// 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

// Animations
@mixin animation($str) {
  -webkit-animation: #{$str};
  -moz-animation: #{$str};
  -ms-animation: #{$str};
  -o-animation: #{$str};
  animation: #{$str};
}
@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;
  -o-animation-delay: $delay;
  -moz-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) {
  -webkit-animation-fill-mode: $fill;

  /* Chrome 16+, Safari 4+ */
  -moz-animation-fill-mode: $fill;

  /* FF 5+ */
  -o-animation-fill-mode: $fill;

  /* Not implemented yet */
  // -ms-animation-fill-mode: $fill;

  /* IE 10+ */
  animation-fill-mode: $fill;
}

// 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($string...) {
  -webkit-box-shadow: $string;
  -moz-box-shadow: $string;
  box-shadow: $string;
}

@mixin box-shadow-themes($string) {
  @each $theme, $map in $themes {
    .#{$theme} & {
      $shadow: map-get($map, $string);

      -webkit-box-shadow: $shadow;
      -moz-box-shadow: $shadow;
      box-shadow: $shadow;
    }
  }
}

// Box sizing
@mixin box-sizing($type: border-box) {
  -webkit-box-sizing: $type;
  -moz-box-sizing: $type;
  box-sizing: $type;
}

// 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) {
  -webkit-hyphens: $mode;
  -moz-hyphens: $mode;
  -ms-hyphens: $mode; // IE10+
  -o-hyphens: $mode;
  hyphens: $mode;
  word-wrap: break-word;
}

// Placeholder text
@mixin placeholder($color-variable: input-color-placeholder) {
  @each $theme, $map in $themes {
    .#{$theme} & {
      $color: map-get($map, $color-variable);

      // 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 transform($string) {
  transform: $string;
  -webkit-transform: $string;
  -moz-transform: $string;
  -ms-transform: $string;
  -o-transform: $string;
}
@mixin scale($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($deg, $deg2) {
  -webkit-transform: skew($deg, $deg2);
  -moz-transform: skew($deg, $deg2);
  -ms-transform: skew($deg, $deg2);
  -o-transform: skew($deg, $deg2);
}
@mixin translate($x, $y: 0) {
  -webkit-transform: translate($x, $y);
  -moz-transform: translate($x, $y);
  -ms-transform: translate($x, $y);
  -o-transform: translate($x, $y);
}
@mixin translate3d($x, $y: 0, $z: 0) {
  -webkit-transform: translate3d($x, $y, $z);
  -moz-transform: translate3d($x, $y, $z);
  -ms-transform: translate3d($x, $y, $z);
  -o-transform: translate3d($x, $y, $z);
}
@mixin rotate($deg) {
  -webkit-transform: rotate($deg);
  -moz-transform: rotate($deg);
  -ms-transform: rotate($deg);
  -o-transform: rotate($deg);
  transform: rotate($deg);
}
@mixin rotateX($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($degrees);
}
@mixin perspective($value: 1000) {
  -webkit-perspective: $value;
  -moz-perspective: $value;
  -ms-perspective: $value;
  perspective: $value;
}
@mixin perspective-origin($perspective) {
  -webkit-perspective-origin: $perspective;
  -moz-perspective-origin: $perspective;
  perspective-origin: $perspective;
}
@mixin transform-origin($x: center, $y: center) {
  -webkit-transform-origin: $x $y;
  -moz-transform-origin: $x $y;
  -ms-transform-origin: $x $y;
  -o-transform-origin: $x $y;
}

// Transitions

@mixin transition($transition...) {
  -webkit-transition: $transition;
  -moz-transition: $transition;
  -ms-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) {
  -moz-transition-delay: $transition-delay;
  -o-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;
}