330 self.set_state(game.data)
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
331
35
ebc76bc0c067 First item!
Simon Cross <hodgestar+bzr@gmail.com>
parents: 34
diff changeset
332 def add_item(self, item):
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
333 self.game.add_item(item)
35
ebc76bc0c067 First item!
Simon Cross <hodgestar+bzr@gmail.com>
parents: 34
diff changeset
334
39
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
335 def add_thing(self, thing):
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
336 self.things[thing.name] = thing
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
337 thing.set_game(self.game)
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
338 thing.set_scene(self)
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
339
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
340 def remove_thing(self, thing):
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
341 del self.things[thing.name]
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
342 if thing is self.game.current_thing:
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
343 self.game.current_thing.leave()
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
344 self.game.current_thing = None
39
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
345
668
387b4288d357 Centre labels
Stefano Rivera <stefano@rivera.za.net>
parents: 655
diff changeset
346 def _get_description(self, dest_rect):
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
347 text = (self.game.current_thing and
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
348 self.game.current_thing.get_description())
76
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
349 if text is None:
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
350 return None
668
387b4288d357 Centre labels
Stefano Rivera <stefano@rivera.za.net>
parents: 655
diff changeset
351 label = LabelWidget((0, 10), self.gd, text)
387b4288d357 Centre labels
Stefano Rivera <stefano@rivera.za.net>
parents: 655
diff changeset
352 label.rect.left += (dest_rect.width - label.rect.width) / 2
76
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
353 return label
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
354
651
122204fb6eb1 Defer drawing description to StateWidget
Neil Muller <neil@dip.sun.ac.za>
parents: 644
diff changeset
355 def draw_description(self, surface):
668
387b4288d357 Centre labels
Stefano Rivera <stefano@rivera.za.net>
parents: 655
diff changeset
356 description = self._get_description(surface.get_rect())
319
fd849354be58 Mouse handling refactorings.
Jeremy Thurgood <firxen@gmail.com>
parents: 314
diff changeset
357 if description is not None:
642
143c67501c79 Make descriptions work (kinda, sorta, maybe if you squint at it just right)
Neil Muller <neil@dip.sun.ac.za>
parents: 640
diff changeset
358 description.draw(surface)
76
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
359
526
a984cf27b527 Defer some resource loading until it's actually necessary.
Jeremy Thurgood <firxen@gmail.com>
parents: 520
diff changeset
360 def _cache_background(self):
a984cf27b527 Defer some resource loading until it's actually necessary.
Jeremy Thurgood <firxen@gmail.com>
parents: 520
diff changeset
361 if self.BACKGROUND and not self._background:
592
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
362 self._background = self.resource.get_image(
625
85153f422522 Differently yuck get_image().
Jeremy Thurgood <firxen@gmail.com>
parents: 612
diff changeset
363 self.FOLDER, self.BACKGROUND)
526
a984cf27b527 Defer some resource loading until it's actually necessary.
Jeremy Thurgood <firxen@gmail.com>
parents: 520
diff changeset
364
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
365 def draw_background(self, surface):
526
a984cf27b527 Defer some resource loading until it's actually necessary.
Jeremy Thurgood <firxen@gmail.com>
parents: 520
diff changeset
366 self._cache_background()
130
11afefc4aeaf InteractText for mocking up scenes. Allow backgrounds to be None. Mock up map.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 129
diff changeset
367 if self._background is not None:
278
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
368 surface.blit(self._background, self.OFFSET, None)
130
11afefc4aeaf InteractText for mocking up scenes. Allow backgrounds to be None. Mock up map.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 129
diff changeset
369 else:
11afefc4aeaf InteractText for mocking up scenes. Allow backgrounds to be None. Mock up map.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 129
diff changeset
370 surface.fill((200, 200, 200))
18
c9b124c2f5c6 Start of scene drawing framework.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 11
diff changeset
371
23
1e90a3e4618e Add code for blitting Scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 22
diff changeset
372 def draw_things(self, surface):
1e90a3e4618e Add code for blitting Scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 22
diff changeset
373 for thing in self.things.itervalues():
1e90a3e4618e Add code for blitting Scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 22
diff changeset
374 thing.draw(surface)
18
c9b124c2f5c6 Start of scene drawing framework.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 11
diff changeset
375
187
fbfd8e748ac0 Remove screen reference from State.
Jeremy Thurgood <firxen@gmail.com>
parents: 176
diff changeset
376 def draw(self, surface, screen):
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
377 self.draw_background(surface)
23
1e90a3e4618e Add code for blitting Scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 22
diff changeset
378 self.draw_things(surface)
18
c9b124c2f5c6 Start of scene drawing framework.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 11
diff changeset
379
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
380 def interact(self, item, pos):
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
381 """Interact with a particular position.
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
382
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
383 Item may be an item in the list of items or None for the hand.
78
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
384
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
385 Returns a Result object to provide feedback to the player.
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
386 """
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
387 if self.game.current_thing is not None:
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
388 return self.game.current_thing.interact(item)
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
389
105
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
390 def animate(self):
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
391 """Animate all the things in the scene.
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
392
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
393 Return true if any of them need to queue a redraw"""
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
394 result = False
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
395 for thing in self.things.itervalues():
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
396 if thing.animate():
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
397 result = True
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
398 return result
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
399
120
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
400 def enter(self):
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
401 return None
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
402
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
403 def leave(self):
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
404 return None
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
405
324
3476e8f3b100 Fixed mouse and cursor handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 319
diff changeset
406 def update_current_thing(self, pos):
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
407 if self.game.current_thing is not None:
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
408 if not self.game.current_thing.contains(pos):
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
409 self.game.current_thing.leave()
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
410 self.game.current_thing = None
324
3476e8f3b100 Fixed mouse and cursor handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 319
diff changeset
411 for thing in self.things.itervalues():
3476e8f3b100 Fixed mouse and cursor handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 319
diff changeset
412 if thing.contains(pos):
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
413 thing.enter(self.game.tool)
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
414 self.game.current_thing = thing
324
3476e8f3b100 Fixed mouse and cursor handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 319
diff changeset
415 break
3476e8f3b100 Fixed mouse and cursor handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 319
diff changeset
416
3476e8f3b100 Fixed mouse and cursor handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 319
diff changeset
417 def mouse_move(self, pos):
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
418 """Call to check whether the cursor has entered / exited a thing.
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
419
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
420 Item may be an item in the list of items or None for the hand.
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
421 """
324
3476e8f3b100 Fixed mouse and cursor handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 319
diff changeset
422 self.update_current_thing(pos)
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
423
125
d3ca34a664fd Some detail view and data cleanup.
Jeremy Thurgood <firxen@gmail.com>
parents: 124
diff changeset
424 def get_detail_size(self):
526
a984cf27b527 Defer some resource loading until it's actually necessary.
Jeremy Thurgood <firxen@gmail.com>
parents: 520
diff changeset
425 self._cache_background()
127
9646e7c8bb97 Size detail window based on the Scene background image.
Jeremy Thurgood <firxen@gmail.com>
parents: 126
diff changeset
426 return self._background.get_size()
125
d3ca34a664fd Some detail view and data cleanup.
Jeremy Thurgood <firxen@gmail.com>
parents: 124
diff changeset
427
595
59f1ee3f5632 Remove albow.resources in a few more places.
Jeremy Thurgood <firxen@gmail.com>
parents: 592
diff changeset
428 def get_image(self, *image_name_fragments, **kw):
625
85153f422522 Differently yuck get_image().
Jeremy Thurgood <firxen@gmail.com>
parents: 612
diff changeset
429 return self.resource.get_image(*image_name_fragments, **kw)
595
59f1ee3f5632 Remove albow.resources in a few more places.
Jeremy Thurgood <firxen@gmail.com>
parents: 592
diff changeset
430
7
d7c9d8273d7f Start of base classes for game state.
Simon Cross <hodgestar+bzr@gmail.com>
parents:
diff changeset
431
488
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
432 class InteractiveMixin(object):
519
8f3c82c685a4 Fix is_interactive() by adding tool param.
Jeremy Thurgood <firxen@gmail.com>
parents: 518
diff changeset
433 def is_interactive(self, tool=None):
488
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
434 return True
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
435
492
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
436 def interact(self, tool):
519
8f3c82c685a4 Fix is_interactive() by adding tool param.
Jeremy Thurgood <firxen@gmail.com>
parents: 518
diff changeset
437 if not self.is_interactive(tool):
492
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
438 return None
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
439 if tool is None:
488
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
440 return self.interact_without()
492
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
441 handler = getattr(self, 'interact_with_' + tool.tool_name, None)
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
442 inverse_handler = self.get_inverse_interact(tool)
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
443 if handler is not None:
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
444 return handler(tool)
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
445 elif inverse_handler is not None:
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
446 return inverse_handler(self)
488
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
447 else:
492
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
448 return self.interact_default(tool)
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
449
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
450 def get_inverse_interact(self, tool):
c1f4f9149349 Unify Thing and Item interaction handling.
Jeremy Thurgood <firxen@gmail.com>
parents: 491
diff changeset
451 return None
488
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
452
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
453 def interact_without(self):
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
454 return self.interact_default(None)
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
455
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
456 def interact_default(self, item=None):
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
457 return None
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
458
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
459
d8087848722d Factor Thing interactive stuff out into a mixing. (Items to follow.)
Jeremy Thurgood <firxen@gmail.com>
parents: 487
diff changeset
460 class Thing(StatefulGizmo, InteractiveMixin):
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
461 """Base class for things in a scene that you can interact with."""
7
d7c9d8273d7f Start of base classes for game state.
Simon Cross <hodgestar+bzr@gmail.com>
parents:
diff changeset
462
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
463 # name of thing
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
464 NAME = None
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
465
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
466 # sub-folder to look for resources in (defaults to scenes folder)
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
467 FOLDER = None
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
468
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
469 # list of Interact objects
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
470 INTERACTS = {}
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
471
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
472 # name first interact
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
473 INITIAL = None
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
474
68
158a13a48d48 Show interact rectangles when constants.DEBUG is True.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 65
diff changeset
475 # Interact rectangle hi-light color (for debugging)
158a13a48d48 Show interact rectangles when constants.DEBUG is True.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 65
diff changeset
476 # (set to None to turn off)
282
fe899fb63866 Add option for turning off debugging rects while debugging.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 280
diff changeset
477 _interact_hilight_color = Color('red')
68
158a13a48d48 Show interact rectangles when constants.DEBUG is True.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 65
diff changeset
478
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
479 def __init__(self):
55
2e2f6ff54780 Part of the cryo door puzzle.
Jeremy Thurgood <firxen@gmail.com>
parents: 47
diff changeset
480 StatefulGizmo.__init__(self)
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
481 # name of the thing
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
482 self.name = self.NAME
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
483 # folder for resource (None is overridden by scene folder)
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
484 self.folder = self.FOLDER
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
485 self.state_key = self.NAME
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
486 # interacts
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
487 self.interacts = self.INTERACTS
39
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
488 # these are set by set_scene
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
489 self.scene = None
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
490 self.current_interact = None
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
491 self.rect = None
280
d9b19449436f The flying fish fix (take 1)
Neil Muller <neil@dip.sun.ac.za>
parents: 278
diff changeset
492 self.orig_rect = None
7
d7c9d8273d7f Start of base classes for game state.
Simon Cross <hodgestar+bzr@gmail.com>
parents:
diff changeset
493
278
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
494 def _fix_rect(self):
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
495 """Fix rects to compensate for scene offset"""
280
d9b19449436f The flying fish fix (take 1)
Neil Muller <neil@dip.sun.ac.za>
parents: 278
diff changeset
496 # Offset logic is to always work with copies, to avoid
d9b19449436f The flying fish fix (take 1)
Neil Muller <neil@dip.sun.ac.za>
parents: 278
diff changeset
497 # flying effects from multiple calls to _fix_rect
d9b19449436f The flying fish fix (take 1)
Neil Muller <neil@dip.sun.ac.za>
parents: 278
diff changeset
498 # See footwork in draw
278
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
499 if hasattr(self.rect, 'collidepoint'):
280
d9b19449436f The flying fish fix (take 1)
Neil Muller <neil@dip.sun.ac.za>
parents: 278
diff changeset
500 self.rect = self.rect.move(self.scene.OFFSET)
278
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
501 else:
280
d9b19449436f The flying fish fix (take 1)
Neil Muller <neil@dip.sun.ac.za>
parents: 278
diff changeset
502 self.rect = [x.move(self.scene.OFFSET) for x in self.rect]
278
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
503
39
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
504 def set_scene(self, scene):
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
505 assert self.scene is None
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
506 self.scene = scene
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
507 if self.folder is None:
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
508 self.folder = scene.FOLDER
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
509 self.game = scene.game
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
510 self.set_state(self.game.data)
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
511 for interact in self.interacts.itervalues():
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
512 interact.set_thing(self)
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
513 self.set_interact(self.INITIAL)
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
514
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
515 def set_interact(self, name):
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
516 self.current_interact = self.interacts[name]
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
517 self.rect = self.current_interact.interact_rect
278
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
518 if self.scene:
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
519 self._fix_rect()
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
520 assert self.rect is not None, name
39
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
521
94
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
522 def contains(self, pos):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
523 if hasattr(self.rect, 'collidepoint'):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
524 return self.rect.collidepoint(pos)
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
525 else:
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
526 # FIXME: add sanity check
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
527 for rect in list(self.rect):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
528 if rect.collidepoint(pos):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
529 return True
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
530 return False
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
531
63
3087be3463e0 Some framework support for better message handling
Neil Muller <neil@dip.sun.ac.za>
parents: 56
diff changeset
532 def get_description(self):
3087be3463e0 Some framework support for better message handling
Neil Muller <neil@dip.sun.ac.za>
parents: 56
diff changeset
533 return None
3087be3463e0 Some framework support for better message handling
Neil Muller <neil@dip.sun.ac.za>
parents: 56
diff changeset
534
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
535 def enter(self, item):
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
536 """Called when the cursor enters the Thing."""
139
a5972444ad1e Improve cursor state handling, disable highlights on modal dialogs
Stefano Rivera <stefano@rivera.za.net>
parents: 137
diff changeset
537 pass
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
538
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
539 def leave(self):
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
540 """Called when the cursr leaves the Thing."""
139
a5972444ad1e Improve cursor state handling, disable highlights on modal dialogs
Stefano Rivera <stefano@rivera.za.net>
parents: 137
diff changeset
541 pass
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
542
105
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
543 def animate(self):
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
544 return self.current_interact.animate()
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
545
23
1e90a3e4618e Add code for blitting Scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 22
diff changeset
546 def draw(self, surface):
280
d9b19449436f The flying fish fix (take 1)
Neil Muller <neil@dip.sun.ac.za>
parents: 278
diff changeset
547 old_rect = self.current_interact.rect
d9b19449436f The flying fish fix (take 1)
Neil Muller <neil@dip.sun.ac.za>
parents: 278
diff changeset
548 if old_rect:
d9b19449436f The flying fish fix (take 1)
Neil Muller <neil@dip.sun.ac.za>
parents: 278
diff changeset
549 self.current_interact.rect = old_rect.move(self.scene.OFFSET)
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
550 self.current_interact.draw(surface)
280
d9b19449436f The flying fish fix (take 1)
Neil Muller <neil@dip.sun.ac.za>
parents: 278
diff changeset
551 self.current_interact.rect = old_rect
603
3ce19d33b51f Rename state to game to not cause confusion with the other state
Neil Muller <neil@dip.sun.ac.za>
parents: 595
diff changeset
552 if self.game.debug_rects and self._interact_hilight_color:
94
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
553 if hasattr(self.rect, 'collidepoint'):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
554 frame_rect(surface, self._interact_hilight_color,
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
555 self.rect.inflate(1, 1), 1)
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
556 else:
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
557 for rect in self.rect:
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
558 frame_rect(surface, self._interact_hilight_color,
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
559 rect.inflate(1, 1), 1)
23
1e90a3e4618e Add code for blitting Scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 22
diff changeset
560
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
561
592
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
562 class Item(GameDeveloperGizmo, InteractiveMixin):
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
563 """Base class for inventory items."""
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
564
35
ebc76bc0c067 First item!
Simon Cross <hodgestar+bzr@gmail.com>
parents: 34
diff changeset
565 # image for inventory
ebc76bc0c067 First item!
Simon Cross <hodgestar+bzr@gmail.com>
parents: 34
diff changeset
566 INVENTORY_IMAGE = None
32
18cb1af411ef Add helper for adding items. Give items names. Make things take a rectangle.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 30
diff changeset
567
490
2e784f978d1a Add state to Items.
Jeremy Thurgood <firxen@gmail.com>
parents: 489
diff changeset
568 # name of item
2e784f978d1a Add state to Items.
Jeremy Thurgood <firxen@gmail.com>
parents: 489
diff changeset
569 NAME = None
2e784f978d1a Add state to Items.
Jeremy Thurgood <firxen@gmail.com>
parents: 489
diff changeset
570
336
72e4d0c5dfe9 Clean-up two old TODOs.
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parents: 331
diff changeset
571 # name for interactions (i.e. def interact_with_<TOOL_NAME>)
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572 TOOL_NAME = None
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parents: 210
diff changeset
573
336
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574 # set to instance of CursorSprite
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575 CURSOR = None
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parents: 331
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576
487
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parents: 484
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577 def __init__(self, name=None):
592
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
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parents: 588
diff changeset
578 GameDeveloperGizmo.__init__(self)
487
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parents: 484
diff changeset
579 self.name = self.NAME
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parents: 484
diff changeset
580 if name is not None:
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parents: 484
diff changeset
581 self.name = name
193
738608e90e9c CloneableItem tweaks and a usable laser welder. zOMG!
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parents: 191
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582 self.tool_name = name
226
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parents: 210
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583 if self.TOOL_NAME is not None:
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parents: 210
diff changeset
584 self.tool_name = self.TOOL_NAME
526
a984cf27b527 Defer some resource loading until it's actually necessary.
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parents: 520
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585 self.inventory_image = None
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parents: 520
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586
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parents: 520
diff changeset
587 def _cache_inventory_image(self):
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parents: 520
diff changeset
588 if not self.inventory_image:
592
4e9178215e75 Introduce .setup() for GameDeveloperGizmos.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 588
diff changeset
589 self.inventory_image = self.resource.get_image(
625
85153f422522 Differently yuck get_image().
Jeremy Thurgood <firxen@gmail.com>
parents: 612
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590 'items', self.INVENTORY_IMAGE)
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
591
34
e5c043aeed65 Inventory and items. And stuff.
Jeremy Thurgood <firxen@gmail.com>
parents: 33
diff changeset
592 def get_inventory_image(self):
526
a984cf27b527 Defer some resource loading until it's actually necessary.
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parents: 520
diff changeset
593 self._cache_inventory_image()
34
e5c043aeed65 Inventory and items. And stuff.
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parents: 33
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594 return self.inventory_image
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parents: 33
diff changeset
595
492
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parents: 491
diff changeset
596 def get_inverse_interact(self, tool):
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parents: 491
diff changeset
597 return getattr(tool, 'interact_with_' + self.tool_name, None)
166
0db92b3b5833 Add inventory interactions
Neil Muller <neil@dip.sun.ac.za>
parents: 161
diff changeset
598
519
8f3c82c685a4 Fix is_interactive() by adding tool param.
Jeremy Thurgood <firxen@gmail.com>
parents: 518
diff changeset
599 def is_interactive(self, tool=None):
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parents: 518
diff changeset
600 if tool:
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Jeremy Thurgood <firxen@gmail.com>
parents: 518
diff changeset
601 return True
512
b10dae40dc32 Fix items.
Jeremy Thurgood <firxen@gmail.com>
parents: 511
diff changeset
602 return False
b10dae40dc32 Fix items.
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parents: 511
diff changeset
603
191
278774b31d3c CloneableItems.
Jeremy Thurgood <firxen@gmail.com>
parents: 187
diff changeset
604
278774b31d3c CloneableItems.
Jeremy Thurgood <firxen@gmail.com>
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605 class CloneableItem(Item):
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Jeremy Thurgood <firxen@gmail.com>
parents: 187
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606 _counter = 0
278774b31d3c CloneableItems.
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parents: 187
diff changeset
607
252
dfc89bc64fdb Start of walkthrough "unit test" and associated fixes and tweaks.
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parents: 241
diff changeset
608 @classmethod
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parents: 241
diff changeset
609 def _get_new_id(cls):
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parents: 241
diff changeset
610 cls._counter += 1
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parents: 241
diff changeset
611 return cls._counter - 1
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parents: 241
diff changeset
612
487
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Jeremy Thurgood <firxen@gmail.com>
parents: 484
diff changeset
613 def __init__(self, name=None):
490
2e784f978d1a Add state to Items.
Jeremy Thurgood <firxen@gmail.com>
parents: 489
diff changeset
614 super(CloneableItem, self).__init__(name)
252
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parents: 241
diff changeset
615 my_count = self._get_new_id()
490
2e784f978d1a Add state to Items.
Jeremy Thurgood <firxen@gmail.com>
parents: 489
diff changeset
616 self.name = "%s.%s" % (self.name, my_count)