corrects sign of deltaX and deltaY

ElyaConrad · Apr 19, 2024 · 3adf92a · 3adf92a
1 parent cc3e5f0
commit 3adf92a
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/zoompinch-vue/package.json b/zoompinch-vue/package.json
@@ -1,7 +1,7 @@
 {
   "name": "zoompinch",
   "private": false,
-  "version": "0.0.30",
+  "version": "0.0.31",
   "type": "module",
   "files": [
     "package.json",

diff --git a/zoompinch-vue/src/controllers/wheel.ts b/zoompinch-vue/src/controllers/wheel.ts
@@ -17,7 +17,7 @@ export function isMultipleOf(n: number, multiples: number[]) {
   if (factor) {
     return n / factor;
   } else {
-    return n;
+    return 1;
   }
 }
 
@@ -49,10 +49,10 @@ export function useWheel({
     if (Math.abs(deltaX)) {
     }
     if (isMultipleOf(deltaX, mouseMultiples)) {
-      deltaX = deltaX / ((100 / mouseFactor) * isMultipleOf(deltaX, mouseMultiples));
+      deltaX = (deltaX / ((100 / mouseFactor) * isMultipleOf(deltaX, mouseMultiples))) * Math.sign(deltaX);
     }
     if (isMultipleOf(deltaY, mouseMultiples)) {
-      deltaY = deltaY / ((100 / mouseFactor) * isMultipleOf(deltaY, mouseMultiples));
+      deltaY = (deltaY / ((100 / mouseFactor) * isMultipleOf(deltaY, mouseMultiples))) * Math.sign(deltaY);
     }
     const currScale = scale.value;
     if (ctrlKey) {