https://www.libriincantina.it/wp-includes/js/jquery/ui/effect.js?ver=1.14.2

1/*!
2 * jQuery UI Effects 1.14.2
3 * https://jqueryui.com
4 *
5 * Copyright OpenJS Foundation and other contributors
6 * Released under the MIT license.
7 * https://jquery.org/license
8 */
9
10//>>label: Effects Core
11//>>group: Effects
12//>>description: Extends the internal jQuery effects. Includes morphing and easing. Required by all other effects.
13//>>docs: https://api.jqueryui.com/category/effects-core/
14//>>demos: https://jqueryui.com/effect/
15
16( function( factory ) {
17	"use strict";
18
19	if ( typeof define === "function" && define.amd ) {
20
21		// AMD. Register as an anonymous module.
22		define( [
23			"jquery",
24			"./jquery-var-for-color",
25			"./vendor/jquery-color/jquery.color",
26			"./version"
27		], factory );
28	} else {
29
30		// Browser globals
31		factory( jQuery );
32	}
33} )( function( $ ) {
34"use strict";
35
36var dataSpace = "ui-effects-",
37	dataSpaceStyle = "ui-effects-style",
38	dataSpaceAnimated = "ui-effects-animated";
39
40$.effects = {
41	effect: {}
42};
43
44/******************************************************************************/
45/****************************** CLASS ANIMATIONS ******************************/
46/******************************************************************************/
47( function() {
48
49var classAnimationActions = [ "add", "remove", "toggle" ],
50	shorthandStyles = {
51		border: 1,
52		borderBottom: 1,
53		borderColor: 1,
54		borderLeft: 1,
55		borderRight: 1,
56		borderTop: 1,
57		borderWidth: 1,
58		margin: 1,
59		padding: 1
60	};
61
62$.each(
63	[ "borderLeftStyle", "borderRightStyle", "borderBottomStyle", "borderTopStyle" ],
64	function( _, prop ) {
65		$.fx.step[ prop ] = function( fx ) {
66			if ( fx.end !== "none" && !fx.setAttr || fx.pos === 1 && !fx.setAttr ) {
67				jQuery.style( fx.elem, prop, fx.end );
68				fx.setAttr = true;
69			}
70		};
71	}
72);
73
74function camelCase( string ) {
75	return string.replace( /-([\da-z])/gi, function( all, letter ) {
76		return letter.toUpperCase();
77	} );
78}
79
80function getElementStyles( elem ) {
81	var key, len,
82		style = elem.ownerDocument.defaultView.getComputedStyle( elem ),
83		styles = {};
84
85	len = style.length;
86	while ( len-- ) {
87		key = style[ len ];
88		if ( typeof style[ key ] === "string" ) {
89			styles[ camelCase( key ) ] = style[ key ];
90		}
91	}
92
93	return styles;
94}
95
96function styleDifference( oldStyle, newStyle ) {
97	var diff = {},
98		name, value;
99
100	for ( name in newStyle ) {
101		value = newStyle[ name ];
102		if ( oldStyle[ name ] !== value ) {
103			if ( !shorthandStyles[ name ] ) {
104				if ( $.fx.step[ name ] || !isNaN( parseFloat( value ) ) ) {
105					diff[ name ] = value;
106				}
107			}
108		}
109	}
110
111	return diff;
112}
113
114$.effects.animateClass = function( value, duration, easing, callback ) {
115	var o = $.speed( duration, easing, callback );
116
117	return this.queue( function() {
118		var animated = $( this ),
119			baseClass = animated.attr( "class" ) || "",
120			applyClassChange,
121			allAnimations = o.children ? animated.find( "*" ).addBack() : animated;
122
123		// Map the animated objects to store the original styles.
124		allAnimations = allAnimations.map( function() {
125			var el = $( this );
126			return {
127				el: el,
128				start: getElementStyles( this )
129			};
130		} );
131
132		// Apply class change
133		applyClassChange = function() {
134			$.each( classAnimationActions, function( i, action ) {
135				if ( value[ action ] ) {
136					animated[ action + "Class" ]( value[ action ] );
137				}
138			} );
139		};
140		applyClassChange();
141
142		// Map all animated objects again - calculate new styles and diff
143		allAnimations = allAnimations.map( function() {
144			this.end = getElementStyles( this.el[ 0 ] );
145			this.diff = styleDifference( this.start, this.end );
146			return this;
147		} );
148
149		// Apply original class
150		animated.attr( "class", baseClass );
151
152		// Map all animated objects again - this time collecting a promise
153		allAnimations = allAnimations.map( function() {
154			var styleInfo = this,
155				dfd = $.Deferred(),
156				opts = $.extend( {}, o, {
157					queue: false,
158					complete: function() {
159						dfd.resolve( styleInfo );
160					}
161				} );
162
163			this.el.animate( this.diff, opts );
164			return dfd.promise();
165		} );
166
167		// Once all animations have completed:
168		$.when.apply( $, allAnimations.get() ).done( function() {
169
170			// Set the final class
171			applyClassChange();
172
173			// For each animated element,
174			// clear all css properties that were animated
175			$.each( arguments, function() {
176				var el = this.el;
177				$.each( this.diff, function( key ) {
178					el.css( key, "" );
179				} );
180			} );
181
182			// This is guarnteed to be there if you use jQuery.speed()
183			// it also handles dequeuing the next anim...
184			o.complete.call( animated[ 0 ] );
185		} );
186	} );
187};
188
189$.fn.extend( {
190	addClass: ( function( orig ) {
191		return function( classNames, speed, easing, callback ) {
192			return speed ?
193				$.effects.animateClass.call( this,
194					{ add: classNames }, speed, easing, callback ) :
195				orig.apply( this, arguments );
196		};
197	} )( $.fn.addClass ),
198
199	removeClass: ( function( orig ) {
200		return function( classNames, speed, easing, callback ) {
201			return arguments.length > 1 ?
202				$.effects.animateClass.call( this,
203					{ remove: classNames }, speed, easing, callback ) :
204				orig.apply( this, arguments );
205		};
206	} )( $.fn.removeClass ),
207
208	toggleClass: ( function( orig ) {
209		return function( classNames, force, speed, easing, callback ) {
210			if ( typeof force === "boolean" || force === undefined ) {
211				if ( !speed ) {
212
213					// Without speed parameter
214					return orig.apply( this, arguments );
215				} else {
216					return $.effects.animateClass.call( this,
217						( force ? { add: classNames } : { remove: classNames } ),
218						speed, easing, callback );
219				}
220			} else {
221
222				// Without force parameter
223				return $.effects.animateClass.call( this,
224					{ toggle: classNames }, force, speed, easing );
225			}
226		};
227	} )( $.fn.toggleClass ),
228
229	switchClass: function( remove, add, speed, easing, callback ) {
230		return $.effects.animateClass.call( this, {
231			add: add,
232			remove: remove
233		}, speed, easing, callback );
234	}
235} );
236
237} )();
238
239/******************************************************************************/
240/*********************************** EFFECTS **********************************/
241/******************************************************************************/
242
243( function() {
244
245if ( $.expr && $.expr.pseudos && $.expr.pseudos.animated ) {
246	$.expr.pseudos.animated = ( function( orig ) {
247		return function( elem ) {
248			return !!$( elem ).data( dataSpaceAnimated ) || orig( elem );
249		};
250	} )( $.expr.pseudos.animated );
251}
252
253if ( $.uiBackCompat === true ) {
254	$.extend( $.effects, {
255
256		// Saves a set of properties in a data storage
257		save: function( element, set ) {
258			var i = 0, length = set.length;
259			for ( ; i < length; i++ ) {
260				if ( set[ i ] !== null ) {
261					element.data( dataSpace + set[ i ], element[ 0 ].style[ set[ i ] ] );
262				}
263			}
264		},
265
266		// Restores a set of previously saved properties from a data storage
267		restore: function( element, set ) {
268			var val, i = 0, length = set.length;
269			for ( ; i < length; i++ ) {
270				if ( set[ i ] !== null ) {
271					val = element.data( dataSpace + set[ i ] );
272					element.css( set[ i ], val );
273				}
274			}
275		},
276
277		setMode: function( el, mode ) {
278			if ( mode === "toggle" ) {
279				mode = el.is( ":hidden" ) ? "show" : "hide";
280			}
281			return mode;
282		},
283
284		// Wraps the element around a wrapper that copies position properties
285		createWrapper: function( element ) {
286
287			// If the element is already wrapped, return it
288			if ( element.parent().is( ".ui-effects-wrapper" ) ) {
289				return element.parent();
290			}
291
292			// Wrap the element
293			var props = {
294					width: element.outerWidth( true ),
295					height: element.outerHeight( true ),
296					"float": element.css( "float" )
297				},
298				wrapper = $( "<div></div>" )
299					.addClass( "ui-effects-wrapper" )
300					.css( {
301						fontSize: "100%",
302						background: "transparent",
303						border: "none",
304						margin: 0,
305						padding: 0
306					} ),
307
308				// Store the size in case width/height are defined in % - Fixes #5245
309				size = {
310					width: element.width(),
311					height: element.height()
312				},
313				active = document.activeElement;
314
315			// Support: Firefox
316			// Firefox incorrectly exposes anonymous content
317			// https://bugzilla.mozilla.org/show_bug.cgi?id=561664
318			try {
319				// eslint-disable-next-line no-unused-expressions
320				active.id;
321			} catch ( _e ) {
322				active = document.body;
323			}
324
325			element.wrap( wrapper );
326
327			// Fixes #7595 - Elements lose focus when wrapped.
328			if ( element[ 0 ] === active || $.contains( element[ 0 ], active ) ) {
329				$( active ).trigger( "focus" );
330			}
331
332			// Hotfix for jQuery 1.4 since some change in wrap() seems to actually
333			// lose the reference to the wrapped element
334			wrapper = element.parent();
335
336			// Transfer positioning properties to the wrapper
337			if ( element.css( "position" ) === "static" ) {
338				wrapper.css( { position: "relative" } );
339				element.css( { position: "relative" } );
340			} else {
341				$.extend( props, {
342					position: element.css( "position" ),
343					zIndex: element.css( "z-index" )
344				} );
345				$.each( [ "top", "left", "bottom", "right" ], function( i, pos ) {
346					props[ pos ] = element.css( pos );
347					if ( isNaN( parseInt( props[ pos ], 10 ) ) ) {
348						props[ pos ] = "auto";
349					}
350				} );
351				element.css( {
352					position: "relative",
353					top: 0,
354					left: 0,
355					right: "auto",
356					bottom: "auto"
357				} );
358			}
359			element.css( size );
360
361			return wrapper.css( props ).show();
362		},
363
364		removeWrapper: function( element ) {
365			var active = document.activeElement;
366
367			if ( element.parent().is( ".ui-effects-wrapper" ) ) {
368				element.parent().replaceWith( element );
369
370				// Fixes #7595 - Elements lose focus when wrapped.
371				if ( element[ 0 ] === active || $.contains( element[ 0 ], active ) ) {
372					$( active ).trigger( "focus" );
373				}
374			}
375
376			return element;
377		}
378	} );
379}
380
381$.extend( $.effects, {
382	version: "1.14.2",
383
384	define: function( name, mode, effect ) {
385		if ( !effect ) {
386			effect = mode;
387			mode = "effect";
388		}
389
390		$.effects.effect[ name ] = effect;
391		$.effects.effect[ name ].mode = mode;
392
393		return effect;
394	},
395
396	scaledDimensions: function( element, percent, direction ) {
397		if ( percent === 0 ) {
398			return {
399				height: 0,
400				width: 0,
401				outerHeight: 0,
402				outerWidth: 0
403			};
404		}
405
406		var x = direction !== "horizontal" ? ( ( percent || 100 ) / 100 ) : 1,
407			y = direction !== "vertical" ? ( ( percent || 100 ) / 100 ) : 1;
408
409		return {
410			height: element.height() * y,
411			width: element.width() * x,
412			outerHeight: element.outerHeight() * y,
413			outerWidth: element.outerWidth() * x
414		};
415
416	},
417
418	clipToBox: function( animation ) {
419		return {
420			width: animation.clip.right - animation.clip.left,
421			height: animation.clip.bottom - animation.clip.top,
422			left: animation.clip.left,
423			top: animation.clip.top
424		};
425	},
426
427	// Injects recently queued functions to be first in line (after "inprogress")
428	unshift: function( element, queueLength, count ) {
429		var queue = element.queue();
430
431		if ( queueLength > 1 ) {
432			queue.splice.apply( queue,
433				[ 1, 0 ].concat( queue.splice( queueLength, count ) ) );
434		}
435		element.dequeue();
436	},
437
438	saveStyle: function( element ) {
439		element.data( dataSpaceStyle, element[ 0 ].style.cssText );
440	},
441
442	restoreStyle: function( element ) {
443		element[ 0 ].style.cssText = element.data( dataSpaceStyle ) || "";
444		element.removeData( dataSpaceStyle );
445	},
446
447	mode: function( element, mode ) {
448		var hidden = element.is( ":hidden" );
449
450		if ( mode === "toggle" ) {
451			mode = hidden ? "show" : "hide";
452		}
453		if ( hidden ? mode === "hide" : mode === "show" ) {
454			mode = "none";
455		}
456		return mode;
457	},
458
459	// Translates a [top,left] array into a baseline value
460	getBaseline: function( origin, original ) {
461		var y, x;
462
463		switch ( origin[ 0 ] ) {
464		case "top":
465			y = 0;
466			break;
467		case "middle":
468			y = 0.5;
469			break;
470		case "bottom":
471			y = 1;
472			break;
473		default:
474			y = origin[ 0 ] / original.height;
475		}
476
477		switch ( origin[ 1 ] ) {
478		case "left":
479			x = 0;
480			break;
481		case "center":
482			x = 0.5;
483			break;
484		case "right":
485			x = 1;
486			break;
487		default:
488			x = origin[ 1 ] / original.width;
489		}
490
491		return {
492			x: x,
493			y: y
494		};
495	},
496
497	// Creates a placeholder element so that the original element can be made absolute
498	createPlaceholder: function( element ) {
499		var placeholder,
500			cssPosition = element.css( "position" ),
501			position = element.position();
502
503		// Lock in margins first to account for form elements, which
504		// will change margin if you explicitly set height
505		// see: https://jsfiddle.net/JZSMt/3/ https://bugs.webkit.org/show_bug.cgi?id=107380
506		// Support: Safari
507		element.css( {
508			marginTop: element.css( "marginTop" ),
509			marginBottom: element.css( "marginBottom" ),
510			marginLeft: element.css( "marginLeft" ),
511			marginRight: element.css( "marginRight" )
512		} )
513		.outerWidth( element.outerWidth() )
514		.outerHeight( element.outerHeight() );
515
516		if ( /^(static|relative)/.test( cssPosition ) ) {
517			cssPosition = "absolute";
518
519			placeholder = $( "<" + element[ 0 ].nodeName + ">" ).insertAfter( element ).css( {
520
521				// Convert inline to inline block to account for inline elements
522				// that turn to inline block based on content (like img)
523				display: /^(inline|ruby)/.test( element.css( "display" ) ) ?
524					"inline-block" :
525					"block",
526				visibility: "hidden",
527
528				// Margins need to be set to account for margin collapse
529				marginTop: element.css( "marginTop" ),
530				marginBottom: element.css( "marginBottom" ),
531				marginLeft: element.css( "marginLeft" ),
532				marginRight: element.css( "marginRight" ),
533				"float": element.css( "float" )
534			} )
535			.outerWidth( element.outerWidth() )
536			.outerHeight( element.outerHeight() )
537			.addClass( "ui-effects-placeholder" );
538
539			element.data( dataSpace + "placeholder", placeholder );
540		}
541
542		element.css( {
543			position: cssPosition,
544			left: position.left,
545			top: position.top
546		} );
547
548		return placeholder;
549	},
550
551	removePlaceholder: function( element ) {
552		var dataKey = dataSpace + "placeholder",
553				placeholder = element.data( dataKey );
554
555		if ( placeholder ) {
556			placeholder.remove();
557			element.removeData( dataKey );
558		}
559	},
560
561	// Removes a placeholder if it exists and restores
562	// properties that were modified during placeholder creation
563	cleanUp: function( element ) {
564		$.effects.restoreStyle( element );
565		$.effects.removePlaceholder( element );
566	},
567
568	setTransition: function( element, list, factor, value ) {
569		value = value || {};
570		$.each( list, function( i, x ) {
571			var unit = element.cssUnit( x );
572			if ( unit[ 0 ] > 0 ) {
573				value[ x ] = unit[ 0 ] * factor + unit[ 1 ];
574			}
575		} );
576		return value;
577	}
578} );
579
580// Return an effect options object for the given parameters:
581function _normalizeArguments( effect, options, speed, callback ) {
582
583	// Allow passing all options as the first parameter
584	if ( $.isPlainObject( effect ) ) {
585		options = effect;
586		effect = effect.effect;
587	}
588
589	// Convert to an object
590	effect = { effect: effect };
591
592	// Catch (effect, null, ...)
593	if ( options == null ) {
594		options = {};
595	}
596
597	// Catch (effect, callback)
598	if ( typeof options === "function" ) {
599		callback = options;
600		speed = null;
601		options = {};
602	}
603
604	// Catch (effect, speed, ?)
605	if ( typeof options === "number" || $.fx.speeds[ options ] ) {
606		callback = speed;
607		speed = options;
608		options = {};
609	}
610
611	// Catch (effect, options, callback)
612	if ( typeof speed === "function" ) {
613		callback = speed;
614		speed = null;
615	}
616
617	// Add options to effect
618	if ( options ) {
619		$.extend( effect, options );
620	}
621
622	speed = speed || options.duration;
623	effect.duration = $.fx.off ? 0 :
624		typeof speed === "number" ? speed :
625		speed in $.fx.speeds ? $.fx.speeds[ speed ] :
626		$.fx.speeds._default;
627
628	effect.complete = callback || options.complete;
629
630	return effect;
631}
632
633function standardAnimationOption( option ) {
634
635	// Valid standard speeds (nothing, number, named speed)
636	if ( !option || typeof option === "number" || $.fx.speeds[ option ] ) {
637		return true;
638	}
639
640	// Invalid strings - treat as "normal" speed
641	if ( typeof option === "string" && !$.effects.effect[ option ] ) {
642		return true;
643	}
644
645	// Complete callback
646	if ( typeof option === "function" ) {
647		return true;
648	}
649
650	// Options hash (but not naming an effect)
651	if ( typeof option === "object" && !option.effect ) {
652		return true;
653	}
654
655	// Didn't match any standard API
656	return false;
657}
658
659$.fn.extend( {
660	effect: function( /* effect, options, speed, callback */ ) {
661		var args = _normalizeArguments.apply( this, arguments ),
662			effectMethod = $.effects.effect[ args.effect ],
663			defaultMode = effectMethod.mode,
664			queue = args.queue,
665			queueName = queue || "fx",
666			complete = args.complete,
667			mode = args.mode,
668			modes = [],
669			prefilter = function( next ) {
670				var el = $( this ),
671					normalizedMode = $.effects.mode( el, mode ) || defaultMode;
672
673				// Sentinel for duck-punching the :animated pseudo-selector
674				el.data( dataSpaceAnimated, true );
675
676				// Save effect mode for later use,
677				// we can't just call $.effects.mode again later,
678				// as the .show() below destroys the initial state
679				modes.push( normalizedMode );
680
681				// See $.uiBackCompat inside of run() for removal of defaultMode in 1.14
682				if ( defaultMode && ( normalizedMode === "show" ||
683						( normalizedMode === defaultMode && normalizedMode === "hide" ) ) ) {
684					el.show();
685				}
686
687				if ( !defaultMode || normalizedMode !== "none" ) {
688					$.effects.saveStyle( el );
689				}
690
691				if ( typeof next === "function" ) {
692					next();
693				}
694			};
695
696		if ( $.fx.off || !effectMethod ) {
697
698			// Delegate to the original method (e.g., .show()) if possible
699			if ( mode ) {
700				return this[ mode ]( args.duration, complete );
701			} else {
702				return this.each( function() {
703					if ( complete ) {
704						complete.call( this );
705					}
706				} );
707			}
708		}
709
710		function run( next ) {
711			var elem = $( this );
712
713			function cleanup() {
714				elem.removeData( dataSpaceAnimated );
715
716				$.effects.cleanUp( elem );
717
718				if ( args.mode === "hide" ) {
719					elem.hide();
720				}
721
722				done();
723			}
724
725			function done() {
726				if ( typeof complete === "function" ) {
727					complete.call( elem[ 0 ] );
728				}
729
730				if ( typeof next === "function" ) {
731					next();
732				}
733			}
734
735			// Override mode option on a per element basis,
736			// as toggle can be either show or hide depending on element state
737			args.mode = modes.shift();
738
739			if ( $.uiBackCompat === true && !defaultMode ) {
740				if ( elem.is( ":hidden" ) ? mode === "hide" : mode === "show" ) {
741
742					// Call the core method to track "olddisplay" properly
743					elem[ mode ]();
744					done();
745				} else {
746					effectMethod.call( elem[ 0 ], args, done );
747				}
748			} else {
749				if ( args.mode === "none" ) {
750
751					// Call the core method to track "olddisplay" properly
752					elem[ mode ]();
753					done();
754				} else {
755					effectMethod.call( elem[ 0 ], args, cleanup );
756				}
757			}
758		}
759
760		// Run prefilter on all elements first to ensure that
761		// any showing or hiding happens before placeholder creation,
762		// which ensures that any layout changes are correctly captured.
763		return queue === false ?
764			this.each( prefilter ).each( run ) :
765			this.queue( queueName, prefilter ).queue( queueName, run );
766	},
767
768	show: ( function( orig ) {
769		return function( option ) {
770			if ( standardAnimationOption( option ) ) {
771				return orig.apply( this, arguments );
772			} else {
773				var args = _normalizeArguments.apply( this, arguments );
774				args.mode = "show";
775				return this.effect.call( this, args );
776			}
777		};
778	} )( $.fn.show ),
779
780	hide: ( function( orig ) {
781		return function( option ) {
782			if ( standardAnimationOption( option ) ) {
783				return orig.apply( this, arguments );
784			} else {
785				var args = _normalizeArguments.apply( this, arguments );
786				args.mode = "hide";
787				return this.effect.call( this, args );
788			}
789		};
790	} )( $.fn.hide ),
791
792	toggle: ( function( orig ) {
793		return function( option ) {
794			if ( standardAnimationOption( option ) || typeof option === "boolean" ) {
795				return orig.apply( this, arguments );
796			} else {
797				var args = _normalizeArguments.apply( this, arguments );
798				args.mode = "toggle";
799				return this.effect.call( this, args );
800			}
801		};
802	} )( $.fn.toggle ),
803
804	cssUnit: function( key ) {
805		var style = this.css( key ),
806			val = [];
807
808		$.each( [ "em", "px", "%", "pt" ], function( i, unit ) {
809			if ( style.indexOf( unit ) > 0 ) {
810				val = [ parseFloat( style ), unit ];
811			}
812		} );
813		return val;
814	},
815
816	cssClip: function( clipObj ) {
817		if ( clipObj ) {
818			return this.css( "clip", "rect(" + clipObj.top + "px " + clipObj.right + "px " +
819				clipObj.bottom + "px " + clipObj.left + "px)" );
820		}
821		return parseClip( this.css( "clip" ), this );
822	},
823
824	transfer: function( options, done ) {
825		var element = $( this ),
826			target = $( options.to ),
827			targetFixed = target.css( "position" ) === "fixed",
828			body = $( "body" ),
829			fixTop = targetFixed ? body.scrollTop() : 0,
830			fixLeft = targetFixed ? body.scrollLeft() : 0,
831			endPosition = target.offset(),
832			animation = {
833				top: endPosition.top - fixTop,
834				left: endPosition.left - fixLeft,
835				height: target.innerHeight(),
836				width: target.innerWidth()
837			},
838			startPosition = element.offset(),
839			transfer = $( "<div class='ui-effects-transfer'></div>" );
840
841		transfer
842			.appendTo( "body" )
843			.addClass( options.className )
844			.css( {
845				top: startPosition.top - fixTop,
846				left: startPosition.left - fixLeft,
847				height: element.innerHeight(),
848				width: element.innerWidth(),
849				position: targetFixed ? "fixed" : "absolute"
850			} )
851			.animate( animation, options.duration, options.easing, function() {
852				transfer.remove();
853				if ( typeof done === "function" ) {
854					done();
855				}
856			} );
857	}
858} );
859
860function parseClip( str, element ) {
861		var outerWidth = element.outerWidth(),
862			outerHeight = element.outerHeight(),
863			clipRegex = /^rect\((-?\d*\.?\d*px|-?\d+%|auto),?\s*(-?\d*\.?\d*px|-?\d+%|auto),?\s*(-?\d*\.?\d*px|-?\d+%|auto),?\s*(-?\d*\.?\d*px|-?\d+%|auto)\)$/,
864			values = clipRegex.exec( str ) || [ "", 0, outerWidth, outerHeight, 0 ];
865
866		return {
867			top: parseFloat( values[ 1 ] ) || 0,
868			right: values[ 2 ] === "auto" ? outerWidth : parseFloat( values[ 2 ] ),
869			bottom: values[ 3 ] === "auto" ? outerHeight : parseFloat( values[ 3 ] ),
870			left: parseFloat( values[ 4 ] ) || 0
871		};
872}
873
874$.fx.step.clip = function( fx ) {
875	if ( !fx.clipInit ) {
876		fx.start = $( fx.elem ).cssClip();
877		if ( typeof fx.end === "string" ) {
878			fx.end = parseClip( fx.end, fx.elem );
879		}
880		fx.clipInit = true;
881	}
882
883	$( fx.elem ).cssClip( {
884		top: fx.pos * ( fx.end.top - fx.start.top ) + fx.start.top,
885		right: fx.pos * ( fx.end.right - fx.start.right ) + fx.start.right,
886		bottom: fx.pos * ( fx.end.bottom - fx.start.bottom ) + fx.start.bottom,
887		left: fx.pos * ( fx.end.left - fx.start.left ) + fx.start.left
888	} );
889};
890
891} )();
892
893/******************************************************************************/
894/*********************************** EASING ***********************************/
895/******************************************************************************/
896
897( function() {
898
899// Based on easing equations from Robert Penner (http://robertpenner.com/easing)
900
901var baseEasings = {};
902
903$.each( [ "Quad", "Cubic", "Quart", "Quint", "Expo" ], function( i, name ) {
904	baseEasings[ name ] = function( p ) {
905		return Math.pow( p, i + 2 );
906	};
907} );
908
909$.extend( baseEasings, {
910	Sine: function( p ) {
911		return 1 - Math.cos( p * Math.PI / 2 );
912	},
913	Circ: function( p ) {
914		return 1 - Math.sqrt( 1 - p * p );
915	},
916	Elastic: function( p ) {
917		return p === 0 || p === 1 ? p :
918			-Math.pow( 2, 8 * ( p - 1 ) ) * Math.sin( ( ( p - 1 ) * 80 - 7.5 ) * Math.PI / 15 );
919	},
920	Back: function( p ) {
921		return p * p * ( 3 * p - 2 );
922	},
923	Bounce: function( p ) {
924		var pow2,
925			bounce = 4;
926
927		while ( p < ( ( pow2 = Math.pow( 2, --bounce ) ) - 1 ) / 11 ) {}
928		return 1 / Math.pow( 4, 3 - bounce ) - 7.5625 * Math.pow( ( pow2 * 3 - 2 ) / 22 - p, 2 );
929	}
930} );
931
932$.each( baseEasings, function( name, easeIn ) {
933	$.easing[ "easeIn" + name ] = easeIn;
934	$.easing[ "easeOut" + name ] = function( p ) {
935		return 1 - easeIn( 1 - p );
936	};
937	$.easing[ "easeInOut" + name ] = function( p ) {
938		return p < 0.5 ?
939			easeIn( p * 2 ) / 2 :
940			1 - easeIn( p * -2 + 2 ) / 2;
941	};
942} );
943
944} )();
945
946return $.effects;
947
948} );