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84 lines
2.7 KiB
SCSS
84 lines
2.7 KiB
SCSS
// Take a px value and output converted value.
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//
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// @param number $number
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// A px value to convert.
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// @param number|string $context
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// (optional) Only used if em is the $base-unit. The value of the elements/parents
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// font-size if it differs from $base-font-size. Specified as a t-shirt size or
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// value in px.
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//
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// @return number
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// The number converted to the base unit.
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@function output-from-px($number, $context: $base-font-size) {
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@if $base-unit == rem {
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@return typey-output-in-base-unit(($number / $base-font-size));
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}
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@if $base-unit == px {
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@return typey-output-in-base-unit(typey-strip-unit($number));
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}
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@if $base-unit == em {
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@return calculate-em-px($number, $context);
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}
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}
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// Take a key from the $font-size map and output converted value.
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//
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// @param string $size
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// A size from the $font-size map.
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// @param number|string $context
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// (optional) Only used if em is the $base-unit. The value of the parent
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// font-size if it differs from $base-font-size. Specified as a t-shirt size or
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// value in px.
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//
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// @return number
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// The selected font-size in $base-unit.
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@function output-from-font-size-map($size, $context: $base-font-size) {
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$map-size: map-get($font-size, $size);
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@if $base-unit == rem {
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@return typey-output-in-base-unit(($map-size / $base-font-size));
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}
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@if $base-unit == px {
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@return typey-output-in-base-unit(typey-strip-unit($map-size));
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}
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@if $base-unit == em {
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@return calculate-em-px($map-size, $context);
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}
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}
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// Take a line-height multipler and output converted value.
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//
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// @param number $number
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// Multiple of line height to be used.
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// @param number|string $context
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// (optional) Only used if em is the $base-unit. The value of the elements/parents
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// font-size if it differs from $base-font-size. Specified as a t-shirt size or
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// value in px.
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//
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// @return number
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// The value of the line-height multiple converted to the base unit.
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@function output-from-multiplier($x, $context: $base-font-size) {
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@if $base-unit == rem {
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@return typey-output-in-base-unit(($x * $base-line-height) / $base-font-size);
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}
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@if $base-unit == px {
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@return typey-output-in-base-unit(typey-strip-unit($x * $base-line-height));
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}
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@if $base-unit == em {
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@return calculate-em-multiplier($x, $context);
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}
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}
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// Take a line-height ratio and output as em.
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//
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// @param number $ratio
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// Multiple of the $font-size to be used.
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// @param number|string $context
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// (optional) used to ensure function outputs the ratio regardless of whether
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// it is the same as the $base-line-height-ratio.
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//
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// @return number
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// The ratio in em.
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@function output-from-ratio($ratio: $base-line-height-ratio) {
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@return $ratio;
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}
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