From b3aa4a5b0bbbb87d041b9515bddedbcbf8ae9fc5 Mon Sep 17 00:00:00 2001
From: bobzel <zzzman@gmail.com>
Date: Fri, 8 Aug 2025 12:54:45 -0400
Subject: fixed sizing of arrows and dashes to relate to stroke width.  Made
 link's use fill to set color and default to backgorundColor

---
 src/client/util/InteractionUtils.tsx | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'src/client/util/InteractionUtils.tsx')

diff --git a/src/client/util/InteractionUtils.tsx b/src/client/util/InteractionUtils.tsx
index ca1cb8014..f469f2ef8 100644
--- a/src/client/util/InteractionUtils.tsx
+++ b/src/client/util/InteractionUtils.tsx
@@ -132,9 +132,9 @@ export namespace InteractionUtils {
 
         const Tag = (bezier ? 'path' : 'polyline') as keyof JSX.IntrinsicElements;
         const markerStrokeWidth = strokeWidth / 2;
-        const arrowWidthFactor = 3 * (markerScale || 0.5); // used to be 1.5
-        const arrowLengthFactor = 5 * (markerScale || 0.5);
-        const arrowNotchFactor = 2 * (markerScale || 0.5);
+        const arrowWidthFactor = markerScale || 0.5; // used to be 1.5
+        const arrowLengthFactor = (5 / 3) * (markerScale || 0.5);
+        const arrowNotchFactor = (2 / 3) * (markerScale || 0.5);
         return (
             <svg fill={color || 'transparent'} style={{ transition: 'inherit' }} onPointerDown={downHdlr}>
                 {' '}
@@ -148,7 +148,7 @@ export namespace InteractionUtils {
                         )}
                         {arrowStart !== 'dot' && arrowEnd !== 'dot' ? null : (
                             <marker id={`dot${defGuid}`} orient="auto" markerUnits="userSpaceOnUse" refX={0} refY="0" overflow="visible">
-                                <circle r={strokeWidth * arrowWidthFactor} fill="context-stroke" />
+                                <circle r={(strokeWidth * arrowWidthFactor) / 2} fill="context-stroke" />
                             </marker>
                         )}
                         {arrowStart !== 'arrow' ? null : (
-- 
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