插件描述:把一个按钮触发成全屏聚焦的窗口的脚本,真是特别的流弊~
使用教程
本代码兼容Chrome, Firefox, Safari, Opera,而IE需要9.0或以上版本(IE9+)
STEP 1: 创建HTML布局
<section class="cd-section"> <!-- section content here --> <div class="cd-modal-action"> <a href="#0" class="btn" data-type="modal-trigger">Fire Modal Window</a> <!? 这是窗体按钮 --> <span class="cd-modal-bg"></span> </div> <div class="cd-modal"> <div class="cd-modal-content"> <!? 这是窗体内容区域 --> </div> </div> <a href="#0" class="cd-modal-close">Close</a> <!? 这是关闭按钮 --> </section>
STEP 2: 添加CSS样式
.cd-modal-action { position:relative; } .cd-modal-action .btn { width:12.5em; height:4em; background-color:#123758; border-radius:5em; transition:color 0.2s 0.3s,width 0.3s 0s; } .cd-modal-action .btn.to-circle { width:4em; color:transparent; transition:color 0.2s 0s,width 0.3s 0.2s; } .cd-modal-action .cd-modal-bg { position:absolute; top:0; left:50%; transform:translateX(-2em); width:4em; height:4em; background-color:#123758; border-radius:50%; opacity:0; visibility:hidden; transition:visibility 0s 0.5s; } .cd-modal-action .cd-modal-bg.is-visible { opacity:1; visibility:visible; }
STEP 3: 添加jQuery
本代码使用了jQuery,你可以通过下面代码来修改窗口大小。
var btnRadius = $('.cd-modal-bg').width() / 2, left = $('.cd-modal-bg').offset().left + btnRadius, top = $('.cd-modal-bg').offset().top + btnRadius - $(window).scrollTop(), scale = scaleValue(top, left, btnRadius, $(window).height(), $(window).width()); function scaleValue(topValue, leftValue, radiusValue, windowW, windowH) { var maxDistHor = (leftValue > windowW / 2) ? leftValue: (windowW - leftValue), maxDistVert = (topValue > windowH / 2) ? topValue: (windowH - topValue); return Math.ceil(Math.sqrt(Math.pow(maxDistHor, 2) + Math.pow(maxDistVert, 2)) / radiusValue); }