fix: fix incorrect image object fit ratio in IE (ElemeFE#19583)

Author: charlie0228

packages/image/src/main.vue

@@ -212,7 +212,8 @@
 
         if (!imageWidth || !imageHeight || !containerWidth || !containerHeight) return {};
 
-        const vertical = imageWidth / imageHeight < 1;
+        const imageAspectRatio = imageWidth / imageHeight;
+        const containerAspectRatio = containerWidth / containerHeight;
 
         if (fit === ObjectFit.SCALE_DOWN) {
           const isSmaller = imageWidth < containerWidth && imageHeight < containerHeight;
@@ -223,9 +224,9 @@
           case ObjectFit.NONE:
             return { width: 'auto', height: 'auto' };
           case ObjectFit.CONTAIN:
-            return vertical ? { width: 'auto' } : { height: 'auto' };
+            return (imageAspectRatio < containerAspectRatio) ? { width: 'auto' } : { height: 'auto' };
           case ObjectFit.COVER:
-            return vertical ? { height: 'auto' } : { width: 'auto' };
+            return (imageAspectRatio < containerAspectRatio) ? { height: 'auto' } : { width: 'auto' };
           default:
             return {};
         }