public unsafe EvdevVirtualTablet()
{
Device = new EvdevDevice("OpenTabletDriver Virtual Artist Tablet");
Device.EnableType(EventType.INPUT_PROP_DIRECT);
Device.EnableType(EventType.EV_ABS);
var xAbs = new input_absinfo
{
maximum = Max,
resolution = 100
};
input_absinfo *xPtr = &xAbs;
Device.EnableCustomCode(EventType.EV_ABS, EventCode.ABS_X, (IntPtr)xPtr);
var yAbs = new input_absinfo
{
maximum = Max,
resolution = 100
};
input_absinfo *yPtr = &yAbs;
Device.EnableCustomCode(EventType.EV_ABS, EventCode.ABS_Y, (IntPtr)yPtr);
var pressure = new input_absinfo
{
maximum = MaxPressure
};
input_absinfo *pressurePtr = &pressure;
Device.EnableCustomCode(EventType.EV_ABS, EventCode.ABS_PRESSURE, (IntPtr)pressurePtr);
Device.EnableTypeCodes(
EventType.EV_KEY,
EventCode.BTN_TOUCH,
EventCode.BTN_STYLUS,
EventCode.BTN_TOOL_PEN,
EventCode.BTN_STYLUS2,
EventCode.BTN_STYLUS3
);
var result = Device.Initialize();
switch (result)
{
case ERRNO.NONE:
Log.Debug("Evdev", $"Successfully initialized virtual pressure sensitive tablet. (code {result})");
break;
default:
Log.Write("Evdev", $"Failed to initialize virtual pressure sensitive tablet. (error code {result})", LogLevel.Error);
break;
}
}
public EvDevSingleTouchScreen(EvDevDevice device, EvDevTouchScreenDeviceDescription description,
IScreenInfoProvider screenInfo) : base(device)
{
if (device.AbsX == null || device.AbsY == null)
{
throw new ArgumentException("Device is not a touchscreen");
}
_screenInfo = screenInfo;
_calibration = description.CalibrationMatrix;
_axisX = device.AbsX.Value;
_axisY = device.AbsY.Value;
}
public unsafe EvdevAbsolutePointer()
{
Device = new EvdevDevice("OpenTabletDriver Virtual Tablet");
Device.EnableType(EventType.EV_ABS);
var xAbs = new input_absinfo
{
maximum = (int)DesktopInterop.VirtualScreen.Width
};
input_absinfo *xPtr = &xAbs;
Device.EnableCustomCode(EventType.EV_ABS, EventCode.ABS_X, (IntPtr)xPtr);
var yAbs = new input_absinfo
{
maximum = (int)DesktopInterop.VirtualScreen.Height
};
input_absinfo *yPtr = &yAbs;
Device.EnableCustomCode(EventType.EV_ABS, EventCode.ABS_Y, (IntPtr)yPtr);
Device.EnableTypeCodes(
EventType.EV_KEY,
EventCode.BTN_LEFT,
EventCode.BTN_MIDDLE,
EventCode.BTN_RIGHT,
EventCode.BTN_FORWARD,
EventCode.BTN_BACK);
var result = Device.Initialize();
switch (result)
{
case ERRNO.NONE:
Log.Debug("Evdev", $"Successfully initialized virtual tablet. (code {result})");
break;
default:
Log.Write("Evdev", $"Failed to initialize virtual tablet. (error code {result})", LogLevel.Error);
break;
}
}
public unsafe EvdevCursorHandler()
{
Device = new EvdevDevice("OpenTabletDriver Virtual Pointer");
Device.EnableType(EventType.EV_ABS);
var xAbs = new input_absinfo
{
maximum = (int)Platform.VirtualScreen.Width
};
input_absinfo *xPtr = &xAbs;
Device.EnableCustomCode(EventType.EV_ABS, EventCode.ABS_X, (IntPtr)xPtr);
var yAbs = new input_absinfo
{
maximum = (int)Platform.VirtualScreen.Height
};
input_absinfo *yPtr = &yAbs;
Device.EnableCustomCode(EventType.EV_ABS, EventCode.ABS_Y, (IntPtr)yPtr);
Device.EnableTypeCodes(
EventType.EV_KEY,
EventCode.BTN_LEFT,
EventCode.BTN_MIDDLE,
EventCode.BTN_RIGHT,
EventCode.BTN_FORWARD,
EventCode.BTN_BACK);
var result = Device.Initialize();
if (result != 0)
{
Log.Write("Evdev", $"Failed to initialize virtual pointer. (error code {result})", true);
}
}
static double TranslateAxis(input_absinfo axis, int value, double max)
{
return((value - axis.minimum) / (double)(axis.maximum - axis.minimum) * max);
}
