添加banner跳转专题列表页，优化canvas再次调用

 {
   "pages": [
     "pages/index/index",
+    "pages/index/banner-list/banner-list",
     "pages/activity/detail/detail",
     "pages/activity/activity",
     "pages/index/answer-question/answer-question",
@@ -28,7 +29,7 @@
   "window": {
     "backgroundTextStyle": "light",
     "navigationBarBackgroundColor": "#fff",
-    "navigationBarTitleText": "WeChat",
+    "navigationBarTitleText": "火柴西路",
     "navigationBarTextStyle": "black"
   }
 }
\ No newline at end of file

+// pages/index/banner-list/banner-list.js
+const app = getApp();
+Page({
+
+    /**
+     * 页面的初始数据
+     */
+    data: {},
+    //获取列表
+    getList() {
+        const self = this;
+        let url = '/portal/Active/allList';
+        let header = {
+            "token": wx.getStorageSync('token')
+        };
+        app.post(url, {}, {}).then((res) => {
+            console.log('获取列表', res);
+            if (+res.code === 1) {
+                self.setData({
+                    list: res.data.active,
+                    pic:res.data.pic,
+                });
+            }
+        })
+
+    },
+    goPostDetail(e) {
+        const id = +e.currentTarget.dataset.id;
+        const type = +e.currentTarget.dataset.type;
+        console.log('type', type);
+        if(type === 1) { //1是活动，2是拼餐
+            wx.navigateTo({
+                url: '/pages/activity/detail/detail?id=' + id,
+            })
+        }else {
+            wx.navigateTo({
+                url: '/pages/meal/detail/detail?id=' + id,
+            })
+        }
+    },
+    /**
+     * 生命周期函数--监听页面加载
+     */
+    onLoad: function (options) {
+        this.getList();
+    },
+
+    /**
+     * 生命周期函数--监听页面初次渲染完成
+     */
+    onReady: function () {
+
+    },
+
+    /**
+     * 生命周期函数--监听页面显示
+     */
+    onShow: function () {
+
+    },
+
+    /**
+     * 生命周期函数--监听页面隐藏
+     */
+    onHide: function () {
+
+    },
+
+    /**
+     * 生命周期函数--监听页面卸载
+     */
+    onUnload: function () {
+
+    },
+
+    /**
+     * 页面相关事件处理函数--监听用户下拉动作
+     */
+    onPullDownRefresh: function () {
+
+    },
+
+    /**
+     * 页面上拉触底事件的处理函数
+     */
+    onReachBottom: function () {
+
+    },
+
+    /**
+     * 用户点击右上角分享
+     */
+    onShareAppMessage: function () {
+
+    }
+})
\ No newline at end of file

+{
+  "usingComponents": {}
+}
\ No newline at end of file

+<!--pages/index/banner-list/banner-list.wxml-->
+<view class="content">
+    <image src="{{pic}}" class="banner" mode="widthFix"></image>
+    <view class='content_box'>
+        <view class="no-data" wx:if="{{list.length === 0}}">暂无活动</view>
+        <view class='content_item' wx:for='{{list}}' wx:key="index" wx:if="{{list.length>0}}"
+              bindtap='goPostDetail' data-id="{{item.id}}" data-type="{{item.type}}">
+            <!--<image src="http://pk86rwhci.bkt.clouddn.com/activity_img@2x.png"></image>-->
+            <image src="{{item.pic}}"></image>
+            <view class="title">
+                <text class="area">{{item.title}}   {{item.time}}</text>
+                <text class="num">还差{{item.people}}人</text>
+            </view>
+            <view class="user">
+                <!--<image src="../../../images/avatar@2x.png" class="avatar"></image>-->
+                <image src="{{item.userPic}}" mode="aspectFill"></image>
+                <text>{{item.userName}}   {{item.address}}</text>
+            </view>
+        </view>
+    </view>
+</view>
\ No newline at end of file

+/* pages/index/banner-list/banner-list.wxss */
+@import '../../spell-list/spell-list.wxss';
+@import '../tandian-list/tandian-list.wxss';
+.banner {
+    width: 100%;
+    height: auto;
+}
\ No newline at end of file

@@ -389,16 +389,9 @@ Page({
     },
     //点击分享
     share() {
-        // this.drawCard();
-        console.log(this.data.can_save);
-        this.setData({can_save: false});
-        // wx.showLoading({title:'加载中',mask:true});
-        this.drawCard();
-        console.log(this.data.can_save);
-        // if(this.data.can_save) {
-        //     wx.hideLoading({});
-            this.setData({show_canvas: true});
-        // }
+        this.setData({show_canvas: true}, () => {
+            this.drawCard();
+        })
     },
     hideCanvasMask() {
         // this.setData({show_canvas: true});
@@ -579,6 +572,7 @@ Page({
 
     },
     savePic() {
+        console.log('是否能保存',this.data.can_save);
         if(this.data.can_save) {
             wx.canvasToTempFilePath({
                 x: 0,

@@ -642,7 +642,7 @@ swiper {
     color: #999999;
     font-size: 60rpx;
     border-radius: 50%;
-    background-color: #fff;
+    /* background-color: #fff; */
     margin-top: 34rpx;
 }
 .close-btn .icon-guanbi {