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css3实现可拖动的魔方3d效果

主要用到知识点:

•css3 3d转换 •原生js鼠标拖动事件

•dis play :grid 布局

实现的功能

•3d魔方 可点击,可拖动

•直接看效果

ht ML : &nbs p;

<div class="cont ai ner">
        <div class="box defaul">
            <div class="pic">< img  src="./img/cat. jpg " alt=""></div>
            <div class="pic"><img src="./img/dog.jpg" alt=""></div>
            <div class="pic"><img src="./img/elephant.jpg" alt=""></div>
            <div class="pic"><img src="./img/lion.jpg" alt=""></div>
            <div class="pic"><img src="./img/rabb IT .jpg" alt=""></div>
            <div class="pic"><img src="./img/monkey.jpg" alt=""></div>
        </div>
    </div>
    < h1 >点击下面的图片按钮切换</h1>
    <div class=" BT n">
        <input ty PE ="image" class="1" src="./img/cat.jpg">
        <input type="image" class="2" src="./img/dog.jpg">
        <input type="image" class="3" src="./img/elephant.jpg">
        <input type="image" class="4" src="./img/lion.jpg">
        <input type="image" class="5" src="./img/rabbit.jpg">
        <input type="image" class="6" src="./img/monkey.jpg">
    </div>

css:  

   * {
        m arg in: 0;
        padding: 0;
    }
    html,
    body {
        width: 100%;
        h ei ght: 100%;
        background:  # 66677c;
        text-align:  center ;
    }
    .container {
        width: 300px;
        height: 300px;
        mar gin : 50px auto 150px;
        perspective: 1200px;
    }
    .container .box {
        width: 300px;
        height: 300px;
        position: relative;
        transform -s tyle:  PR eserve-3d;
        transition: transform 0.5s;
    }
    .container .box .pic {
        position: absolute;
        left: 0;
        top: 0;
        width: 300px;
        height: 300px;
        box-shadow: 0px 0px 5px #fff;
    }
    .container .box .pic img {
        width: 100%;
        height: 100%;
        cursor: pointer;
    }
    .container .box .pic:nth-child(1) {
        transform: translateZ(150px);
    }
    .container .box .pic:nth-child(2) {
        transform: rotateY(-180 deg ) translateZ(150px);
    }
    .container .box .pic:nth-child(3) {
        transform: rotateY(90deg) translateZ(150px);
    }
    .container .box .pic:nth-child(4) {
        transform: rotateY(-90deg) translateZ(150px);
    }
    .container .box .pic:nth-child(5) {
        transform: rotateX(90deg) translateZ(150px);
    }
    .container .box .pic:nth-child(6) {
        transform: rotateX(-90deg) translateZ(150px);
    }
    h1 {
        color: #fff;
        font- Size:  30px;
        margin-bottom: 30px;
    }
    .btn {
        display: grid;
        justify-content: center;
        grid -t emplate-columns: 100px 100px 100px;
        grid-template-rows: 100px 100px;
        grid-gap: 15px;
    }
    .btn input {
        width: 100px;
        height: 100px;
        outline: none;
        border: 2px solid #fff;
    }
    .btn input:focus {
        border: 2px solid #e70;
    }
    .defaul {
        transform: translateZ(-150px) rotateX(-10deg) rotateY(15deg);
    }
    .image1 {
        transform: translateZ(-150px) rotateX(0deg) rotateY(0deg);
    }
    .image2 {
        transform: translateZ(-150px) rotateY(-180deg);
    }
    .image3 {
        transform: translateZ(-150px) rotateY(-90deg);
    }
    .image4 {
        transform: translateZ(-150px) rotateY(90deg);
    }
    .image5 {
        transform: translateZ(-150px) rotateX(-90deg);
    }
    .image6 {
        transform: translateZ(-150px) rotateX(90deg);
    }

js: 

 (function(){
         VAR  btn = document.getElementsBy classname ('btn')[0];
        var box = document.getElementsByClassN am e('box')[0];
        btn.addEventListener('click',function(e){
            var className = e.target.className;
            if(className ! ==  'btn'){
                box.style = '';
                box.classList.replace(box.classList[1],'image'+className);
            }
        })
        //鼠标拖动效果
        var xN = 10, yN = 15;
        document.addEventListener('mousedown',function(e){
            e.p rev entDefault();
            e.stopPropagation();
            var x = e.clientX;
            var y = e.clientY;
            document.addEventListener('mou SEM ove',move);
            document.addEventListener('mouseup', up);
            function move(e){
                e.preventDefault();
                e.stopPropagation();
                var x1 = e.clientX;
                var y1 = e.clientY;
                xN += (x1 - x)*0.04;
                yN += (y1 - y)*0.04;
                box.style.transform = 'translateZ(-150px) rotateY(' + xN + 'deg) rotateX(' + -yN + 'deg)';
            }
            function up(){
                document.removeEventListener('mousemove', move);
            }
        })
    })()

总结

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