internal PointerStylusDevice(PointerTabletDevice tabletDevice, UnsafeNativeMethods.POINTER_DEVICE_CURSOR_INFO cursorInfo) { _cursorInfo = cursorInfo; _tabletDevice = tabletDevice; _pointerLogic = StylusLogic.GetCurrentStylusLogicAs <PointerLogic>(); // Touch devices have a special set of handling code if (tabletDevice.Type == TabletDeviceType.Touch) { TouchDevice = new PointerTouchDevice(this); } _interactionEngine = new PointerInteractionEngine(this); _interactionEngine.InteractionDetected += HandleInteraction; List <StylusButton> buttons = new List <StylusButton>(); // Create a button collection for this StylusDevice based off the button properties stored in the tablet // This needs to be done as each button instance has a StylusDevice owner that it uses to access the raw // data in the StylusDevice. foreach (var prop in _tabletDevice.DeviceInfo.StylusPointProperties) { if (prop.IsButton) { StylusButton button = new StylusButton(StylusPointPropertyIds.GetStringRepresentation(prop.Id), prop.Id); button.SetOwner(this); buttons.Add(button); } } _stylusButtons = new StylusButtonCollection(buttons); }