// Framework grid generation

//

// Used only by Bootstrap to generate the correct number of grid classes given

// any value of `$grid-columns`.

// [converter] This is defined recursively in LESS, but Sass supports real loops

@mixin make-grid-columns($i: 1, $list: ".col-xs-#{$i}, .col-sm-#{$i}, .col-md-#{$i}, .col-lg-#{$i}") {

  @for $i from (1 + 1) through $grid-columns {

    $list: "#{$list}, .col-xs-#{$i}, .col-sm-#{$i}, .col-md-#{$i}, .col-lg-#{$i}";

  }

  #{$list} {

    position: relative;

    // Prevent columns from collapsing when empty

    min-height: 1px;

    // Inner gutter via padding

    padding-left:  ceil(($grid-gutter-width / 2));

    padding-right: floor(($grid-gutter-width / 2));

  }

}

// [converter] This is defined recursively in LESS, but Sass supports real loops

@mixin float-grid-columns($class, $i: 1, $list: ".col-#{$class}-#{$i}") {

  @for $i from (1 + 1) through $grid-columns {

    $list: "#{$list}, .col-#{$class}-#{$i}";

  }

  #{$list} {

    float: left;

  }

}

@mixin calc-grid-column($index, $class, $type) {

  @if ($type == width) and ($index > 0) {

    .col-#{$class}-#{$index} {

      width: percentage(($index / $grid-columns));

    }

  }

  @if ($type == push) and ($index > 0) {

    .col-#{$class}-push-#{$index} {

      left: percentage(($index / $grid-columns));

    }

  }

  @if ($type == push) and ($index == 0) {

    .col-#{$class}-push-0 {

      left: auto;

    }

  }

  @if ($type == pull) and ($index > 0) {

    .col-#{$class}-pull-#{$index} {

      right: percentage(($index / $grid-columns));

    }

  }

  @if ($type == pull) and ($index == 0) {

    .col-#{$class}-pull-0 {

      right: auto;

    }

  }

  @if ($type == offset) {

    .col-#{$class}-offset-#{$index} {

      margin-left: percentage(($index / $grid-columns));

    }

  }

}

// [converter] This is defined recursively in LESS, but Sass supports real loops

@mixin loop-grid-columns($columns, $class, $type) {

  @for $i from 0 through $columns {

    @include calc-grid-column($i, $class, $type);

  }

}

// Create grid for specific class

@mixin make-grid($class) {

  @include float-grid-columns($class);

  @include loop-grid-columns($grid-columns, $class, width);

  @include loop-grid-columns($grid-columns, $class, pull);

  @include loop-grid-columns($grid-columns, $class, push);

  @include loop-grid-columns($grid-columns, $class, offset);

}