feat: Implemented CSV support for Arrow annotation. (#4623)

Co-authored-by: Ibrahim <93064150+IbrahimCSAE@users.noreply.github.com>

extensions/cornerstone/src/utils/measurementServiceMappings/ArrowAnnotate.ts

@@ -57,6 +57,7 @@ const Length = {
     const mappedAnnotations = getMappedAnnotations(annotation, displaySetService);
 
     const displayText = getDisplayText(mappedAnnotations, displaySet);
+    const getReport = () => _getReport(mappedAnnotations, points, FrameOfReferenceUID);
 
     return {
       uid: annotationUID,
@@ -77,9 +78,7 @@ const Length = {
       displayText: displayText,
       data: data.cachedStats,
       type: getValueTypeFromToolType(toolName),
-      getReport: () => {
+      getReport,
-        throw new Error('Not implemented');
-      },
     };
   },
 };
@@ -145,4 +144,32 @@ function getDisplayText(mappedAnnotations, displaySet) {
   return displayText;
 }
 
+function _getReport(mappedAnnotations, points, FrameOfReferenceUID) {
+  const columns = [];
+  const values = [];
+
+  columns.push('AnnotationType');
+  values.push('Cornerstone:ArrowAnnote');
+
+  mappedAnnotations.forEach(annotation => {
+    const { text } = annotation;
+    columns.push(`Text`);
+    values.push(text);
+  });
+
+  if (FrameOfReferenceUID) {
+    columns.push('FrameOfReferenceUID');
+    values.push(FrameOfReferenceUID);
+  }
+
+  if (points) {
+    columns.push('points');
+    values.push(points.map(p => p.join(' ')).join(';'));
+  }
+
+  return {
+    columns,
+    values,
+  };
+}
 export default Length;