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handmovableview: normalize zoom scroll if scrolling is inverted

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itsmattkc
2023-02-22 09:52:56 -08:00
parent 7ecabfa68d
commit 1d058ec709
1 changed files with 5 additions and 1 deletions
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app/widget/handmovableview/handmovableview.cpp
+5 -1
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@@ -157,7 +157,11 @@ bool HandMovableView::WheelEventIsAZoomEvent(QWheelEvent *event)
qreal HandMovableView::GetScrollZoomMultiplier(QWheelEvent *event)
{
return 1.0 + (static_cast<qreal>(event->angleDelta().x() + event->angleDelta().y()) * 0.001);
qreal v = (static_cast<qreal>(event->angleDelta().x() + event->angleDelta().y()) * 0.001);
if (event->inverted()) {
v = -v;
}
return 1.0 + v;
}
void HandMovableView::wheelEvent(QWheelEvent *event)