public void MouseWheel(MouseWheelEventArgs args)
{
var control = MouseGetControl(args.Position);
if (control == null)
{
return;
}
args.Handle();
var guiArgs = new GUIMouseWheelEventArgs(args.Delta, control,
args.Position / UIScale, args.Position,
args.Position / UIScale - control.GlobalPosition, args.Position - control.GlobalPixelPosition);
_doMouseGuiInput(control, guiArgs, (c, ev) => c.MouseWheel(ev), true);
}