1 /*! |
|
2 * jQuery UI Effects Bounce 1.10.3 |
|
3 * http://jqueryui.com |
|
4 * |
|
5 * Copyright 2013 jQuery Foundation and other contributors |
|
6 * Released under the MIT license. |
|
7 * http://jquery.org/license |
|
8 * |
|
9 * http://api.jqueryui.com/bounce-effect/ |
|
10 * |
|
11 * Depends: |
|
12 * jquery.ui.effect.js |
|
13 */ |
|
14 (function( $, undefined ) { |
|
15 |
|
16 $.effects.effect.bounce = function( o, done ) { |
|
17 var el = $( this ), |
|
18 props = [ "position", "top", "bottom", "left", "right", "height", "width" ], |
|
19 |
|
20 // defaults: |
|
21 mode = $.effects.setMode( el, o.mode || "effect" ), |
|
22 hide = mode === "hide", |
|
23 show = mode === "show", |
|
24 direction = o.direction || "up", |
|
25 distance = o.distance, |
|
26 times = o.times || 5, |
|
27 |
|
28 // number of internal animations |
|
29 anims = times * 2 + ( show || hide ? 1 : 0 ), |
|
30 speed = o.duration / anims, |
|
31 easing = o.easing, |
|
32 |
|
33 // utility: |
|
34 ref = ( direction === "up" || direction === "down" ) ? "top" : "left", |
|
35 motion = ( direction === "up" || direction === "left" ), |
|
36 i, |
|
37 upAnim, |
|
38 downAnim, |
|
39 |
|
40 // we will need to re-assemble the queue to stack our animations in place |
|
41 queue = el.queue(), |
|
42 queuelen = queue.length; |
|
43 |
|
44 // Avoid touching opacity to prevent clearType and PNG issues in IE |
|
45 if ( show || hide ) { |
|
46 props.push( "opacity" ); |
|
47 } |
|
48 |
|
49 $.effects.save( el, props ); |
|
50 el.show(); |
|
51 $.effects.createWrapper( el ); // Create Wrapper |
|
52 |
|
53 // default distance for the BIGGEST bounce is the outer Distance / 3 |
|
54 if ( !distance ) { |
|
55 distance = el[ ref === "top" ? "outerHeight" : "outerWidth" ]() / 3; |
|
56 } |
|
57 |
|
58 if ( show ) { |
|
59 downAnim = { opacity: 1 }; |
|
60 downAnim[ ref ] = 0; |
|
61 |
|
62 // if we are showing, force opacity 0 and set the initial position |
|
63 // then do the "first" animation |
|
64 el.css( "opacity", 0 ) |
|
65 .css( ref, motion ? -distance * 2 : distance * 2 ) |
|
66 .animate( downAnim, speed, easing ); |
|
67 } |
|
68 |
|
69 // start at the smallest distance if we are hiding |
|
70 if ( hide ) { |
|
71 distance = distance / Math.pow( 2, times - 1 ); |
|
72 } |
|
73 |
|
74 downAnim = {}; |
|
75 downAnim[ ref ] = 0; |
|
76 // Bounces up/down/left/right then back to 0 -- times * 2 animations happen here |
|
77 for ( i = 0; i < times; i++ ) { |
|
78 upAnim = {}; |
|
79 upAnim[ ref ] = ( motion ? "-=" : "+=" ) + distance; |
|
80 |
|
81 el.animate( upAnim, speed, easing ) |
|
82 .animate( downAnim, speed, easing ); |
|
83 |
|
84 distance = hide ? distance * 2 : distance / 2; |
|
85 } |
|
86 |
|
87 // Last Bounce when Hiding |
|
88 if ( hide ) { |
|
89 upAnim = { opacity: 0 }; |
|
90 upAnim[ ref ] = ( motion ? "-=" : "+=" ) + distance; |
|
91 |
|
92 el.animate( upAnim, speed, easing ); |
|
93 } |
|
94 |
|
95 el.queue(function() { |
|
96 if ( hide ) { |
|
97 el.hide(); |
|
98 } |
|
99 $.effects.restore( el, props ); |
|
100 $.effects.removeWrapper( el ); |
|
101 done(); |
|
102 }); |
|
103 |
|
104 // inject all the animations we just queued to be first in line (after "inprogress") |
|
105 if ( queuelen > 1) { |
|
106 queue.splice.apply( queue, |
|
107 [ 1, 0 ].concat( queue.splice( queuelen, anims + 1 ) ) ); |
|
108 } |
|
109 el.dequeue(); |
|
110 |
|
111 }; |
|
112 |
|
113 })(jQuery); |
|