Mercurial > public > src > rhodecode
diff pylons_app/lib/helpers.py @ 476:0d4fceb91c9c
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 |
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--- a/pylons_app/lib/helpers.py Sun Aug 29 00:11:28 2010 +0200 +++ b/pylons_app/lib/helpers.py Sun Aug 29 21:56:56 2010 +0200 @@ -24,7 +24,6 @@ convert_misc_entities, lchop, plural, rchop, remove_formatting, \ replace_whitespace, urlify, truncate, wrap_paragraphs - #Custom helpers here :) class _Link(object): ''' @@ -229,17 +228,31 @@ @param filenode: """ - color_dict = g.changeset_annotation_colors + color_dict = {} def gen_color(): - import random - return [str(random.randrange(10, 235)) for _ in xrange(3)] + """generator for getting 10k of evenly distibuted colors using hsv color + and golden ratio. + """ + import colorsys + n = 10000 + golden_ratio = 0.618033988749895 + h = 0.22717784590367374 + #generate 10k nice web friendly colors in the same order + for c in xrange(n): + h +=golden_ratio + h %= 1 + HSV_tuple = [h, 0.95, 0.95] + RGB_tuple = colorsys.hsv_to_rgb(*HSV_tuple) + yield map(lambda x:str(int(x*256)),RGB_tuple) + + cgenerator = gen_color() + def get_color_string(cs): if color_dict.has_key(cs): col = color_dict[cs] else: - color_dict[cs] = gen_color() - col = color_dict[cs] - return "color: rgb(%s) ! important;" % (', '.join(col)) + col = color_dict[cs] = cgenerator.next() + return "color: rgb(%s)! important;" % (', '.join(col)) def url_func(changeset): tooltip_html = "<div style='font-size:0.8em'><b>Author:</b>"+\ @@ -248,7 +261,7 @@ tooltip_html = tooltip_html % (changeset.author, changeset.date, tooltip(changeset.message)) - lnk_format = 'r%s:%s' % (changeset.revision, + lnk_format = 'r%-5s:%s' % (changeset.revision, changeset.raw_id) uri = link_to( lnk_format,