Merge branch 'feature/开门红' into dev

src/views/ebiz/goodStart/GoodStartScheme.vue

@@ -48,27 +48,30 @@ export default {
       this.images = [this.$assetsUrl + pic.picUrl]
     },
     shareImg() {
-      const img = this.getImageBase64()
-      // eslint-disable-next-line no-undef
-      EWebBridge.webCallAppInJs('bridge', {
-        flag: 'share',
-        extra: {
-          shareType: '1',
-          img
-        }
+      const img = this.toDataURL(this.images[0], function(base64) {
+        console.log(base64)
+        // eslint-disable-next-line no-undef
+        EWebBridge.webCallAppInJs('bridge', {
+          flag: 'share',
+          extra: {
+            shareType: '1',
+            img
+          }
+        })
       })
     },
-    getImageBase64() {
-      const img = document.querySelector('#preview .van-image__img')
-      img.setAttribute('crossOrigin', 'anonymous')
-      var canvas = document.createElement('canvas')
-      canvas.width = img.width
-      canvas.height = img.height
-      var ctx = canvas.getContext('2d')
-      ctx.drawImage(img, 0, 0, img.width, img.height)
-      var dataURL = canvas.toDataURL('image/png')
-      canvas = null
-      return dataURL
+    toDataURL(url, callback) {
+      var xhr = new XMLHttpRequest()
+      xhr.onload = function() {
+        var reader = new FileReader()
+        reader.onloadend = function() {
+          callback(reader.result)
+        }
+        reader.readAsDataURL(xhr.response)
+      }
+      xhr.open('GET', url)
+      xhr.responseType = 'blob'
+      xhr.send()
     }
   }
 }