小程序swiper一个轮播显示一个半内容且实现无缝滚动

效果图：

 

 

wxml（无缝滚动：circular="true"）：

<!--components/tool_version/tool_version.wxml-->
<view class="tool-version"><swiper class="tool-version-swiper" circular="true" loop="true" autoplay="true" interval="5000" duration="1000"><swiper-item class="tool-version-swiper-item swiper-item1" wx:for="{{allToolData}}" wx:for-item="item" wx:key="index"><view class="tool-version-item"><view class="tool-version-item-title"><view class="tool-verison-name {{versionClass[item.toolVersion]}}"> {{ versionName[item.toolVersion] }}</view><view class="tool-verison-price flex-center-between"><view class="tool-verison-basic-rate"> ¥{{ item.basicRate }}<text>/场</text></view><view class="tool-verison-original-price">原价{{ item.originalPrice }}/场</view></view></view><view class="tool-version-item-white"><view class="tool-version-item-cont"><view class="version-item-text flex-center-between"><view class="version-item-text-left">基础费用</view><view class="version-item-text-right">{{ item.basicRate }}</view></view><view class="version-item-text flex-center-between"><view class="version-item-text-left">标准时长</view><view class="version-item-text-right">{{item.toolVersion === 1? "不限": item.standardDuration+'天'}}</view></view><view class="version-item-text flex-center-between"><view class="version-item-text-left">去版权logo</view><view class="version-item-text-right">{{item.toolVersion === 1? "无":item.toolVersion === 4? "有":'无（加' +item.removeCopyrightPrice+'元）'}}</view></view><view class="version-item-text flex-center-between"><view class="version-item-text-left">最大参与人数</view><view class="version-item-text-right">{{ item.maxNumberPeople }}人</view></view><view class="version-item-text flex-center-between"><view class="version-item-text-left">人数扩容</view><view class="version-item-text-right">{{item.toolVersion !== 1? '每增加100人增加'+item.numberPeopleExpansionPrice+'元' : "—"}}</view></view><view class="version-item-text flex-center-between"><view class="version-item-text-left">时长续约</view><view class="version-item-text-right">{{ item.basicRate }}</view></view></view></view></view></swiper-item></swiper>
</view>

wxss： 

.flex-center-between {display: flex;align-items: center;justify-content: space-between;
}
.tool-version-swiper {width: 100% !important;height: 730rpx;
}.tool-version-swiper-item {width: 493rpx !important;padding: 0 0 0 32rpx;
}.tool-version-item-title {width: 100%;height: 207rpx;background: linear-gradient(132deg, #EDF4FF 0%, #EBF8FF 100%);box-shadow: 0 8rpx 43rpx 0 rgba(17, 72, 129, 0.06);border-radius: 39rpx 0 0 0;position: relative;
}.tool-verison-name {font-size: 32rpx;font-family: SourceHanSansCN-Bold, SourceHanSansCN;font-weight: bold;color: #242424;line-height: 59rpx;letter-spacing: 3rpx;text-shadow: 0 8rpx 43rpx rgba(17, 72, 129, 0.06);position: absolute;left: 0;top: 0;padding: 13rpx 48rpx;box-shadow: 0 8rpx 43rpx 0 rgba(17, 72, 129, 0.06);border-radius: 41rpx 0 41rpx 0;
}/* 免费体验版 */
.version-sty1 {background: #d3e4ff;color: rgba(36, 36, 36, 1);
}/* 基础版 */
.version-sty2 {background: #a4c7ff;color: #0064ff;
}/* 专业版 */
.version-sty3 {background: #0064ff;color: #ffffff;
}/* 旗舰版 */
.version-sty4 {background: linear-gradient(270deg,#0064ff 0%,#006cff 62%,#00c1ff 100%);color: #fff;
}.tool-verison-price {padding: 115rpx 32rpx 33rpx 48rpx;
}.tool-verison-basic-rate {font-size: 40rpx;font-family: SourceHanSansCN-Bold, SourceHanSansCN;font-weight: bold;color: #242424;line-height: 59rpx;text-shadow: 0 8rpx 43rpx rgba(17, 72, 129, 0.06);
}.tool-verison-original-price {font-size: 20rpx;font-family: SourceHanSansCN-Medium, SourceHanSansCN;font-weight: 500;color: rgba(36, 36, 36, 0.6);line-height: 29rpx;letter-spacing: 1rpx;text-shadow: 0 8rpx 43rpx rgba(17, 72, 129, 0.06);text-decoration: line-through;
}.tool-version-item-white {width: 100%;background: #FFFFFF;box-shadow: 0 8rpx 43rpx 0 rgba(17, 72, 129, 0.06);
}.tool-version-item-cont {padding: 53rpx 48rpx 57rpx 48rpx;
}.version-item-text {font-size: 22rpx;font-family: SourceHanSansCN-Medium, SourceHanSansCN;font-weight: 500;color: #242424;line-height: 33rpx;letter-spacing: 1rpx;text-shadow: 0 8rpx 43rpx rgba(17, 72, 129, 0.06);
}.version-item-text:not(:last-child) {margin-bottom: 43rpx;
}.version-item-text-right {font-weight: bold;
}

js:

Page({/*** 页面的初始数据*/data: {allToolData: [{basicRate: 0,durationRenewalPrice: null,isLogo: 0,isRefund: 0,maxNumberPeople: 50,numberPeopleExpansionPrice: null,originalPrice: 0,paySettings: null,removeCopyrightPrice: null,standardDuration: -1,toolApplicationId: "1",toolApplicationPriceId: "1",toolVersion: 1,},{basicRate: 188,durationRenewalPrice: 50,isLogo: 0,isRefund: 1,maxNumberPeople: 500,numberPeopleExpansionPrice: 50,originalPrice: 299,paySettings: "PC_WX_PAY,PC_ALI_PAY,H5_WX_PAY,H5_ALI_PAY",removeCopyrightPrice: 99,standardDuration: 3,toolApplicationId: "1",toolApplicationPriceId: "3671774911571386373",toolVersion: 2,},{basicRate: 188,durationRenewalPrice: 50,isLogo: 0,isRefund: 1,maxNumberPeople: 500,numberPeopleExpansionPrice: 50,originalPrice: 299,paySettings: "PC_WX_PAY,PC_ALI_PAY,H5_WX_PAY,H5_ALI_PAY",removeCopyrightPrice: 99,standardDuration: 3,toolApplicationId: "1",toolApplicationPriceId: "3671774911571386373",toolVersion: 2,},{basicRate: 288,durationRenewalPrice: 50,isLogo: 0,isRefund: 1,maxNumberPeople: 1500,numberPeopleExpansionPrice: 50,originalPrice: 499,paySettings: "PC_WX_PAY,PC_ALI_PAY,H5_WX_PAY,H5_ALI_PAY",removeCopyrightPrice: 99,standardDuration: 10,toolApplicationId: "1",toolApplicationPriceId: "3674643125091639300",toolVersion: 3,},{basicRate: 388,durationRenewalPrice: 50,isLogo: 1,isRefund: 1,maxNumberPeople: 5000,numberPeopleExpansionPrice: 50,originalPrice: 799,paySettings: "PC_WX_PAY,PC_ALI_PAY,H5_WX_PAY,H5_ALI_PAY",removeCopyrightPrice: null,standardDuration: 15,toolApplicationId: "1",toolApplicationPriceId: "3674643125091639301",toolVersion: 4,}],versionName: {1: "免费体验版",2: "基础版",3: "专业版",4: "旗舰版",},versionClass: {1: "version-sty1",2: "version-sty2",3: "version-sty3",4: "version-sty4",},},/*** 生命周期函数--监听页面加载*/onLoad(options) {},/*** 生命周期函数--监听页面初次渲染完成*/onReady() {},/*** 生命周期函数--监听页面显示*/onShow() {},/*** 生命周期函数--监听页面隐藏*/onHide() {},/*** 生命周期函数--监听页面卸载*/onUnload() {},/*** 页面相关事件处理函数--监听用户下拉动作*/onPullDownRefresh() {},/*** 页面上拉触底事件的处理函数*/onReachBottom() {},/*** 用户点击右上角分享*/onShareAppMessage() {}
})