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微信小程序?qū)崿F(xiàn)3D輪播圖效果（非swiper組件）

 更新時(shí)間：2019年09月21日 09:15:55   作者：lck8989  
這篇文章主要為大家詳細(xì)介紹了微信小程序?qū)崿F(xiàn)3D輪播圖效果，具有一定的參考價(jià)值，感興趣的小伙伴們可以參考一下

本文實(shí)例為大家分享了微信小程序?qū)崿F(xiàn)3D輪播圖效果的具體代碼，供大家參考，具體內(nèi)容如下

首先上一下效果圖：

 在做的時(shí)候首先想到的是用swiper組件但是發(fā)現(xiàn)swiper組件放進(jìn)去圖片的時(shí)候會(huì)沒有3d的效果，原因是swiper組件自帶的style屬性限制了3d效果所需要的屬性，所以單獨(dú)寫了一個(gè)組件。

index.html

<view class='page-con'>
  rotate.wxml
  <view class='stage'>
    <view class='wrapper' bindtouchstart='start' bindtouchend='end'>
      <block wx:for='{{swiperList}}'>
        <image class='imgBasic {{index === 0 ? "" : "fold"}} {{item.active ? item.swpClass : ""}}' src='{{item.imgsrc}}' data-index='{{index}}'></image>
      </block>
    </view>
    <view class='dots'>
      <block wx:for='{{swiperList}}' wx:key='unique'>
        <view data-i='{{index}}' bindtap='fn' class='dot {{index === currentImageIndex ? "active" : ""}}'></view>
      </block>
    </view>
  </view>
</view>

index.css:

.stage{
  perspective: 3000rpx;
  perspective-origin: 50% 50%;
  border: 2rpx solid rgba(0, 0, 0, 0.5);
  padding: 20rpx 28rpx;
  background: rgba(255, 255, 255,0.8);
  height: 520rpx;
}
.wrapper{
  height:480rpx;
  margin-top: 20rpx;
  transform-style: preserve-3d;
  position: relative;
}
.imgBasic{
  position: absolute;
  width:480rpx;
  height:480rpx;
  border-radius:10rpx;
  border: 7rpx solid #fff;
}
image:nth-child(1){
  -webkit-transform: rotateY(0deg);
  transform: rotateY(0deg);
}
image:nth-child(2){
  left: 260rpx;
}
image:nth-child(3){
  left: 320rpx;
}
image:nth-child(4){
  left: 380rpx;
}
.fold{
  transform: rotateY(-80deg) scale3d(1,0.85,1) translateZ(-10%);
  -webkit-transform: rotateY(-80deg) scale3d(1,0.85,1);
  background: rgba(255, 255, 255,0.8);
}
 
.swiper-con{
  height: 520rpx;
}
.scrollCon{
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
  flex-wrap: nowrap;
  background: red;
}
.itemParent{
  position: relative;
  width: 100%;
  height: 1000rpx;
}
.item{
  width: 100rpx;
  float: left;
  height: 100rpx;
}
.item-con{
  height:500rpx;
}
swiper-item{
  width:480rpx;
  height:480rpx;
}
 
.idx-content {
 perspective: 1500;
}
.idx-content .idx-swiper {
 position: relative;
 margin: 40rpx 0;
 padding-bottom: 100%;
 transform-style: preserve-3d;
}
.idx-content .idx-swiper .idx-cswp {
 width: 70%;
 height: 100%;
 position: absolute;
 transform-style: preserve-3d;
 top: 0;
 border-radius: 6px;
}
.idx-content .idx-swiper .idx-cswp image {
 width: 100%;
 max-height: 600rpx;
}
.idx-content .idx-swiper .idx-cswp .swp-title .swp-btime {
 text-align: center;
 font-size: 28rpx;
}
.idx-content .idx-swiper .idx-cswp .swp-title .swp-bname {
 text-align: center;
 font-size: 24rpx;
}
/*
  右邊的圖片展開動(dòng)畫效果
*/
@keyframes rotateImage{
  from{
    transform:rotateY(-80deg);
    -webkit-transform:rotateY(-80deg);
    left: 250rpx;
  }
  to{
    transform: rotateY(0deg) scale3d(1,1,1);
    -webkit-transform: rotateY(0deg) scale3d(1,1,1);
    left: 0rpx;
  }
}
@keyframes backRotateImage{
  from{
    transform: roateteY(0deg) scale3d(1,1,1);
    -webkit-animation: rotateY(0deg) scale3d(1,1,1);
    filter: contrast(100%) brightness(100%);
  }
  to{
    transform: rotateY(280deg) scale3d(1,0.85,1);
    -webkit-animation: rotateY(280deg) scale3d(1,0.85,1);
    left: 210rpx;
  }
}
@keyframes leftMoveAnimation{
  from{
    /* transform:translateX(-300rpx); */
    /* left: 260rpx; */
  }to{
    transform:translateX(-40%) scale3d(1,0.85,1) rotateY(-80deg);
    -webkit-transform:translateX(-40%) scale3d(1,0.85,1) rotateY(-80deg);
  }
}
@keyframes leftMove2Animation{
  from{
    
  }to{
    transform:translateX(-35%) scale3d(1,0.85,1) rotateY(-80deg);
    -webkit-transform:translateX(-35%) scale3d(1,0.85,1) rotateY(-80deg);
  }
}
/*
  功能介紹：向左邊展開，放大，位移操作
*/
.swp-left {
 animation: rotateImage 1s normal;
 -webkit-animation: rotateImage 1s normal;
 animation-iteration-count:1;
 animation-fill-mode: forwards;
 transform-origin: right;
 backface-visibility: hidden;
}
/*
  功能介紹：單獨(dú)從左側(cè)位移到屏幕的最后側(cè)位置并且播放折疊動(dòng)畫
*/
.swp-right {
  animation: backRotateImage 1s normal;
  -webkit-animation: backRotateImage 1s normal;
  animation-iteration-count:1;
  animation-fill-mode: forwards;
  transform-origin: right;
  backface-visibility: hidden;
}
/*
 右邊的動(dòng)畫依次向左移動(dòng)，放大，旋轉(zhuǎn)操作
*/
.move-left1{
  transform:rotateY(-80deg) scale3d(1,0.85,1);
  animation: leftMoveAnimation 1s normal;
  -webkit-animation: leftMoveAnimation 1s normal;
  animation-iteration-count:1;
  animation-fill-mode: forwards;
  transform-origin: right;
  backface-visibility: hidden;
}
.move-left2{
  transform:rotateY(-80deg) scale3d(1,0.85,1);
  animation: leftMove2Animation 1s normal;
  -webkit-animation: leftMove2Animation 1s normal;
  animation-iteration-count:1;
  animation-fill-mode: forwards;
  transform-origin: right;
  backface-visibility: hidden;
}
.dots{
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  margin: 0 8rpx;
  position: absolute;
  left: 0rpx;
  right: 0rpx;
  bottom: 15rpx;
}
.dot{
  margin: 0 8rpx;
  height: 15rpx;
  width: 15rpx;
  background: #da91f5;
  border-radius: 15rpx;
}
.active{
  width: 40rpx;
  height: 15rpx;
  border-radius: 15rpx;
}

控制層index.js:

// pages/lck/testJing/perfact.js
let app = getApp();
Page({
 
  /**
   * 頁面的初始數(shù)據(jù)
   */
  data: {
    host: app.host,
    dkheight: 300,
    dkcontent: `你好<br/>nihao,<br/><br/><br/><br/><br/><br/><br/>這個(gè)是測(cè)試<br/><br/>你同意了嗎<br/><br/><br/>hehe<b class='nihao'>n你好啊，我加粗了kk</b >
   <p><img src='http://shop.ykplay.com/upload/1/App.ico'/><strong>asdfasdfasd</strong></p>`,
    typeValue: null,
    showRightToast: false,
    changeImg: false,
    show: true,
    swiperList: [
      {
        index: 0,
        aurl: "../start/start",
        swpClass: "swp-left",
        active: false,
        imgsrc: "../../resources/test.png",
      },
      {
        index: 1,
        aurl: "#",
        swpClass: "swp-right",
        active: false,
        imgsrc: "../../resources/800.jpg"
      },
      {
        index: 2,
        aurl: "#",
        swpClass: "swp-right",
        active: false,
        imgsrc: "../../resources/900.jpg"
      },
      {
        index: 3,
        aurl: "#",
        swpClass: "swp-right",
        active: false,
        imgsrc: "../../resources/1000.jpg"
      }],
    played: false,
    //滑動(dòng)觸點(diǎn)開始的時(shí)候
    startPoint: 0,
    currentImageIndex: 0
 
  },
 
  /**
   * 生命周期函數(shù)--監(jiān)聽頁面加載
   */
  onLoad: function (options) {
    this.data.typeValue = {};
    this.data.typeValue.size = 'M';
    this.data.typeValue.color = 'red';
    console.log("typeValue is ", this.data.typeValue);
    this.setData({
      typeValue: this.data.typeValue
    })
    let winPage = this;
    wx.getSystemInfo({
      success: function (res) {
        let winHeight = res.windowHeight;
        console.log(winHeight);
        winPage.setData({
          dkheight: winHeight - winHeight * 0.05 - 80
        })
      }
    })
 
    wxParse.wxParse('dkcontent', 'html', this.data.dkcontent, this, 5);
  },
 
  /**
   * 生命周期函數(shù)--監(jiān)聽頁面初次渲染完成
   */
  onReady: function () {
 
  },
 
  /**
   * 生命周期函數(shù)--監(jiān)聽頁面顯示
   */
  onShow: function () {
    //  wx.hideLoading();
  },
 
  /**
   * 生命周期函數(shù)--監(jiān)聽頁面隱藏
   */
  onHide: function () {
 
  },
 
  /**
   * 生命周期函數(shù)--監(jiān)聽頁面卸載
   */
  onUnload: function () {
 
  },
 
  /**
   * 頁面相關(guān)事件處理函數(shù)--監(jiān)聽用戶下拉動(dòng)作
   */
  onPullDownRefresh: function () {
 
  },
 
  /**
   * 頁面上拉觸底事件的處理函數(shù)
   */
  onReachBottom: function () {
 
  },
 
  /**
   * 用戶點(diǎn)擊右上角分享
   */
  onShareAppMessage: function () {
 
  },
  previewImage: function (e) {
    var that = this,
      //獲取當(dāng)前圖片的下表
      index = e.currentTarget.dataset.index,
      //數(shù)據(jù)源
      pictures = this.data.pictures;
    wx.previewImage({
      //當(dāng)前顯示下表
      current: pictures[index],
      //數(shù)據(jù)源
      urls: pictures
    })
  },
  onShareAppMessage: function (ops) {
    
  },
 
  show: function (event) {
    this.setData({
      show: true
    })
  },
  back: function () {
    this.setData({
      show: false
    })
  },
  //顯示求換按鈕
  swpBtn: function (event) {
    let swp = this.data.swiperList;
    let max = swp.length;
    let dataSet = event.currentTarget.dataset;
    let idx = dataSet.index;
    console.log("idx is ", idx);
    let prev = swp[idx - 1];
    let curView = swp[idx];
    let next = swp[idx + 1];
    console.log("prev is ", prev);
    console.log("curView is ", curView);
    for (let j = 0; j < max; j++) {
      swp[j].active = true;
    }
    if (idx == 1 && prev && next) {
      prev.swpClass = 'swp-right';
      curView.swpClass = 'swp-left';
      console.log("curView.index is ", curView.index);
      for (let i = 2; i < max; i++) {
        if (i === 2) {
          swp[i].swpClass = 'move-left1';
        } else if (i === 3) {
          swp[i].swpClass = 'move-left2';
        }
      }
      let self = this;
      this.setData({
        swiperList: swp
      }, () => {
        console.log("外層的setData被調(diào)用");
        //將數(shù)組中的第一個(gè)元素刪除放到最后的位置
        let first = swp.shift();
        swp.push(first);
        console.log("swp is ", swp);
        self.data.swiperList = swp;
        self.setData({
          swiperList: swp
        }, () => {
          console.log("最內(nèi)層的setData被調(diào)用");
        })
      })
    }
  },
  start: function (e) {
    console.log("e is ", e);
    this.data.startPoint = e.changedTouches[0].pageX;
    console.log("startPoint is ", this.data.startPoint);
  },
  end: function (e) {
    let isLeft = false;
    let isRight = false;
    console.log("e is ", e);
    console.log("endPoint is ", e.changedTouches[0].pageX);
    let endPoint = e.changedTouches[0].pageX;
    console.log("是否向左移動(dòng)？", (endPoint - this.data.startPoint) < 0 ? (isLeft = true) : (isRight = true));
    console.log("isLeft is ", isLeft);
    console.log("isRight is ", isRight);
    //如果向左移動(dòng)的話執(zhí)行相應(yīng)方法
    if (isLeft) {
      this.moveLeft(1);
    } else {
      // this.moveRight();
    }
  },
  moveLeft: function (idx) {
    if (idx === 1) {
      let swp = this.data.swiperList;
      let max = swp.length;
      let prev = swp[idx - 1];
      let curView = swp[1];
      let next = swp[idx + 1];
      console.log("prev is ", prev);
      console.log("curView is ", curView);
      for (let j = 0; j < max; j++) {
        swp[j].active = true;
      }
      if (prev && next) {
        prev.swpClass = 'swp-right';
        curView.swpClass = 'swp-left';
        console.log("curView.index is ", curView.index);
        // this.data.currentImageIndex = curView.index;
        this.setData({
          currentImageIndex: curView.index
        })
        for (let i = 2; i < max; i++) {
          if (i === 2) {
            swp[i].swpClass = 'move-left1';
          } else if (i === 3) {
            swp[i].swpClass = 'move-left2';
          }
        }
        let self = this;
        this.setData({
          swiperList: swp
        }, () => {
          console.log("外層的setData被調(diào)用");
          //將數(shù)組中的第一個(gè)元素刪除放到最后的位置
          let first = swp.shift();
          swp.push(first);
          console.log("swp is ", swp);
          self.data.swiperList = swp;
          self.setData({
            swiperList: swp
          }, () => {
            console.log("最內(nèi)層的setData被調(diào)用");
          })
        })
      }
    }
  },
  icon: function (e) {
    console.log("e is ", e);
  }
})

源碼地址：rotate3d

現(xiàn)在的功能是左滑移動(dòng)，感興趣的朋友可以試試右滑移動(dòng)。

以上就是本文的全部內(nèi)容，希望對(duì)大家的學(xué)習(xí)有所幫助，也希望大家多多支持腳本之家。

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