ESPTerm - ESP8266 terminal emulator. Branches: [master] patches, [work] next release
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espterm-firmware/html_orig/sass/lib/neat/functions/_private.scss

114 lines
2.7 KiB

// Not function for Libsass compatibility
// https://github.com/sass/libsass/issues/368
@function is-not($value) {
@return if($value, false, true);
}
// Checks if a number is even
@function is-even($int) {
@return $int % 2 == 0;
}
// Checks if an element belongs to a list or not
@function belongs-to($tested-item, $list) {
@return is-not(not-belongs-to($tested-item, $list));
}
@function not-belongs-to($tested-item, $list) {
@return is-not(index($list, $tested-item));
}
// Contains display value
@function contains-display-value($query) {
@return belongs-to(table, $query)
or belongs-to(block, $query)
or belongs-to(inline-block, $query)
or belongs-to(inline, $query);
}
// Parses the first argument of span-columns()
@function container-span($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;
}
@return $grid-columns;
}
@function container-shift($shift: $shift) {
$parent-columns: $grid-columns !default !global;
@if length($shift) == 3 {
$container-columns: nth($shift, 3);
@return $container-columns;
} @else if length($shift) == 2 {
$container-columns: nth($shift, 2);
@return $container-columns;
}
@return $parent-columns;
}
// Generates a striped background
@function gradient-stops($grid-columns, $color: $visual-grid-color) {
$transparent: transparent;
$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) {
$direction: null;
@if to-upper-case($layout) == "LTR" or to-upper-case($layout) == "RTL" {
$direction: direction-from-layout($layout);
} @else {
$direction: direction-from-layout($default);
}
@return $direction;
}
@function direction-from-layout($layout) {
$direction: null;
@if to-upper-case($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;
}