Home › Forums › Chart Support › Customizing the Zoom functionality in the Mouse wheel event. › Reply To: Customizing the Zoom functionality in the Mouse wheel event.
@elanchezhiyan,
You can achieve zooming using mouse wheel by updating the viewportMinimum and viewportMaximum for both x-axis and y-axis based on the mouse position.
Please check this JSFiddle for a working example.
— Thangaraj Raman Team CanvasJS