直播海报bug处理

src/components/customPoster/index.js

@@ -13,7 +13,7 @@ Component({
             bgImg: newVal.body.bgImg,
             elementsMp: newVal.elements,
           });
-          this.drawImage1();
+          this.drawImage();
         }
       },
     },
@@ -65,7 +65,7 @@ Component({
         }
       });
     },
-    drawImage1() {
+    drawImage() {
       let self = this;
       this.drawImage1 = new Wxml2Canvas({
         obj: self,