mirror of
https://github.com/locomotivemtl/locomotive-boilerplate.git
synced 2026-01-15 00:55:08 +08:00
130 lines
3.4 KiB
SCSS
130 lines
3.4 KiB
SCSS
// ==========================================================================
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// Tools / Functions
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// ==========================================================================
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//
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// Converts the given pixel value to its EM quivalent.
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//
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// @param {Number} $size - The pixel value to convert.
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// @param {Number} $base [$font-size] - The assumed base font size.
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// @return {Number} Scalable pixel value in EMs.
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@function em($size, $base: $font-size) {
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@if (type-of($size) == number) {
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@if (unit($size) != "px") {
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@error "`#{$size}` needs to be a pixel value.";
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}
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} @else {
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@error "`#{$size}` needs to be a number.";
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}
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@if (type-of($base) == number) {
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@if (unit($base) != "px") {
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@error "`#{$base}` needs to be a pixel value.";
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}
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} @else {
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@error "`#{$base}` needs to be a number.";
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}
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@return ($size / $base) * 1em;
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}
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//
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// Converts the given pixel value to its REM quivalent.
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//
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// @param {Number} $size - The pixel value to convert.
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// @param {Number} $base [$font-size] - The assumed base font size.
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// @return {Number} Scalable pixel value in REMs.
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@function rem($size, $base: $font-size) {
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@if (type-of($size) == number) {
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@if (unit($size) != "px") {
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@error "`#{$size}` needs to be a pixel value.";
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}
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} @else {
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@error "`#{$size}` needs to be a number.";
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}
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@if (type-of($base) == number) {
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@if (unit($base) != "px") {
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@error "`#{$base}` needs to be a pixel value.";
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}
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} @else {
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@error "`#{$base}` needs to be a number.";
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}
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@return ($size / $base) * 1rem;
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}
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//
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// Converts a number to a percentage.
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//
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// @alias percentage()
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// @link http://sassdoc.com/annotations/#alias
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// @param {Number} $number - The value to convert.
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// @return {Number} A percentage.
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@function span($number) {
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@return percentage($number);
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}
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//
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// Checks if a list contains a value(s).
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//
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// @link https://github.com/thoughtbot/bourbon/blob/master/core/bourbon/validators/_contains.scss
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// @param {List} $list - The list to check against.
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// @param {List} $values - A single value or list of values to check for.
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// @return {Boolean}
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// @access private
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@function list-contains(
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$list,
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$values...
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) {
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@each $value in $values {
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@if type-of(index($list, $value)) != "number" {
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@return false;
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}
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}
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@return true;
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}
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//
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// Resolve whether a rule is important or not.
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//
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// @param {Boolean} $flag - Whether a rule is important (TRUE) or not (FALSE).
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// @return {String|Null} Returns `!important` or NULL.
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@function important($flag: false) {
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@if ($flag == true) {
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@return !important;
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} @elseif ($important == false) {
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@return null;
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} @else {
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@error "`#{$flag}` needs to be `true` or `false`.";
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}
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}
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//
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// Determine if the current context is for a WYSIWYG editor.
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//
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// @requires {String} $context - The global context of the stylesheet.
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// @return {Boolean} If the $context is set to "editor".
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@function is-editor() {
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@return ('editor' == $context);
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}
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//
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// Determine if the current context is for the front-end.
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//
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// @requires {String} $context - The global context of the stylesheet.
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// @return {Boolean} If the $context is set to "frontend".
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@function is-frontend() {
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@return ('frontend' == $context);
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}
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$context: 'frontend' !default;
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