Semantic-Org/Semantic-UI

/*!
 * # Semantic UI - Loader
 * http://github.com/semantic-org/semantic-ui/
 *
 *
 * Released under the MIT license
 * http://opensource.org/licenses/MIT
 *
 */
/*******************************
            Theme
*******************************/

@type    : 'element';
@element : 'loader';

@import (multiple) '../../theme.config';

/*******************************
            Loader
*******************************/


/* Standard Size */
.ui.loader {
  display: none;
  position: absolute;
  top: @loaderTopOffset;
  left: @loaderLeftOffset;
  margin: 0px;
  text-align: center;
  z-index: 1000;
  transform: translateX(-50%) translateY(-50%);
}

/* Static Shape */
.ui.loader:before {
  position: absolute;
  content: '';
  top: 0%;
  left: 50%;
  width: 100%;
  height: 100%;

  border-radius: @circularRadius;
  border: @loaderLineWidth solid @loaderFillColor;
}

/* Active Shape */
.ui.loader:after {
  position: absolute;
  content: '';
  top: 0%;
  left: 50%;
  width: 100%;
  height: 100%;

  animation: loader @loaderSpeed linear;
  animation-iteration-count: infinite;

  border-radius: @circularRadius;

  border-color: @shapeBorderColor;
  border-style: solid;
  border-width: @loaderLineWidth;

  box-shadow: 0px 0px 0px 1px transparent;
}

/* Active Animation */
@keyframes loader {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Sizes */
.ui.mini.loader:before,
.ui.mini.loader:after {
  width: @mini;
  height: @mini;
  margin: @miniOffset;
}
.ui.tiny.loader:before,
.ui.tiny.loader:after {
  width: @tiny;
  height: @tiny;
  margin: @tinyOffset;
}
.ui.small.loader:before,
.ui.small.loader:after {
  width: @small;
  height: @small;
  margin: @smallOffset;
}
.ui.loader:before,
.ui.loader:after {
  width: @medium;
  height: @medium;
  margin: @mediumOffset;
}
.ui.large.loader:before,
.ui.large.loader:after {
  width: @large;
  height: @large;
  margin: @largeOffset;
}
.ui.big.loader:before,
.ui.big.loader:after {
  width: @big;
  height: @big;
  margin: @bigOffset;
}
.ui.huge.loader:before,
.ui.huge.loader:after {
  width: @huge;
  height: @huge;
  margin: @hugeOffset;
}
.ui.massive.loader:before,
.ui.massive.loader:after {
  width: @massive;
  height: @massive;
  margin: @massiveOffset;
}

/*-------------------
      Coupling
--------------------*/

/* Show inside active dimmer */
.ui.dimmer .loader {
  display: block;
}

/* Black Dimmer */
.ui.dimmer .ui.loader {
  color: @invertedLoaderTextColor;
}
.ui.dimmer .ui.loader:before {
  border-color: @invertedLoaderFillColor;
}
.ui.dimmer .ui.loader:after {
  border-color: @invertedShapeBorderColor;
}

/* White Dimmer (Inverted) */
.ui.inverted.dimmer .ui.loader {
  color: @loaderTextColor;
}
.ui.inverted.dimmer .ui.loader:before {
  border-color: @loaderFillColor;
}
.ui.inverted.dimmer .ui.loader:after {
  border-color: @shapeBorderColor;
}

/*******************************
             Types
*******************************/

/*-------------------
        Text
--------------------*/

.ui.text.loader {
  width: auto !important;
  height: auto !important;
  text-align: center;
  font-style: normal;
}


/*******************************
            States
*******************************/

.ui.indeterminate.loader:after {
  animation-direction: @indeterminateDirection;
  animation-duration: @indeterminateSpeed;
}

.ui.loader.active,
.ui.loader.visible {
  display: block;
}
.ui.loader.disabled,
.ui.loader.hidden {
  display: none;
}

/*******************************
            Variations
*******************************/


/*-------------------
        Sizes
--------------------*/


/* Loader */
.ui.inverted.dimmer .ui.mini.loader,
.ui.mini.loader {
  width: @mini;
  height: @mini;
  font-size: @miniFontSize;
}
.ui.inverted.dimmer .ui.tiny.loader,
.ui.tiny.loader {
  width: @tiny;
  height: @tiny;
  font-size: @tinyFontSize;
}
.ui.inverted.dimmer .ui.small.loader,
.ui.small.loader {
  width: @small;
  height: @small;
  font-size: @smallFontSize;
}
.ui.inverted.dimmer .ui.loader,
.ui.loader {
  width: @medium;
  height: @medium;
  font-size: @mediumFontSize;
}
.ui.inverted.dimmer .ui.large.loader,
.ui.large.loader {
  width: @large;
  height: @large;
  font-size: @largeFontSize;
}
.ui.inverted.dimmer .ui.big.loader,
.ui.big.loader {
  width: @big;
  height: @big;
  font-size: @bigFontSize;
}
.ui.inverted.dimmer .ui.huge.loader,
.ui.huge.loader {
  width: @huge;
  height: @huge;
  font-size: @hugeFontSize;
}
.ui.inverted.dimmer .ui.massive.loader,
.ui.massive.loader {
  width: @massive;
  height: @massive;
  font-size: @massiveFontSize;
}

/* Text Loader */
.ui.mini.text.loader {
  min-width: @mini;
  padding-top: (@mini + @textDistance);
}
.ui.tiny.text.loader {
  min-width: @tiny;
  padding-top: (@tiny + @textDistance);
}
.ui.small.text.loader {
  min-width: @small;
  padding-top: (@small + @textDistance);
}
.ui.text.loader {
  min-width: @medium;
  padding-top: (@medium + @textDistance);
}
.ui.large.text.loader {
  min-width: @large;
  padding-top: (@large + @textDistance);
}
.ui.big.text.loader {
  min-width: @big;
  padding-top: (@big + @textDistance);
}
.ui.huge.text.loader {
  min-width: @huge;
  padding-top: (@huge + @textDistance);
}
.ui.massive.text.loader {
  min-width: @massive;
  padding-top: (@massive + @textDistance);
}


/*-------------------
       Inverted
--------------------*/

.ui.inverted.loader {
  color: @invertedLoaderTextColor
}
.ui.inverted.loader:before {
  border-color: @invertedLoaderFillColor;
}
.ui.inverted.loader:after {
  border-top-color: @invertedLoaderLineColor;
}

/*-------------------
       Inline
--------------------*/

.ui.inline.loader {
  position: relative;
  vertical-align: @inlineVerticalAlign;
  margin: @inlineMargin;
  left: 0em;
  top: 0em;
  transform: none;
}

.ui.inline.loader.active,
.ui.inline.loader.visible {
  display: inline-block;
}

/* Centered Inline */
.ui.centered.inline.loader.active,
.ui.centered.inline.loader.visible {
  display: block;
  margin-left: auto;
  margin-right: auto;
}


.loadUIOverrides();