MobileCanvas.PointerDown

From Xojo Documentation

Event


MobileCanvas.PointerDown(position As Point, pointerInfo() As PointerEvent)

Supported on Mobile.

Called when the pointing device (finger or pen) touches the Canvas.

Sample Code

This code saves all touch points to an array, which is used to display circles in the Paint event:

// touchPoints is an PointerEvent array property of screen the Canvas is also on
touchPoints = pointerInfo
Me.Refresh

This code goes in the Paint event handler:

For Each tap As PointerEvent In touchPoints
g.DrawingColor = Color.Blue
g.FillOval(tap.Position.X, tap.Position.Y, 30, 30)
Next

See Also

PointerDrag and PointerUp events.