Informs the receiver that the user has begun a pinch gesture.
Original signature is '- (void)magnifyWithEvent:(NSEvent *)event'
Available in Mac OS X v10.6 and later.
![](../icons/collapse_all.gif)
![](../icons/collapse_all.gif)
- event (NSEvent)
- An event object representing the magnify gesture.
![](../icons/collapse_all.gif)
- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later)