sass-mixins-functions.scss

@mixin font-prop($size,$line-height,$letter-spacing,$color:inherit,$family:inherit){
	@if $letter-spacing == f{
		color: $color;
		font-family: $family;
		font-size: $size;
		line-height: $line-height;
	}
	@else{
		color: $color;
		font-family: $family;
		font-size: $size;
		line-height: $line-height;
		letter-spacing: $letter-spacing;
	}
}

@mixin positionAndSize($t,$l,$width:auto,$height:auto,$pos:absolute){
	@if $width == auto and $height == auto{
		position: $pos;
		top: $t;
		left: $l;
	}
	@else{
		position: $pos;
		top: $t;
		left: $l;
		width: $width;
		height: $height;
	}
}

@mixin border-radius($amount){
	-moz-border-radius: $amount;
	-webkit-border-radius: $amount;
	-o-border-radius: $amount;
	border-radius: $amount;
}

@mixin mult-column($cc,$cg){
	-moz-column-count: $cc;
	-moz-column-gap: $cg;
	-webkit-column-count: $cc;
	-webkit-column-gap: $cg;
	column-count: $cc;
	column-gap: $cg;
}

@mixin font-family-gen($name,$family,$path){
	@font-face{
		font-family:quote($name);
		src: 	url($path+$family+'.eot');
		src: 	url($path+$family+'.eot?#iefix') format('embedded-opentype'),
			url($path+$family+'.otf') format('opentype'),
			url($path+$family+'.ttf') format('truetype'),
			url($path+$family+'.svg#'+$name) format('svg');
		font-weight: normal;
		font-style: normal;
	}
}

@mixin box-shadow($hoff,$voff,$blur,$color,$spread:''){
	@if $spread == '' {
		-webkit-box-shadow: $hoff $voff $blur $color;
		-moz-box-shadow: $hoff $voff $blur $color;
		box-shadow: $hoff $voff $blur $color;
	}
	@else{
		-webkit-box-shadow: $hoff $voff $blur $spread $color;
		-moz-box-shadow: $hoff $voff $blur $spread $color;
		box-shadow: $hoff $voff $blur $spread $color;
	}
}

@mixin linear-gradient($angle, $color-stops...) {
	$_angle-with-vendor-prefix: "";
	$_angle: "";
	$start : nth($color-stops, 1);
	$end : nth($color-stops, 2);

	@if $angle == "to top" or $angle == "bottom" {
		$_angle-with-vendor-prefix: bottom;
		$_angle: to top;
	} @else if $angle == "to right" or $angle == "left" {
		$_angle-with-vendor-prefix: left;
		$_angle: to right;
	} @else if $angle == "to bottom" or $angle == "top" {
		$_angle-with-vendor-prefix: top;
		$_angle: to bottom;
	} @else if $angle == "to left" or $angle == "right" {
		$_angle-with-vendor-prefix: right;
		$_angle: to left;
	} @else if $angle == "to top right" or $angle == "bottom left" {
		$_angle-with-vendor-prefix: bottom left;
		$_angle: to top right;
	} @else if $angle == "to bottom right" or $angle == "top left" {
		$_angle-with-vendor-prefix: top left;
		$_angle: to bottom right;
	} @else if $angle == "to bottom left" or $angle == "top right" {
		$_angle-with-vendor-prefix: top right;
		$_angle: to bottom left;
	} @else if $angle == "to top left" or $angle == "bottom right" {
		$_angle-with-vendor-prefix: bottom right;
		$_angle: to top left;
	} @else {
		$_angle-with-vendor-prefix: $angle % 360;
		$_angle: (90 - $angle) % 360;
	}
	background: -moz-linear-gradient($_angle-with-vendor-prefix, $color-stops);
	background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#{$start}), to(#{$end}));
	background: -webkit-linear-gradient($_angle-with-vendor-prefix, $color-stops);
	background: -o-linear-gradient($_angle-with-vendor-prefix, $color-stops);
	background: linear-gradient($_angle, $color-stops);
  	background-repeat: repeat-x;
	filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#{$start}', endColorstr='#{$end}', GradientType=0);
}

@mixin transition($bg-pos,$type){
	-webkit-transition: background-position $bg-pos+s $type;
	-moz-transition: background-position $bg-pos+s $type;
	-o-transition: background-position $bg-pos+s $type;
	transition: background-position $bg-pos+s $type;
}

@mixin debug{
	border: solid thick red;
}

@function inToPx($sizeInInches,$inchValue: 106px){
	@return round(($sizeInInches * $inchValue));
}

@function ptToPx($sizeInPoints,$unit: 1px){
	@return round((($sizeInPoints * 1/72)*$unit)*100);
}

@function pxToEm($sizeInPixels,$base: 16px){
	@return ($sizeInPixels/$base)+em;
}

@function cmyk_to_rgb($c,$m,$y,$k){
  $c: $c / 100; //get cyan
  $m: $m / 100; //get magenta
  $y: $y / 100; //get yellow
  $k: $k / 100;  //get key black

  $r: 1 - min( 1, $c * ( 1 - $k ) + $k ); //combine cyan and black
  $g: 1 - min( 1, $m * ( 1 - $k ) + $k ); //combine magenta and black
  $b: 1 - min( 1, $y * ( 1 - $k ) + $k ); //combine yellow and black

  $red: round( $r * 255 ); //round red value to range 0 - 255
  $green: round( $g * 255 );//round green value to range 0 - 255
  $blue: round( $b * 255 );//round blue value to range 0 - 255
  
  @return rgb($red,$green,$blue); 
}