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html滑动仿悬浮球菜单效果的实现

人浏览  发布时间:2021-03-15

这篇文章主要介绍了html滑动仿悬浮球菜单效果的实现,本文通过实例代码给大家介绍的非常详细,对大家的学习或工作具有一定的参考借鉴价值,需要的朋友可以参考下...

这篇文章主要介绍了html滑动仿悬浮球菜单效果的实现,本文通过实例代码给大家介绍的非常详细,对大家的学习或工作具有一定的参考借鉴价值,需要的朋友可以参考下
css样式:
html,body{
width: 100%;
height: 100%;
margin: 0;padding: 0;
}
 
/*导航图标*/
.NMH-g-navicon{
position: fixed;
top: 40%;
right: 020px;
width: 100px;
height: 100px;
}
.NMH-g-navicon.Jnmh-onleft{
right: auto;
left: 020px;
}
/*导航图标logo按钮*/
.NMH-g-navicon .Jnmh-btnlogo{
position: absolute;
display: block;
width: 100px;
height: 100px;
top: 50%;
right: 0;
margin-top: -50px;
border: 0;
background: url(img/icon_128.png) no-repeat center center;
    background-size: 95% 95%;
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: rgba(0, 0, 0, 0.12) 0px 6px 10px 0px;
outline: none;
border-radius: 50%;
z-index: 1;
}
.NMH-g-navicon .Jnmh-btnlogohover{
position: absolute;
display: block;
width: 100px;
height: 100px;
top: 50%;
right: 0;
margin: 0;padding: 0;
margin-top: -50px;
border: 0;
overflow: hidden;
/*background-color: red;*/
}
 
/*导航图标logo按钮-鼠标经过*/
.NMH-g-navicon.Jnmh-open .Jnmh-btnlogohover{
margin-top: -150px;
width: 200px;
height: 300px;
border-radius: 150px 0 0 150px;
}
.NMH-g-navicon.Jnmh-onleft .Jnmh-btnlogohover{
left: 0;
right: auto;
border-radius: 0 150px 150px 0;
}
/*导航图标菜单子容器*/
.NMH-g-navicon .Jnmh-m-submenu{
position: absolute;
background-color: transparent;
list-style: none;
top: -020px;
bottom: -020px;
left: -020px;
right: -020px;
margin: 0;
padding: 0;
}
 
.NMH-g-navicon .Jnmh-m-submenu .Jnmh-subli{
position: absolute;
width: 100%;height: 100%;
transform: rotate(0deg);
    -webkit-transform: rotate(0deg);
    transition: all 0.8s ease-in-out;
}
 
.Jnmh-m-submenu .Jnmh-subdl{
position: absolute;
    left: 50%;
    bottom: 100%;
    width: 0;
    height: 0;
    line-height: 1px;
    margin-left: 0;
    background: #fff;
    border-radius: 50%;
    text-align: center;
    font-size: 1px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: none;
    transition: all 0.8s ease-in-out, color 0.1s, background 0.1s;
}
/*导航图标-展开菜单时*/
.NMH-g-navicon.Jnmh-open .Jnmh-m-submenu .Jnmh-subdl{
width: 80px;
    height: 80px;
    line-height: 80px;
    margin-left: -40px;
    box-shadow: 0 3px 3px rgba(0, 0, 0, 0.1);
    font-size: 14px;
}
/*导航图标-三级菜单容器*/
.NMH-g-navicon.Jnmh-open .Jnmh-m-submenu .Jnmh-subdd{
position: absolute;
line-height: normal;
}
html代码:
<div id="nmh-navicon" class="NMH-g-plugin NMH-g-navicon">
<button class="Jnmh-btnlogo"></button>
<ins class="Jnmh-btnlogohover"></ins>
<ul class="Jnmh-m-submenu">
<li class="Jnmh-subli">
<dl class="Jnmh-subdl">
<dt class="NMH-subdt">电商平台</dt>
<dd class="NMH-subdd"></dd>
</dl>
</li>
<li class="Jnmh-subli">
<dl class="Jnmh-subdl">
<dt class="NMH-subdt">选品平台</dt>
<dd class="NMH-subdd"></dd>
</dl>
</li>
<li class="Jnmh-subli">
<dl class="Jnmh-subdl">
<dt class="NMH-subdt">会员升级</dt>
<dd class="NMH-subdd"></dd>
</dl>
</li>
<li class="Jnmh-subli">
<dl class="Jnmh-subdl">
<dt class="NMH-subdt">产品操作</dt>
<dd class="NMH-subdd"></dd>
</dl>
</li>
<li class="Jnmh-subli">
<dl class="Jnmh-subdl">
<dt class="NMH-subdt">个人中心</dt>
<dd class="NMH-subdd"></dd>
</dl>
</li>
</ul>
</div>
javascript代码:
<script type="text/javascript" src="https://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
<script type="text/javascript">
// 监听鼠标移入logo事件
$(document).on('mouseenter','.Jnmh-btnlogo',function(){
$('#nmh-navicon').addClass('Jnmh-open');
GtoggleNavlogo();
});
// 监听鼠标移除导航球移除事件(展开收缩悬浮球为什么不直接监听#nmh-navicon而多了一步监听logo是为了减少边缘触发)
$(document).on('mouseleave','#nmh-navicon',function(){
$('#nmh-navicon').removeClass('Jnmh-open');
GtoggleNavlogo();
});
var GtoggleNavlogo = function(){
    var li = $('#nmh-navicon').find('.Jnmh-subli');
    var lilen = li.length;
    var avgDeg =  180/(lilen-1);// 平均角度
    var initDeg = 0;// 起始方向角度
    if($('#nmh-navicon').hasClass('Jnmh-onleft')){
    // 如果悬浮球被拖拽到左边,则二级菜单则显示右侧
    li.css({transform: 'rotate(0deg)'});
    initDeg =  180;
    }else{
    // 默认悬浮球在右边,二级菜单显示在左侧
    li.css({transform: 'rotate(-360deg)'});
    }
    for(var i=0,j=lilen-1; i<lilen; i++,j--) {
        var d =  initDeg - (i*avgDeg);
        var z = initDeg?j:i;
        // console.log(d);
        $('#nmh-navicon').hasClass('Jnmh-open') ? GrotateNavlogo(li[z],d) : GrotateNavlogo(li[z],0);
    }
};
var GrotateNavlogo = function(dom,deg){
$({a:0}).animate({a:deg}, {
        step: function(now,fx) {
            $(dom).css({ transform: 'rotate('+now+'deg)' });
            $(dom).children().css({ transform: 'rotate('+(-now)+'deg)' });
        }, duration: 0
    });
}
 
// 鼠标拖动logo移动
$(document).on('mousedown','.Jnmh-btnlogo',function(e_down){
var wrap = $('#nmh-navicon');
wrap.removeClass('Jnmh-open');
$('.Jnmh-m-submenu').hide();
GtoggleNavlogo();
 
var positionDiv = wrap.offset();
    var distenceX = e_down.pageX - positionDiv.left;
    var distenceY = e_down.pageY - positionDiv.top + $(document).scrollTop();
$(document).mousemove(diy_move);
function diy_move(e_move){
var x = e_move.pageX - distenceX;
        var y = e_move.pageY - distenceY;
 
        if (x < 0) {
            x = 0;
        } else if (x > $(document).width() - wrap.outerWidth(true)) {
            x = $(document).width() - wrap.outerWidth(true);
        }
 
        if (y < 0) {
            y = 0;
        } else if (y > $(window).height() - wrap.outerHeight(true)) {
            y = $(window).height() - wrap.outerHeight(true);
        }
 
        $(wrap).css({
            'left': x + 'px',
            'top': y + 'px'
        });
}
$(document).mouseup(function() {
var x = $(wrap).offset().left;
var rm = '',ad = 'Jnmh-open';
if(x > $(document).width()/2){
x = $(document).width() - wrap.outerWidth(true) -10 ;
rm = 'Jnmh-onleft';
}else{
x = 10;
ad += ' Jnmh-onleft';
}
$(wrap).css({left: x + 'px'}).addClass(ad).removeClass(rm);
$('.Jnmh-m-submenu').show();
GtoggleNavlogo();
        $(document).unbind('mousemove',diy_move);
    });
 
});
 
</script>

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