js和css3實現的圖片立體滾動切換效果程式碼例項

antzone發表於2017-04-13
JSCSSS3

本章節分享一段程式碼例項，它實現了圖片立體滾動切換效果。

程式碼例項如下:

[HTML] 純文字檢視 複製程式碼
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="author" content="http://www.softwhy.com/" />
<title>螞蟻部落</title>
<style type="text/css">
html, body {
  padding: 0px;
  margin: 0px;
  font-family: "微軟雅黑";
  background: #ccc;
}
.boxDom {
  margin: 100px auto;
  perspective: 2000px;
  width: 600px;
  height: 300px;
}
.boxDom ul {
  padding: 0px;
  position: relative;
  top: 0px;
  bottom: 0px;
  margin: auto;
  width: 600px;
  height: 300px;
  list-style: none;
  font-size: 0px;
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
}
.boxDom ul li {
  position: absolute;
  top: 0px;
  left: 0px;  border: 2px solid #fff;
  width: 600px;
  height: 300px;
  overflow:hidden;
}
.imgOne {
  transform: translateZ(150px);
  -webkit-transform: translateZ(150px);
  -moz-transform: translateZ(150px);
  -ms-transform: translateZ(150px);
}
.imgTwo {
  transform: translateY(-150px) rotateX(90deg);
  -webkit-transform: translateY(-150px) rotateX(90deg);
  -moz-transform: translateY(-150px) rotateX(90deg);
  -ms-transform: translateY(-150px) rotateX(90deg);
}
.imgThree {
  transform: translateZ(-150px) rotateY(180deg);
  -webkit-transform: translateZ(-150px) rotateY(180deg);
  -moz-transform: translateZ(-150px) rotateY(180deg);
  -ms-transform: translateZ(-150px) rotateY(180deg);
}
.imgfour {
  transform: translateY(150px) rotateX(270deg);
  -webkit-transform: translateY(150px) rotateX(270deg);
  -moz-transform: translateY(150px) rotateX(270deg);
  -ms-transform: translateY(150px) rotateX(270deg);
}
.boxDom div {
  background: rgba(0,0,0,.6);
  width: 80px;
  height: 80px;
  border-radius: 50%;
  position: absolute;
  top: 0px;
  bottom: 0px;
  margin: auto;
  text-align: center;
  font-size: 3em;
  line-height: 1.5em;
  color: #fff;
  cursor: pointer;
}
.left {
  left: 0px;
}
.right {
  right: 0px;
}
</style>
<script>
window.onload = function () {
  var ulDom = document.getElementById("ulBox");
  var liObj = ulDom.getElementsByTagName("li");
  var leftBtn = document.getElementById("leftDiv");
  var rightBtn = document.getElementById("rightDiv");
  var deg = 0;
  var exps = null;
  var info = null;
  var num = null;
  leftBtn.addEventListener("click", auto, false);
  rightBtn.addEventListener("click", auto, false);
  function auto() {
    var btnStr = this.getAttribute("id");
    if (btnStr == "leftDiv") {
      info = setInterval(leftImg, 8);
    }
    else {
      info = setInterval(rightImg, 8);
    }
    this.removeEventListener("click", auto, false);
    console.log();
  }
  function leftImg() {
    deg = deg + 1;
    exps = deg / 90;
    num = parseInt(exps) + 1;
    if (isNum(exps)) {
      clearInterval(info);
      leftBtn.addEventListener("click", auto, false);
    }
    else {
      ulDom.style.transform = "rotateX(" + deg + "deg)";
    }
  }
  function rightImg() {
    deg = deg - 1;
    exps = deg / 90;
    num = parseInt(exps) + 1;
    if (isNum(exps)) {
      clearInterval(info);
      rightBtn.addEventListener("click", auto, false);
    }
    else {
      ulDom.style.transform = "rotateX(" + deg + "deg)";
    }
  }
  //是否為整數
  function isNum(s) {
    var type = "^-?\\d+$";
    var re = new RegExp(type);
    return re.test(s)
  }
}
</script>
</head>
<body>
  <div class="boxDom">
    <ul id="ulBox">
      <li class="imgOne"><img src="demo/js/img/2.jpg" alt="" /></li>
      <li class="imgTwo"><img src="demo/js/img/2.jpg" alt="" /></li>
      <li class="imgThree"><img src="demo/js/img/2.jpg" alt="" /></li>
      <li class="imgfour"><img src="demo/js/img/2.jpg" alt="" /></li>
    </ul>
    <div class="left" id="leftDiv"><</div>
    <div class="right" id="rightDiv">></div>
  </div>
</body>
</html>

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