[checkmk-commits] New function for random palette color

Module: check_mk Branch: master Commit: 339c4ff53d6efea388f0f485d67a5ff8cdaedfb8 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=339c4ff53d6efe… Author: Mathias Kettner <mk(a)mathias-kettner.de> Date: Thu Jan 28 14:43:20 2016 +0100 New function for random palette color --- web/htdocs/metrics.py | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/web/htdocs/metrics.py b/web/htdocs/metrics.py index 585ce68..ec860db 100644 --- a/web/htdocs/metrics.py +++ b/web/htdocs/metrics.py @@ -34,7 +34,7 @@ # unit: The definition-dict of a unit like in unit_info # graph_template: Template for a graph. Essentially a dict with the key "metrics" -import math, time, colorsys, shlex, operator +import math, time, colorsys, shlex, operator, random import config, defaults, pagetypes, table from lib import * from valuespec import * @@ -200,6 +200,17 @@ def get_palette_color_by_index(i, shading='a'): return "%s/%s" % (color_key, shading) +def get_next_random_palette_color(): + keys = cmk_color_palette.keys() + if html.is_cached("random_color_index"): + last_index = html.get_cached("random_color_index") + else: + last_index = random.randint(0, len(keys)) + index = (last_index + 1) % len(keys) + html.set_cache("random_color_index", index) + return parse_color_into_hexrgb("%s/a" % keys[index]) + + # 23/c -> #ff8040 # #ff8040 -> #ff8040 def parse_color_into_hexrgb(color_string):