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comparison pylons_app/lib/helpers.py @ 438:0d4fceb91c9c

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fixes #24, added generator that generates equally distrybuted colors. Thus skipping creating one large coloring history.
author Marcin Kuzminski <marcin@python-works.com>
date Sun, 29 Aug 2010 21:56:56 +0200
parents dee0e7eb0370
children e5157e2a530e
comparison
equal deleted inserted replaced
437:930f8182a884 438:0d4fceb91c9c
21 from webhelpers.pylonslib import Flash as _Flash 21 from webhelpers.pylonslib import Flash as _Flash
22 from webhelpers.pylonslib.secure_form import secure_form 22 from webhelpers.pylonslib.secure_form import secure_form
23 from webhelpers.text import chop_at, collapse, convert_accented_entities, \ 23 from webhelpers.text import chop_at, collapse, convert_accented_entities, \
24 convert_misc_entities, lchop, plural, rchop, remove_formatting, \ 24 convert_misc_entities, lchop, plural, rchop, remove_formatting, \
25 replace_whitespace, urlify, truncate, wrap_paragraphs 25 replace_whitespace, urlify, truncate, wrap_paragraphs
26
27 26
28 #Custom helpers here :) 27 #Custom helpers here :)
29 class _Link(object): 28 class _Link(object):
30 ''' 29 '''
31 Make a url based on label and url with help of url_for 30 Make a url based on label and url with help of url_for
227 """ 226 """
228 pygmentize function for annotation 227 pygmentize function for annotation
229 @param filenode: 228 @param filenode:
230 """ 229 """
231 230
232 color_dict = g.changeset_annotation_colors 231 color_dict = {}
233 def gen_color(): 232 def gen_color():
234 import random 233 """generator for getting 10k of evenly distibuted colors using hsv color
235 return [str(random.randrange(10, 235)) for _ in xrange(3)] 234 and golden ratio.
235 """
236 import colorsys
237 n = 10000
238 golden_ratio = 0.618033988749895
239 h = 0.22717784590367374
240 #generate 10k nice web friendly colors in the same order
241 for c in xrange(n):
242 h +=golden_ratio
243 h %= 1
244 HSV_tuple = [h, 0.95, 0.95]
245 RGB_tuple = colorsys.hsv_to_rgb(*HSV_tuple)
246 yield map(lambda x:str(int(x*256)),RGB_tuple)
247
248 cgenerator = gen_color()
249
236 def get_color_string(cs): 250 def get_color_string(cs):
237 if color_dict.has_key(cs): 251 if color_dict.has_key(cs):
238 col = color_dict[cs] 252 col = color_dict[cs]
239 else: 253 else:
240 color_dict[cs] = gen_color() 254 col = color_dict[cs] = cgenerator.next()
241 col = color_dict[cs] 255 return "color: rgb(%s)! important;" % (', '.join(col))
242 return "color: rgb(%s) ! important;" % (', '.join(col))
243 256
244 def url_func(changeset): 257 def url_func(changeset):
245 tooltip_html = "<div style='font-size:0.8em'><b>Author:</b>"+\ 258 tooltip_html = "<div style='font-size:0.8em'><b>Author:</b>"+\
246 " %s<br/><b>Date:</b> %s</b><br/><b>Message:</b> %s<br/></div>" 259 " %s<br/><b>Date:</b> %s</b><br/><b>Message:</b> %s<br/></div>"
247 260
248 tooltip_html = tooltip_html % (changeset.author, 261 tooltip_html = tooltip_html % (changeset.author,
249 changeset.date, 262 changeset.date,
250 tooltip(changeset.message)) 263 tooltip(changeset.message))
251 lnk_format = 'r%s:%s' % (changeset.revision, 264 lnk_format = 'r%-5s:%s' % (changeset.revision,
252 changeset.raw_id) 265 changeset.raw_id)
253 uri = link_to( 266 uri = link_to(
254 lnk_format, 267 lnk_format,
255 url('changeset_home', repo_name=changeset.repository.name, 268 url('changeset_home', repo_name=changeset.repository.name,
256 revision=changeset.raw_id), 269 revision=changeset.raw_id),