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// html-grid.scss v1.0 | @ajlkn | MIT licensed */
// Mixins.
/// Initializes the current element as an HTML grid.
/// @param {mixed} $gutters Gutters (either a single number to set both column/row gutters, or a list to set them individually).
/// @param {mixed} $suffix Column class suffix (optional; either a single suffix or a list).
@mixin html-grid($gutters: 1.5em, $suffix: '') {
// Initialize.
$cols: 12;
$multipliers: 0, 0.25, 0.5, 1, 1.50, 2.00;
$unit: 100% / $cols;
// Suffixes.
$suffixes: null;
@if (type-of($suffix) == 'list') {
$suffixes: $suffix;
}
@else {
$suffixes: ($suffix);
}
// Gutters.
$guttersCols: null;
$guttersRows: null;
@if (type-of($gutters) == 'list') {
$guttersCols: nth($gutters, 1);
$guttersRows: nth($gutters, 2);
}
@else {
$guttersCols: $gutters;
$guttersRows: 0;
}
// Row.
display: flex;
flex-wrap: wrap;
box-sizing: border-box;
align-items: stretch;
// Columns.
> * {
box-sizing: border-box;
}
// Gutters.
&.gtr-uniform {
> * {
> :last-child {
margin-bottom: 0;
}
}
}
// Alignment.
&.aln-left {
justify-content: flex-start;
}
&.aln-center {
justify-content: center;
}
&.aln-right {
justify-content: flex-end;
}
&.aln-top {
align-items: flex-start;
}
&.aln-middle {
align-items: center;
}
&.aln-bottom {
align-items: flex-end;
}
// Step through suffixes.
@each $suffix in $suffixes {
// Suffix.
@if ($suffix != '') {
$suffix: '-' + $suffix;
}
@else {
$suffix: '';
}
// Row.
// Important.
> .imp#{$suffix} {
order: -1;
}
// Columns, offsets.
@for $i from 1 through $cols {
> .col-#{$i}#{$suffix} {
width: $unit * $i;
}
> .off-#{$i}#{$suffix} {
margin-left: $unit * $i;
}
}
// Step through multipliers.
@each $multiplier in $multipliers {
// Gutters.
$class: null;
@if ($multiplier != 1) {
$class: '.gtr-' + ($multiplier * 100);
}
&#{$class} {
margin-top: ($guttersRows * $multiplier * -1);
margin-left: ($guttersCols * $multiplier * -1);
> * {
padding: ($guttersRows * $multiplier) 0 0 ($guttersCols * $multiplier);
}
// Uniform.
&.gtr-uniform {
margin-top: $guttersCols * $multiplier * -1;
> * {
padding-top: $guttersCols * $multiplier;
}
}
}
}
}
}