I understand the problem with the PercentZoom: If it's greater than 200, it makes a zoom out ! So, if it's equal to 150, it makes a huge zoom in ! Here is the code that makes pinch in/out usable : procedure TForm1.FormGesture(Sender: TObject; const EventInfo: TGestureEventInfo; var Handled: Boolean)...

Hi, I'm trying to use Gesture with Teechart 8. Why the OnGesture event is not published. When I create a component derived from TeeChart and published this event, it never raises. So, I use the OnGesture event of the form. I'm trying to zoom out/in with a pinch out/in gesture but ZoomPercent method ...