Mercurial > boomslang
annotate tools/rect_drawer.py @ 200:7bedca2376f5
Image placement
author | Neil Muller <neil@dip.sun.ac.za> |
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date | Thu, 26 Aug 2010 09:48:49 +0200 |
parents | 4821c290286d |
children | 20998c650ce1 |
rev | line source |
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1 # Quickly hacked together helper for working out |
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2 # interactive regions in Suspended Sentence |
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3 |
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4 import sys |
174
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5 import os.path |
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6 |
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7 script_path = os.path.realpath(os.path.dirname(os.path.dirname(__file__))) |
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8 sys.path.append(script_path) |
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9 |
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10 from albow.root import RootWidget |
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11 from albow.utils import frame_rect |
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12 from albow.widget import Widget |
200 | 13 from albow.controls import Button, Image |
162
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14 from albow.palette_view import PaletteView |
199 | 15 from albow.file_dialogs import request_old_filename |
162
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16 from pygame.locals import SWSURFACE |
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17 import pygame |
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18 from pygame.colordict import THECOLORS |
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19 |
174
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20 from gamelib.state import initial_state |
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21 from gamelib import constants |
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22 |
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23 constants.DEBUG = True |
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24 |
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25 |
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26 |
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27 class AppPalette(PaletteView): |
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28 |
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29 sel_width = 5 |
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30 |
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31 colors = [ |
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32 'red', 'maroon1', 'palevioletred1', 'moccasin', 'orange', |
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33 'honeydew', 'yellow', 'gold', 'goldenrod', 'brown', |
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34 'blue', 'purple', 'darkorchid4', 'thistle', 'skyblue1', |
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35 'green', 'palegreen1', 'darkgreen', 'aquamarine', 'darkolivegreen', |
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36 ] |
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37 |
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38 def __init__(self, app_image): |
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39 self.image = app_image |
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40 super(AppPalette, self).__init__((35, 35), 5, 5, margin=2) |
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41 self.selection = 0 |
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42 self.image.rect_color = pygame.color.Color(self.colors[self.selection]) |
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43 |
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44 def num_items(self): |
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45 return len(self.colors) |
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46 |
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47 def draw_item(self, surface, item_no, rect): |
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48 d = -2 * self.sel_width |
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49 r = rect.inflate(d, d) |
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50 surface.fill(pygame.color.Color(self.colors[item_no]), r) |
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51 |
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52 def click_item(self, item_no, event): |
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53 self.selection = item_no |
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54 self.image.rect_color = pygame.color.Color(self.colors[item_no]) |
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55 |
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56 def item_is_selected(self, item_no): |
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57 return self.selection == item_no |
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58 |
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59 |
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60 class AppImage(Widget): |
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61 |
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62 rect_thick = 3 |
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63 draw_thick = 1 |
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64 |
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65 def __init__(self, state): |
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66 self.state = state |
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67 super(AppImage, self).__init__(pygame.rect.Rect(0, 0, 800, 600)) |
162
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68 self.mode = 'draw' |
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69 self.rects = [] |
200 | 70 self.images = [] |
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71 self.start_pos = None |
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72 self.end_pos = None |
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73 self.draw_color = pygame.color.Color('white') |
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74 self.rect_color = pygame.color.Color('white') |
200 | 75 self.current_image = None |
199 | 76 self.place_image_menu = None |
162
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77 |
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78 def draw_mode(self): |
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79 self.mode = 'draw' |
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80 |
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81 def del_mode(self): |
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82 self.mode = 'del' |
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83 self.start_pos = None |
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84 self.end_pos = None |
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85 |
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86 def draw(self, surface): |
196 | 87 self.state.draw(surface, None) |
162
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88 if self.mode == 'draw' and self.start_pos: |
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89 rect = pygame.rect.Rect(self.start_pos[0], self.start_pos[1], |
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90 self.end_pos[0] - self.start_pos[0], |
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91 self.end_pos[1] - self.start_pos[1]) |
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92 frame_rect(surface, self.draw_color, rect, self.draw_thick) |
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93 for (col, rect) in self.rects: |
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94 frame_rect(surface, col, rect, self.rect_thick) |
200 | 95 for image in self.images: |
96 if image.rect.colliderect(surface.get_rect()): | |
97 cropped_rect = image.rect.clip(surface.get_rect()) | |
98 sub = surface.subsurface(cropped_rect) | |
99 image.draw(sub) | |
100 else: | |
101 print 'image outside surface', image | |
102 if self.current_image and self.mode == 'image': | |
103 if self.current_image.rect.colliderect(surface.get_rect()): | |
104 cropped_rect = self.current_image.rect.clip(surface.get_rect()) | |
105 sub = surface.subsurface(cropped_rect) | |
106 self.current_image.draw(sub) | |
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107 |
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108 def _make_dict(self): |
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109 d = {} |
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110 for col, rect in self.rects: |
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111 d.setdefault(col, []) |
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112 d[col].append(rect) |
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113 return d |
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114 |
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115 def print_objs(self): |
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116 d = self._make_dict() |
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117 for (num, col) in enumerate(d): |
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118 print 'Rect %d : ' % num |
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119 for r in d[col]: |
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120 print ' (%d, %d, %d, %d),' % (r.x, r.y, r.w, r.h) |
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121 print |
200 | 122 for i, image in enumerate(self.images): |
123 print 'Image %d' % i | |
124 r = image.rect | |
125 print ' (%d, %d, %d, %d),' % (r.x, r.y, r.w, r.h) | |
126 print | |
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127 |
199 | 128 def image_load(self): |
129 image_path= '%s/Resources/images/%s' % (script_path, self.state.current_scene.FOLDER) | |
130 imagename = request_old_filename(directory=image_path) | |
131 try: | |
200 | 132 image_data = pygame.image.load(imagename) |
133 self.current_image = Image(image_data) | |
199 | 134 self.place_image_menu.enabled = True |
200 | 135 # ensure we're off screen to start |
136 self.current_image.rect = image_data.get_rect().move(1000, 600) | |
199 | 137 except pygame.error, e: |
138 print 'Unable to load image %s' % e | |
198
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139 |
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140 def image_mode(self): |
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141 self.mode = 'image' |
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142 self.start_pos = None |
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143 self.end_pos = None |
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144 |
200 | 145 def mouse_move(self, e): |
146 if self.mode == 'image' and self.current_image: | |
147 self.current_image.rect.topleft = e.pos | |
148 self.invalidate() | |
149 | |
162
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150 def mouse_down(self, e): |
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151 if self.mode == 'del': |
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152 pos = e.pos |
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153 cand = None |
200 | 154 # Images are drawn above rectangles, so search those first |
155 for image in self.images: | |
156 if image.rect.collidepoint(pos): | |
157 cand = image | |
158 break | |
159 if cand: | |
160 self.images.remove(cand) | |
161 self.invalidate() | |
162 return | |
162
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163 for (col, rect) in self.rects: |
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164 if rect.collidepoint(pos): |
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165 cand = (col, rect) |
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166 break |
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167 if cand: |
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168 self.rects.remove(cand) |
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169 self.invalidate() |
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170 elif self.mode == 'draw': |
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171 self.start_pos = e.pos |
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172 self.end_pos = e.pos |
200 | 173 elif self.mode == 'image': |
174 if self.current_image: | |
175 self.images.append(self.current_image) | |
176 self.current_image = None | |
177 self.invalidate() | |
178 else: | |
179 cand = None | |
180 for image in self.images: | |
181 if image.rect.collidepoint(e.pos): | |
182 cand = image | |
183 break | |
184 if cand: | |
185 self.images.remove(cand) | |
186 self.current_image = cand | |
187 self.invalidate() | |
162
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188 |
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189 def mouse_up(self, e): |
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190 if self.mode == 'draw': |
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191 rect = pygame.rect.Rect(self.start_pos[0], self.start_pos[1], |
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192 self.end_pos[0] - self.start_pos[0], |
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193 self.end_pos[1] - self.start_pos[1]) |
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194 rect.normalize() |
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195 self.rects.append((self.rect_color, rect)) |
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196 self.start_pos = self.end_pos = None |
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197 |
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198 def mouse_drag(self, e): |
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199 if self.mode == 'draw': |
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200 self.end_pos = e.pos |
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201 self.invalidate() |
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202 |
197 | 203 def make_button(text, action, ypos): |
204 button = Button(text, action=action) | |
205 button.align = 'l' | |
206 button.rect = pygame.rect.Rect(0, 0, 200, 40) | |
207 button.rect.move_ip(805, ypos) | |
208 return button | |
162
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209 |
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210 if __name__ == "__main__": |
165
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211 # FIXME: should load an actual scene with current things, not just a |
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212 # background image |
174
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213 if len(sys.argv) < 2: |
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214 print 'Please provide a scene name' |
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215 sys.exit(0) |
162
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216 pygame.display.init() |
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217 pygame.font.init() |
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218 display = pygame.display.set_mode((1000, 600)) |
196 | 219 state = initial_state() |
174
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220 try: |
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221 state.set_current_scene(sys.argv[1]) |
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222 state.do_check = None |
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223 except KeyError: |
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224 print 'Invalid scene name' |
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225 sys.exit(1) |
162
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226 app = RootWidget(display) |
174
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227 image = AppImage(state) |
162
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228 app.add(image) |
197 | 229 draw = make_button('Draw Rect', image.draw_mode, 0) |
162
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230 app.add(draw) |
198
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231 load_image = make_button("Load image", image.image_load, 40) |
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232 app.add(load_image) |
200 | 233 add_image = make_button("Place/Move images", image.image_mode, 80) |
199 | 234 add_image.enabled = False |
198
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235 app.add(add_image) |
199 | 236 image.place_image_menu = add_image |
198
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237 delete = make_button('Delete Objects', image.del_mode, 120) |
162
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238 app.add(delete) |
165
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239 palette = AppPalette(image) |
198
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240 palette.rect.move_ip(810, 160) |
165
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241 app.add(palette) |
198
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242 print_rects = make_button("Print objects", image.print_objs, 320) |
162
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243 app.add(print_rects) |
197 | 244 quit_but = make_button("Quit", app.quit, 560) |
162
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245 app.add(quit_but) |
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246 app.run() |