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KnockoutでシーケンシャルなjQueryアニメーション ref: http://qiita.com/sukobuto/items/252fe0a6615bc79563d9
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// 生成 | |
var seq = new ko.jqvs.Sequencer( func_array, [group_id] ); | |
// 最初から開始 | |
seq.start(); | |
// 停止 | |
seq.stop(); | |
// 再開 | |
seq.resume(); |
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// 配列に挿入する関数の形式 | |
function (next) { | |
// 引数 next は次のアニメーションを実行するための関数 | |
// next(); のように呼び出すことで次の処理を実行できる。 | |
// アニメーションの完了時に呼び出されるようにするには | |
// 次のようにコールバックに指定する。 | |
$a.animate( | |
{ width: 100 }, | |
{ complete: next } | |
); | |
} |
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<label> | |
<input type="checkbox" data-bind="checked: opened"/> | |
Open/Close | |
</label> | |
<div class="wrapper" id="a" data-bind="visualState: { opened: opened }"> | |
<div class="container" id="b"> | |
<div class="item" id="c"></div> | |
<div class="item" id="d"></div> | |
<div class="item" id="e"></div> | |
</div> | |
</div> |
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var $a = $('#a') | |
, $b = $('#b') | |
, $c = $('#c') | |
, $d = $('#d') | |
, $e = $('#e') | |
, base_duration = 'fast' | |
, wrapper_style = { | |
shown: { | |
width: 240, | |
height: 240, | |
padding: 20 | |
}, | |
hidden: { | |
width: 0, | |
height: 0, | |
padding: 0 | |
} | |
} | |
, seq_open = new ko.jqvs.Sequencer([ // オープン用のアニメーションシーケンス | |
function(next) { $a.stop().animate(wrapper_style.shown, {complete: next}) }, | |
function(next) { $b.stop().slideDown(base_duration, next) }, | |
function(next) { $c.stop().fadeIn(base_duration, next) }, | |
function(next) { $d.stop().animate({ height: 40 }, {complete: next}) }, | |
function(next) { $d.stop().animate({ width: 160 }, {complete: next}) }, | |
function(next) { $e.stop().slideDown(base_duration, next) } | |
], 'seq_group_a') | |
, seq_close = new ko.jqvs.Sequencer([ // クローズ用のアニメーションシーケンス | |
function(next) { $e.stop().slideUp(base_duration, next) }, | |
function(next) { $d.stop().animate({ width: 0 }, next) }, | |
function(next) { $d.animate({ height: 0 }, {completed: next}) }, | |
function(next) { $c.stop().fadeOut(base_duration, next) }, | |
function(next) { $b.stop().slideUp(base_duration, next) }, | |
function(next) { $a.stop().animate(wrapper_style.hidden, {complete: next}) } | |
], 'seq_group_a') | |
; | |
$('.wrapper') | |
.on('jqvs-init', function(e, state) { | |
if (ko.unwrap(state.opened)) { | |
$a.css(wrapper_style.shown); | |
} else { | |
$a.css(wrapper_style.hidden); | |
$b.hide(); | |
$c.hide(); | |
$d.css({ width: 0, height: 0 }); | |
$e.hide(); | |
} | |
}) | |
.on('jqvs-changed', function(e, state) { | |
ko.unwrap(state.opened) | |
? seq_open.start() // オープン実行 | |
: seq_close.start(); // クローズ実行 | |
}); |
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function ViewModel() { | |
this.opened = ko.observable(false); | |
} | |
ko.applyBindings(new ViewModel()); |
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