Mercurial > pyntnclick

annotate gamelib/state.py @ 129:4223d66d88b4

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Cursor change when you select a Tool
author Stefano Rivera <stefano@rivera.za.net>
date Tue, 24 Aug 2010 18:36:31 +0200
parents 9646e7c8bb97
children 11afefc4aeaf
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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, MessageDialog
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6 from pygame.locals import BLEND_ADD
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7 from pygame.rect import Rect
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8 from pygame.color import Color
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9
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10 import constants
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11 from sound import get_sound
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12 from cursor import HAND
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13
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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):
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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
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24 def process(self, scene):
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25 """Helper function to do the right thing with a result object"""
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26 if self.sound:
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27 self.sound.play()
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28 if self.message:
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29 # Display the message as a modal dialog
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30 MessageDialog(self.message, 60).present()
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31 # queue a redraw to show updated state
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32 scene.invalidate()
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33
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35 def initial_state(screen):
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36 """Load the initial state."""
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37 state = State(screen)
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38 state.load_scenes("cryo")
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39 state.load_scenes("bridge")
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40 #state.load_scenes("mess")
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41 #state.load_scenes("engine")
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42 #state.load_scenes("machine")
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43 #state.load_scenes("map")
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44 state.set_current_scene("cryo")
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45 state.set_do_enter_leave()
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46 return state
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47
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48
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49 class State(object):
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50 """Complete game state.
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51
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52 Game state consists of:
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53
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54 * items
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55 * scenes
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56 """
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57
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58 def __init__(self, screen):
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59 # map of scene name -> Scene object
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60 self.scenes = {}
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61 # map of detail view name -> DetailView object
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62 self.detail_views = {}
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63 # map of item name -> Item object
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64 self.items = {}
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65 # list of item objects in inventory
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66 self.inventory = []
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67 # currently selected tool (item)
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68 self.tool = None
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69 # current scene
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70 self.current_scene = None
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71 # current detail view
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72 self.current_detail = None
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73 # scene we came from, for enter and leave processing
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74 self.previous_scene = None
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75 # scene transion helpers
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76 self.do_check = None
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77 self.old_pos = None
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79 self.screen = screen
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80
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81 def add_scene(self, scene):
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82 self.scenes[scene.name] = scene
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83
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84 def add_detail_view(self, detail_view):
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85 self.detail_views[detail_view.name] = detail_view
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86
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87 def add_item(self, item):
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88 self.items[item.name] = item
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89
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90 def load_scenes(self, modname):
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91 mod = __import__("gamelib.scenes.%s" % (modname,), fromlist=[modname])
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92 for scene_cls in mod.SCENES:
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93 self.add_scene(scene_cls(self))
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94 if hasattr(mod, 'DETAIL_VIEWS'):
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95 for scene_cls in mod.DETAIL_VIEWS:
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96 self.add_detail_view(scene_cls(self))
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97
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98 def set_current_scene(self, name):
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99 old_scene = self.current_scene
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100 self.current_scene = self.scenes[name]
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101 if old_scene and old_scene != self.current_scene:
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102 self.previous_scene = old_scene
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103 self.set_do_enter_leave()
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104
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105 def set_current_detail(self, name):
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106 if name is None:
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107 self.current_detail = None
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108 else:
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109 self.current_detail = self.detail_views[name]
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110 return self.current_detail.get_detail_size()
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111
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112 def add_inventory_item(self, name):
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113 self.inventory.append(self.items[name])
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114
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115 def remove_inventory_item(self, name):
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116 self.inventory.remove(self.items[name])
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117 # Unselect tool if it's removed
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118 if self.tool == self.items[name]:
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119 self.set_tool(None)
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120
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121 def set_tool(self, item):
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122 self.tool = item
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123 if item is None:
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124 self.screen.set_cursor(HAND)
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125 else:
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126 self.screen.set_cursor(item.CURSOR)
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127
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128 def draw(self, surface):
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129 if self.do_check and self.previous_scene and self.do_check == constants.LEAVE:
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130 # We still need to handle leave events, so still display the scene
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131 self.previous_scene.draw(surface)
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132 else:
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133 self.current_scene.draw(surface)
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134
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135 def draw_detail(self, surface):
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136 self.current_detail.draw(surface)
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137
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138 def interact(self, pos):
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139 return self.current_scene.interact(self.tool, pos)
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140
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141 def interact_detail(self, pos):
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142 return self.current_detail.interact(self.tool, pos)
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143
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144 def animate(self):
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145 if not self.do_check:
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146 return self.current_scene.animate()
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147
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diff changeset
148 def check_enter_leave(self):
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diff changeset
149 if not self.do_check:
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diff changeset
150 return None
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parents: 119
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151 if self.do_check == constants.LEAVE:
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152 self.do_check = constants.ENTER
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parents: 119
diff changeset
153 if self.previous_scene:
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parents: 119
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154 return self.previous_scene.leave()
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parents: 119
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155 return None
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parents: 119
diff changeset
156 elif self.do_check == constants.ENTER:
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157 self.do_check = None
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parents: 119
diff changeset
158 # Fix descriptions, etc.
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parents: 119
diff changeset
159 if self.old_pos:
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parents: 119
diff changeset
160 self.current_scene.mouse_move(self.tool, self.old_pos)
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parents: 119
diff changeset
161 return self.current_scene.enter()
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diff changeset
162 raise RuntimeError('invalid do_check value %s' % self.do_check)
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163
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164 def mouse_move(self, pos):
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165 self.current_scene.mouse_move(self.tool, pos)
120
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166 # So we can do sensible things on enter and leave
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167 self.old_pos = pos
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parents: 119
diff changeset
168
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parents: 119
diff changeset
169 def set_do_enter_leave(self):
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parents: 119
diff changeset
170 """Flag that we need to run the enter loop"""
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parents: 119
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171 self.do_check = constants.LEAVE
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parents: 68
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172
119
d5f7cccfdb6c Hook up "detail view" scenes.
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parents: 117
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173 def mouse_move_detail(self, pos):
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parents: 117
diff changeset
174 self.current_detail.mouse_move(self.tool, pos)
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parents: 117
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175
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176
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177 class StatefulGizmo(object):
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178
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179 # initial data (optional, defaults to none)
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180 INITIAL_DATA = None
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181
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182 def __init__(self):
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183 self.data = {}
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184 if self.INITIAL_DATA:
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185 self.data.update(self.INITIAL_DATA)
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186
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187 def set_data(self, key, value):
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188 self.data[key] = value
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189
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diff changeset
190 def get_data(self, key):
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191 return self.data.get(key, None)
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192
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193
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194 class Scene(StatefulGizmo):
7
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195 """Base class for scenes."""
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196
28
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197 # sub-folder to look for resources in
22
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parents: 18
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198 FOLDER = None
28
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199
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200 # name of background image resource
22
8e709824306d Add items and things.
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parents: 18
diff changeset
201 BACKGROUND = None
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parents: 18
diff changeset
202
28
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203 # name of scene (optional, defaults to folder)
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parents: 23
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204 NAME = None
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parents: 23
diff changeset
205
125
d3ca34a664fd Some detail view and data cleanup.
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parents: 124
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206 # size (for detail views)
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parents: 124
diff changeset
207 SIZE = constants.SCENE_SIZE
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parents: 124
diff changeset
208
28
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parents: 23
diff changeset
209 def __init__(self, state):
55
2e2f6ff54780 Part of the cryo door puzzle.
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diff changeset
210 StatefulGizmo.__init__(self)
28
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211 # scene name
0f25f7b9b37a Add loading of initial state.
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parents: 23
diff changeset
212 self.name = self.NAME if self.NAME is not None else self.FOLDER
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parents: 23
diff changeset
213 # link back to state object
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parents: 23
diff changeset
214 self.state = state
22
8e709824306d Add items and things.
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parents: 18
diff changeset
215 # map of thing names -> Thing objects
8e709824306d Add items and things.
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parents: 18
diff changeset
216 self.things = {}
28
0f25f7b9b37a Add loading of initial state.
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parents: 23
diff changeset
217 self._background = get_image(self.FOLDER, self.BACKGROUND)
71
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
218 self._current_thing = None
76
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
219 self._current_description = None
7
d7c9d8273d7f Start of base classes for game state.
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parents:
diff changeset
220
35
ebc76bc0c067 First item!
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parents: 34
diff changeset
221 def add_item(self, item):
ebc76bc0c067 First item!
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parents: 34
diff changeset
222 self.state.add_item(item)
ebc76bc0c067 First item!
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parents: 34
diff changeset
223
39
088a101f5b94 Add an example Thing to cryo scene.
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parents: 35
diff changeset
224 def add_thing(self, thing):
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
225 self.things[thing.name] = thing
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
226 thing.set_scene(self)
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parents: 39
diff changeset
227
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
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parents: 39
diff changeset
228 def remove_thing(self, thing):
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parents: 39
diff changeset
229 del self.things[thing.name]
39
088a101f5b94 Add an example Thing to cryo scene.
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parents: 35
diff changeset
230
76
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
231 def _make_description(self, text):
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
232 if text is None:
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
233 return None
79
d7c0a702a0b4 Factor label width setting method out into a custom class (BoomLabel).
Simon Cross <hodgestar+bzr@gmail.com>
parents: 78
diff changeset
234 label = BoomLabel(text)
d7c0a702a0b4 Factor label width setting method out into a custom class (BoomLabel).
Simon Cross <hodgestar+bzr@gmail.com>
parents: 78
diff changeset
235 label.set_margin(5)
76
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
236 label.border_width = 1
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
237 label.border_color = (0, 0, 0)
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
238 label.bg_color = (127, 127, 127)
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
239 label.fg_color = (0, 0, 0)
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
240 return label
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
241
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
242 def draw_description(self, surface):
1a5fdc225939 Add description rendering to scene rendering.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 75
diff changeset
243 if self._current_description is not None:
77
bb7c8072f8c0 Some hacks to make Label work.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 76
diff changeset
244 sub = surface.subsurface(
bb7c8072f8c0 Some hacks to make Label work.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 76
diff changeset
245 Rect(5, 5, *self._current_description.size))
bb7c8072f8c0 Some hacks to make Label work.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 76
diff changeset
246 self._current_description.draw_all(sub)
76
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
247
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
248 def draw_background(self, surface):
88
053bc8e167fc Don't render with BLEND_ADD, use normal overlay.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 86
diff changeset
249 surface.blit(self._background, (0, 0), None)
18
c9b124c2f5c6 Start of scene drawing framework.
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parents: 11
diff changeset
250
23
1e90a3e4618e Add code for blitting Scene.
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parents: 22
diff changeset
251 def draw_things(self, surface):
1e90a3e4618e Add code for blitting Scene.
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parents: 22
diff changeset
252 for thing in self.things.itervalues():
1e90a3e4618e Add code for blitting Scene.
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parents: 22
diff changeset
253 thing.draw(surface)
18
c9b124c2f5c6 Start of scene drawing framework.
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parents: 11
diff changeset
254
22
8e709824306d Add items and things.
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parents: 18
diff changeset
255 def draw(self, surface):
8e709824306d Add items and things.
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parents: 18
diff changeset
256 self.draw_background(surface)
23
1e90a3e4618e Add code for blitting Scene.
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parents: 22
diff changeset
257 self.draw_things(surface)
76
1a5fdc225939 Add description rendering to scene rendering.
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parents: 75
diff changeset
258 self.draw_description(surface)
18
c9b124c2f5c6 Start of scene drawing framework.
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parents: 11
diff changeset
259
71
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
260 def interact(self, item, pos):
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
261 """Interact with a particular position.
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
262
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
263 Item may be an item in the list of items or None for the hand.
78
6bfebfbce42e Partial message support
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parents: 77
diff changeset
264
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
265 Returns a Result object to provide feedback to the player.
71
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
266 """
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
267 for thing in self.things.itervalues():
94
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
268 if thing.contains(pos):
78
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
269 result = thing.interact(item)
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
270 if result:
6bfebfbce42e Partial message support
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parents: 77
diff changeset
271 if self._current_thing:
6bfebfbce42e Partial message support
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parents: 77
diff changeset
272 # Also update descriptions if needed
6bfebfbce42e Partial message support
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parents: 77
diff changeset
273 self._current_description = self._make_description(
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
274 self._current_thing.get_description())
6bfebfbce42e Partial message support
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parents: 77
diff changeset
275 return result
71
99c5506de7ea Start of interact handling.
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parents: 68
diff changeset
276
105
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
277 def animate(self):
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
278 """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
279
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
280 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
281 result = False
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
282 for thing in self.things.itervalues():
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
283 if thing.animate():
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
284 result = True
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
285 return result
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
286
120
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
287 def enter(self):
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
288 return None
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
289
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
290 def leave(self):
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
291 self._current_description = None
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
292 return None
48d24a48d0ce Enter and leave hooks
Neil Muller <neil@dip.sun.ac.za>
parents: 119
diff changeset
293
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
294 def mouse_move(self, item, pos):
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
295 """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
296
99c5506de7ea Start of interact handling.
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diff changeset
297 Item may be an item in the list of items or None for the hand.
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298 """
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299 if self._current_thing is not None:
94
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diff changeset
300 if self._current_thing.contains(pos):
71
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diff changeset
301 return
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diff changeset
302 else:
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diff changeset
303 self._current_thing.leave()
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304 self._current_thing = None
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305 self._current_description = None
71
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diff changeset
306 for thing in self.things.itervalues():
94
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307 if thing.contains(pos):
71
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diff changeset
308 thing.enter(item)
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diff changeset
309 self._current_thing = thing
76
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diff changeset
310 self._current_description = self._make_description(
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parents: 75
diff changeset
311 thing.get_description())
71
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diff changeset
312 break
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diff changeset
313
125
d3ca34a664fd Some detail view and data cleanup.
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parents: 124
diff changeset
314 def get_detail_size(self):
127
9646e7c8bb97 Size detail window based on the Scene background image.
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parents: 126
diff changeset
315 return self._background.get_size()
125
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parents: 124
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316
7
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317
86
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318 class Interact(object):
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319
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320 def __init__(self, image, rect, interact_rect):
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321 self.image = image
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322 self.rect = rect
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323 self.interact_rect = interact_rect
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324
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325 def set_thing(self, thing):
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326 pass
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327
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328 def draw(self, surface):
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329 if self.image is not None:
88
053bc8e167fc Don't render with BLEND_ADD, use normal overlay.
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diff changeset
330 surface.blit(self.image, self.rect, None)
86
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331
105
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332 def animate(self):
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333 return False
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334
86
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335
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336 class InteractNoImage(Interact):
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337
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338 def __init__(self, x, y, w, h):
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339 super(InteractNoImage, self).__init__(None, None, Rect(x, y, w, h))
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340
105
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341
94
ce23fad8ecb3 More complex shaped interactables
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342 class InteractRectUnion(Interact):
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343
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344 def __init__(self, rect_list):
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345 # pygame.rect.Rect.unionall should do this, but is broken
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346 # in some pygame versions (including 1.8, it appears)
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347 rect_list = [Rect(x) for x in rect_list]
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diff changeset
348 union_rect = rect_list[0]
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parents: 93
diff changeset
349 for rect in rect_list[1:]:
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diff changeset
350 union_rect = union_rect.union(rect)
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diff changeset
351 super(InteractRectUnion, self).__init__(None, None, union_rect)
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parents: 93
diff changeset
352 self.interact_rect = rect_list
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parents: 93
diff changeset
353
86
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354
593bddfacf18 Refactor Things a bit to render images.
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diff changeset
355 class InteractImage(Interact):
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parents: 79
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356
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357 def __init__(self, x, y, image_name):
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parents: 79
diff changeset
358 super(InteractImage, self).__init__(None, None, None)
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diff changeset
359 self._pos = (x, y)
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diff changeset
360 self._image_name = image_name
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parents: 79
diff changeset
361
593bddfacf18 Refactor Things a bit to render images.
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parents: 79
diff changeset
362 def set_thing(self, thing):
593bddfacf18 Refactor Things a bit to render images.
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parents: 79
diff changeset
363 self.image = get_image(thing.folder, self._image_name)
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parents: 79
diff changeset
364 self.rect = Rect(self._pos, self.image.get_size())
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diff changeset
365 self.interact_rect = self.rect
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diff changeset
366
593bddfacf18 Refactor Things a bit to render images.
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parents: 79
diff changeset
367
105
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diff changeset
368 class InteractAnimated(Interact):
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parents: 101
diff changeset
369 """Interactive with an animation rather than an image"""
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diff changeset
370
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parents: 101
diff changeset
371 # FIXME: Assumes all images are the same size
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diff changeset
372 # anim_seq - sequence of image names
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parents: 101
diff changeset
373 # delay - number of frames to wait between changing images
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parents: 101
diff changeset
374
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parents: 101
diff changeset
375 def __init__(self, x, y, anim_seq, delay):
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parents: 101
diff changeset
376 self._pos = (x, y)
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parents: 101
diff changeset
377 self._anim_pos = 0
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parents: 101
diff changeset
378 self._names = anim_seq
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parents: 101
diff changeset
379 self._frame_count = 0
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parents: 101
diff changeset
380 self._anim_seq = None
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diff changeset
381 self._delay = delay
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parents: 101
diff changeset
382
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Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
383 def set_thing(self, thing):
65976205fc2d Rough Stab at basic animation support
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parents: 101
diff changeset
384 self._anim_seq = [get_image(thing.folder, x) for x in self._names]
65976205fc2d Rough Stab at basic animation support
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parents: 101
diff changeset
385 self.image = self._anim_seq[0]
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parents: 101
diff changeset
386 self.rect = Rect(self._pos, self.image.get_size())
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parents: 101
diff changeset
387 self.interact_rect = self.rect
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parents: 101
diff changeset
388
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parents: 101
diff changeset
389 def animate(self):
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Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
390 if self._anim_seq:
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parents: 101
diff changeset
391 self._frame_count += 1
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parents: 101
diff changeset
392 if self._frame_count > self._delay:
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parents: 101
diff changeset
393 self._frame_count = 0
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parents: 101
diff changeset
394 self._anim_pos += 1
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parents: 101
diff changeset
395 if self._anim_pos >= len(self._anim_seq):
65976205fc2d Rough Stab at basic animation support
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parents: 101
diff changeset
396 self._anim_pos = 0
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parents: 101
diff changeset
397 self.image = self._anim_seq[self._anim_pos]
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parents: 101
diff changeset
398 # queue redraw
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Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
399 return True
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Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
400 return False
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Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
401
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
402
55
2e2f6ff54780 Part of the cryo door puzzle.
Jeremy Thurgood <firxen@gmail.com>
parents: 47
diff changeset
403 class Thing(StatefulGizmo):
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
404 """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
405
86
593bddfacf18 Refactor Things a bit to render images.
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parents: 79
diff changeset
406 # name of thing
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parents: 79
diff changeset
407 NAME = None
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parents: 79
diff changeset
408
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
409 # 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
410 FOLDER = None
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Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
411
86
593bddfacf18 Refactor Things a bit to render images.
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parents: 79
diff changeset
412 # list of Interact objects
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parents: 79
diff changeset
413 INTERACTS = {}
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parents: 79
diff changeset
414
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
415 # name first interact
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Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
416 INITIAL = None
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
417
68
158a13a48d48 Show interact rectangles when constants.DEBUG is True.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 65
diff changeset
418 # 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
419 # (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
420 if constants.DEBUG:
75
a62db6d10009 Red -> red
Stefano Rivera <stefano@rivera.za.net>
parents: 73
diff changeset
421 _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
422 else:
158a13a48d48 Show interact rectangles when constants.DEBUG is True.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 65
diff changeset
423 _interact_hilight_color = None
158a13a48d48 Show interact rectangles when constants.DEBUG is True.
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parents: 65
diff changeset
424
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
425 def __init__(self):
55
2e2f6ff54780 Part of the cryo door puzzle.
Jeremy Thurgood <firxen@gmail.com>
parents: 47
diff changeset
426 StatefulGizmo.__init__(self)
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
427 # name of the thing
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
428 self.name = self.NAME
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
429 # folder for resource (None is overridden by scene folder)
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Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
430 self.folder = self.FOLDER
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Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
431 # interacts
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Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
432 self.interacts = self.INTERACTS
39
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
433 # these are set by set_scene
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
434 self.scene = None
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
435 self.state = None
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
436 self.current_interact = None
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
437 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
438 # TODO: add masks
7
d7c9d8273d7f Start of base classes for game state.
Simon Cross <hodgestar+bzr@gmail.com>
parents:
diff changeset
439
39
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
440 def set_scene(self, scene):
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
441 assert self.scene is None
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
442 self.scene = scene
86
593bddfacf18 Refactor Things a bit to render images.
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parents: 79
diff changeset
443 if self.folder is None:
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
444 self.folder = scene.FOLDER
39
088a101f5b94 Add an example Thing to cryo scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 35
diff changeset
445 self.state = scene.state
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
446 for interact in self.interacts.itervalues():
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
447 interact.set_thing(self)
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
448 self.set_interact(self.INITIAL)
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
449
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
450 def set_interact(self, name):
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
451 self.current_interact = self.interacts[name]
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
452 self.rect = self.current_interact.interact_rect
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
453 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
454
94
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
455 def contains(self, pos):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
456 if hasattr(self.rect, 'collidepoint'):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
457 return self.rect.collidepoint(pos)
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
458 else:
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
459 # FIXME: add sanity check
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
460 for rect in list(self.rect):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
461 if rect.collidepoint(pos):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
462 return True
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
463 return False
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
464
63
3087be3463e0 Some framework support for better message handling
Neil Muller <neil@dip.sun.ac.za>
parents: 56
diff changeset
465 def get_description(self):
3087be3463e0 Some framework support for better message handling
Neil Muller <neil@dip.sun.ac.za>
parents: 56
diff changeset
466 return None
3087be3463e0 Some framework support for better message handling
Neil Muller <neil@dip.sun.ac.za>
parents: 56
diff changeset
467
56
75bf3d3689e9 Refactor thing interactivity and add "fake" bridge scene.
Jeremy Thurgood <firxen@gmail.com>
parents: 55
diff changeset
468 def is_interactive(self):
75bf3d3689e9 Refactor thing interactivity and add "fake" bridge scene.
Jeremy Thurgood <firxen@gmail.com>
parents: 55
diff changeset
469 return True
75bf3d3689e9 Refactor thing interactivity and add "fake" bridge scene.
Jeremy Thurgood <firxen@gmail.com>
parents: 55
diff changeset
470
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
471 def enter(self, item):
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
472 """Called when the cursor enters the Thing."""
101
19d784fd3918 Remove debugging prints (descriptions now provide pretty much the same feedback anyway).
Simon Cross <simon@simonx>
parents: 94
diff changeset
473 pass
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
474
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
475 def leave(self):
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
476 """Called when the cursr leaves the Thing."""
101
19d784fd3918 Remove debugging prints (descriptions now provide pretty much the same feedback anyway).
Simon Cross <simon@simonx>
parents: 94
diff changeset
477 pass
71
99c5506de7ea Start of interact handling.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 68
diff changeset
478
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
479 def interact(self, item):
56
75bf3d3689e9 Refactor thing interactivity and add "fake" bridge scene.
Jeremy Thurgood <firxen@gmail.com>
parents: 55
diff changeset
480 if not self.is_interactive():
75bf3d3689e9 Refactor thing interactivity and add "fake" bridge scene.
Jeremy Thurgood <firxen@gmail.com>
parents: 55
diff changeset
481 return
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
482 if item is None:
78
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
483 return self.interact_without()
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
484 else:
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
485 handler = getattr(self, 'interact_with_' + item.name, None)
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
486 if handler is not None:
78
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
487 return handler(item)
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
488 else:
78
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
489 return self.interact_default(item)
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
490
105
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
491 def animate(self):
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
492 return self.current_interact.animate()
65976205fc2d Rough Stab at basic animation support
Neil Muller <neil@dip.sun.ac.za>
parents: 101
diff changeset
493
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
494 def interact_without(self):
78
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
495 return self.interact_default(None)
41
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
496
ad6f56bfa8b7 Cryo door, titanium leg and some interaction prototypes.
Jeremy Thurgood <firxen@gmail.com>
parents: 39
diff changeset
497 def interact_default(self, item):
78
6bfebfbce42e Partial message support
Neil Muller <neil@dip.sun.ac.za>
parents: 77
diff changeset
498 return Result("It doesn't work.")
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
499
23
1e90a3e4618e Add code for blitting Scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 22
diff changeset
500 def draw(self, surface):
86
593bddfacf18 Refactor Things a bit to render images.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 79
diff changeset
501 self.current_interact.draw(surface)
68
158a13a48d48 Show interact rectangles when constants.DEBUG is True.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 65
diff changeset
502 if self._interact_hilight_color is not None:
94
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
503 if hasattr(self.rect, 'collidepoint'):
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
504 frame_rect(surface, self._interact_hilight_color,
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
505 self.rect.inflate(1, 1), 1)
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
506 else:
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
507 for rect in self.rect:
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
508 frame_rect(surface, self._interact_hilight_color,
ce23fad8ecb3 More complex shaped interactables
Neil Muller <neil@dip.sun.ac.za>
parents: 93
diff changeset
509 rect.inflate(1, 1), 1)
23
1e90a3e4618e Add code for blitting Scene.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 22
diff changeset
510
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
511
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
512 class Item(object):
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
513 """Base class for inventory items."""
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
514
35
ebc76bc0c067 First item!
Simon Cross <hodgestar+bzr@gmail.com>
parents: 34
diff changeset
515 # image for inventory
ebc76bc0c067 First item!
Simon Cross <hodgestar+bzr@gmail.com>
parents: 34
diff changeset
516 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
517
35
ebc76bc0c067 First item!
Simon Cross <hodgestar+bzr@gmail.com>
parents: 34
diff changeset
518 def __init__(self, name):
ebc76bc0c067 First item!
Simon Cross <hodgestar+bzr@gmail.com>
parents: 34
diff changeset
519 self.name = name
ebc76bc0c067 First item!
Simon Cross <hodgestar+bzr@gmail.com>
parents: 34
diff changeset
520 self.inventory_image = get_image('items', self.INVENTORY_IMAGE)
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
521 # TODO: needs cursor
22
8e709824306d Add items and things.
Simon Cross <hodgestar+bzr@gmail.com>
parents: 18
diff changeset
522
34
e5c043aeed65 Inventory and items. And stuff.
Jeremy Thurgood <firxen@gmail.com>
parents: 33
diff changeset
523 def get_inventory_image(self):
e5c043aeed65 Inventory and items. And stuff.
Jeremy Thurgood <firxen@gmail.com>
parents: 33
diff changeset
524 return self.inventory_image
e5c043aeed65 Inventory and items. And stuff.
Jeremy Thurgood <firxen@gmail.com>
parents: 33
diff changeset
525