// Vendor Prefixes
//
// All vendor mixins are deprecated as of v3.2.0 due to the introduction of
// Autoprefixer in our Gruntfile. They have been removed in v4.

// - Animations
// - Backface visibility
// - Box shadow
// - Box sizing
// - Content columns
// - Hyphens
// - Placeholder text
// - Transformations
// - Transitions
// - User Select

// 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;
}

// 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 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;
}

// 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;
}

// 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;
}