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// Survival ✚ Kit
$container-width : 1000px !default;
$compatibility-mode : true, ie ie7 ie8 ie9 ff2 chrome9 !default;
// Function to know if we're in compatibility mode, if $version is set it'll return if there's a match for that browser.
@function in-compatibility-mode($version: false) {
@if $compatibility-mode {
@if $version {
@return index(nth($compatibility-mode, 2), $version);
} @else {
@return nth($compatibility-mode, 1);
}
} @else {
@return false;
}
}
// Shortcut to remove margin an padding.
// Used on several @mixins.
@mixin no-mp($extend:false) {
@if $extend {
@extend .no-mp;
} @else {
margin:0;
padding:0;
}
}
// Sometimes it's better to extend a class.
.no-mp {
margin:0;
padding:0;
}
// Center an element.
@mixin center-container($container-width, $vertical-margin:0, $padding:0) {
margin:$vertical-margin auto;
@if $padding == 0 {
width:$container-width;
} @else {
@include size($container-width, auto, $padding);
}
}
// Inline Block CrossBrowser.
// Disregards FF2 and IE6
@mixin inline-block {
display: inline-block;
@if in-compatibility-mode(ie7) {
zoom: 1;
*display:inline;
}
}
// Shortcut to set absolute positioning.
@mixin pos($pos, $debug: false) {
@if length($pos) == 1 {
$pos: $pos 0 0 0;
}
@if length($pos) == 2 {
$pos: nth($pos,1) nth($pos,2) 0 0;
}
@if length($pos) == 3 {
$pos: nth($pos,1) nth($pos,2) nth($pos, 3) 0;
}
position:absolute;
@if "#{nth($pos, 1)}" != "0" { top: nth($pos, 1); }
@if "#{nth($pos, 2)}" != "0" { right: nth($pos, 2); }
@if "#{nth($pos, 3)}" != "0" { bottom: nth($pos, 3); }
@if "#{nth($pos, 4)}" != "0" { left: nth($pos, 4); }
@if $debug { @include debug($debug); }
}
// Center a absolute element horizontally; optional offset.
@mixin pos-x-center($width, $offset:0) {
@include pos(0 50% 0 50%);
margin-left:$offset - ( $width / 2 );
width:$width;
}
// Center a absolute element vertically; optional offset.
@mixin pos-y-center($height, $offset:0) {
@include pos(50% 0 50% 0);
height:$height;
margin-top:$offset - ( $height / 2 );
}
// Set a debug variable.
@mixin debug($color:red) {
@if $debug != false {
@if $color == true { $color:red; }
background: rgba($color, 0.2); // incompatible with IE.
}
}
// Class available to center container to 1000px
.w, .pagewidth {
@include center-container($container-width);
}
// Crossbrowser linear gradient.
// Compatible Browsers: FF3.6+ Saf4+ Chrome IE6-IE9
// @author SitePoint
@mixin background-gradient($from, $to, $start: top, $end: bottom, $fallback:$from, $ie:false) {
@include gradient($from, $to, $start, $end, $fallback);
}
@mixin gradient($from, $to, $start: top, $end: bottom, $fallback:$from){
background-color: $fallback;
@if $end == bottom and $start == top {
@if $start == 0 {
background-image: -webkit-gradient(linear, left $start, left bottom, from($from), to($to));
} @else {
background-image: -webkit-gradient(linear, $start, left bottom, from($from), to($to));
}
background-image: -webkit-linear-gradient($start, $from, $to);
background-image: -moz-linear-gradient($start, $from, $to);
background-image: -ms-linear-gradient($start, $from, $to);
background-image: -o-linear-gradient($start, $from, $to);
@if in-compatibility-mode() {
filter: progid:DXImageTransform.Microsoft.gradient(startColorStr='#{ie-hex-str($from)}', EndColorStr='#{ie-hex-str($to)}');
}
} @else if $end == bottom {
background-image: -webkit-gradient(linear, left $start, 0 $end, from($from), to($to));
background-image: -webkit-linear-gradient(top, $from $start+px, $to);
background-image: -moz-linear-gradient(top, $from $start+px, $to);
background-image: -ms-linear-gradient(top, $from $start+px, $to);
background-image: -o-linear-gradient(top, $from $start+px, $to);
} @else {
background-image: -webkit-gradient(linear, left $start, 0 $end, from($from), to($to));
background-image: -webkit-linear-gradient(top, $from $start+px, $to $end+px);
background-image: -moz-linear-gradient(top, $from $start+px, $to $end+px);
background-image: -ms-linear-gradient(top, $from $start+px, $to $end+px);
background-image: -o-linear-gradient(top, $from $start+px, $to $end+px);
// No IE support for positioned gradients
}
}
// Mixin that allows you to set the size of the box to a fixed width/height
// taking into consideration the padding and borders for you.
//
// Examples:
// @include size(100px, 100px, 10px, 5px solid red);
// Will render a 100x100.
//
// $width: Pixel value for width
// $height: Pixel value for height
// $padding: Padding accepts: 1px or 1px 2px or 1px 2px 3px 4px
// $border: Border, accepts 1px solid #000 or 1px or 1px 2px or 1px 2px 3px 4px
// When passing a border declaration (1px solid #000) it'll add the CSS for you.
@mixin size($width, $height:auto, $padding: none, $border:none) {
// Prepare the borders, accept the following:
// 1px solid #000 or 1px or 1px 2px or 1px 2px 3px 4px
@if true {
@if $border == none {
$border:0;
}
$border-len: length($border);
// Standardize padding to a list with 4 items.
@if $border-len == 3 {
border:$border;
$bw: nth($border, 1);
$border: $bw $bw $bw $bw;
} @else if $border-len == 1 {
$border: $border $border $border $border;
} @else if $border-len == 2 {
$border: join($border, $border);
}
}
// Prepare padding, accept the following:
// 1px or 1px 2px or 1px 2px 3px 4px
@if true {
@if $padding == none {
$padding:0;
} @else {
padding:$padding;
}
// Standardize padding to a list with 4 items.
$padding-len: length($padding);
@if $padding-len == 1 {
$padding: $padding $padding $padding $padding;
} @else if $padding-len == 2 {
$padding: join($padding, $padding);
}
}
@if $width != auto {
width: $width - (nth($padding, 2) + nth($padding, 4)) - (nth($border, 2) + nth($border, 4));
}
@if $height != auto {
height: $height - (nth($padding, 1) + nth($padding, 3)) - (nth($border, 1) + nth($border, 3));
}
}
// Float an element with a given width and a direction. Third parameter allows easy debugging.
// Yes, we override Compass :(
// @TODO: Make it use box-size and allow padding.
@mixin float($side, $size:auto, $debug-color:false) {
@if $size != auto {
@if length($size) == 1 {
width:$size;
} @else {
height:nth($size, 2);
width:nth($size, 1);
}
}
@if in-compatibility-mode(ie6) {
display:inline;
}
float: $side;
@if $debug-color and $debug {
@include debug($debug-color);
}
}
@mixin transition($property: all, $time: 400ms, $easing: ease-out){
transition: $property $time $easing;
-moz-transition: $property $time $easing;
-ms-transition: $property $time $easing;
-o-transition: $property $time $easing;
-webkit-transition: $property $time $easing;
}
// Calculate the Golden Ratio of a given value.
// ----------------------------------------
@function golden-ratio($size, $type) {
$big : round($size / 1.61803);
$small : $size - $big;
@return if($type == large, $big, $small);
}
//
// @TODO: Add docs to link-colors!
//
@mixin link-colors($normal, $hover: false, $active: false, $visited: false, $focus: false) {
@if $normal == default {
$hover: $link-hover-color;
$normal: $link-color;
$visited: $link-visited-color;
}
color: $normal;
@if $visited {
&:visited {
color: $visited; } }
@if $focus {
&:focus {
color: $focus; } }
@if $hover {
&:hover {
color: $hover; } }
@if $active {
&:active {
color: $active; } }
}
// Substract the Body to the Container width to get the sidebar.
@function sidebar($body-width, $container-width-over: false) {
@if $container-width-over == false {
$container-width-over : $container-width;
}
@return $container-width - $body-width;
}
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