试一下分享好友

src/views/mobile/invite/inviteFriend.vue

@@ -53,7 +53,7 @@
     import commonApi from '../../../common/commonApi'
     import breadTop from '../../../components/mobile/breadTop';
     import VueQRCodeComponent from 'vue-qrcode-component';
-    import html2canvas from "html2canvas";
+    import html2canvas from "../../../assets/js/html2canvas";
     import publicFunc from '../../../common/public'
     export default {
         name: "inviteFriend",
@@ -118,6 +118,7 @@
             },
 
             clickGeneratePicture() {
+                alert(document.body.clientWidth)
                 let _this = this;
                 window.pageYOffset = 0;
                 document.documentElement.scrollTop = 0;
@@ -131,6 +132,8 @@
                     var w = parseInt(window.getComputedStyle(img).width);
                     // 图片宽度
                     var h = parseInt(window.getComputedStyle(img).height);
+                    var iosWidth = (w*2)>750?w*3:w*2;
+                    var iosHeight = (h*2)>980?h*3:h*2;
                     // 声明画布宽高
                     if(publicFunc.isWhichBrowe().android){
                         canvas.width = w*3;
@@ -138,11 +141,12 @@
                         canvas.style.width = w*3 + "px";
                         canvas.style.height = h*3 + "px";
                     }
+
                     else if(publicFunc.isWhichBrowe().ios){
-                        canvas.width = w*2;
-                        canvas.height = h*2;
-                        canvas.style.width = w*2 + "px";
-                        canvas.style.height = h*2 + "px";
+                        canvas.width = iosWidth;
+                        canvas.height = iosHeight;
+                        canvas.style.width = iosWidth + "px";
+                        canvas.style.height = iosHeight + "px";
                     }
 
                     (window.html2canvas || html2canvas)(img, {