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May 14, 2019 11:51
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// ========================================================== | |
// CSS Grid Mixins (take one) | |
// ========================================================== | |
// global grid variables (☠ = don't touch) | |
$☠__ms-col-gap: null; | |
$☠__ms-row-gap: null; | |
$☠__ms-col-count: null; | |
$☠__ms-row-count: null; | |
// | |
// repeat function | |
// | |
@function repeat($repeat, $stuff: 1fr){ | |
$list: (); | |
@for $i from 1 through $repeat { $list: append($list, $stuff, space); } | |
@return $list; | |
} | |
// | |
// grid-column mixin | |
// | |
@mixin grid-column($start: auto, $span: 1){ | |
// grid-column-gap using left margin | |
@if $☠__ms-col-gap and not $☠__ms-col-count and $start != 1 { | |
margin-left: $☠__ms-col-gap; | |
@supports (grid-column-gap: 1px){ margin-left: 0; } | |
} | |
-ms-grid-column: if($☠__ms-col-count, $start + $start - 1, $start); | |
-ms-grid-column-span: if($☠__ms-col-count, $span + $span - 1, $span); | |
grid-column: #{$start}/#{$start + $span}; | |
@content; | |
} | |
// | |
// grid-row mixin | |
// | |
@mixin grid-row($start: auto, $span: 1){ | |
// grid-row-gap using top margin | |
@if $☠__ms-row-gap and not $☠__ms-row-count and $start != 1 { | |
margin-top: $☠__ms-row-gap; | |
@supports (grid-row-gap: 1px){ margin-top: 0; } | |
} | |
-ms-grid-row: if($☠__ms-row-count, $start + $start - 1, $start); | |
-ms-grid-row-span: if($☠__ms-row-count, $span + $span - 1, $span); | |
grid-row: #{$start}/#{$start + $span}; | |
@content; | |
} | |
// | |
// grid-cell mixin | |
// | |
@mixin grid-cell($col-start: auto, $col-span: 1, $row-start: auto, $row-span: 1){ | |
@include grid-column($col-start, $col-span); | |
@include grid-row($row-start, $row-span); | |
@content; | |
} | |
// | |
// grid-area mixin | |
// | |
@mixin grid-area($area){ | |
$area: map-get($grid-areas, $area); | |
@include grid-column(nth($area, 1), nth($area, 2)); | |
@include grid-row(nth($area, 3), nth($area, 4)); | |
@content; | |
} | |
// | |
// grid mixin | |
// | |
@mixin grid($grid-map){ | |
$cols: map-get($grid-map, cols); | |
$rows: map-get($grid-map, rows); | |
$gap: map-get($grid-map, gap); | |
$col-gap: map-get($grid-map, col-gap); | |
$col-gap: if($col-gap,$col-gap,$gap); | |
$row-gap: map-get($grid-map, row-gap); | |
$row-gap: if($row-gap,$row-gap,$gap); | |
// if cols or rows are numbers convert to fraction lists | |
@if $cols and length($cols) == 1 and unitless($cols) { $cols: repeat($cols); } | |
@if $rows and length($rows) == 1 and unitless($rows) { $rows: repeat($rows); } | |
// ie does not support grid gap - why we insert the gap space as a row or colum | |
// note! the first loop is to ensure cols/rows are not a multidimensional list | |
// (when generated by the repeat function) | |
$ms-cols: null; | |
$ms-rows: null; | |
@if $col-gap and $cols { | |
$ms-cols: (); | |
@each $col in $cols { $ms-cols: if( type-of($col) == list, join($ms-cols, $col), append($ms-cols, $col)); } | |
@for $i from 1 through length($ms-cols) - 1{ $ms-cols: set-nth($ms-cols, $i, nth($ms-cols,$i) $col-gap); } | |
// globalize ms col count (used by grid-column) | |
$☠__ms-col-count: length($ms-cols) !global; | |
} | |
@if $row-gap and $rows { | |
$ms-rows: (); | |
@each $row in $rows { $ms-rows: if( type-of($row) == list, join($ms-rows, $row), append($ms-rows, $row)); } | |
@for $i from 1 through length($ms-rows) - 1 { $ms-rows: set-nth($ms-rows, $i, nth($ms-rows,$i) $row-gap); } | |
// globalize ms row count (used by grid-row) | |
$☠__ms-row-count: length($ms-rows) !global; | |
} | |
// | |
$☠__ms-col-gap: $col-gap !global; | |
$☠__ms-row-gap: $row-gap !global; | |
display: -ms-grid; | |
display: grid; | |
-ms-grid-columns: $ms-cols or $cols; | |
-ms-grid-rows: $ms-rows or $rows; | |
grid-template-columns: $cols; | |
grid-template-rows: $rows; | |
grid-column-gap: $col-gap; | |
grid-row-gap: $row-gap; | |
@content; | |
} | |
// ========================================================== | |
// Use example | |
// ========================================================== | |
// | |
// grid map (cols, rows, gap, col-gap, row-gap) | |
// | |
$grid: ( | |
cols: repeat(5, 1fr) 2fr, | |
row-gap: 8px, | |
col-gap: 16px | |
); | |
// | |
// Grid area map (col, col-span, row, row-span) | |
// | |
$grid-areas:( | |
area-51: (1, 2, 1, 2) | |
); | |
.grid { | |
// create grid | |
@include grid($grid); | |
max-width: 800px; | |
margin-left : auto; | |
margin-right: auto; | |
} | |
// just a bit of color and padding | |
.grid { background-color: whitesmoke; border:1px solid #ccc; } | |
.cell { background-color: #ccc; padding: 5px; } | |
.cell-1 { | |
// grid area | |
@include grid-area(area-51); | |
background-color: magenta; | |
color: white; | |
} | |
.cell-2 { | |
// grid cell (grid-column + grid-row) | |
@include grid-cell(3, 1, 2, 1); | |
background-color: rebeccapurple; | |
color: white; | |
} | |
.cell-3 { | |
@include grid-column(3, 1); | |
@include grid-row(1, 1); | |
} | |
.cell-4 { | |
@include grid-column(4, 1); | |
@include grid-row(1, 1); | |
} | |
.cell-5 { | |
@include grid-column(4, 1); | |
@include grid-row(2, 1); | |
} | |
.cell-6 { | |
@include grid-column(1, 3); | |
@include grid-row(3, 1); | |
} | |
.cell-7 { | |
@include grid-column(4, 1); | |
@include grid-row(3, 1); | |
} | |
.cell-8 { | |
@include grid-column(5, 2); | |
@include grid-row(1, 3); | |
} | |
.cell-9 { | |
@include grid-column(1, 6); | |
@include grid-row(4,1); | |
// paddend break out | |
margin-left : calc(50% - 50vw); | |
margin-right: calc(50% - 50vw); | |
padding-left : calc(50vw - 50% + 5px); | |
padding-right: calc(50vw - 50% ); | |
background-color: dodgerblue; | |
color: white; | |
} | |
.cell-10 { | |
@include grid-column(1, 2); | |
@include grid-row(5,1); | |
} | |
.cell-11 { | |
@include grid-column(4, 3); | |
@include grid-row(5,1); | |
} | |
.cell-12 { | |
@include grid-column(3, 1); | |
@include grid-row(5,1); | |
} | |
.cell-13 { | |
@include grid-column(2, 4); | |
@include grid-row(6,1); | |
padding: 0; | |
// nested grid (TODO multi grid gaps for ie) | |
@include grid((cols: repeat(4), col-gap: 16px, row-gap: 8px)); | |
// small grid | |
@media (max-width: 480px){ | |
@include grid-column(1, 6); | |
@include grid((cols: repeat(12), col-gap: 16px, row-gap: 8px)); | |
} | |
} | |
.cell-13a { | |
@include grid-column(1,1); | |
@include grid-row(1,8); | |
background: #666; | |
color: white; | |
// small grid layout | |
@media (max-width: 480px){ @include grid-cell(1, 8, 1,1); | |
} | |
} | |
.cell-13b { | |
@include grid-column(2,1); | |
@include grid-row(1, 1); | |
background: #666; | |
color: white; | |
// small grid layout | |
@media (max-width: 480px){ @include grid-cell(9, 2, 1, 1); } | |
} | |
.cell-13c { | |
@include grid-column(3,2); | |
@include grid-row(1,8); | |
background: #666; | |
color: white; | |
// small grid layout | |
@media (max-width: 480px){ @include grid-cell(11, 2, 1, 1); } | |
} | |
.cell-14 { | |
@include grid-column(1,6); | |
@include grid-row(7,1); | |
background-color: white; | |
font: 10px monospace; | |
overflow: auto; | |
padding: 16px; | |
span { color: #999; } | |
} | |
// simple css reset | |
html { box-sizing: border-box; } | |
*,*::before,*::after { bax-sizing: inherit; } | |
body {margin: 0; font-family: sans-serif; } | |
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