绚火健康
This commit is contained in:
172
pages/user/code/code.js
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172
pages/user/code/code.js
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/*
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* 手太欠
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* 愿这世界都如故事里一样 美好而动人~
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*/
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Page({
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/**
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* 页面的初始数据
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*/
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data: {
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barHeight : getApp().globalData.barHeight, // 状态栏高度
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shareSee : false, //分享弹出
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inviteText : '', //邀请码
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inviteCode : '', //二维码
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//海报
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canvas : ''
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},
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/**
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* 生命周期函数--监听页面加载
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*/
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onLoad(options) {
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// 初始化画布
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wx.createSelectorQuery().select('#coverCanvas').fields({node: true, size: true}).exec(canvasNode => {
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const canvas = canvasNode[0].node
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canvas.width = 375
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canvas.height = 800
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this.setData({
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canvas
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})
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})
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},
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/**
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* 生命周期函数--监听页面显示
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*/
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onShow() {
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// 小程序码
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// this.ShareInfo();
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},
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/**
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* 小程序码
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*/
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ShareInfo() {
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wx.$api.user.miniShare({
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url: '/pages/mall/index'
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}).then(res => {
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this.setData({
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inviteCode: res.data.qrcode
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})
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}).catch(err => {})
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},
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/**
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* 生成海报
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*/
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onCanvas(){
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wx.showLoading({
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title: '生成图片中...',
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mask : true
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})
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const canvas = this.data.canvas
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const ctx = canvas.getContext('2d')
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const codeImgEl = canvas.createImage()
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const backBackEl = canvas.createImage()
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// codeImgEl.src = this.data.inviteCode //二维码
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codeImgEl.src = '/static/imgs/userHead.png' //二维码
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backBackEl.src = 'https://cdn.douhuofalv.com/images/2023/08/11/cd8093d6ab1a248e5154be48b0ddcaac.jpg' //背景素材
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const codeImgLoding = new Promise((resolve, reason) => {
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codeImgEl.onload = () => {
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resolve()
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}
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})
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const backBackLoding = new Promise((resolve, reason) => {
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backBackEl.onload = () => {
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resolve()
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}
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})
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Promise.all([codeImgLoding, backBackLoding]).then(() => {
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ctx.drawImage(backBackEl, 0, 0, 375, 800)
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// 绘制[二维码-白色背景]
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ctx.fillStyle = "#ffffff";
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ctx.fillRect(140, 610, 130, 130);
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// 绘制[二维码-白色背景黑框]
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ctx.strokeStyle = "#da2b54";
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ctx.lineWidth = 2
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ctx.strokeRect(140, 610, 132, 132);
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// 绘制[二维码]
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ctx.drawImage(codeImgEl, 150, 620, 110, 110)
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// 文字
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ctx.font = "bold 14px Arial"; //字体大小
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ctx.fillStyle = "#ffffff"; //字体颜色
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ctx.textAlign = "center"
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ctx.fillText('保存并分享二维码', 208, 770);
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wx.hideLoading()
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wx.canvasToTempFilePath({
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canvas: this.data.canvas,
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success : res => {
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wx.saveImageToPhotosAlbum({
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filePath: res.tempFilePath,
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success: saveRes => {
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wx.showToast({
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title: '海报已保存至您的相册',
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icon : 'none'
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})
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this.setData({
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shareSee: false
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})
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},
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fail: () => {
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wx.hideLoading()
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wx.showModal({
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title: '提示',
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content: '暂未授权小程序写入您的相册，无法存储海报',
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confirmColor: '#e50d01',
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confirmText: '去设置',
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success: res => {
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if (res.confirm) {
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wx.openSetting()
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}
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}
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})
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}
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})
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},
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})
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}).catch(err => {
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wx.showToast({
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title: '图片加载失败',
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icon : 'none'
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})
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})
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},
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/**
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* 分享弹出
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*/
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shareTap() {
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this.setData({
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shareSee: !this.data.shareSee
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})
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},
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// 返回上一页
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returnGo() {
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wx.navigateBack({
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delta: 1
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})
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},
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/**
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* 微信分享
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*/
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onShareAppMessage(){
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this.setData({
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shareSee: false
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})
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return {
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title : '水感应修复、紧致、舒缓喷雾',
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path : "/pages/index/index?invite=" + wx.getStorageSync("invite"),
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imageUrl: "https://cdn.shuiganying.com/images/2023/04/04/9cd9968136e7efd85028fba69e4c587a.jpg"
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}
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}
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})
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4
pages/user/code/code.json
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4
pages/user/code/code.json
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{
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"usingComponents": {},
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"navigationStyle": "custom"
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}
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35
pages/user/code/code.wxml
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35
pages/user/code/code.wxml
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<view class="navigation {{isFixedTop > 0 ? 'active' : ''}}" style="padding-top:{{barHeight}}px;">
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<image bindtap="returnGo" class="navigation-arrow" src="{{isFixedTop > 0 ? '/static/icons/arrowBlack.png' : '/static/icons/arrowWrite.png'}}"></image>
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</view>
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<view class="code">
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<image src="https://cdn.douhuofalv.com/images/2023/08/11/cd8093d6ab1a248e5154be48b0ddcaac.jpg" class="code-back"></image>
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<view class="code-cont">
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<view class="code-img">
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<image src="{{inviteCode}}" mode="widthFix"></image>
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</view>
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<view class="code-text"><text>保存并分享二维码</text></view>
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</view>
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<view class="code-share" bindtap="shareTap">
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<image src="https://cdn.douhuofalv.com/images/2023/08/11/063dc9fe75abe56e9c654b65c3bfc771.png"></image>
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<view class="code-share-name">分享</view>
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</view>
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</view>
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<!-- 海报canvas -->
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<canvas type="2d" style="width: 375px; height: 800px;" id="coverCanvas" class="canvas-img" />
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<!-- 分享弹出 -->
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<view class="sharePop {{shareSee ? 'active' : ''}}">
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<view class="shareCont">
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<button class="shareCont-label codeShare-button" open-type="share" hover-class="none">
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<image src="https://cdn.shuiganying.com/images/2023/03/28/f8b773edc2fe6db8e45f96773b9a8dc4.png"></image>
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微信好友
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</button>
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<view class="shareCont-label" bindtap="onCanvas">
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<image src="https://cdn.shuiganying.com/images/2023/03/28/cfe0efbb53eaf7911ea5211923859c65.png"></image>
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保存二维码
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</view>
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</view>
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<view class="shareCancel" bindtap="shareTap">取消</view>
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</view>
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148
pages/user/code/code.wxss
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148
pages/user/code/code.wxss
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/* 返回上一页 */
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.navigation{
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position: fixed;
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top: 0;
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left: 0;
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z-index: 99;
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width: 100%;
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height: 90rpx;
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background-color: transparent;
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transition: .2s;
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}
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.navigation.active {
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background-color: transparent;
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}
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.navigation-arrow {
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width: 44rpx;
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height: 44rpx;
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margin: 20rpx 15rpx 0 20rpx;
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}
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/* 二维码 */
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.code {
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width: 100vw;
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height: 100vh;
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position: relative;
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}
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.code-back {
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position: absolute;
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left: 0;
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top: 0;
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width: 100%;
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height: 100%;
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}
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.code-cont {
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width: 400rpx;
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position: absolute;
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z-index: 9;
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text-align: center;
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left: calc(50% - 200rpx);
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bottom: 5%;
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}
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.code-img{
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margin: 0 auto 20rpx;
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overflow: hidden;
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width: 260rpx;
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height: 260rpx;
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border: 4rpx solid #ff4f64;
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background-color: #ffffff;
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padding: 10rpx;
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box-sizing: border-box;
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}
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.code-img image {
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width: 100%;
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}
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.code-text {
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color: #ffffff;
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font-size: 32rpx;
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}
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.code-share {
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position: absolute;
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z-index: 10;
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right: 0;
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bottom: 15%;
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background: linear-gradient(to right, #fffafb, #ffd4dd);
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width: 50rpx;
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text-align: center;
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border-radius: 26rpx 0 0 26rpx;
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padding: 30rpx 10rpx 30rpx 15rpx;
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box-shadow: 0 0 0 6rpx rgba(249, 96, 116, .8);
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}
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.code-share-name {
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writing-mode:vertical-rl;
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font-size: 30rpx;
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padding-left: 4rpx;
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color: #da2b54;
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}
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.code-share image {
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width: 36rpx;
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height: 36rpx;
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margin-bottom: 5rpx;
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}
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.sharePop {
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position: fixed;
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width: 100%;
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z-index: 99;
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left: 0;
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bottom: 0;
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background-color: #ffffff;
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display: none;
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}
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.sharePop.active {
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display: block;
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}
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.shareCont-label image {
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width: 60rpx;
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height: 60rpx;
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display: block;
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margin: 0 auto 10rpx;
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}
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.shareCancel {
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border-top: 2rpx solid #ebebeb;
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color: #000000;
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width: 100%;
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text-align: center;
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line-height: 100rpx;
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}
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.shareCont{
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display: flex;
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padding: 30rpx 0;
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}
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.shareCont-label {
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color: #000000;
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flex: 2;
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text-align: center;
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font-size: 28rpx;
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}
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.codeShare-button {
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background-color: transparent;
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padding: 0;
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font-weight: normal;
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}
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/* canvas */
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.canvas-img {
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position: fixed;
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left: 0%;
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/* left: -10000%; */
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top: 0;
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z-index: 99;
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}
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