private void HandleTouch(IntPtr ev, LibInputEventType type)
{
var tev = libinput_event_get_touch_event(ev);
if (tev == IntPtr.Zero)
{
return;
}
if (type < LibInputEventType.LIBINPUT_EVENT_TOUCH_FRAME)
{
var info = _screen.ScaledSize;
var slot = libinput_event_touch_get_slot(tev);
Point pt;
if (type == LibInputEventType.LIBINPUT_EVENT_TOUCH_DOWN ||
type == LibInputEventType.LIBINPUT_EVENT_TOUCH_MOTION)
{
var x = libinput_event_touch_get_x_transformed(tev, (int)info.Width);
var y = libinput_event_touch_get_y_transformed(tev, (int)info.Height);
pt = new Point(x, y);
_pointers[slot] = pt;
}
else
{
_pointers.TryGetValue(slot, out pt);
_pointers.Remove(slot);
}
var ts = libinput_event_touch_get_time_usec(tev) / 1000;
if (_inputRoot == null)
{
return;
}
ScheduleInput(new RawTouchEventArgs(_touch, ts,
_inputRoot,
type == LibInputEventType.LIBINPUT_EVENT_TOUCH_DOWN ? RawPointerEventType.TouchBegin
: type == LibInputEventType.LIBINPUT_EVENT_TOUCH_UP ? RawPointerEventType.TouchEnd
: type == LibInputEventType.LIBINPUT_EVENT_TOUCH_MOTION ? RawPointerEventType.TouchUpdate
: RawPointerEventType.TouchCancel,
pt, RawInputModifiers.None, slot));
}
}
private void HandlePointer(IntPtr ev, LibInputEventType type)
{
//TODO: support input modifiers
var pev = libinput_event_get_pointer_event(ev);
var info = _screen.ScaledSize;
var ts = libinput_event_pointer_get_time_usec(pev) / 1000;
if (type == LibInputEventType.LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE)
{
_mousePosition = new Point(libinput_event_pointer_get_absolute_x_transformed(pev, (int)info.Width),
libinput_event_pointer_get_absolute_y_transformed(pev, (int)info.Height));
ScheduleInput(new RawPointerEventArgs(_mouse, ts, _inputRoot, RawPointerEventType.Move, _mousePosition,
RawInputModifiers.None));
}
else if (type == LibInputEventType.LIBINPUT_EVENT_POINTER_BUTTON)
{
var button = (EvKey)libinput_event_pointer_get_button(pev);
var buttonState = libinput_event_pointer_get_button_state(pev);
var evnt = button == EvKey.BTN_LEFT ?
(buttonState == 1 ? RawPointerEventType.LeftButtonDown : RawPointerEventType.LeftButtonUp) :
button == EvKey.BTN_MIDDLE ?
(buttonState == 1 ? RawPointerEventType.MiddleButtonDown : RawPointerEventType.MiddleButtonUp) :
button == EvKey.BTN_RIGHT ?
(buttonState == 1 ?
RawPointerEventType.RightButtonDown :
RawPointerEventType.RightButtonUp) :
(RawPointerEventType)(-1);
if (evnt == (RawPointerEventType)(-1))
{
return;
}
ScheduleInput(
new RawPointerEventArgs(_mouse, ts, _inputRoot, evnt, _mousePosition, RawInputModifiers.None));
}
}
