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How to activate the trackball on touch?

Platform: Xamarin.Forms |
Control: SfChart


Trackball will be activated once you long-press anywhere on the chart area, but this behavior can be overridable by activating the trackball manually using Show and Hide method of ChartTrackballBehavior.


In the following CustomeTrackballBehavior class, the trackball is activated in OnTouchMove method and deactivated in OnTouchUp method of ChartTrackballBehavior.






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