fix(common): Don't warn about image distortion is fill mode is enabled (

#47824) The image distortion warning (when rendered aspect ratio is noticeably different than intrinsic) doesn't make sense with fill mode, where the user may want the image to stretch, crop or letterbox. PR Close #47824
angular · Oct 20, 2022 · 3a18398 · 3a18398
1 parent 44c1770
commit 3a18398
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diff --git a/packages/common/src/directives/ng_optimized_image/ng_optimized_image.ts b/packages/common/src/directives/ng_optimized_image/ng_optimized_image.ts
@@ -367,9 +367,11 @@ export class NgOptimizedImage implements OnInit, OnChanges, OnDestroy {
         assertEmptyWidthAndHeight(this);
       } else {
         assertNonEmptyWidthAndHeight(this);
+        // Only check for distorted images when not in fill mode, where
+        // images may be intentionally stretched, cropped or letterboxed.
+        assertNoImageDistortion(this, this.imgElement, this.renderer);
       }
       assertValidLoadingInput(this);
-      assertNoImageDistortion(this, this.imgElement, this.renderer);
       if (!this.ngSrcset) {
         assertNoComplexSizes(this);
       }

diff --git a/packages/core/test/bundling/image-directive/e2e/image-distortion/image-distortion.ts b/packages/core/test/bundling/image-directive/e2e/image-distortion/image-distortion.ts
@@ -36,6 +36,10 @@ import {Component} from '@angular/core';
      <!-- Aspect-ratio: 1.0652173913 -->
      <img ngSrc="/e2e/b.png" width="245" height="230">
      <br>
+     <!-- Fill mode disables aspect ratio warning -->
+     <!-- Aspect-ratio: 0.1 -->
+     <img ngSrc="/e2e/b.png" width="24" height="240" disableOptimizedSrcset fill>
+     <br>
      <!-- Supplied aspect ratio is correct & image has 0x0 rendered size -->
      <img ngSrc="/e2e/a.png" width="25" height="25" style="display: none">
      <br>