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115 lines
2.7 KiB
115 lines
2.7 KiB
7 years ago
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// Not function for Libsass compatibility
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// https://github.com/sass/libsass/issues/368
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@function is-not($value) {
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@return if($value, false, true);
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}
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// Checks if a number is even
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@function is-even($int) {
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@return $int % 2 == 0;
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}
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// Checks if an element belongs to a list or not
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@function belongs-to($tested-item, $list) {
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@return is-not(not-belongs-to($tested-item, $list));
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}
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@function not-belongs-to($tested-item, $list) {
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@return is-not(index($list, $tested-item));
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}
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// Contains display value
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@function contains-display-value($query) {
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@return belongs-to(table, $query)
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or belongs-to(block, $query)
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or belongs-to(inline-block, $query)
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or belongs-to(inline, $query);
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}
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// Parses the first argument of span-columns()
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@function container-span($span: $span) {
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@if length($span) == 3 {
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$container-columns: nth($span, 3);
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@return $container-columns;
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} @else if length($span) == 2 {
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$container-columns: nth($span, 2);
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@return $container-columns;
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}
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@return $grid-columns;
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}
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@function container-shift($shift: $shift) {
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$parent-columns: $grid-columns !default !global;
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@if length($shift) == 3 {
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$container-columns: nth($shift, 3);
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@return $container-columns;
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} @else if length($shift) == 2 {
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$container-columns: nth($shift, 2);
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@return $container-columns;
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}
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@return $parent-columns;
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}
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// Generates a striped background
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@function gradient-stops($grid-columns, $color: $visual-grid-color) {
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$transparent: transparent;
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$column-width: flex-grid(1, $grid-columns);
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$gutter-width: flex-gutter($grid-columns);
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$column-offset: $column-width;
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$values: ($transparent 0, $color 0);
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@for $i from 1 to $grid-columns*2 {
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@if is-even($i) {
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$values: append($values, $transparent $column-offset, comma);
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$values: append($values, $color $column-offset, comma);
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$column-offset: $column-offset + $column-width;
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} @else {
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$values: append($values, $color $column-offset, comma);
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$values: append($values, $transparent $column-offset, comma);
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$column-offset: $column-offset + $gutter-width;
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}
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}
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@return $values;
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}
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// Layout direction
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@function get-direction($layout, $default) {
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$direction: null;
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@if to-upper-case($layout) == "LTR" or to-upper-case($layout) == "RTL" {
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$direction: direction-from-layout($layout);
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} @else {
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$direction: direction-from-layout($default);
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}
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@return $direction;
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}
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@function direction-from-layout($layout) {
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$direction: null;
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@if to-upper-case($layout) == "LTR" {
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$direction: right;
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} @else {
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$direction: left;
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}
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@return $direction;
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}
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@function get-opposite-direction($direction) {
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$opposite-direction: left;
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@if $direction == "left" {
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$opposite-direction: right;
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}
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@return $opposite-direction;
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}
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