35 lines
990 B
Sass
35 lines
990 B
Sass
|
@function powerNumber($number, $exp)
|
||
|
|
$value: 1
|
||
|
|
@if $exp > 0
|
||
|
|
@for $i from 1 through $exp
|
||
|
|
$value: $value * $number
|
||
|
|
@else if $exp < 0
|
||
|
|
@for $i from 1 through -$exp
|
||
|
|
$value: $value / $number
|
||
|
|
@return $value
|
||
|
|
|
||
|
|
@function colorLuminance($color)
|
||
|
|
$color-rgb: ('red': red($color),'green': green($color),'blue': blue($color))
|
||
|
|
@each $name, $value in $color-rgb
|
||
|
|
$adjusted: 0
|
||
|
|
$value: $value / 255
|
||
|
|
@if $value < 0.03928
|
||
|
|
$value: $value / 12.92
|
||
|
|
@else
|
||
|
|
$value: ($value + .055) / 1.055
|
||
|
|
$value: powerNumber($value, 2)
|
||
|
|
$color-rgb: map-merge($color-rgb, ($name: $value))
|
||
|
|
@return (map-get($color-rgb, 'red') * .2126) + (map-get($color-rgb, 'green') * .7152) + (map-get($color-rgb, 'blue') * .0722)
|
||
|
|
|
||
|
|
@function closestEvenNumber($number)
|
||
|
|
@if ($number % 2 == 0px)
|
||
|
|
@return $number
|
||
|
|
@else
|
||
|
|
@return ($number + 1px)
|
||
|
|
|
||
|
|
@function findColorInvert($color)
|
||
|
|
@if (colorLuminance($color) > 0.8)
|
||
|
|
@return rgba($black, 0.5)
|
||
|
|
@else
|
||
|
|
@return white
|