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62 lines
1.9 KiB
62 lines
1.9 KiB
8 years ago
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@function _linear-positions-parser($pos) {
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$type: type-of(nth($pos, 1));
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$spec: null;
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$degree: null;
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$side: null;
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$corner: null;
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$length: length($pos);
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// Parse Side and corner positions
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@if ($length > 1) {
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@if nth($pos, 1) == "to" { // Newer syntax
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$side: nth($pos, 2);
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@if $length == 2 { // eg. to top
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// Swap for backwards compatibility
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$degree: _position-flipper(nth($pos, 2));
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}
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@else if $length == 3 { // eg. to top left
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$corner: nth($pos, 3);
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}
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}
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@else if $length == 2 { // Older syntax ("top left")
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$side: _position-flipper(nth($pos, 1));
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$corner: _position-flipper(nth($pos, 2));
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}
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@if ("#{$side} #{$corner}" == "left top") or ("#{$side} #{$corner}" == "top left") {
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$degree: _position-flipper(#{$side}) _position-flipper(#{$corner});
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}
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@else if ("#{$side} #{$corner}" == "right top") or ("#{$side} #{$corner}" == "top right") {
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$degree: _position-flipper(#{$side}) _position-flipper(#{$corner});
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}
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@else if ("#{$side} #{$corner}" == "right bottom") or ("#{$side} #{$corner}" == "bottom right") {
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$degree: _position-flipper(#{$side}) _position-flipper(#{$corner});
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}
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@else if ("#{$side} #{$corner}" == "left bottom") or ("#{$side} #{$corner}" == "bottom left") {
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$degree: _position-flipper(#{$side}) _position-flipper(#{$corner});
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}
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$spec: to $side $corner;
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}
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@else if $length == 1 {
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// Swap for backwards compatibility
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@if $type == string {
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$degree: $pos;
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$spec: to _position-flipper($pos);
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}
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@else {
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$degree: -270 - $pos; //rotate the gradient opposite from spec
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$spec: $pos;
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}
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}
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$degree: unquote($degree + ",");
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$spec: unquote($spec + ",");
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@return $degree $spec;
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}
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@function _position-flipper($pos) {
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@return if($pos == left, right, null)
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if($pos == right, left, null)
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if($pos == top, bottom, null)
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if($pos == bottom, top, null);
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}
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