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112 lines
4.0 KiB
112 lines
4.0 KiB
(function ($) {
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// Monkey patch jQuery 1.3.1+ css() method to support CSS 'transform'
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// property uniformly across Safari/Chrome/Webkit, Firefox 3.5+, IE 9+, and Opera 11+.
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// 2009-2011 Zachary Johnson www.zachstronaut.com
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// Updated 2011.05.04 (May the fourth be with you!)
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function getTransformProperty(element)
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{
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// Try transform first for forward compatibility
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// In some versions of IE9, it is critical for msTransform to be in
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// this list before MozTranform.
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var properties = ['transform', 'WebkitTransform', 'msTransform', 'MozTransform', 'OTransform'];
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var p;
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while (p = properties.shift())
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{
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if (typeof element.style[p] != 'undefined')
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{
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return p;
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}
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}
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// Default to transform also
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return 'transform';
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}
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var _propsObj = null;
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var proxied = $.fn.css;
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$.fn.css = function (arg, val)
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{
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// Temporary solution for current 1.6.x incompatibility, while
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// preserving 1.3.x compatibility, until I can rewrite using CSS Hooks
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if (_propsObj === null)
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{
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if (typeof $.cssProps != 'undefined')
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{
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_propsObj = $.cssProps;
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}
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else if (typeof $.props != 'undefined')
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{
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_propsObj = $.props;
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}
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else
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{
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_propsObj = {}
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}
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}
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// Find the correct browser specific property and setup the mapping using
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// $.props which is used internally by jQuery.attr() when setting CSS
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// properties via either the css(name, value) or css(properties) method.
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// The problem with doing this once outside of css() method is that you
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// need a DOM node to find the right CSS property, and there is some risk
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// that somebody would call the css() method before body has loaded or any
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// DOM-is-ready events have fired.
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if
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(
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typeof _propsObj['transform'] == 'undefined'
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&&
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(
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arg == 'transform'
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||
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(
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typeof arg == 'object'
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&& typeof arg['transform'] != 'undefined'
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)
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)
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)
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{
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_propsObj['transform'] = getTransformProperty(this.get(0));
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}
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// We force the property mapping here because jQuery.attr() does
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// property mapping with jQuery.props when setting a CSS property,
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// but curCSS() does *not* do property mapping when *getting* a
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// CSS property. (It probably should since it manually does it
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// for 'float' now anyway... but that'd require more testing.)
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//
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// But, only do the forced mapping if the correct CSS property
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// is not 'transform' and is something else.
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if (_propsObj['transform'] != 'transform')
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{
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// Call in form of css('transform' ...)
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if (arg == 'transform')
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{
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arg = _propsObj['transform'];
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// User wants to GET the transform CSS, and in jQuery 1.4.3
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// calls to css() for transforms return a matrix rather than
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// the actual string specified by the user... avoid that
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// behavior and return the string by calling jQuery.style()
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// directly
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if (typeof val == 'undefined' && jQuery.style)
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{
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return jQuery.style(this.get(0), arg);
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}
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}
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// Call in form of css({'transform': ...})
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else if
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(
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typeof arg == 'object'
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&& typeof arg['transform'] != 'undefined'
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)
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{
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arg[_propsObj['transform']] = arg['transform'];
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delete arg['transform'];
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}
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}
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return proxied.apply(this, arguments);
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};
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})(jQuery);
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