// Checks if a number is even @function is-even($int) {
@if $int%2 == 0 { @return true; } @return false;
}
// Checks if an element belongs to a list @function belongs-to($tested-item, $list) {
@each $item in $list { @if $item == $tested-item { @return true; } } @return false;
}
// Contains display value @function contains-display-value($query) {
@if belongs-to(table, $query) or belongs-to(block, $query) or belongs-to(inline-block, $query) or belongs-to(inline, $query) { @return true; } @return false;
}
// Parses the first argument of span-columns() @function container-span($span: $span) {
@if length($span) == 3 { $container-columns: nth($span, 3); @return $container-columns; } @else if length($span) == 2 { $container-columns: nth($span, 2); @return $container-columns; } @else { @return $grid-columns; }
}
@function container-shift($shift: $shift) {
$parent-columns: $grid-columns !global !default; @if length($shift) == 3 { $container-columns: nth($shift, 3); @return $container-columns; } @else if length($shift) == 2 { $container-columns: nth($shift, 2); @return $container-columns; } @else { @return $parent-columns; }
}
// Generates a striped background @function gradient-stops($grid-columns, $color: $visual-grid-color) {
$transparent: rgba(0,0,0,0); $column-width: flex-grid(1, $grid-columns); $gutter-width: flex-gutter($grid-columns); $column-offset: $column-width; $values: ($transparent 0, $color 0); @for $i from 1 to $grid-columns*2 { @if is-even($i) { $values: append($values, $transparent $column-offset, comma); $values: append($values, $color $column-offset, comma); $column-offset: $column-offset + $column-width; } @else { $values: append($values, $color $column-offset, comma); $values: append($values, $transparent $column-offset, comma); $column-offset: $column-offset + $gutter-width; } } @return $values;
}
// Layout direction @function get-direction($layout, $default) {
$direction: nil; @if $layout == LTR or $layout == RTL { $direction: direction-from-layout($layout); } @else { $direction: direction-from-layout($default); } @return $direction;
}
@function direction-from-layout($layout) {
$direction: nil; @if $layout == LTR { $direction: right; } @else { $direction: left; } @return $direction;
}
@function get-opposite-direction($direction) {
$opposite-direction: left; @if $direction == left { $opposite-direction: right; } @return $opposite-direction;
}