Get the touch position in chart

9 Jan 20252 minutes to read

ChartBehavior provides the following override methods to get the x and y positions when touch the Chart.

• OnTouchUp - Called when touch up on the chart area with respective x and y position.
• OnTouchMove - Called when touch move on the chart area with respective x and y position.
• OnTouchDown - Called when touch down on the chart area with respective x and y position.
• DoubleTap - Called when double tap on the chart area with respective x and y position.

C#

public class ChartTooltipBehaviorExt : ChartTooltipBehavior
{
        
        protected override void OnTouchUp(float pointX, float pointY)
        {
               base.OnTouchUp(pointX, pointY);
        }

        protected override void OnTouchMove(float pointX, float pointY)
        {
               base.OnTouchMove(pointX, pointY);
        }

        protected override void OnTouchDown(float pointX, float pointY)
        {
               base.OnTouchDown(pointX, pointY);
        }

        protected override void DoubleTap(float pointX, float pointY)
        {
               base.DoubleTap(pointX, pointY);
        }
      
}