Mercurial > boomslang
annotate pyntnclick/scenewidgets.py @ 834:f9a7bd975f2b pyntnclick
Blank computer in engine room
author | Neil Muller <neil@dip.sun.ac.za> |
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date | Tue, 29 Jan 2013 17:38:44 +0200 |
parents | 3a00c9337731 |
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rev | line source |
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525
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Separate "scene widgets" from "game-specific widgets".
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1 """Interactive elements within a Scene.""" |
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2 |
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3 |
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4 from pygame import Rect |
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5 from pygame.color import Color |
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6 from pygame.colordict import THECOLORS |
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7 from pygame.surface import Surface |
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8 |
551 | 9 from pyntnclick.state import Thing |
824 | 10 from pyntnclick.utils import convert_color, render_text |
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11 from pyntnclick.widgets.text import LabelWidget |
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12 |
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13 |
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14 class Interact(object): |
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15 |
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16 def __init__(self, image, rect, interact_rect): |
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17 self.image = image |
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18 self.rect = rect |
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19 self.interact_rect = interact_rect |
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20 |
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21 def set_thing(self, thing): |
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22 pass |
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23 |
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24 def draw(self, surface): |
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25 if self.image is not None: |
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26 surface.blit(self.image, self.rect, None) |
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27 |
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28 def animate(self): |
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29 return False |
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30 |
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31 |
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32 class InteractNoImage(Interact): |
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33 |
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34 def __init__(self, x, y, w, h): |
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35 super(InteractNoImage, self).__init__(None, None, Rect(x, y, w, h)) |
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36 |
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37 |
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38 class InteractDebugText(Interact): |
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39 """Display box with text to interact with -- mostly for debugging.""" |
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40 |
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41 def __init__(self, x, y, text, bg_color=None): |
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42 if bg_color is None: |
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43 bg_color = (127, 127, 127) |
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44 label = LabelWidget((0, 0), text) |
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45 # label.set_margin(5) |
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46 # label.border_width = 1 |
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47 # label.border_color = (0, 0, 0) |
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48 # label.bg_color = bg_color |
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49 # label.fg_color = (0, 0, 0) |
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50 image = Surface(label.size) |
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51 rect = Rect((x, y), label.size) |
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52 label.draw_all(image) |
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53 super(InteractDebugText, self).__init__(image, rect, rect) |
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54 |
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55 |
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56 class InteractText(Interact): |
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57 """Display a text string on a transparent background. |
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58 |
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59 Used so we can easily include translatable strings in the scenes""" |
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60 |
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61 def __init__(self, x, y, w, h, text, color, max_font_size, font=None, |
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62 centre=True): |
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63 self._text = text |
824 | 64 self._color = convert_color(color) |
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65 self._max_font_size = max_font_size |
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66 self._font = font |
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67 self._centre = centre |
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68 rect = Rect((x, y), (w, h)) |
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69 super(InteractText, self).__init__(None, rect, rect) |
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70 |
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71 def set_thing(self, thing): |
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72 font_size = self._max_font_size |
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73 if not self._font: |
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74 # Pull the default font out of constants |
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75 self._font = thing.gd.constants.font |
824 | 76 bg_color = Color(0, 0, 0, 0) # transparent background |
77 self.image = render_text(self._text, self._font, font_size, | |
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78 self._color, bg_color, thing.resource, self.rect.size, |
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79 self._centre) |
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80 |
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81 |
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82 class InteractRectUnion(Interact): |
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83 |
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84 def __init__(self, rect_list): |
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85 super(InteractRectUnion, self).__init__(None, None, None) |
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86 rect_list = [Rect(x) for x in rect_list] |
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87 self.interact_rect = rect_list |
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88 |
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89 |
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90 class InteractUnion(Interact): |
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91 """An interact made out of other interacts""" |
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92 |
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93 def __init__(self, interact_list): |
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94 super(InteractUnion, self).__init__(None, None, None) |
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95 self._interact_list = interact_list |
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96 |
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97 def set_thing(self, thing): |
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98 interact_list = [] |
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99 for sub_interact in self._interact_list: |
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100 sub_interact.set_thing(thing) |
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101 sub_rect = sub_interact.interact_rect |
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102 if hasattr(sub_rect, 'collidepoint'): |
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103 interact_list.append(sub_interact.interact_rect) |
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104 else: |
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105 interact_list.extend(sub_interact.interact_rect) |
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106 self.interact_rect = interact_list |
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107 |
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108 def draw(self, surface): |
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109 for sub_interact in self._interact_list: |
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110 sub_interact.draw(surface) |
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111 |
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112 def animate(self): |
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113 for sub_interact in self._interact_list: |
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114 sub_interact.animate() |
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115 |
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116 |
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117 class InteractImage(Interact): |
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118 |
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119 def __init__(self, x, y, image_name): |
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120 super(InteractImage, self).__init__(None, None, None) |
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121 self._pos = (x, y) |
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122 self._image_name = image_name |
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123 |
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124 def set_thing(self, thing): |
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125 self.image = thing.resource.get_image(thing.folder, self._image_name) |
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126 self.rect = Rect(self._pos, self.image.get_size()) |
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127 self.interact_rect = self.rect |
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128 |
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129 def __repr__(self): |
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130 return '<InteractImage: %s>' % self._image_name |
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131 |
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132 |
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133 class InteractImageRect(InteractImage): |
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134 def __init__(self, x, y, image_name, r_x, r_y, r_w, r_h): |
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135 super(InteractImageRect, self).__init__(x, y, image_name) |
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136 self._r_pos = (r_x, r_y) |
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137 self._r_size = (r_w, r_h) |
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138 |
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139 def set_thing(self, thing): |
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140 super(InteractImageRect, self).set_thing(thing) |
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141 self.interact_rect = Rect(self._r_pos, self._r_size) |
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142 |
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143 |
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144 class InteractAnimated(Interact): |
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145 """Interactive with an animation rather than an image""" |
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146 |
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147 # anim_seq - sequence of image names |
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148 # delay - number of frames to wait between changing images |
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149 |
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150 def __init__(self, x, y, anim_seq, delay): |
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151 self._pos = (x, y) |
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152 self._anim_pos = 0 |
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153 self._names = anim_seq |
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154 self._frame_count = 0 |
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155 self._anim_seq = None |
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156 self._delay = delay |
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157 |
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158 def set_thing(self, thing): |
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159 self._anim_seq = [thing.resource.get_image(thing.folder, x) |
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160 for x in self._names] |
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161 self.image = self._anim_seq[0] |
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162 self.rect = Rect(self._pos, self.image.get_size()) |
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163 for image in self._anim_seq: |
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164 assert image.get_size() == self.rect.size |
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165 self.interact_rect = self.rect |
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166 |
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167 def animate(self): |
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168 if self._anim_seq: |
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169 self._frame_count += 1 |
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170 if self._frame_count > self._delay: |
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171 self._frame_count = 0 |
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172 self._anim_pos += 1 |
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173 if self._anim_pos >= len(self._anim_seq): |
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174 self._anim_pos = 0 |
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175 self.image = self._anim_seq[self._anim_pos] |
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176 # queue redraw |
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177 return True |
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178 return False |
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179 |
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180 |
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181 class TakeableThing(Thing): |
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182 "Thing that can be taken." |
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183 |
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184 INITIAL_DATA = { |
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185 'taken': False, |
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186 } |
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187 |
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188 ITEM = None |
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189 |
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190 def __init__(self): |
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191 # In case a subclass replaces INITIAL_DATA and breaks 'taken'. |
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192 assert self.INITIAL_DATA['taken'] in (True, False) |
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193 super(TakeableThing, self).__init__() |
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194 |
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195 def should_add(self): |
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196 return not self.get_data('taken') |
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197 |
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198 def take(self): |
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199 self.set_data('taken', True) |
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200 self.game.add_inventory_item(self.ITEM) |
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201 self.scene.remove_thing(self) |
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202 |
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203 |
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204 class GenericDescThing(Thing): |
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205 "Thing with an InteractiveUnionRect and a description" |
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206 |
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207 INITIAL = "description" |
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208 |
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209 def __init__(self, prefix, number, description, areas): |
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210 super(GenericDescThing, self).__init__() |
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211 self.description = description |
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212 self.name = '%s.%s' % (prefix, number) |
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213 self.interacts = { |
533 | 214 'description': InteractRectUnion(areas) |
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215 } |
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216 # Individual colors to make debugging easier |
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217 self._interact_hilight_color = Color(THECOLORS.keys()[number]) |
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218 |
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219 def get_description(self): |
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220 return self.description |
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221 |
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222 def is_interactive(self, tool=None): |
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223 return False |