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1 /*!
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2 * jQuery UI Effects Drop 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/drop-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.drop = 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", "opacity", "height", "width" ],
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20 mode = $.effects.setMode( el, o.mode || "hide" ),
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21 show = mode === "show",
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22 direction = o.direction || "left",
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23 ref = ( direction === "up" || direction === "down" ) ? "top" : "left",
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24 motion = ( direction === "up" || direction === "left" ) ? "pos" : "neg",
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25 animation = {
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26 opacity: show ? 1 : 0
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27 },
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28 distance;
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29
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30 // Adjust
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31 $.effects.save( el, props );
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32 el.show();
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33 $.effects.createWrapper( el );
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34
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35 distance = o.distance || el[ ref === "top" ? "outerHeight": "outerWidth" ]( true ) / 2;
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36
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37 if ( show ) {
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38 el
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39 .css( "opacity", 0 )
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40 .css( ref, motion === "pos" ? -distance : distance );
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41 }
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42
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43 // Animation
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44 animation[ ref ] = ( show ?
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45 ( motion === "pos" ? "+=" : "-=" ) :
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46 ( motion === "pos" ? "-=" : "+=" ) ) +
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47 distance;
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48
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49 // Animate
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50 el.animate( animation, {
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51 queue: false,
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52 duration: o.duration,
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53 easing: o.easing,
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54 complete: function() {
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55 if ( mode === "hide" ) {
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56 el.hide();
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57 }
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58 $.effects.restore( el, props );
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59 $.effects.removeWrapper( el );
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60 done();
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61 }
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62 });
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63 };
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64
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65 })(jQuery);
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