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Fixed crash when zooming with no track loaded.

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This commit is contained in:
Martin Tůma 2015-12-19 12:57:09 +01:00
parent 69c62ffdc3
commit 0374e59bce
1 changed files with 3 additions and 0 deletions
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3
src/track.cpp
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@ -205,6 +205,9 @@ void Track::redraw()
void Track::wheelEvent(QWheelEvent *event) void Track::wheelEvent(QWheelEvent *event)
{ {
if (_tracks.isEmpty())
return;
QPointF pos = mapToScene(event->pos()); QPointF pos = mapToScene(event->pos());
qreal scale = _scale; qreal scale = _scale;