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Added more function comments and renamed all instances of 'brighten' to 'lighten'

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This commit is contained in:
Nate Kane
2010-12-07 22:51:31 +10:00
parent 8d0c589f5c
commit 5666f56a6a
2 changed files with 27 additions and 17 deletions
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24
autoload/color_helper.vim
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@@ -4,9 +4,9 @@
"
" Regex pattern for a hex color.
"
" Examples:
" Example matches:
" - '#123ABC'
" - '#FFFFFF'
" - '#ffffff'
" - '#000000'
"
let s:hex_color_pattern = '#[0-9A-Fa-f]\{6\}'
@@ -40,6 +40,8 @@ function! color_helper#hex_to_dec(arg)
return (a:arg =~? '^0x') ? a:arg + 0 : ('0x'.a:arg) + 0
endfunction
"
" Converts a given hex color string into an rgb list (eg. [red, green, blue]).
"
" Example: color_helper#hex_color_to_rgb('#0088FF')
" Returns: [0, 136, 255]
@@ -57,6 +59,8 @@ function! color_helper#hex_color_to_rgb(hex_color)
return l:rgb
endfunction
"
" Converts a given rgb list (eg. [red, green, blue]) into a hex color string.
"
" Example: color_helper#rgb_color_to_hex([0, 136, 255])
" Returns: '#0088FF'
@@ -71,20 +75,26 @@ function! color_helper#rgb_color_to_hex(rgb_color)
endfunction
"
" Example: color_helper#hex_color_brighten('#000000', 0.10)
" Returns a ligtened color using the given color and the percent to lighten it
" by.
"
" Example: color_helper#hex_color_lighten('#000000', 0.10)
" Returns: '#191919'
"
function! color_helper#hex_color_brighten(color, percent)
function! color_helper#hex_color_lighten(color, percent)
let l:rgb = color_helper#hex_color_to_rgb(a:color)
let l:rgb_brightened = []
let l:rgb_lightened = []
for decimal in l:rgb
call add(l:rgb_brightened, float2nr(decimal * (a:percent + 1)))
call add(l:rgb_lightened, float2nr(decimal * (a:percent + 1)))
endfor
return color_helper#rgb_color_to_hex(l:rgb_brightened)
return color_helper#rgb_color_to_hex(l:rgb_lightened)
endfunction
"
" Returns a darkened color using the given color and the percent to darken it
" by.
"
" Example: color_helper#hex_color_darken('#FFFFFF', 0.10)
" Returns: '#E5E5E5'