resources/src/mediawiki.less/mediawiki.mixins.less

   1 /**
   2  * Common LESS mixin library for MediaWiki
   3  *
   4  * By default the folder containing this file is included in $wgResourceLoaderLESSImportPaths,
   5  * which makes this file importable by all less files via '@import "mediawiki.mixins";'.
   6  *
   7  * The mixins included below are considered a public interface for MediaWiki extensions.
   8  * The signatures of parametrized mixins should be kept as stable as possible.
   9  *
  10  * See <http://lesscss.org/#-mixins> for more information about how to write mixins.
  11  */
  12
  13 .background-image(@url) {
  14         background-image: e('/* @embed */') url(@url);
  15 }
  16
  17 .background-size(@width, @height) {
  18         // Vendor prefix for certain older opera browsers e.g. nintendo ds
  19         -o-background-size: @width @height;
  20         // Vendor prefix is added to support Android 2
  21         -webkit-background-size: @width @height;
  22         background-size: @width @height;
  23 }
  24
  25
  26 .vertical-gradient(@startColor: gray, @endColor: white, @startPos: 0, @endPos: 100%) {
  27         background-color: @endColor;
  28         background-image: -moz-linear-gradient( top, @startColor @startPos, @endColor @endPos ); // Firefox 3.6+
  29         background-image: -webkit-gradient( linear, left top, left bottom, color-stop( @startPos, @startColor ), color-stop( @endPos, @endColor ) ); // Safari 4+, Chrome 2+
  30         background-image: -webkit-linear-gradient( top, @startColor @startPos, @endColor @endPos ); // Safari 5.1+, Chrome 10+
  31         background-image: linear-gradient( @startColor @startPos, @endColor @endPos ); // Standard
  32 }
  33
  34 /*
  35  * SVG support using a transparent gradient to guarantee cross-browser
  36  * compatibility (browsers able to understand gradient syntax support also SVG).
  37  * http://pauginer.tumblr.com/post/36614680636/invisible-gradient-technique
  38  *
  39  * We use gzip compression, which means that it is okay to embed twice.
  40  *
  41  * We do not embed the fallback image on the assumption that the gain for old browsers
  42  * is not worth the harm done to modern ones.
  43  */
  44 .background-image-svg(@svg, @fallback) {
  45         background-image: url(@fallback);
  46         background-image: -webkit-linear-gradient(transparent, transparent), e('/* @embed */') url(@svg);
  47         background-image: linear-gradient(transparent, transparent), e('/* @embed */') url(@svg);
  48 }
  49
  50 .list-style-image(@url) {
  51         list-style-image: e('/* @embed */') url(@url);
  52 }
  53
  54 .transition(@value) {
  55         -webkit-transition: @value; // Safari 3.1-6.0, iOS 3.2-6.1, Android 2.1-4.3
  56         -moz-transition: @value; // Firefox 4-15
  57         -o-transition: @value; // Opera 10.5-12.0
  58         transition: @value; // Chrome 26+, Firefox 16+, IE 10+, Safari 6.1+, Opera 12.1+, iOS 7+, Android 4.4+
  59 }
  60
  61 .box-sizing(@value) {
  62         -webkit-box-sizing: @value; // Safari 3.1-5.0, iOS 3.2-4.3, Android 2.1-3.0
  63         -moz-box-sizing: @value; // Firefox 4-28,
  64         box-sizing: @value; // Chrome 10+, Firefox 29+, IE 8+, Safari 5.1+, Opera 10+, iOS 5+, Android 4+
  65 }
  66
  67 .box-shadow(@value) {
  68         -webkit-box-shadow: @value; // Safari 3.1-5.0, iOS 3.2-4.3, Android 2.1-3.0
  69         box-shadow: @value; // Chrome 10+, Firefox 4+, IE 9+, Safari 5.1+, Opera 11+, iOS 5+, Android 4+
  70 }