public static extern int libevdev_next_event(IntPtr dev, int flags, out input_event ev);
private void ProcessEvent(EvDevDevice device, input_event ev)
{
if (ev.type == (short)EvType.EV_REL)
{
if (ev.code == (short)AxisEventCode.REL_X)
{
_x = Math.Min(_width, Math.Max(0, _x + ev.value));
}
else if (ev.code == (short)AxisEventCode.REL_Y)
{
_y = Math.Min(_height, Math.Max(0, _y + ev.value));
}
else
{
return;
}
Event?.Invoke(new RawMouseEventArgs(LinuxFramebufferPlatform.MouseDevice,
LinuxFramebufferPlatform.Timestamp,
LinuxFramebufferPlatform.TopLevel.InputRoot, RawMouseEventType.Move, new Point(_x, _y),
InputModifiers.None));
}
if (ev.type == (int)EvType.EV_ABS)
{
if (ev.code == (short)AbsAxis.ABS_X && device.AbsX.HasValue)
{
_x = TranslateAxis(device.AbsX.Value, ev.value, _width);
}
else if (ev.code == (short)AbsAxis.ABS_Y && device.AbsY.HasValue)
{
_y = TranslateAxis(device.AbsY.Value, ev.value, _height);
}
else
{
return;
}
Event?.Invoke(new RawMouseEventArgs(LinuxFramebufferPlatform.MouseDevice,
LinuxFramebufferPlatform.Timestamp,
LinuxFramebufferPlatform.TopLevel.InputRoot, RawMouseEventType.Move, new Point(_x, _y),
InputModifiers.None));
}
if (ev.type == (short)EvType.EV_KEY)
{
RawMouseEventType?type = null;
if (ev.code == (ushort)EvKey.BTN_LEFT)
{
type = ev.value == 1 ? RawMouseEventType.LeftButtonDown : RawMouseEventType.LeftButtonUp;
}
if (ev.code == (ushort)EvKey.BTN_RIGHT)
{
type = ev.value == 1 ? RawMouseEventType.RightButtonDown : RawMouseEventType.RightButtonUp;
}
if (ev.code == (ushort)EvKey.BTN_MIDDLE)
{
type = ev.value == 1 ? RawMouseEventType.MiddleButtonDown : RawMouseEventType.MiddleButtonUp;
}
if (!type.HasValue)
{
return;
}
Event?.Invoke(new RawMouseEventArgs(LinuxFramebufferPlatform.MouseDevice,
LinuxFramebufferPlatform.Timestamp,
LinuxFramebufferPlatform.TopLevel.InputRoot, type.Value, new Point(_x, _y), default(InputModifiers)));
}
}
