Hook on a new touch event

Property definitions

ios $ NitGLKView :: touches_began
	# Hook on a new touch event
	fun touches_began(touches: NSSet_UITouch, event: UIEvent) do end
lib/ios/glkit.nit:164,2--165,65

gamnit :: input_ios $ NitGLKView :: touches_began
	redef fun touches_began(touches, event)
	do app.accept_event(new GamnitIOSPointerEvent(event, touches.any_object, content_scale_factor, true, false))
lib/gamnit/input_ios.nit:47,2--48,109