Mercurial > boomslang
annotate tools/rect_drawer.py @ 165:9b3bba5e65f3
add some features to rect helper. now vaguely useful
author | Neil Muller <neil@dip.sun.ac.za> |
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date | Wed, 25 Aug 2010 11:19:30 +0200 |
parents | 225e3a4b1e85 |
children | a2d041e0ab83 |
rev | line source |
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165
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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 |
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5 |
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6 from albow.root import RootWidget |
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7 from albow.utils import frame_rect |
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8 from albow.controls import Image, Button |
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9 from albow.palette_view import PaletteView |
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10 from pygame.locals import SWSURFACE |
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11 import pygame |
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12 from pygame.colordict import THECOLORS |
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13 |
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14 |
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15 class AppPalette(PaletteView): |
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16 |
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17 sel_width = 5 |
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18 |
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19 colors = [ |
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20 'red', 'maroon1', 'palevioletred1', 'moccasin', 'orange', |
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21 'honeydew', 'yellow', 'gold', 'goldenrod', 'brown', |
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22 'blue', 'purple', 'darkorchid4', 'thistle', 'skyblue1', |
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23 'green', 'palegreen1', 'darkgreen', 'aquamarine', 'darkolivegreen', |
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24 ] |
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25 |
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26 def __init__(self, app_image): |
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27 self.image = app_image |
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28 super(AppPalette, self).__init__((35, 35), 5, 5, margin=2) |
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29 self.selection = 0 |
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30 self.image.rect_color = pygame.color.Color(self.colors[self.selection]) |
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31 |
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32 def num_items(self): |
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33 return len(self.colors) |
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34 |
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35 def draw_item(self, surface, item_no, rect): |
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36 d = -2 * self.sel_width |
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37 r = rect.inflate(d, d) |
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38 surface.fill(pygame.color.Color(self.colors[item_no]), r) |
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39 |
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40 def click_item(self, item_no, event): |
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41 self.selection = item_no |
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42 self.image.rect_color = pygame.color.Color(self.colors[item_no]) |
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43 |
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44 def item_is_selected(self, item_no): |
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45 return self.selection == item_no |
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46 |
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47 |
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48 |
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49 class AppImage(Image): |
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50 |
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51 def __init__(self, filename): |
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52 draw_image = pygame.image.load(filename) |
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53 super(AppImage, self).__init__(draw_image) |
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54 self.mode = 'draw' |
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55 self.rects = [] |
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56 self.start_pos = None |
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57 self.end_pos = None |
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58 self.draw_color = pygame.color.Color('white') |
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59 self.rect_color = pygame.color.Color('white') |
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60 |
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61 def draw_mode(self): |
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62 self.mode = 'draw' |
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63 |
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64 def del_mode(self): |
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65 self.mode = 'del' |
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66 self.start_pos = None |
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67 self.end_pos = None |
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68 |
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69 def draw(self, surface): |
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70 super(AppImage, self).draw(surface) |
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71 if self.mode == 'draw' and self.start_pos: |
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72 rect = pygame.rect.Rect(self.start_pos[0], self.start_pos[1], |
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73 self.end_pos[0] - self.start_pos[0], |
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74 self.end_pos[1] - self.start_pos[1]) |
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75 frame_rect(surface, self.draw_color, rect, 2) |
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76 for (col, rect) in self.rects: |
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77 frame_rect(surface, col, rect, 1) |
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78 |
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79 def _make_dict(self): |
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80 d = {} |
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81 for col, rect in self.rects: |
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82 d.setdefault(col, []) |
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83 d[col].append(rect) |
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84 return d |
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85 |
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86 def print_rects(self): |
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87 d = self._make_dict() |
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88 for (num, col) in enumerate(d): |
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89 print 'Rect %d : ' % num |
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90 for r in d[col]: |
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91 print ' (%d, %d, %d, %d)' % (r.x, r.y, r.w, r.h) |
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92 print |
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93 |
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94 def mouse_down(self, e): |
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95 if self.mode == 'del': |
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96 pos = e.pos |
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97 cand = None |
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98 for (col, rect) in self.rects: |
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99 if rect.collidepoint(pos): |
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100 cand = (col, rect) |
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101 break |
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102 if cand: |
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103 self.rects.remove(cand) |
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104 self.invalidate() |
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105 elif self.mode == 'draw': |
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106 self.start_pos = e.pos |
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107 self.end_pos = e.pos |
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108 |
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109 def mouse_up(self, e): |
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110 if self.mode == 'draw': |
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111 rect = pygame.rect.Rect(self.start_pos[0], self.start_pos[1], |
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112 self.end_pos[0] - self.start_pos[0], |
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113 self.end_pos[1] - self.start_pos[1]) |
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114 rect.normalize() |
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115 self.rects.append((self.rect_color, rect)) |
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116 self.start_pos = self.end_pos = None |
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117 |
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118 def mouse_drag(self, e): |
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119 if self.mode == 'draw': |
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120 self.end_pos = e.pos |
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121 self.invalidate() |
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122 |
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123 |
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124 if __name__ == "__main__": |
165
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125 # FIXME: should load an actual scene with current things, not just a |
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126 # background image |
162
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127 pygame.display.init() |
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128 pygame.font.init() |
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129 display = pygame.display.set_mode((1000, 600)) |
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130 imagefile = sys.argv[1] |
162
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131 app = RootWidget(display) |
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132 image = AppImage(imagefile) |
162
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133 app.add(image) |
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134 draw = Button('Draw Rect', action=image.draw_mode) |
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135 app.add(draw) |
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136 draw.rect.move_ip(810, 0) |
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137 delete = Button('Del Rect', action=image.del_mode) |
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138 app.add(delete) |
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139 delete.rect.move_ip(810, 50) |
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140 palette = AppPalette(image) |
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141 palette.rect.move_ip(810, 100) |
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142 app.add(palette) |
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143 print_rects = Button("Print rects", action=image.print_rects) |
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144 app.add(print_rects) |
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145 print_rects.rect.move_ip(810, 300) |
162
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146 quit_but = Button("Quit", action=app.quit) |
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147 app.add(quit_but) |
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148 quit_but.rect.move_ip(810, 500) |
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149 app.run() |