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1 /*!
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2 * jQuery UI Effects Shake 1.10.4
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3 * http://jqueryui.com
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4 *
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5 * Copyright 2014 jQuery Foundation and other contributors
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6 * Released under the MIT license.
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7 * http://jquery.org/license
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8 *
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9 * http://api.jqueryui.com/shake-effect/
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10 *
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11 * Depends:
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12 * jquery.ui.effect.js
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13 */
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14 (function( $, undefined ) {
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15
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16 $.effects.effect.shake = function( o, done ) {
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17
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18 var el = $( this ),
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19 props = [ "position", "top", "bottom", "left", "right", "height", "width" ],
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20 mode = $.effects.setMode( el, o.mode || "effect" ),
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21 direction = o.direction || "left",
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22 distance = o.distance || 20,
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23 times = o.times || 3,
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24 anims = times * 2 + 1,
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25 speed = Math.round(o.duration/anims),
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26 ref = (direction === "up" || direction === "down") ? "top" : "left",
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27 positiveMotion = (direction === "up" || direction === "left"),
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28 animation = {},
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29 animation1 = {},
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30 animation2 = {},
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31 i,
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32
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33 // we will need to re-assemble the queue to stack our animations in place
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34 queue = el.queue(),
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35 queuelen = queue.length;
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36
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37 $.effects.save( el, props );
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38 el.show();
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39 $.effects.createWrapper( el );
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40
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41 // Animation
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42 animation[ ref ] = ( positiveMotion ? "-=" : "+=" ) + distance;
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43 animation1[ ref ] = ( positiveMotion ? "+=" : "-=" ) + distance * 2;
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44 animation2[ ref ] = ( positiveMotion ? "-=" : "+=" ) + distance * 2;
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45
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46 // Animate
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47 el.animate( animation, speed, o.easing );
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48
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49 // Shakes
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50 for ( i = 1; i < times; i++ ) {
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51 el.animate( animation1, speed, o.easing ).animate( animation2, speed, o.easing );
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52 }
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53 el
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54 .animate( animation1, speed, o.easing )
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55 .animate( animation, speed / 2, o.easing )
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56 .queue(function() {
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57 if ( mode === "hide" ) {
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58 el.hide();
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59 }
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60 $.effects.restore( el, props );
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61 $.effects.removeWrapper( el );
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62 done();
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63 });
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64
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65 // inject all the animations we just queued to be first in line (after "inprogress")
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66 if ( queuelen > 1) {
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67 queue.splice.apply( queue,
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68 [ 1, 0 ].concat( queue.splice( queuelen, anims + 1 ) ) );
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69 }
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70 el.dequeue();
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71
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72 };
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73
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74 })(jQuery);
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