From 14d3baae5676ca8bc5f5c55a9d9340345126a51d Mon Sep 17 00:00:00 2001
From: tildearrow <me@tildearrow.org>
Date: Sat, 19 Aug 2023 16:25:08 -0500
Subject: [PATCH] GUI: invert cursor follows wheel

issue #1374
---
 src/gui/pattern.cpp  |  2 +-
 src/gui/settings.cpp | 16 ++++++++++++----
 2 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/src/gui/pattern.cpp b/src/gui/pattern.cpp
index a1ba6336f..b5e92b598 100644
--- a/src/gui/pattern.cpp
+++ b/src/gui/pattern.cpp
@@ -950,7 +950,7 @@ void FurnaceGUI::drawPattern() {
       // cursor follows wheel
       if (settings.cursorFollowsWheel && (!e->isPlaying() || !followPattern) && ImGui::IsWindowHovered(ImGuiHoveredFlags_ChildWindows)) {
         if (wheelX!=0 || wheelY!=0) {
-          moveCursor(wheelX,wheelY,false);
+          moveCursor(wheelX,(settings.cursorFollowsWheel==2)?wheelY:-wheelY,false);
         }
       }
 
diff --git a/src/gui/settings.cpp b/src/gui/settings.cpp
index 221b96957..4ceb6fb6c 100644
--- a/src/gui/settings.cpp
+++ b/src/gui/settings.cpp
@@ -1972,10 +1972,18 @@ void FurnaceGUI::drawSettings() {
           settings.cursorMoveNoScroll=cursorMoveNoScrollB;
         }
 
-        bool cursorFollowsWheelB=settings.cursorFollowsWheel;
-        if (ImGui::Checkbox("Move cursor with scroll wheel",&cursorFollowsWheelB)) {
-          settings.cursorFollowsWheel=cursorFollowsWheelB;
+        ImGui::Text("Move cursor with scroll wheel:");
+        ImGui::Indent();
+        if (ImGui::RadioButton("No##csw0",settings.cursorFollowsWheel==0)) {
+          settings.cursorFollowsWheel=0;
         }
+        if (ImGui::RadioButton("Yes##csw1",settings.cursorFollowsWheel==1)) {
+          settings.cursorFollowsWheel=1;
+        }
+        if (ImGui::RadioButton("Inverted##csw2",settings.cursorFollowsWheel==2)) {
+          settings.cursorFollowsWheel=2;
+        }
+        ImGui::Unindent();
 
         END_SECTION;
       }
@@ -3292,7 +3300,7 @@ void FurnaceGUI::syncSettings() {
   clampSetting(settings.pullDeleteRow,0,1);
   clampSetting(settings.newSongBehavior,0,1);
   clampSetting(settings.memUsageUnit,0,1);
-  clampSetting(settings.cursorFollowsWheel,0,1);
+  clampSetting(settings.cursorFollowsWheel,0,2);
   clampSetting(settings.noDMFCompat,0,1);
   clampSetting(settings.removeInsOff,0,1);
   clampSetting(settings.removeVolOff,0,1);