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// Vendor Prefixes
//
// All vendor mixins are deprecated as of v3.2.0 due to the introduction of
// Autoprefixer in our Gruntfile. They will be removed in v4.
// - Animations
// - Backface visibility
// - Box shadow
// - Box sizing
// - Content columns
// - Hyphens
// - Placeholder text
// - Transformations
// - Transitions
// - User Select
// - cursor grab
// Animations
@mixin animation($animation) {
-webkit-animation: $animation;
-o-animation: $animation;
animation: $animation;
}
@mixin animation-name($name) {
-webkit-animation-name: $name;
animation-name: $name;
}
@mixin animation-duration($duration) {
-webkit-animation-duration: $duration;
animation-duration: $duration;
}
@mixin animation-timing-function($timing-function) {
-webkit-animation-timing-function: $timing-function;
animation-timing-function: $timing-function;
}
@mixin animation-delay($delay) {
-webkit-animation-delay: $delay;
animation-delay: $delay;
}
@mixin animation-iteration-count($iteration-count) {
-webkit-animation-iteration-count: $iteration-count;
animation-iteration-count: $iteration-count;
}
@mixin animation-direction($direction) {
-webkit-animation-direction: $direction;
animation-direction: $direction;
}
@mixin animation-fill-mode($fill-mode) {
-webkit-animation-fill-mode: $fill-mode;
animation-fill-mode: $fill-mode;
}
@mixin keyframes($name) {
@-webkit-keyframes #{$name} {
@content;
}
@-moz-keyframes #{$name} {
@content;
}
@-ms-keyframes #{$name} {
@content;
}
@keyframes #{$name} {
@content;
}
}
// Backface visibility
// Prevent browsers from flickering when using CSS 3D transforms.
// Default value is `visible`, but can be changed to `hidden`
@mixin backface-visibility($visibility) {
-webkit-backface-visibility: $visibility;
-moz-backface-visibility: $visibility;
backface-visibility: $visibility;
}
// Drop shadows
//
// Note: Deprecated `.box-shadow()` as of v3.1.0 since all of Bootstrap's
// supported browsers that have box shadow capabilities now support it.
@mixin box-shadow($shadow...) {
-webkit-box-shadow: $shadow; // iOS <4.3 & Android <4.1
box-shadow: $shadow;
}
// Box sizing
@mixin box-sizing($boxmodel) {
-webkit-box-sizing: $boxmodel;
-moz-box-sizing: $boxmodel;
box-sizing: $boxmodel;
}
// CSS3 Content Columns
@mixin content-columns($column-count, $column-gap: $grid-gutter-width) {
-webkit-column-count: $column-count;
-moz-column-count: $column-count;
column-count: $column-count;
-webkit-column-gap: $column-gap;
-moz-column-gap: $column-gap;
column-gap: $column-gap;
}
// Optional hyphenation
@mixin hyphens($mode: auto) {
word-wrap: break-word;
-webkit-hyphens: $mode;
-moz-hyphens: $mode;
-ms-hyphens: $mode; // IE10+
-o-hyphens: $mode;
hyphens: $mode;
}
// Placeholder text
@mixin placeholder($color: $input-color-placeholder) {
// Firefox
&::-moz-placeholder {
color: $color;
opacity: 1; // Override Firefox's unusual default opacity; see https://github.com/twbs/bootstrap/pull/11526
}
&:-ms-input-placeholder {
color: $color;
} // Internet Explorer 10+
&::-webkit-input-placeholder {
color: $color;
} // Safari and Chrome
}
// Transformations
@mixin scale($ratio...) {
-webkit-transform: scale($ratio);
-ms-transform: scale($ratio); // IE9 only
-o-transform: scale($ratio);
transform: scale($ratio);
}
@mixin scaleX($ratio) {
-webkit-transform: scaleX($ratio);
-ms-transform: scaleX($ratio); // IE9 only
-o-transform: scaleX($ratio);
transform: scaleX($ratio);
}
@mixin scaleY($ratio) {
-webkit-transform: scaleY($ratio);
-ms-transform: scaleY($ratio); // IE9 only
-o-transform: scaleY($ratio);
transform: scaleY($ratio);
}
@mixin skew($x, $y) {
-webkit-transform: skewX($x) skewY($y);
-ms-transform: skewX($x) skewY($y); // See https://github.com/twbs/bootstrap/issues/4885; IE9+
-o-transform: skewX($x) skewY($y);
transform: skewX($x) skewY($y);
}
@mixin translate($x, $y) {
-webkit-transform: translate($x, $y);
-ms-transform: translate($x, $y); // IE9 only
-o-transform: translate($x, $y);
transform: translate($x, $y);
}
@mixin translate3d($x, $y, $z) {
-webkit-transform: translate3d($x, $y, $z);
transform: translate3d($x, $y, $z);
}
@mixin scale3d($x, $y, $z) {
-webkit-transform: scale3d($x, $y, $z);
transform: scale3d($x, $y, $z);
}
@mixin rotate($degrees) {
-webkit-transform: rotate($degrees);
-ms-transform: rotate($degrees); // IE9 only
-o-transform: rotate($degrees);
transform: rotate($degrees);
}
@mixin rotateX($degrees) {
-webkit-transform: rotateX($degrees);
-ms-transform: rotateX($degrees); // IE9 only
-o-transform: rotateX($degrees);
transform: rotateX($degrees);
}
@mixin rotateY($degrees) {
-webkit-transform: rotateY($degrees);
-ms-transform: rotateY($degrees); // IE9 only
-o-transform: rotateY($degrees);
transform: rotateY($degrees);
}
@mixin perspective($perspective) {
-webkit-perspective: $perspective;
-moz-perspective: $perspective;
perspective: $perspective;
}
@mixin perspective-origin($perspective) {
-webkit-perspective-origin: $perspective;
-moz-perspective-origin: $perspective;
perspective-origin: $perspective;
}
@mixin transform-origin($origin) {
-webkit-transform-origin: $origin;
-moz-transform-origin: $origin;
-ms-transform-origin: $origin; // IE9 only
transform-origin: $origin;
}
@mixin transform($transforms) {
-moz-transform: $transforms;
-o-transform: $transforms;
-ms-transform: $transforms;
-webkit-transform: $transforms;
transform: $transforms;
}
// Transitions
@mixin transition($transition...) {
-webkit-transition: $transition;
-o-transition: $transition;
transition: $transition;
}
@mixin transition-property($transition-property...) {
-webkit-transition-property: $transition-property;
transition-property: $transition-property;
}
@mixin transition-delay($transition-delay) {
-webkit-transition-delay: $transition-delay;
transition-delay: $transition-delay;
}
@mixin transition-duration($transition-duration...) {
-webkit-transition-duration: $transition-duration;
transition-duration: $transition-duration;
}
@mixin transition-timing-function($timing-function) {
-webkit-transition-timing-function: $timing-function;
transition-timing-function: $timing-function;
}
@mixin transition-transform($transition...) {
-webkit-transition: -webkit-transform $transition;
-moz-transition: -moz-transform $transition;
-o-transition: -o-transform $transition;
transition: transform $transition;
}
// transition custom
@function prefix($property, $prefixes: webkit moz o ms) {
$vendor-prefixed-properties: transform background-clip background-size;
$result: ();
@each $prefix in $prefixes {
@if index($vendor-prefixed-properties, $property) {
$property: -#{$prefix}-#{$property};
}
$result: append($result, $property);
}
@return $result;
}
@function trans-prefix($transition, $prefix: moz) {
$prefixed: ();
@each $trans in $transition {
$prop-name: nth($trans, 1);
$vendor-prop-name: prefix($prop-name, $prefix);
$prop-vals: nth($trans, 2);
$prefixed: append($prefixed, $vendor-prop-name $prop-vals, comma);
}
@return $prefixed;
}
@mixin transitionCustom($values...) {
$transitions: ();
@each $declaration in $values {
$prop: nth($declaration, 1);
$prop-opts: ();
$length: length($declaration);
@for $i from 2 through $length {
$prop-opts: append($prop-opts, nth($declaration, $i));
}
$trans: $prop, $prop-opts;
$transitions: append($transitions, $trans, comma);
}
-webkit-transition: trans-prefix($transitions, webkit);
-moz-transition: trans-prefix($transitions, moz);
-o-transition: trans-prefix($transitions, o);
transition: $values;
}
// User select
// For selecting text on the page
@mixin user-select($select) {
-webkit-user-select: $select;
-moz-user-select: $select;
-ms-user-select: $select; // IE10+
user-select: $select;
}
// mouse grab
@mixin grab-cursor {
cursor: -webkit-grab;
cursor: -moz-grab;
cursor: -o-grab;
cursor: -ms-grab;
cursor: grab;
}
@mixin grabbing-cursor {
cursor: move;
cursor: -webkit-grabbing;
cursor: -moz-grabbing;
cursor: -o-grabbing;
cursor: -ms-grabbing;
cursor: grabbing;
}