From 56e82bd957d95b07b7e023e2012032adae0ad30a Mon Sep 17 00:00:00 2001
From: Nicolas Chiaruttini <nicolas.chiaruttini@epfl.ch>
Date: Thu, 16 May 2024 16:13:59 +0200
Subject: [PATCH] fix #268

---
 .../bdvpg/bdv/navigate/RayCastPositionerSliderAdder.java | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/main/java/sc/fiji/bdvpg/bdv/navigate/RayCastPositionerSliderAdder.java b/src/main/java/sc/fiji/bdvpg/bdv/navigate/RayCastPositionerSliderAdder.java
index cc49418b..6d155c21 100644
--- a/src/main/java/sc/fiji/bdvpg/bdv/navigate/RayCastPositionerSliderAdder.java
+++ b/src/main/java/sc/fiji/bdvpg/bdv/navigate/RayCastPositionerSliderAdder.java
@@ -65,6 +65,15 @@ public class RayCastPositionerSliderAdder implements Runnable {
 	public RayCastPositionerSliderAdder(BdvHandle bdvh) {
 		this.bdvh = bdvh;
 		slider = new JSlider(JSlider.VERTICAL);
+		slider.addMouseWheelListener(e -> {
+			int notches = e.getWheelRotation();
+			System.out.println(notches);
+			if (notches < 0) {
+				slider.setValue(slider.getValue() + 1);
+			} else if (notches > 0) {
+				slider.setValue(slider.getValue() - 1);
+			}
+		});
 	}
 
 	int nPositions;