Permalink
Cannot retrieve contributors at this time
All your code in one place
GitHub makes it easy to scale back on context switching. Read rendered documentation, see the history of any file, and collaborate with contributors on projects across GitHub.
Sign up for free See pricing for teams and enterprises
Fetching contributors…
| /*! Copyright (c) 2010 Brandon Aaron (http://brandonaaron.net) | |
| * Licensed under the MIT License (LICENSE.txt). | |
| */ | |
| (function($) { | |
| // backgroundPosition[X,Y] get hooks | |
| var $div = $('<div style="background-position: 3px 5px">'); | |
| $.support.backgroundPosition = $div.css('backgroundPosition') === "3px 5px" ? true : false; | |
| $.support.backgroundPositionXY = $div.css('backgroundPositionX') === "3px" ? true : false; | |
| $div = null; | |
| var xy = ["X","Y"]; | |
| // helper function to parse out the X and Y values from backgroundPosition | |
| function parseBgPos(bgPos) { | |
| var parts = bgPos.split(/\s/), | |
| values = { | |
| "X": parts[0], | |
| "Y": parts[1] | |
| }; | |
| return values; | |
| } | |
| if (!$.support.backgroundPosition && $.support.backgroundPositionXY) { | |
| $.cssHooks.backgroundPosition = { | |
| get: function( elem, computed, extra ) { | |
| return $.map(xy, function( l, i ) { | |
| return $.css(elem, "backgroundPosition" + l); | |
| }).join(" "); | |
| }, | |
| set: function( elem, value ) { | |
| $.each(xy, function( i, l ) { | |
| var values = parseBgPos(value); | |
| elem.style[ "backgroundPosition" + l ] = values[ l ]; | |
| }); | |
| } | |
| }; | |
| } | |
| if ($.support.backgroundPosition && !$.support.backgroundPositionXY) { | |
| $.each(xy, function( i, l ) { | |
| $.cssHooks[ "backgroundPosition" + l ] = { | |
| get: function( elem, computed, extra ) { | |
| var values = parseBgPos( $.css(elem, "backgroundPosition") ); | |
| return values[ l ]; | |
| }, | |
| set: function( elem, value ) { | |
| var values = parseBgPos( $.css(elem, "backgroundPosition") ), | |
| isX = l === "X"; | |
| elem.style.backgroundPosition = (isX ? value : values[ "X" ]) + " " + | |
| (isX ? values[ "Y" ] : value); | |
| } | |
| }; | |
| $.fx.step[ "backgroundPosition" + l ] = function( fx ) { | |
| $.cssHooks[ "backgroundPosition" + l ].set( fx.elem, fx.now + fx.unit ); | |
| }; | |
| }); | |
| } | |
| })(jQuery); |