scss/mixins/_breakpoints.scss

9 // Name of the next breakpoint, or null for the last breakpoint.
11 //    >> breakpoint-next(sm)
13 //    >> breakpoint-next(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
15 //    >> breakpoint-next(sm, $breakpoint-names: (xs sm md lg xl))
17 @function breakpoint-next($name, $breakpoints: $grid-breakpoints, $breakpoint-names: map-keys($brea…
18   $n: index($breakpoint-names, $name);
19   @return if($n != null and $n < length($breakpoint-names), nth($breakpoint-names, $n + 1), null);
22 // Minimum breakpoint width. Null for the smallest (first) breakpoint.
24 //    >> breakpoint-min(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
26 @function breakpoint-min($name, $breakpoints: $grid-breakpoints) {
31 // Maximum breakpoint width. Null for the largest (last) breakpoint.
38 //    >> breakpoint-max(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
40 @function breakpoint-max($name, $breakpoints: $grid-breakpoints) {
41   $next: breakpoint-next($name, $breakpoints);
42   @return if($next, breakpoint-min($next, $breakpoints) - .02, null);
45 // Returns a blank string if smallest breakpoint, otherwise returns the name with a dash in front.
48 //    >> breakpoint-infix(xs, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
50 //    >> breakpoint-infix(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
52 @function breakpoint-infix($name, $breakpoints: $grid-breakpoints) {
53   @return if(breakpoint-min($name, $breakpoints) == null, "", "-#{$name}");
56 // Media of at least the minimum breakpoint width. No query for the smallest breakpoint.
57 // Makes the @content apply to the given breakpoint and wider.
58 @mixin media-breakpoint-up($name, $breakpoints: $grid-breakpoints) {
59   $min: breakpoint-min($name, $breakpoints);
69 // Media of at most the maximum breakpoint width. No query for the largest breakpoint.
70 // Makes the @content apply to the given breakpoint and narrower.
71 @mixin media-breakpoint-down($name, $breakpoints: $grid-breakpoints) {
72   $max: breakpoint-max($name, $breakpoints);
82 // Media that spans multiple breakpoint widths.
84 @mixin media-breakpoint-between($lower, $upper, $breakpoints: $grid-breakpoints) {
85   $min: breakpoint-min($lower, $breakpoints);
86   $max: breakpoint-max($upper, $breakpoints);
93     @include media-breakpoint-up($lower, $breakpoints) {
97     @include media-breakpoint-down($upper, $breakpoints) {
103 // Media between the breakpoint's minimum and maximum widths.
104 // No minimum for the smallest breakpoint, and no maximum for the largest one.
105 // Makes the @content apply only to the given breakpoint, not viewports any wider or narrower.
106 @mixin media-breakpoint-only($name, $breakpoints: $grid-breakpoints) {
107   $min: breakpoint-min($name, $breakpoints);
108   $max: breakpoint-max($name, $breakpoints);
115     @include media-breakpoint-up($name, $breakpoints) {
119     @include media-breakpoint-down($name, $breakpoints) {