scroll horizontally on shift-scroll (#1519)

2020-04-30 22:34:38 +02:00
parent 51f8146357
commit b7a37c157b
1 changed files with 8 additions and 0 deletions
--- a/src/components/App.tsx
+++ b/src/components/App.tsx
@ -2567,6 +2567,14 @@ class App extends React.Component<any, AppState> {
      return;
    }

+    // scroll horizontally when shift pressed
+    if (event.shiftKey) {
+      this.setState(({ zoom, scrollX }) => ({
+        scrollX: normalizeScroll(scrollX - deltaY / zoom),
+      }));
+      return;
+    }
+
    this.setState(({ zoom, scrollX, scrollY }) => ({
      scrollX: normalizeScroll(scrollX - deltaX / zoom),
      scrollY: normalizeScroll(scrollY - deltaY / zoom),