void OnEnterLeaveEvent(IXI2Client client, ref XIEnterLeaveEvent ev)
{
if (ev.evtype == XiEventType.XI_Leave)
{
var buttons = ParsedDeviceEvent.ParseButtonState(ev.buttons.MaskLen, ev.buttons.Mask);
var detail = ev.detail;
if ((detail == XiEnterLeaveDetail.XINotifyNonlinearVirtual ||
detail == XiEnterLeaveDetail.XINotifyNonlinear ||
detail == XiEnterLeaveDetail.XINotifyVirtual) &&
buttons == default)
{
client.ScheduleXI2Input(new RawPointerEventArgs(client.MouseDevice, (ulong)ev.time.ToInt64(),
client.InputRoot,
RawPointerEventType.LeaveWindow, new Point(ev.event_x, ev.event_y), buttons));
}
}
}
void OnDeviceEvent(IXI2Client client, ParsedDeviceEvent ev)
{
if (ev.Type == XiEventType.XI_TouchBegin ||
ev.Type == XiEventType.XI_TouchUpdate ||
ev.Type == XiEventType.XI_TouchEnd)
{
var type = ev.Type == XiEventType.XI_TouchBegin ?
RawPointerEventType.TouchBegin :
(ev.Type == XiEventType.XI_TouchUpdate ?
RawPointerEventType.TouchUpdate :
RawPointerEventType.TouchEnd);
client.ScheduleXI2Input(new RawTouchEventArgs(client.TouchDevice,
ev.Timestamp, client.InputRoot, type, ev.Position, ev.Modifiers, ev.Detail));
return;
}
if (_multitouch && ev.Emulated)
{
return;
}
if (ev.Type == XiEventType.XI_Motion)
{
Vector scrollDelta = default;
foreach (var v in ev.Valuators)
{
foreach (var scroller in _pointerDevice.Scrollers)
{
if (scroller.Number == v.Key)
{
var old = _pointerDevice.Valuators[scroller.Number].Value;
// Value was zero after reset, ignore the event and use it as a reference next time
if (old == 0)
{
continue;
}
var diff = (old - v.Value) / scroller.Increment;
if (scroller.ScrollType == XiScrollType.Horizontal)
{
scrollDelta = scrollDelta.WithX(scrollDelta.X + diff);
}
else
{
scrollDelta = scrollDelta.WithY(scrollDelta.Y + diff);
}
}
}
}
if (scrollDelta != default)
{
client.ScheduleXI2Input(new RawMouseWheelEventArgs(client.MouseDevice, ev.Timestamp,
client.InputRoot, ev.Position, scrollDelta, ev.Modifiers));
}
if (_pointerDevice.HasMotion(ev))
{
client.ScheduleXI2Input(new RawPointerEventArgs(client.MouseDevice, ev.Timestamp, client.InputRoot,
RawPointerEventType.Move, ev.Position, ev.Modifiers));
}
}
if (ev.Type == XiEventType.XI_ButtonPress && ev.Button >= 4 && ev.Button <= 7 && !ev.Emulated)
{
var scrollDelta = ev.Button switch
{
4 => new Vector(0, 1),
5 => new Vector(0, -1),
6 => new Vector(1, 0),
7 => new Vector(-1, 0),
_ => (Vector?)null
};
if (scrollDelta.HasValue)
{
client.ScheduleXI2Input(new RawMouseWheelEventArgs(client.MouseDevice, ev.Timestamp,
client.InputRoot, ev.Position, scrollDelta.Value, ev.Modifiers));
}
}
if (ev.Type == XiEventType.XI_ButtonPress || ev.Type == XiEventType.XI_ButtonRelease)
{
var down = ev.Type == XiEventType.XI_ButtonPress;
var type = ev.Button switch
{
1 => down ? RawPointerEventType.LeftButtonDown : RawPointerEventType.LeftButtonUp,
2 => down ? RawPointerEventType.MiddleButtonDown : RawPointerEventType.MiddleButtonUp,
3 => down ? RawPointerEventType.RightButtonDown : RawPointerEventType.RightButtonUp,
8 => down ? RawPointerEventType.XButton1Down : RawPointerEventType.XButton1Up,
9 => down ? RawPointerEventType.XButton2Down : RawPointerEventType.XButton2Up,
_ => (RawPointerEventType?)null
};
if (type.HasValue)
{
client.ScheduleXI2Input(new RawPointerEventArgs(client.MouseDevice, ev.Timestamp, client.InputRoot,
type.Value, ev.Position, ev.Modifiers));
}
}
_pointerDevice.UpdateValuators(ev.Valuators);
}
}
unsafe class ParsedDeviceEvent