小程序不定數量左右滑動中間放大輪播圖效果
阿新 • • 發佈:2017-11-14
ice hid amp length dot 更改 import fix absolute
具體的樣式效果(根據後臺傳遞參數更改展示數量)
HTML代碼
<!-- 秒拼產品模塊 備選樣式1--> <view style="white-space: nowrap;" class="seceGroupBtn" bindtouchstart="touchstart" bindtouchmove="touchmove" bindtouchend="touchend" wx:if="{{mpThing[0]}}"> <view class="seceGroupBtn_in_box seceGroupBtn_in_box1" data-goodsId="{{mpThing[mpThing.length-1].goods_id}}" wx:if="{{yFlage&&mpThing.length>2}}" data-id="{{mpThing.length-1}}" bindtap="navSeceGroup"> <view class="imageBox_t"> <image src="{{mpThing[mpThing.length-1].goods_img}}" mode="widthFix"></image> </view> <view class="titleNameBox"> <view class="titleNameBox_l">秒拼</view> <view class="titleNameBox_r">{{mpThing[mpThing.length-1].goods_name}}</view> </view> <view class="priceBox"> <view class="priceBox_l"> <text class="fontFh">¥</text>{{mpThing[mpThing.length-1].goods_price}} </view> <view class="priceBox_r"> <text>已售{{mpThing[mpThing.length-1].sales}}</text> </view> </view> </view> <view class="seceGroupBtn_in_box {{indexSeceGroupSty[index]}} {{opacitySty[index]}} {{indexUn[index]}}" wx:for="{{mpThing}}" data-id="{{index+1}}" data-goodsId="{{item.goods_id}}" style="margin-left: 0rpx;" bindtap="navSeceGroup"> <view class="imageBox_t"> <image src="{{item.goods_img}}" mode="widthFix"></image> </view> <view class="titleNameBox"> <view class="titleNameBox_l">秒拼</view> <view class="titleNameBox_r">{{item.goods_name}}</view> </view> <view class="priceBox"> <view class="priceBox_l"> <text class="fontFh">¥</text>{{item.goods_price}} </view> <view class="priceBox_r"> <text>已售{{item.sales}}</text> </view> </view> </view> <view wx:if="{{zFlage&&mpThing.length>2}}" data-goodsId="{{mpThing[0].goods_id}}" class="seceGroupBtn_in_box seceGroupBtn_in_box3" data-id="0" bindtap="navSeceGroup"> <view class="imageBox_t"> <image src="{{mpThing[0].goods_img}}" mode="widthFix"></image> </view> <view class="titleNameBox"> <view class="titleNameBox_l">秒拼</view> <view class="titleNameBox_r">{{mpThing[0].goods_name}}</view> </view> <view class="priceBox"> <view class="priceBox_l"> <text class="fontFh">¥</text>{{mpThing[0].goods_price}} </view> <view class="priceBox_r"> <text>已售{{mpThing[0].sales}}</text> </view> </view> </view> </view> <!-- 觸控點模塊 --> <view class="pointingStick_box" wx:if="{{mpThing[0]}}"> <view class="contentButtonBox"> <view class="contentButtonBox_in_box {{buttonFlag[index]}}" wx:for="{{buttonFlag}}" data-id="{{index}}" bindtap="touchRadus"></view> </view> </view>
無限輪播的原理,前面後面各自設置一個起始結束的模塊
touchRadus:function(e){ var that = this; var unionid = wx.getStorageSync(‘thisCode‘); let indexSeceGroupSty = that.data.indexSeceGroupSty; // 定義可執行參數 let seceGroupArr = that.data.mpThing; // 定義透明值 let opacitySty = that.data.opacitySty; let nowAdress = e.target.dataset.id; let buttonFlag = that.data.buttonFlag; // 觸控點控制 for(let j=0;j<seceGroupArr.length;j++){ buttonFlag[j] = ""; } if(nowAdress >= seceGroupArr.length){ nowAdress = 0; } if(nowAdress<=0){ that.setData({ yFlage:true, zFlage:false, }) }else if(nowAdress==seceGroupArr.length-1){ that.setData({ yFlage:false, zFlage:true, }) }else{ that.setData({ yFlage:false, zFlage:false, }) } buttonFlag[nowAdress] = "contentButtonBox_in_box_hover"; this.data.done = true; for(let j=nowAdress;j<seceGroupArr.length;j++){ indexSeceGroupSty[j] = "seceGroupBtn_in_box3"; } for(let b=0;b<nowAdress;b++){ indexSeceGroupSty[b] = "seceGroupBtn_in_box1"; } indexSeceGroupSty[nowAdress] = "seceGroupBtn_in_box2"; // 沒有輪到的隱藏 if(nowAdress<=0){ for(let j=0;j<seceGroupArr.length;j++){ opacitySty[j] = "opacitySty"; } opacitySty[nowAdress] = ""; opacitySty[nowAdress+1] = ""; }else if(nowAdress >= seceGroupArr.length){ for(let j=0;j<seceGroupArr.length;j++){ opacitySty[j] = "opacitySty"; } opacitySty[seceGroupArr.length-1] = ""; opacitySty[seceGroupArr.length-2] = ""; }else{ for(let j=0;j<seceGroupArr.length;j++){ opacitySty[j] = "opacitySty"; } opacitySty[nowAdress+1] = ""; opacitySty[nowAdress] = ""; opacitySty[nowAdress-1] = ""; } that.setData({ indexSeceGroupSty:indexSeceGroupSty, nowAdress:nowAdress, opacitySty:opacitySty, buttonFlag:buttonFlag }) },
點擊下方觸摸圓圈讓相應的模塊放到中間
//觸摸開始事件 touchstart: function(e) { this.data.touchDot = e.touches[0].pageX; var that = this; }, //觸摸移動事件 touchmove: function(e) { var unionid = wx.getStorageSync(‘thisCode‘); var that = this; let touchMove = e.touches[0].pageX; let touchDot = this.data.touchDot; let time = this.data.time; let indexSeceGroupSty = that.data.indexSeceGroupSty; // 定義可執行參數 let seceGroupArr = that.data.mpThing; // 定義透明值 let opacitySty = that.data.opacitySty; // 定義層級 let indexUn = that.data.indexUn; //向左滑動 if(touchMove - touchDot <= -40 && !this.data.done) { let nowAdress = that.data.nowAdress; let buttonFlag = that.data.buttonFlag; // 觸控點控制 for(let j=0;j<seceGroupArr.length;j++){ buttonFlag[j] = ""; } nowAdress++; if(nowAdress >= seceGroupArr.length){ nowAdress = 0; for(let j=0;j<seceGroupArr.length;j++){ indexSeceGroupSty[j] = "seceGroupBtn_in_box3"; } that.setData({ indexSeceGroupSty:indexSeceGroupSty, }) }else{ } if(nowAdress<=0){ that.setData({ yFlage:true, zFlage:false, }) }else if(nowAdress==seceGroupArr.length-1){ that.setData({ yFlage:false, zFlage:true, }) }else{ that.setData({ yFlage:false, zFlage:false, }) } buttonFlag[nowAdress] = "contentButtonBox_in_box_hover"; this.data.done = true; for(let j=nowAdress;j<seceGroupArr.length;j++){ indexSeceGroupSty[j] = "seceGroupBtn_in_box3"; } for(let b=0;b<nowAdress;b++){ indexSeceGroupSty[b] = "seceGroupBtn_in_box1"; } indexSeceGroupSty[nowAdress] = "seceGroupBtn_in_box2"; // 沒有輪到的隱藏 if(nowAdress<=0){ for(let j=0;j<seceGroupArr.length;j++){ opacitySty[j] = "opacitySty"; indexUn[j] = "" } opacitySty[nowAdress] = ""; opacitySty[nowAdress+1] = ""; indexUn[nowAdress+1] = "indexUn"; }else if(nowAdress >= seceGroupArr.length){ for(let j=0;j<seceGroupArr.length;j++){ opacitySty[j] = "opacitySty"; indexUn[j] = "" } opacitySty[seceGroupArr.length-1] = ""; opacitySty[seceGroupArr.length-2] = ""; indexUn[seceGroupArr.length-2] = "indexUn"; }else{ for(let j=0;j<seceGroupArr.length;j++){ opacitySty[j] = "opacitySty"; } opacitySty[nowAdress+1] = ""; opacitySty[nowAdress] = ""; opacitySty[nowAdress-1] = ""; indexUn[nowAdress+1] = "indexUn"; } that.setData({ indexSeceGroupSty:indexSeceGroupSty, nowAdress:nowAdress, opacitySty:opacitySty, buttonFlag:buttonFlag, indexUn:indexUn }) } //向右滑動 if (touchMove - touchDot >= 40 && !this.data.done) { let nowAdress = that.data.nowAdress; let buttonFlag = that.data.buttonFlag; this.data.done = true; nowAdress--; if(nowAdress<0){ nowAdress = seceGroupArr.length-1; for(let j=0;j<seceGroupArr.length;j++){ indexSeceGroupSty[j] = "seceGroupBtn_in_box1"; } that.setData({ indexSeceGroupSty:indexSeceGroupSty, }) }else{ } if(nowAdress<=0){ that.setData({ yFlage:true, zFlage:false, }) }else if(nowAdress==seceGroupArr.length-1){ that.setData({ yFlage:false, zFlage:true, }) }else{ that.setData({ yFlage:false, zFlage:false, }) } for(let j=0;j<seceGroupArr.length;j++){ buttonFlag[j] = ""; } buttonFlag[nowAdress] = "contentButtonBox_in_box_hover"; this.data.done = true; for(let j=0;nowAdress>j;j++){ indexSeceGroupSty[j] = "seceGroupBtn_in_box1"; } for(let b=seceGroupArr.length;b>nowAdress;b--){ indexSeceGroupSty[b] = "seceGroupBtn_in_box3"; } indexSeceGroupSty[nowAdress] = "seceGroupBtn_in_box2"; // 沒有輪到的隱藏 if(nowAdress<=0){ for(let j=0;j<seceGroupArr.length;j++){ opacitySty[j] = "opacitySty"; } opacitySty[nowAdress] = ""; opacitySty[nowAdress+1] = ""; }else if(nowAdress >= seceGroupArr.length){ for(let j=0;j<seceGroupArr.length;j++){ opacitySty[j] = "opacitySty"; } opacitySty[seceGroupArr.length-1] = ""; opacitySty[seceGroupArr.length-2] = ""; }else{ for(let j=0;j<seceGroupArr.length;j++){ opacitySty[j] = "opacitySty"; } opacitySty[nowAdress+1] = ""; opacitySty[nowAdress] = ""; opacitySty[nowAdress-1] = ""; } this.setData({ indexSeceGroupSty:indexSeceGroupSty, nowAdress:nowAdress, opacitySty:opacitySty, buttonFlag:buttonFlag }) } }, //觸摸結束事件 touchend: function(e) { clearInterval(this.data.interval); this.data.time = 0; this.data.done = false; },
左右滑動的代碼
/*觸控點樣式*/ .pointingStick_box{ background: #fff; width: 100%; padding: 20rpx; display: flex; justify-content: center; align-items: center; } .pointingStick_box .contentButtonBox{ position: relative; display: flex; justify-content: center; align-items: center; } .pointingStick_box .contentButtonBox .contentButtonBox_in_box{ width: 20rpx; height: 20rpx; border-radius: 50%; border: 2rpx #666 solid; margin-right: 8rpx; background: #fff; } .pointingStick_box .contentButtonBox .contentButtonBox_in_box_hover{ background: #f8b23a; } /*主題樣式*/ /*秒拼產品模塊*/ .seceGroupBtn{ width: 100%; height: 400rpx; position: relative; background: #fff; } .seceGroupBtn .seceGroupBtn_in_box{ width: 200rpx; height: 280rpx; position: absolute; top: 55rpx; opacity: 1; z-index: 1; padding: 10rpx; box-shadow: 0rpx 0rpx 5rpx #999; background: #fff; } .seceGroupBtn .seceGroupBtn_in_box1{ display: block; left: 10rpx; opacity: 1; z-index: 1; animation: mymoveL1 .2s ease; } .seceGroupBtn .seceGroupBtn_in_box2{ display: block; left: 53%; transform: scale(1.2) translateX(-50%); opacity: 1; z-index: 3; } .seceGroupBtn .seceGroupBtn_in_box3{ display: block; right: 10rpx; opacity: 1; z-index: 1 } .seceGroupBtn .opacitySty{ /*display: none;*/ opacity: 0 !important; display: none !important; } .pointingStick_box{ background: #fff; width: 100%; padding: 20rpx; display: flex; justify-content: center; align-items: center; } .pointingStick_box .contentButtonBox{ position: relative; display: flex; justify-content: center; align-items: center; } .pointingStick_box .contentButtonBox .contentButtonBox_in_box{ width: 20rpx; height: 20rpx; border-radius: 50%; border: 2rpx #666 solid; margin-right: 8rpx; background: #fff; } .pointingStick_box .contentButtonBox .contentButtonBox_in_box_hover{ background: #f8b23a; } .seceGroupBtn_in_box .imageBox_t{ width: 100%; height: 200rpx; overflow: hidden; } .seceGroupBtn_in_box .imageBox_t image{ width: 100%; } .seceGroupBtn_in_box .titleNameBox{ height: 50rpx; display: flex; align-items: center; } .seceGroupBtn_in_box .titleNameBox .titleNameBox_l{ background: #d13d4b; color: #fff; font-size: 18rpx; padding: 3rpx 6rpx; margin-right: 3rpx; border-radius: 5rpx; text-align: center; } .seceGroupBtn_in_box .titleNameBox .titleNameBox_r{ font-size: 22rpx; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; } .seceGroupBtn_in_box .priceBox{ width: 100%; height: 20rpx; display: flex; justify-content: space-between; align-items: center; } .seceGroupBtn_in_box .priceBox .priceBox_l{ color: #d13d4b; font-size: 22rpx; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; max-width: 70%; } .seceGroupBtn_in_box .priceBox .fontFh{ font-size: 20rpx; } .seceGroupBtn_in_box .priceBox .priceBox_r{ font-size: 20rpx; color: #666; } .indexUn{ z-index: -2; }
小程序不定數量左右滑動中間放大輪播圖效果