头图卡宽高比例计算

@@ -39,7 +39,19 @@ export struct HeadPictureCardComponent {
     }
     .alignContent(Alignment.Bottom)
     .width(CommonConstants.FULL_WIDTH)
+    .aspectRatio(imageSizeRatio(this.compDTO.operDataList[0].coverSize))
     .height(200)
   }
 }
 
+function imageSizeRatio(size: string): number {
+  if (size != null) {
+    let parts: string[] = size.split("*");
+    let f = Number(parts[0])
+    let s = Number(parts[1])
+    return f / s;
+  } else {
+    return 1.0
+  }
+}
+