Mercurial > pyntnclick

annotate tools/rect_drawer.py @ 199:4821c290286d

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Image loading
author Neil Muller <neil@dip.sun.ac.za>
date Thu, 26 Aug 2010 09:02:46 +0200
parents e73d78d6dd83
children 7bedca2376f5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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
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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
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13 from albow.controls import Button
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14 from albow.palette_view import PaletteView
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15 from albow.file_dialogs import request_old_filename
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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
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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
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61 class AppImage(Widget):
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62
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63 rect_thick = 3
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64 draw_thick = 1
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65
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66 def __init__(self, state):
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67 self.state = state
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68 super(AppImage, self).__init__(pygame.rect.Rect(0, 0, 800, 600))
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69 self.mode = 'draw'
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70 self.rects = []
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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')
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75 self.curent_image = None
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76 self.place_image_menu = None
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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):
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87 self.state.draw(surface, None)
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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)
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95
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96 def _make_dict(self):
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97 d = {}
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98 for col, rect in self.rects:
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99 d.setdefault(col, [])
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100 d[col].append(rect)
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101 return d
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102
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103 def print_objs(self):
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104 d = self._make_dict()
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105 for (num, col) in enumerate(d):
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106 print 'Rect %d : ' % num
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107 for r in d[col]:
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108 print ' (%d, %d, %d, %d),' % (r.x, r.y, r.w, r.h)
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109 print
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110
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111 def image_load(self):
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112 image_path= '%s/Resources/images/%s' % (script_path, self.state.current_scene.FOLDER)
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113 imagename = request_old_filename(directory=image_path)
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114 try:
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115 self.current_image = pygame.image.load(imagename)
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116 self.place_image_menu.enabled = True
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117 except pygame.error, e:
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118 print 'Unable to load image %s' % e
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119
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120 def image_mode(self):
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121 self.mode = 'image'
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122 self.start_pos = None
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123 self.end_pos = None
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124
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125 def mouse_down(self, e):
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126 if self.mode == 'del':
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127 pos = e.pos
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128 cand = None
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129 for (col, rect) in self.rects:
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130 if rect.collidepoint(pos):
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131 cand = (col, rect)
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132 break
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133 if cand:
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134 self.rects.remove(cand)
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135 self.invalidate()
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136 elif self.mode == 'draw':
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137 self.start_pos = e.pos
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138 self.end_pos = e.pos
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139
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140 def mouse_up(self, e):
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141 if self.mode == 'draw':
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142 rect = pygame.rect.Rect(self.start_pos[0], self.start_pos[1],
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143 self.end_pos[0] - self.start_pos[0],
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144 self.end_pos[1] - self.start_pos[1])
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145 rect.normalize()
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146 self.rects.append((self.rect_color, rect))
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147 self.start_pos = self.end_pos = None
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148
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149 def mouse_drag(self, e):
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150 if self.mode == 'draw':
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151 self.end_pos = e.pos
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152 self.invalidate()
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153
197
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154 def make_button(text, action, ypos):
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parents: 196
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155 button = Button(text, action=action)
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parents: 196
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156 button.align = 'l'
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parents: 196
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157 button.rect = pygame.rect.Rect(0, 0, 200, 40)
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parents: 196
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158 button.rect.move_ip(805, ypos)
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parents: 196
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159 return button
162
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160
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161 if __name__ == "__main__":
165
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162 # FIXME: should load an actual scene with current things, not just a
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163 # background image
174
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parents: 165
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164 if len(sys.argv) < 2:
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165 print 'Please provide a scene name'
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parents: 165
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166 sys.exit(0)
162
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167 pygame.display.init()
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168 pygame.font.init()
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169 display = pygame.display.set_mode((1000, 600))
196
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parents: 181
diff changeset
170 state = initial_state()
174
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parents: 165
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171 try:
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172 state.set_current_scene(sys.argv[1])
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173 state.do_check = None
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parents: 165
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174 except KeyError:
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175 print 'Invalid scene name'
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176 sys.exit(1)
162
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177 app = RootWidget(display)
174
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parents: 165
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178 image = AppImage(state)
162
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179 app.add(image)
197
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parents: 196
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180 draw = make_button('Draw Rect', image.draw_mode, 0)
162
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181 app.add(draw)
198
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diff changeset
182 load_image = make_button("Load image", image.image_load, 40)
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parents: 197
diff changeset
183 app.add(load_image)
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parents: 197
diff changeset
184 add_image = make_button("Place image", image.image_mode, 80)
199
4821c290286d Image loading
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parents: 198
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185 add_image.enabled = False
198
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parents: 197
diff changeset
186 app.add(add_image)
199
4821c290286d Image loading
Neil Muller <neil@dip.sun.ac.za>
parents: 198
diff changeset
187 image.place_image_menu = add_image
198
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parents: 197
diff changeset
188 delete = make_button('Delete Objects', image.del_mode, 120)
162
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189 app.add(delete)
165
9b3bba5e65f3 add some features to rect helper. now vaguely useful
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parents: 162
diff changeset
190 palette = AppPalette(image)
198
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parents: 197
diff changeset
191 palette.rect.move_ip(810, 160)
165
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parents: 162
diff changeset
192 app.add(palette)
198
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parents: 197
diff changeset
193 print_rects = make_button("Print objects", image.print_objs, 320)
162
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parents:
diff changeset
194 app.add(print_rects)
197
640044d7ddda Tweak layout
Neil Muller <neil@dip.sun.ac.za>
parents: 196
diff changeset
195 quit_but = make_button("Quit", app.quit, 560)
162
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parents:
diff changeset
196 app.add(quit_but)
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197 app.run()