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這篇文章主要講解了“Android如何實現微信小程序滑塊驗證”,文中的講解內容簡單清晰,易于學習與理解,下面請大家跟著小編的思路慢慢深入,一起來研究和學習“Android如何實現微信小程序滑塊驗證”吧!
如圖:
puzzleVerify
目錄
index.wxml
<!-- 滑動驗證彈窗 --> <view class="slide_model" wx:if="{{slidebel}}"> <view class="slide_wrapper"> <!-- 拼圖圖片部分 --> <view class="canvas_img" id="canvas_img"> <!-- 背景圖片 --> <canvas canvas-id="firstCanvas" id="firstCanvas"></canvas> <!-- 被摳方塊 --> <cover-view class="canvas_view" ></cover-view> <!-- 可移動空格 --> <cover-image class="canfile_image" src="{{canfile_image}}"></cover-image> </view> <!-- 滑塊 --> <view class="canvas_slide"> <view class="canvas_width" > </view> <view class="canvas_kus" bindtouchstart="slide_start" bindtouchmove="slide_hmove" bindtouchend="slide_chend" > <view wx:if="{{slide_status < 2}}" > </view> <view wx:if="{{slide_status == 2}}"> <image src="/imgs/puzzle-checked.png" mode="aspectFit" > </image> </view> <view wx:if="{{slide_status == 3}}"> <image src="/imgs/puzzle-fail.png" mode="aspectFit" > </image> </view> </view> <view wx:if="{{slide_status == 0 || slide_status == 1}}">拖動左邊滑塊完成上方拼圖</view> </view> <!-- 底部按鈕 --> <view class="canvas_guil"> <image bindtap="visidlisd" class="footer-icon" src="/imgs/puzzle-close.png" ></image> <image bindtap="slide_tap" class="footer-icon" src="/imgs/puzzle-fresh.png" ></image> </view> </view> </view>
index.wxss
/* 拼圖滑動驗證 */ .slide_model { width: 100%; height: 100vh; z-index: 999; position: fixed; left: 0; top: 0; background: rgba(0, 0, 0, 0.4); display: flex; align-items: center; justify-content: center; } .slide_wrapper { float: left; z-index: 1; position: relative; width: 90%; background-color: #fff; } .canvas_img { width: 90%; min-height: 150px; position: relative; margin: 25rpx auto 0; } #firstCanvas { z-index: 1 !important; width: 100%; height: 100%; } /* 被摳的空格 */ .canvas_view { width: 50px; height: 50px; position: absolute; background: rgba(0, 0, 0, 0.6); z-index: 2; box-shadow: 0 0 5px 2px rgba(255, 255, 255, 0.5); } /* 移動的空格 */ .canfile_image { width: 50px; height: 50px; position: absolute; left: 0; z-index: 3; box-shadow: 0px 0px 15px rgba(0, 0, 0, 0.8); box-sizing: border-box; } .canfile_image::before { content: ""; position: absolute; width: 100%; height: 100%; box-shadow: 0 0 8px 5px rgba(255, 255, 255, 0.8) inset; } .canvas_slide { width: 90%; height: 45px; background: #eee; text-align: center; line-height: 80rpx; margin: 0 auto; position: relative; font-size: 26rpx; } /* 滑條上滑塊經過的部分 */ .canvas_width { position: absolute; left: 0; top: 0; height: 45px; background-color: #1991FA; width: 0; border-top: 1px solid #ddd; border-bottom: 1px solid #ddd; } /* 滑塊 */ .canvas_kus { width: 48px; height: 45px; background-color: #fff; font-size: 36rpx; font-weight: 700; position: absolute; left: 0; top: 0; border: 1px solid #ddd; color: #fff; box-shadow: 0 0 10px rgba(0, 0, 0, 0.3); } .canvas_kus>view { width: 100%; height: 100%; background-position: center; background-size: 50% 40%; background-repeat: no-repeat; } /* 底部按鈕位置 */ .canvas_guil { width: 100%; border-top: 1px solid #f4f4f4; height: 100rpx; display: flex; align-items: center; float: left; font-size: 30rpx; color: #666; } .canvas_guil>image { margin-left: 30rpx; }
index.js
Component({ /** * 組件的屬性列表 */ properties: { sildeBlockCont: { //接受父組件值 type: String } }, /** * 組件的初始數據 */ data: { canvas_width: 0, slidebel: false, //滑動彈窗 canfile_image: '', //裁剪圖片 canfile_x: '', //被摳方塊的水平位置 canfile_y: '', //被摳方塊的垂直位置 slide_clientX: 0, //移動位置 slide_status: 0, //0 停止操作 1 觸發長按 2 正確 3 錯誤 }, /** * 組件的方法列表 */ methods: { // 彈窗 visidlisd(e) { var that = this this.setData({ slidebel: !this.data.slidebel }) if (this.data.slidebel) { if (this.data.canvas_width != 0) { this.slide_tap() return } wx.nextTick(() => { let query = this.createSelectorQuery() query.select('#canvas_img').boundingClientRect(function (rect) { that.setData({ canvas_width: rect.width }) that.slide_tap() }).exec() }) } }, // 畫布 slide_tap(e) { var that = this var imgIndex = Math.round(Math.random() * 13 + 1) that.setData({ canfile_x: Math.round(Math.random() * (this.data.canvas_width - 120) + 60), canfile_y: Math.round(Math.random() * (this.data.canvas_width * 13 / 28 - 60)), canfile_image: '' }) setTimeout(function () { var context = wx.createCanvasContext('firstCanvas', that) context.width = that.data.canvas_width context.height = that.data.canvas_width * 13 / 28 // /imgs/puzzle-bg-${imgIndex}.jpg 為滑塊背景圖 從靜態資源獲取 如從接口獲取可從that.properties.properties拿 context.drawImage(`/imgs/puzzle-bg-${imgIndex}.jpg`, 0, 0, context.width, context.height) context.draw(false, (() => { wx.canvasToTempFilePath({ x: that.data.canfile_x, y: that.data.canfile_y, width: 50, height: 50, canvasId: 'firstCanvas', success: function (res) { that.setData({ canfile_image: res.tempFilePath }) } }, that); })) }, 50) }, // 滑動開始 slide_start(e) { this.setData({ slide_status: 1 }) }, // 滑動中 slide_hmove(e) { this.setData({ slide_clientX: (e.touches[0].clientX - 60) < 1 ? 0 : (e.touches[0].clientX - 60) }) }, //滑動結束 slide_chend(e) { var that = this var cliextX; var maxX = this.data.canvas_width - 60 if (that.data.slide_clientX < 1) { that.data.slide_status = 0 return false } if (that.data.slide_clientX > maxX) { cliextX = maxX } else { cliextX = that.data.slide_clientX } if (((that.data.canfile_x + 5) > cliextX) && ((that.data.canfile_x - 5) < cliextX)) { that.setData({ slide_status: 2, slide_clientX: that.data.canfile_x, }) setTimeout(function () { that.setData({ slidebel: false, }) }, 500) wx.showToast({ icon: 'success', title: '驗證成功', }) that.triggerEvent('puzzleVerify') } else { that.setData({ slide_status: 3, }) } setTimeout(function () { that.setData({ slide_status: 0, slide_clientX: 0, }) }, 500) }, }, lifetimes: { created() { // 在組件實例剛剛被創建時執行 }, ready() { // 在組件在視圖層布局完成后執行 // console.log(this.properties.sildeBlockCont); }, } })
index.json
{ "component": true, "usingComponents": {} }
json
"usingComponents": { "puzzleVerify": "/components/puzzleVerify/index" }
wxml
<button bindtap="getCode"></button> <puzzleVerify id="puzzleVerify" bind:puzzleVerify="countDown" sildeBlockCont="{{sildeBlockCont}}"></puzzleVerify>
js
data: { sildeBlockCont: '', //滑塊背景圖 }, onReady: function () { this.puzzleVerify = this.selectComponent("#puzzleVerify") }, getCode() { this.puzzleVerify.visidlisd() }, // 滑塊驗證成功操作 countDown() {}
感謝各位的閱讀,以上就是“Android如何實現微信小程序滑塊驗證”的內容了,經過本文的學習后,相信大家對Android如何實現微信小程序滑塊驗證這一問題有了更深刻的體會,具體使用情況還需要大家實踐驗證。這里是億速云,小編將為大家推送更多相關知識點的文章,歡迎關注!
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