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/*!

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* jQuery UI Effects Shake 1.13.3

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* https://jqueryui.com

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* Copyright OpenJS Foundation and other contributors

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* Released under the MIT license.

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* https://jquery.org/license

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//>>label: Shake Effect

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//>>group: Effects

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//>>description: Shakes an element horizontally or vertically n times.

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//>>docs: https://api.jqueryui.com/shake-effect/

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//>>demos: https://jqueryui.com/effect/

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( function( factory ) {

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"use strict";

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if ( typeof define === "function" && define.amd ) {

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// AMD. Register as an anonymous module.

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define( [

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"jquery",

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"../version",

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"../effect"

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], factory );

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} else {

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// Browser globals

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factory( jQuery );

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}

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} )( function( $ ) {

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"use strict";

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return $.effects.define( "shake", function( options, done ) {

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var i = 1,

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element = $( this ),

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direction = options.direction || "left",

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distance = options.distance || 20,

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times = options.times || 3,

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anims = times * 2 + 1,

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speed = Math.round( options.duration / anims ),

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ref = ( direction === "up" || direction === "down" ) ? "top" : "left",

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positiveMotion = ( direction === "up" || direction === "left" ),

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animation = {},

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animation1 = {},

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animation2 = {},

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queuelen = element.queue().length;

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$.effects.createPlaceholder( element );

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// Animation

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animation[ ref ] = ( positiveMotion ? "-=" : "+=" ) + distance;

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animation1[ ref ] = ( positiveMotion ? "+=" : "-=" ) + distance * 2;

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animation2[ ref ] = ( positiveMotion ? "-=" : "+=" ) + distance * 2;

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// Animate

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element.animate( animation, speed, options.easing );

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// Shakes

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for ( ; i < times; i++ ) {

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element

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.animate( animation1, speed, options.easing )

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.animate( animation2, speed, options.easing );

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}

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element

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.animate( animation1, speed, options.easing )

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.animate( animation, speed / 2, options.easing )

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.queue( done );

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$.effects.unshift( element, queuelen, anims + 1 );

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} );

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} );

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