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從下到上淡入隱藏元素

[英]Fade in hidden element from bottom to top

我有一個頁面,其中有一個main-section ,頂部欄占據屏幕的100%高度。 由於我的top-bar高度為77px因此它在CSS中的設置如下:

#app {
  position: relative;
  height: 100%;
  width: 100%;
  background-image: url('/img/cover.png');
  background-size: cover;
}

#main-section {
  position: absolute;
  top: 77px;
  left: 0;
  width: 100%;
}

#magazine-detail {
  position: absolute;
  top: 77px;
  left: 0;
  width: 100%;
}

這是它在html中的外觀:

<div id="app">

    @section('topBar')
      @include('customer.layouts.partials.top-bar')
    @show

    <div id="main-section">
      @section('header')
        @include('customer.layouts.partials.header')
      @show

      @section('carousel')
        @include('customer.layouts.partials.carousel')
      @show
    </div>

    <div id="magazine-detail">
      @section('magazine-detail')
        @include('customer.layouts.partials.magazine-detail')
      @show
    </div>

    <div class="large-10 large-centered columns content">
      @yield('content')
    </div>
  </div>

最初, main-section可見,而magazine-detail則隱藏。 單擊按鈕時,雜志詳細信息將占用主要部分的空間。 我在js的每個部分中都使用fadeIn,fadeOut做到了這一點。 文件:

$('#magazine-detail').fadeIn(2000);
$('#main-section').fadeOut(2000);

我想知道如何使它淡入淡出,以使其看起來像抽屜般的效果從底部到頂部?

您可以使用jqueryui的“放置”效果,這是我使用docs(api.jqueryui.com/drop-effect/)制作的小提琴

https://jsfiddle.net/6L0gkvhq/1/

    $('#button').click(function() {
      $("#toggle").toggle("drop", {direction: "down"});
      $("#main").toggle("fade");
    });

或使用api.jquery.com/animate/

如果我正確理解了您的問題,動畫clip可能是您最好的選擇:

CSS:

#magazine-detail {
  position: absolute;
  top: 77px;
  display: none;
}

JavaScript:

var $md = $('#magazine-detail');

    $md.show();
    $('#main-section').fadeOut(2000);
    $({val: $md.height()}).animate(
    {val: 0},
    {
        duration: 2000,
        step: function (now) {
        $md.css('clip', 
                'rect(' + now + 'px, ' + $md.width() + 'px, ' + $md.height() + 'px, 0px)'
               );
      } 
    }
  );

片段:

 $('button').click(function() { var $md = $('#magazine-detail'); $md.show(); $('#main-section').fadeOut(2000); $({val: $md.height()}).animate( {val: 0}, { duration: 2000, step: function (now) { $md.css('clip', 'rect(' + now + 'px, ' + $md.width() + 'px, ' + $md.height() + 'px, 0px)' ); } } ); }); 
 div { font: 16px arial; width: 600px; } #main-section { position: absolute; top: 77px; } #magazine-detail { position: absolute; top: 77px; display: none; } 
 <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script> <button> Show detail </button> <div id="main-section"> Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.<br> <img src="http://lorempixel.com/400/100/"> </div> <div id="magazine-detail"> <img src="http://lorempixel.com/200/100/"><br> Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem aperiam, eaque ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt explicabo. Nemo enim ipsam voluptatem quia voluptas sit aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos qui ratione voluptatem sequi nesciunt. Neque porro quisquam est, qui dolorem ipsum quia dolor sit amet, consectetur, adipisci velit, sed quia non numquam eius modi tempora incidunt ut labore et dolore magnam aliquam quaerat voluptatem. </div> 

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