add a new no label arrow tool

dicom-viewer/src/App.tsx

@@ -17,6 +17,8 @@ import { metaData } from '@cornerstonejs/core';
 import * as dicomParser from "dicom-parser";
 import cornerstoneDICOMImageLoader from "@cornerstonejs/dicom-image-loader"
 
+import { NoLabelArrowAnnotateTool } from "./NoLabelArrowAnnotateTool";
+
 // Extend the Window interface to include cornerstoneTools
 declare global {
   interface Window {
@@ -85,6 +87,7 @@ const TOOL_OPTIONS = [
   { label: "Rotate", value: PlanarRotateTool.toolName },
   { label: "Length", value: LengthTool.toolName },
   { label: "Probe", value: ProbeTool.toolName },
+  { label: "Arrow (No Label)", value: NoLabelArrowAnnotateTool.toolName },
   { label: "Arrow Annotate", value: ArrowAnnotateTool.toolName },
   { label: "Rectangle ROI", value: RectangleROITool.toolName },
   { label: "Ellipse ROI", value: EllipticalROITool.toolName },
@@ -1205,6 +1208,7 @@ function App() {
           // Only keep annotations with toolName in the allowed list
           const allowedTools = [
             LengthTool.toolName,
+            NoLabelArrowAnnotateTool.toolName,
             ArrowAnnotateTool.toolName,
             RectangleROITool.toolName,
             EllipticalROITool.toolName,
@@ -2482,6 +2486,7 @@ function setupTools() {
   cornerstoneTools.addTool(ReferenceCursors)
   cornerstoneTools.addTool(CrosshairsTool)
   cornerstoneTools.addTool(ReferenceLinesTool);
+  cornerstoneTools.addTool(NoLabelArrowAnnotateTool);
 
 
 
@@ -2495,7 +2500,8 @@ function setupTools() {
     mainToolGroup.addTool(StackScrollTool.toolName, { loop: false });
     mainToolGroup.addTool(PlanarRotateTool.toolName);
     mainToolGroup.addTool(LengthTool.toolName);
-    mainToolGroup.addTool(ArrowAnnotateTool.toolName, { getTextCallback: () => '' });
+    mainToolGroup.addTool(NoLabelArrowAnnotateTool.toolName, { getTextCallback: () => '' });
+    mainToolGroup.addTool(ArrowAnnotateTool.toolName);
     mainToolGroup.addTool(ProbeTool.toolName, { statsCalculator: () => null });
     mainToolGroup.addTool(RectangleROITool.toolName, { calculateStats: false, getTextCallback: () => '' });
     mainToolGroup.addTool(EllipticalROITool.toolName, { getTextCallback: () => '' });

dicom-viewer/src/NoLabelArrowAnnotateTool.ts

@@ -0,0 +1,5 @@
+import { ArrowAnnotateTool } from "@cornerstonejs/tools";
+
+export class NoLabelArrowAnnotateTool extends ArrowAnnotateTool {
+  static toolName = "NoLabelArrowAnnotate";
+}