[Annotations] Widget annotations must be in front of the other ones (bug 1883609)

src/core/annotation.js

@@ -4964,4 +4964,5 @@ export {
   getQuadPoints,
   MarkupAnnotation,
   PopupAnnotation,
+  WidgetAnnotation,
 };

src/core/document.js

@@ -30,7 +30,11 @@ import {
   Util,
   warn,
 } from "../shared/util.js";
-import { AnnotationFactory, PopupAnnotation } from "./annotation.js";
+import {
+  AnnotationFactory,
+  PopupAnnotation,
+  WidgetAnnotation,
+} from "./annotation.js";
 import {
   collectActions,
   getInheritableProperty,
@@ -766,19 +770,26 @@ class Page {
         }
 
         const sortedAnnotations = [];
-        let popupAnnotations;
+        let popupAnnotations, widgetAnnotations;
         // Ensure that PopupAnnotations are handled last, since they depend on
         // their parent Annotation in the display layer; fixes issue 11362.
         for (const annotation of await Promise.all(annotationPromises)) {
           if (!annotation) {
             continue;
           }
+          if (annotation instanceof WidgetAnnotation) {
+            (widgetAnnotations ||= []).push(annotation);
+            continue;
+          }
           if (annotation instanceof PopupAnnotation) {
             (popupAnnotations ||= []).push(annotation);
             continue;
           }
           sortedAnnotations.push(annotation);
         }
+        if (widgetAnnotations) {
+          sortedAnnotations.push(...widgetAnnotations);
+        }
         if (popupAnnotations) {
           sortedAnnotations.push(...popupAnnotations);
         }