/usr/share/tdiary/misc/plugin/gradation.rb is in tdiary-plugin 3.2.2-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | # -*- coding: utf-8 -*-
# gradation.rb
#
# gradation.rb: 文字列をグラデーション表示
# パラメタ:
# str: 文字列
# first_color: グラデーション開始色(16進 6桁指定)
# last_color: グラデーション終了色(16進 6桁指定)
#
# Copyright (c) 2002 TADA Tadashi <sho@spc.gr.jp>
# You can distribute this file under the GPL2.
#
def gradation( str, first_color, last_color )
ary = str.split( //u )
len = ary.length - 1
result = ""
r = first_color[0..1].hex.to_f
g = first_color[2..3].hex.to_f
b = first_color[4..5].hex.to_f
rd = ((last_color[0..1].hex - r)/len)
gd = ((last_color[2..3].hex - g)/len)
bd = ((last_color[4..5].hex - b)/len)
ary.each do |x|
c = sprintf( '%02x%02x%02x', r, g, b )
result << %Q[<span style="color: ##{c}">#{h x}</span>]
r += rd
g += gd
b += bd
end
result
end
# Local Variables:
# mode: ruby
# indent-tabs-mode: t
# tab-width: 3
# ruby-indent-level: 3
# End:
|