Mercurial > pyntnclick

annotate gamelib/state.py @ 278:8e27efd331aa

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Offset support for scenes
author Neil Muller <neil@dip.sun.ac.za>
date Fri, 27 Aug 2010 22:04:25 +0200
parents 80cb577e38f2
children d9b19449436f
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1 """Utilities and base classes for dealing with scenes."""
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2
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3 from albow.resource import get_image
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4 from albow.utils import frame_rect
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5 from widgets import BoomLabel
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6 from pygame.rect import Rect
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7 from pygame.color import Color
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8
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9 import constants
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10 from sound import get_sound
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11
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12 # override the initial scene to for debugging
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13 DEBUG_SCENE = None
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14
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15 class Result(object):
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16 """Result of interacting with a thing"""
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17
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18 def __init__(self, message=None, soundfile=None, detail_view=None, style=None):
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19 self.message = message
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20 self.sound = None
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21 if soundfile:
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22 self.sound = get_sound(soundfile)
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23 self.detail_view = detail_view
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24 self.style = style
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25
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26 def process(self, scene_widget):
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27 """Helper function to do the right thing with a result object"""
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28 if self.sound:
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29 self.sound.play()
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30 if self.message:
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31 scene_widget.show_message(self.message, self.style)
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32 if self.detail_view:
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33 scene_widget.show_detail(self.detail_view)
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35
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36 def handle_result(result, scene_widget):
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37 """Handle dealing with result or result sequences"""
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38 if result:
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39 if hasattr(result, 'process'):
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40 result.process(scene_widget)
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41 else:
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42 for res in result:
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43 res.process(scene_widget)
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44
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45 def initial_state():
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46 """Load the initial state."""
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47 state = State()
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48 state.load_scenes("cryo")
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49 state.load_scenes("bridge")
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50 state.load_scenes("mess")
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51 state.load_scenes("engine")
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52 state.load_scenes("machine")
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53 state.load_scenes("crew_quarters")
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54 state.load_scenes("map")
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55 initial_scene = "cryo" if DEBUG_SCENE is None else DEBUG_SCENE
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56 state.set_current_scene(initial_scene)
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57 state.set_do_enter_leave()
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58 return state
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59
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60
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61 class State(object):
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62 """Complete game state.
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63
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64 Game state consists of:
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65
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66 * items
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67 * scenes
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68 """
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69
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70 def __init__(self):
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71 # map of scene name -> Scene object
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72 self.scenes = {}
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73 # map of detail view name -> DetailView object
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74 self.detail_views = {}
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75 # map of item name -> Item object
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76 self.items = {}
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77 # list of item objects in inventory
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78 self.inventory = []
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79 # currently selected tool (item)
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80 self.tool = None
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81 # current scene
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82 self.current_scene = None
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83 # current detail view
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84 self.current_detail = None
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85 # scene we came from, for enter and leave processing
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86 self.previous_scene = None
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87 # scene transion helpers
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88 self.do_check = None
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89 self.old_pos = None
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90
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91 def add_scene(self, scene):
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92 self.scenes[scene.name] = scene
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93
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94 def add_detail_view(self, detail_view):
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95 self.detail_views[detail_view.name] = detail_view
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96
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97 def add_item(self, item):
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98 self.items[item.name] = item
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99
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100 def load_scenes(self, modname):
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101 mod = __import__("gamelib.scenes.%s" % (modname,), fromlist=[modname])
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102 for scene_cls in mod.SCENES:
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103 self.add_scene(scene_cls(self))
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104 if hasattr(mod, 'DETAIL_VIEWS'):
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105 for scene_cls in mod.DETAIL_VIEWS:
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106 self.add_detail_view(scene_cls(self))
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107
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108 def set_current_scene(self, name):
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109 old_scene = self.current_scene
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110 self.current_scene = self.scenes[name]
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111 if old_scene and old_scene != self.current_scene:
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112 self.previous_scene = old_scene
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113 self.set_do_enter_leave()
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114
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115 def set_current_detail(self, name):
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116 if name is None:
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117 self.current_detail = None
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118 else:
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119 self.current_detail = self.detail_views[name]
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120 self.current_scene._current_description = None
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121 self.current_scene._current_thing = None
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122 return self.current_detail.get_detail_size()
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123
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124 def add_inventory_item(self, name):
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125 self.inventory.append(self.items[name])
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126
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127 def remove_inventory_item(self, name):
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128 self.inventory.remove(self.items[name])
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129 # Unselect tool if it's removed
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130 if self.tool == self.items[name]:
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131 self.set_tool(None)
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132
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133 def replace_inventory_item(self, old_item, new_item):
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134 """Try to replace an item in the inventory with a new one"""
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135 try:
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136 index = self.inventory.index(old_item)
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137 self.inventory[index] = new_item
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138 if self.tool == old_item:
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139 self.set_tool(new_item)
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140 except ValueError:
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141 return False
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142 return True
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143
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144 def set_tool(self, item):
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145 self.tool = item
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146
187
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147 def draw(self, surface, screen):
120
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148 if self.do_check and self.previous_scene and self.do_check == constants.LEAVE:
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149 # We still need to handle leave events, so still display the scene
187
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150 self.previous_scene.draw(surface, screen)
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151 else:
187
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152 self.current_scene.draw(surface, screen)
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153
187
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154 def draw_detail(self, surface, screen):
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155 self.current_detail.draw(surface, screen)
119
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156
73
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157 def interact(self, pos):
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158 return self.current_scene.interact(self.tool, pos)
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159
119
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160 def interact_detail(self, pos):
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161 return self.current_detail.interact(self.tool, pos)
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162
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163 def animate(self):
120
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164 if not self.do_check:
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165 return self.current_scene.animate()
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166
187
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167 def check_enter_leave(self, screen):
120
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168 if not self.do_check:
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169 return None
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170 if self.do_check == constants.LEAVE:
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171 self.do_check = constants.ENTER
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172 if self.previous_scene:
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173 return self.previous_scene.leave()
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174 return None
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175 elif self.do_check == constants.ENTER:
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176 self.do_check = None
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177 # Fix descriptions, etc.
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178 if self.old_pos:
187
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179 self.current_scene.mouse_move(self.tool, self.old_pos, screen)
120
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180 return self.current_scene.enter()
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181 raise RuntimeError('invalid do_check value %s' % self.do_check)
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182
187
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183 def mouse_move(self, pos, screen):
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184 self.current_scene.mouse_move(self.tool, pos, screen)
120
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diff changeset
185 # So we can do sensible things on enter and leave
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186 self.old_pos = pos
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187
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diff changeset
188 def set_do_enter_leave(self):
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diff changeset
189 """Flag that we need to run the enter loop"""
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diff changeset
190 self.do_check = constants.LEAVE
71
99c5506de7ea Start of interact handling.
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191
187
fbfd8e748ac0 Remove screen reference from State.
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192 def mouse_move_detail(self, pos, screen):
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diff changeset
193 self.current_detail.mouse_move(self.tool, pos, screen)
119
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194
7
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195
55
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196 class StatefulGizmo(object):
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197
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198 # initial data (optional, defaults to none)
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199 INITIAL_DATA = None
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200
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201 def __init__(self):
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202 self.data = {}
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203 if self.INITIAL_DATA:
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204 self.data.update(self.INITIAL_DATA)
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205
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206 def set_data(self, key, value):
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207 self.data[key] = value
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208
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209 def get_data(self, key):
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210 return self.data.get(key, None)
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211
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212
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213 class Scene(StatefulGizmo):
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214 """Base class for scenes."""
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215
28
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216 # sub-folder to look for resources in
22
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217 FOLDER = None
28
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218
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219 # name of background image resource
22
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220 BACKGROUND = None
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221
28
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222 # name of scene (optional, defaults to folder)
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223 NAME = None
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224
278
8e27efd331aa Offset support for scenes
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diff changeset
225 # Offset of the background image
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diff changeset
226 OFFSET = (0, 0)
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diff changeset
227
125
d3ca34a664fd Some detail view and data cleanup.
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diff changeset
228 # size (for detail views)
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diff changeset
229 SIZE = constants.SCENE_SIZE
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diff changeset
230
28
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diff changeset
231 def __init__(self, state):
55
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diff changeset
232 StatefulGizmo.__init__(self)
28
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diff changeset
233 # scene name
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diff changeset
234 self.name = self.NAME if self.NAME is not None else self.FOLDER
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diff changeset
235 # link back to state object
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diff changeset
236 self.state = state
22
8e709824306d Add items and things.
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diff changeset
237 # map of thing names -> Thing objects
8e709824306d Add items and things.
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parents: 18
diff changeset
238 self.things = {}
130
11afefc4aeaf InteractText for mocking up scenes. Allow backgrounds to be None. Mock up map.
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diff changeset
239 if self.BACKGROUND is not None:
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diff changeset
240 self._background = get_image(self.FOLDER, self.BACKGROUND)
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diff changeset
241 else:
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diff changeset
242 self._background = None
71
99c5506de7ea Start of interact handling.
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diff changeset
243 self._current_thing = None
76
1a5fdc225939 Add description rendering to scene rendering.
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diff changeset
244 self._current_description = None
7
d7c9d8273d7f Start of base classes for game state.
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245
35
ebc76bc0c067 First item!
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parents: 34
diff changeset
246 def add_item(self, item):
ebc76bc0c067 First item!
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diff changeset
247 self.state.add_item(item)
ebc76bc0c067 First item!
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diff changeset
248
39
088a101f5b94 Add an example Thing to cryo scene.
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diff changeset
249 def add_thing(self, thing):
088a101f5b94 Add an example Thing to cryo scene.
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parents: 35
diff changeset
250 self.things[thing.name] = thing
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
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parents: 39
diff changeset
251 thing.set_scene(self)
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diff changeset
252
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
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diff changeset
253 def remove_thing(self, thing):
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parents: 39
diff changeset
254 del self.things[thing.name]
39
088a101f5b94 Add an example Thing to cryo scene.
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parents: 35
diff changeset
255
76
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
256 def _make_description(self, text):
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parents: 75
diff changeset
257 if text is None:
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
258 return None
79
d7c0a702a0b4 Factor label width setting method out into a custom class (BoomLabel).
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parents: 78
diff changeset
259 label = BoomLabel(text)
d7c0a702a0b4 Factor label width setting method out into a custom class (BoomLabel).
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parents: 78
diff changeset
260 label.set_margin(5)
76
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
261 label.border_width = 1
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
262 label.border_color = (0, 0, 0)
210
eb101b6fb3dd Transparent message dialogs.
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parents: 201
diff changeset
263 label.bg_color = Color(127, 127, 127, 255)
76
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
264 label.fg_color = (0, 0, 0)
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
265 return label
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
266
187
fbfd8e748ac0 Remove screen reference from State.
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parents: 176
diff changeset
267 def draw_description(self, surface, screen):
76
1a5fdc225939 Add description rendering to scene rendering.
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diff changeset
268 if self._current_description is not None:
187
fbfd8e748ac0 Remove screen reference from State.
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parents: 176
diff changeset
269 sub = screen.get_root().surface.subsurface(
77
bb7c8072f8c0 Some hacks to make Label work.
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parents: 76
diff changeset
270 Rect(5, 5, *self._current_description.size))
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parents: 76
diff changeset
271 self._current_description.draw_all(sub)
76
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diff changeset
272
22
8e709824306d Add items and things.
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parents: 18
diff changeset
273 def draw_background(self, surface):
130
11afefc4aeaf InteractText for mocking up scenes. Allow backgrounds to be None. Mock up map.
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parents: 129
diff changeset
274 if self._background is not None:
278
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
275 surface.blit(self._background, self.OFFSET, None)
130
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parents: 129
diff changeset
276 else:
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parents: 129
diff changeset
277 surface.fill((200, 200, 200))
18
c9b124c2f5c6 Start of scene drawing framework.
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parents: 11
diff changeset
278
23
1e90a3e4618e Add code for blitting Scene.
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parents: 22
diff changeset
279 def draw_things(self, surface):
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parents: 22
diff changeset
280 for thing in self.things.itervalues():
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parents: 22
diff changeset
281 thing.draw(surface)
18
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diff changeset
282
187
fbfd8e748ac0 Remove screen reference from State.
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parents: 176
diff changeset
283 def draw(self, surface, screen):
22
8e709824306d Add items and things.
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parents: 18
diff changeset
284 self.draw_background(surface)
23
1e90a3e4618e Add code for blitting Scene.
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parents: 22
diff changeset
285 self.draw_things(surface)
187
fbfd8e748ac0 Remove screen reference from State.
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parents: 176
diff changeset
286 self.draw_description(surface, screen)
18
c9b124c2f5c6 Start of scene drawing framework.
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parents: 11
diff changeset
287
71
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
288 def interact(self, item, pos):
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
289 """Interact with a particular position.
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
290
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
291 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
292
6bfebfbce42e Partial message support
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parents: 77
diff changeset
293 Returns a Result object to provide feedback to the player.
71
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
294 """
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
295 for thing in self.things.itervalues():
94
ce23fad8ecb3 More complex shaped interactables
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parents: 93
diff changeset
296 if thing.contains(pos):
78
6bfebfbce42e Partial message support
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parents: 77
diff changeset
297 result = thing.interact(item)
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
298 if result:
6bfebfbce42e Partial message support
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parents: 77
diff changeset
299 if self._current_thing:
6bfebfbce42e Partial message support
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parents: 77
diff changeset
300 # Also update descriptions if needed
6bfebfbce42e Partial message support
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parents: 77
diff changeset
301 self._current_description = self._make_description(
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
302 self._current_thing.get_description())
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
303 return result
71
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
304
105
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
305 def animate(self):
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
306 """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
307
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
308 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
309 result = False
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
310 for thing in self.things.itervalues():
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
311 if thing.animate():
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
312 result = True
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
313 return result
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
314
120
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
315 def enter(self):
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
316 return None
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
317
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
318 def leave(self):
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
319 self._current_description = None
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
320 return None
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
321
187
fbfd8e748ac0 Remove screen reference from State.
Jeremy Thurgood <firxen@gmail.com>
parents: 176
diff changeset
322 def mouse_move(self, item, pos, screen):
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
323 """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
324
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
325 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
326 """
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
327 if self._current_thing is not None:
94
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
328 if self._current_thing.contains(pos):
266
80cb577e38f2 Non-interactive things no longer highlight the cursor.
Jeremy Thurgood <firxen@gmail.com>
parents: 264
diff changeset
329 screen.cursor_highlight(self._current_thing.is_interactive())
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
330 return
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
331 else:
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
332 self._current_thing.leave()
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
333 self._current_thing = None
76
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
334 self._current_description = None
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
335 for thing in self.things.itervalues():
94
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
336 if thing.contains(pos):
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
337 thing.enter(item)
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
338 self._current_thing = thing
76
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
339 self._current_description = self._make_description(
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
340 thing.get_description())
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
341 break
187
fbfd8e748ac0 Remove screen reference from State.
Jeremy Thurgood <firxen@gmail.com>
parents: 176
diff changeset
342 screen.cursor_highlight(self._current_thing is not None)
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
343
125
d3ca34a664fd Some detail view and data cleanup.
Jeremy Thurgood <firxen@gmail.com>
parents: 124
diff changeset
344 def get_detail_size(self):
127
9646e7c8bb97 Size detail window based on the Scene background image.
Jeremy Thurgood <firxen@gmail.com>
parents: 126
diff changeset
345 return self._background.get_size()
125
d3ca34a664fd Some detail view and data cleanup.
Jeremy Thurgood <firxen@gmail.com>
parents: 124
diff changeset
346
7
d7c9d8273d7f Start of base classes for game state.
Simon Cross <hodgestar+bzr@gmail.com>
parents:
diff changeset
347
55
2e2f6ff54780 Part of the cryo door puzzle.
Jeremy Thurgood <firxen@gmail.com>
parents: 47
diff changeset
348 class Thing(StatefulGizmo):
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
349 """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
350
86
593bddfacf18 Refactor Things a bit to render images.
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parents: 79
diff changeset
351 # name of thing
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
352 NAME = None
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
353
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
354 # 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
355 FOLDER = None
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
356
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
357 # list of Interact objects
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
358 INTERACTS = {}
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
359
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
360 # name first interact
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
361 INITIAL = None
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
362
68
158a13a48d48 Show interact rectangles when constants.DEBUG is True.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 65
diff changeset
363 # 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
364 # (set to None to turn off)
158a13a48d48 Show interact rectangles when constants.DEBUG is True.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 65
diff changeset
365 if constants.DEBUG:
75
a62db6d10009 Red -> red
Stefano Rivera <stefano@rivera.za.net>
parents: 73
diff changeset
366 _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
367 else:
158a13a48d48 Show interact rectangles when constants.DEBUG is True.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 65
diff changeset
368 _interact_hilight_color = None
158a13a48d48 Show interact rectangles when constants.DEBUG is True.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 65
diff changeset
369
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
370 def __init__(self):
55
2e2f6ff54780 Part of the cryo door puzzle.
Jeremy Thurgood <firxen@gmail.com>
parents: 47
diff changeset
371 StatefulGizmo.__init__(self)
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
372 # name of the thing
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
373 self.name = self.NAME
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
374 # 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
375 self.folder = self.FOLDER
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
376 # interacts
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
377 self.interacts = self.INTERACTS
39
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
378 # these are set by set_scene
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
379 self.scene = None
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
380 self.state = None
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
381 self.current_interact = None
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
382 self.rect = 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
383 # TODO: add masks
7
d7c9d8273d7f Start of base classes for game state.
Simon Cross <hodgestar+bzr@gmail.com>
parents:
diff changeset
384
278
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
385 def _fix_rect(self):
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
386 """Fix rects to compensate for scene offset"""
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
387 if hasattr(self.rect, 'collidepoint'):
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
388 self.rect.move_ip(self.scene.OFFSET)
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
389 else:
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
390 for rect in list(self.rect):
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
391 rect.move_ip(self.scene.OFFSET)
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
392
39
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
393 def set_scene(self, scene):
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
394 assert self.scene is None
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
395 self.scene = scene
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
396 if self.folder is None:
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
397 self.folder = scene.FOLDER
39
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
398 self.state = scene.state
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
399 for interact in self.interacts.itervalues():
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
400 interact.set_thing(self)
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
401 self.set_interact(self.INITIAL)
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
402
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
403 def set_interact(self, name):
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
404 self.current_interact = self.interacts[name]
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
405 self.rect = self.current_interact.interact_rect
278
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
406 if self.scene:
8e27efd331aa Offset support for scenes
Neil Muller <neil@dip.sun.ac.za>
parents: 266
diff changeset
407 self._fix_rect()
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
408 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
409
94
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
410 def contains(self, pos):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
411 if hasattr(self.rect, 'collidepoint'):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
412 return self.rect.collidepoint(pos)
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
413 else:
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
414 # FIXME: add sanity check
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
415 for rect in list(self.rect):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
416 if rect.collidepoint(pos):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
417 return True
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
418 return False
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
419
63
3087be3463e0 Some framework support for better message handling
Neil Muller <neil@dip.sun.ac.za>
parents: 56
diff changeset
420 def get_description(self):
3087be3463e0 Some framework support for better message handling
Neil Muller <neil@dip.sun.ac.za>
parents: 56
diff changeset
421 return None
3087be3463e0 Some framework support for better message handling
Neil Muller <neil@dip.sun.ac.za>
parents: 56
diff changeset
422
56
75bf3d3689e9 Refactor thing interactivity and add "fake" bridge scene.
Jeremy Thurgood <firxen@gmail.com>
parents: 55
diff changeset
423 def is_interactive(self):
266
80cb577e38f2 Non-interactive things no longer highlight the cursor.
Jeremy Thurgood <firxen@gmail.com>
parents: 264
diff changeset
424 return True
56
75bf3d3689e9 Refactor thing interactivity and add "fake" bridge scene.
Jeremy Thurgood <firxen@gmail.com>
parents: 55
diff changeset
425
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
426 def enter(self, item):
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
427 """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
428 pass
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
429
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
430 def leave(self):
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
431 """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
432 pass
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
433
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
434 def interact(self, item):
56
75bf3d3689e9 Refactor thing interactivity and add "fake" bridge scene.
Jeremy Thurgood <firxen@gmail.com>
parents: 55
diff changeset
435 if not self.is_interactive():
75bf3d3689e9 Refactor thing interactivity and add "fake" bridge scene.
Jeremy Thurgood <firxen@gmail.com>
parents: 55
diff changeset
436 return
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
437 if item is None:
78
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
438 return self.interact_without()
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
439 else:
193
738608e90e9c CloneableItem tweaks and a usable laser welder. zOMG!
Jeremy Thurgood <firxen@gmail.com>
parents: 191
diff changeset
440 handler = getattr(self, 'interact_with_' + item.tool_name, None)
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
441 if handler is not None:
78
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442 return handler(item)
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
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443 else:
78
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444 return self.interact_default(item)
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
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445
105
65976205fc2d Rough Stab at basic animation support
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446 def animate(self):
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447 return self.current_interact.animate()
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parents: 101
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448
41
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449 def interact_without(self):
78
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450 return self.interact_default(None)
41
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parents: 39
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451
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452 def interact_default(self, item):
78
6bfebfbce42e Partial message support
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453 return Result("It doesn't work.")
22
8e709824306d Add items and things.
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parents: 18
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454
23
1e90a3e4618e Add code for blitting Scene.
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parents: 22
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455 def draw(self, surface):
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593bddfacf18 Refactor Things a bit to render images.
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456 self.current_interact.draw(surface)
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158a13a48d48 Show interact rectangles when constants.DEBUG is True.
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parents: 65
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457 if self._interact_hilight_color is not None:
94
ce23fad8ecb3 More complex shaped interactables
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parents: 93
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458 if hasattr(self.rect, 'collidepoint'):
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parents: 93
diff changeset
459 frame_rect(surface, self._interact_hilight_color,
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parents: 93
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460 self.rect.inflate(1, 1), 1)
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parents: 93
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461 else:
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parents: 93
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462 for rect in self.rect:
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parents: 93
diff changeset
463 frame_rect(surface, self._interact_hilight_color,
ce23fad8ecb3 More complex shaped interactables
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parents: 93
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464 rect.inflate(1, 1), 1)
23
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parents: 22
diff changeset
465
22
8e709824306d Add items and things.
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parents: 18
diff changeset
466
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467 class Item(object):
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468 """Base class for inventory items."""
8e709824306d Add items and things.
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parents: 18
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469
35
ebc76bc0c067 First item!
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470 # image for inventory
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parents: 34
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471 INVENTORY_IMAGE = None
32
18cb1af411ef Add helper for adding items. Give items names. Make things take a rectangle.
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parents: 30
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472
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473 TOOL_NAME = None
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474
35
ebc76bc0c067 First item!
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parents: 34
diff changeset
475 def __init__(self, name):
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parents: 34
diff changeset
476 self.name = name
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738608e90e9c CloneableItem tweaks and a usable laser welder. zOMG!
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parents: 191
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477 self.tool_name = name
226
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478 if self.TOOL_NAME is not None:
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479 self.tool_name = self.TOOL_NAME
35
ebc76bc0c067 First item!
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parents: 34
diff changeset
480 self.inventory_image = get_image('items', self.INVENTORY_IMAGE)
32
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parents: 30
diff changeset
481 # TODO: needs cursor
22
8e709824306d Add items and things.
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parents: 18
diff changeset
482
34
e5c043aeed65 Inventory and items. And stuff.
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parents: 33
diff changeset
483 def get_inventory_image(self):
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parents: 33
diff changeset
484 return self.inventory_image
e5c043aeed65 Inventory and items. And stuff.
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parents: 33
diff changeset
485
167
5845a3ed4dad Inventory interaction can (surprisingly) affect the inventory
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parents: 166
diff changeset
486 def interact(self, tool, state):
166
0db92b3b5833 Add inventory interactions
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parents: 161
diff changeset
487 handler = getattr(self, 'interact_with_' + tool.name, None)
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738608e90e9c CloneableItem tweaks and a usable laser welder. zOMG!
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parents: 191
diff changeset
488 inverse_handler = getattr(tool, 'interact_with_' + self.tool_name, None)
166
0db92b3b5833 Add inventory interactions
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parents: 161
diff changeset
489 if handler is not None:
167
5845a3ed4dad Inventory interaction can (surprisingly) affect the inventory
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parents: 166
diff changeset
490 return handler(tool, state)
166
0db92b3b5833 Add inventory interactions
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parents: 161
diff changeset
491 elif inverse_handler is not None:
167
5845a3ed4dad Inventory interaction can (surprisingly) affect the inventory
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parents: 166
diff changeset
492 return inverse_handler(self, state)
166
0db92b3b5833 Add inventory interactions
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parents: 161
diff changeset
493 else:
167
5845a3ed4dad Inventory interaction can (surprisingly) affect the inventory
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parents: 166
diff changeset
494 return self.interact_default(tool, state)
166
0db92b3b5833 Add inventory interactions
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parents: 161
diff changeset
495
167
5845a3ed4dad Inventory interaction can (surprisingly) affect the inventory
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parents: 166
diff changeset
496 def interact_default(self, tool, state):
166
0db92b3b5833 Add inventory interactions
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parents: 161
diff changeset
497 return Result("That doesn't do anything useful")
0db92b3b5833 Add inventory interactions
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parents: 161
diff changeset
498
191
278774b31d3c CloneableItems.
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parents: 187
diff changeset
499
278774b31d3c CloneableItems.
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parents: 187
diff changeset
500 class CloneableItem(Item):
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diff changeset
501 _counter = 0
278774b31d3c CloneableItems.
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diff changeset
502
252
dfc89bc64fdb Start of walkthrough "unit test" and associated fixes and tweaks.
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parents: 241
diff changeset
503 @classmethod
dfc89bc64fdb Start of walkthrough "unit test" and associated fixes and tweaks.
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parents: 241
diff changeset
504 def _get_new_id(cls):
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parents: 241
diff changeset
505 cls._counter += 1
dfc89bc64fdb Start of walkthrough "unit test" and associated fixes and tweaks.
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parents: 241
diff changeset
506 return cls._counter - 1
dfc89bc64fdb Start of walkthrough "unit test" and associated fixes and tweaks.
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parents: 241
diff changeset
507
191
278774b31d3c CloneableItems.
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parents: 187
diff changeset
508 def __init__(self, name):
252
dfc89bc64fdb Start of walkthrough "unit test" and associated fixes and tweaks.
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parents: 241
diff changeset
509 my_count = self._get_new_id()
191
278774b31d3c CloneableItems.
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parents: 187
diff changeset
510 super(CloneableItem, self).__init__("%s.%s" % (name, my_count))
193
738608e90e9c CloneableItem tweaks and a usable laser welder. zOMG!
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parents: 191
diff changeset
511 self.tool_name = name
226
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parents: 210
diff changeset
512 if self.TOOL_NAME is not None:
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parents: 210
diff changeset
513 self.tool_name = self.TOOL_NAME