From d300c88c8b535d9540713b28c7572801b486ee4c Mon Sep 17 00:00:00 2001
From: Chris Jordan <jordanchriss@gmail.com>
Date: Mon, 4 Nov 2024 10:22:26 -0500
Subject: [PATCH] fix(datasource/graphene) disabling hide segment zero when
 activating multicut tool so 0 segments do not blend in with the multicut
 segment when the tool is active

---
 src/datasource/graphene/frontend.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/datasource/graphene/frontend.ts b/src/datasource/graphene/frontend.ts
index 24f90734d..87039cd4f 100644
--- a/src/datasource/graphene/frontend.ts
+++ b/src/datasource/graphene/frontend.ts
@@ -2837,12 +2837,14 @@ class MulticutSegmentsTool extends LayerTool<SegmentationUserLayer> {
     const priorBaseSegmentHighlighting =
       displayState.baseSegmentHighlighting.value;
     const priorHighlightColor = displayState.highlightColor.value;
+    const priorHideSegmentZero = displayState.hideSegmentZero.value;
 
     activation.bindInputEventMap(MULTICUT_SEGMENTS_INPUT_EVENT_MAP);
     activation.registerDisposer(() => {
       resetMulticutDisplay();
       displayState.baseSegmentHighlighting.value = priorBaseSegmentHighlighting;
       displayState.highlightColor.value = priorHighlightColor;
+      displayState.hideSegmentZero.value = priorHideSegmentZero;
     });
     const resetMulticutDisplay = () => {
       resetTemporaryVisibleSegmentsState(segmentationGroupState);
@@ -2863,6 +2865,7 @@ class MulticutSegmentsTool extends LayerTool<SegmentationUserLayer> {
       displayState.highlightColor.value = multicutState.blueGroup.value
         ? BLUE_COLOR_HIGHTLIGHT
         : RED_COLOR_HIGHLIGHT;
+      displayState.hideSegmentZero.value = false;
       segmentsState.useTemporaryVisibleSegments.value = true;
       segmentsState.useTemporarySegmentEquivalences.value = true;
       // add focus segment and red/blue segments