Created
September 8, 2014 22:26
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@mixin sprite($item_name, $hover_state: false, $active_state: false, $dimensions: true, $spacing: 0) { | |
@include retina-sprite($item_name, $sprites, $sprites_retina, $hover_state, $active_state, $dimensions, $spacing); | |
} | |
@mixin retina-sprite($item_name, $sprites, $sprites_retina, $hover_state, $active_state, $dimensions, $spacing) { | |
$hover_state: false !default; | |
$active_state: false !default; | |
$dimensions: true !default; | |
$media-queries: "(-webkit-min-device-pixel-ratio: 1.25), (min-resolution: 120dpi), (-webkit-min-device-pixel-ratio: 1.3), (min-resolution: 124.8dpi), (-webkit-min-device-pixel-ratio: 1.5), (min-resolution: 144dpi), (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi)"; | |
background: sprite-url($sprites) sprite-position($sprites, $item_name, $spacing, $spacing) no-repeat; | |
@if $hover_state { | |
$item_name_hover: $item_name + _hover; | |
&:hover { | |
background-position: sprite-position($sprites, $item_name_hover, $spacing, $spacing); | |
@media #{$media-queries} { | |
$item_name_hover: $item_name + _hover; | |
$sprite_position: sprite-position($sprites_retina, $item_name_hover, $spacing * 2, $spacing * 2); | |
background-position: nth($sprite_position, 1) / 2 nth($sprite_position, 2) / 2; | |
} | |
} | |
} | |
@if $active_state { | |
$item_name_active: $item_name + _active; | |
&:active { | |
background-position: sprite-position($sprites, $item_name_active, $spacing, $spacing); | |
@media #{$media-queries} { | |
$item_name_active: $item_name + _active; | |
$sprite_position: sprite-position($sprites_retina, $item_name_active, $spacing * 2, $spacing * 2); | |
background-position: nth($sprite_position, 1) / 2 nth($sprite_position, 2) / 2; | |
} | |
} | |
} | |
@if $spacing > 0 { | |
padding: $spacing; | |
} | |
@if $dimensions { | |
@include sprite-dimensions($sprites, $item_name); | |
} | |
@media #{$media-queries} { | |
& { | |
$sprite_position: sprite-position($sprites_retina, $item_name, $spacing * 2, $spacing * 2); | |
background: sprite-url($sprites_retina) nth($sprite_position, 1) / 2 nth($sprite_position, 2) / 2 no-repeat; | |
@include background-size(ceil(image-width(sprite-path($sprites_retina)) / 2) auto); | |
} | |
} | |
} |
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