public void StopControlling()
{
freeze_until = DateTime.Now;
mouse_state = MouseState.Idle;
if (MouseButtons.RightPressed)
{
MouseButtons.RightUp();
}
if (MouseButtons.LeftPressed)
{
MouseButtons.LeftUp();
}
}
public void StopControlling()
{
lock (Helpers.locker)
{
freeze_until = DateTime.Now;
mouse_state = MouseState.Idle;
idle_start_time = DateTime.Now;
if (MouseButtons.RightPressed)
{
MouseButtons.RightUp();
}
if (MouseButtons.LeftPressed)
{
MouseButtons.LeftUp();
}
}
}
public bool OnKeyPressed(
Key key,
KeyState key_state,
double speed_up,
bool is_short_modifier_press,
bool is_repetition,
bool is_modifier,
InputProvider input_provider)
{
// The application grabs control over cursor when modifier is pressed.
if (key == Key.Modifier)
{
if (key_state == KeyState.Down)
{
StartControlling();
return(true);
}
if (key_state == KeyState.Up)
{
if (mouse_state == EyeTrackingMouse.MouseState.Idle)
{
return(false);
}
bool handled = true;
if (is_short_modifier_press)
{
input_provider.SendModifierDown();
input_provider.SendModifierUp();
handled = true;
}
StopControlling();
return(handled);
}
}
if (mouse_state == EyeTrackingMouse.MouseState.Idle)
{
return(false);
}
if (key == Key.Unbound)
{
// The application intercepts modifier key presses. We do not want to lose modifier when handling unbound keys.
// We stop controlling cursor when facing the first unbound key and send modifier keystroke to OS before handling pressed key.
if (!is_modifier)
{
input_provider.SendModifierDown();
StopControlling();
}
return(false);
}
var repetition_white_list = new SortedSet <Key> {
Key.ScrollDown,
Key.ScrollUp,
Key.ScrollLeft,
Key.ScrollRight,
Key.CalibrateLeft,
Key.CalibrateRight,
Key.CalibrateUp,
Key.CalibrateDown,
};
if (is_repetition && !repetition_white_list.Contains(key))
{
return(true);
}
if (key_state == KeyState.Down)
{
// Calibration
int calibration_step = (int)(Options.Instance.calibration_step * speed_up);
if (key == Key.CalibrateLeft)
{
StartCalibration();
calibration_shift.X -= calibration_step;
freeze_until = DateTime.Now.AddMilliseconds(Options.Instance.calibrate_freeze_time_ms);
statistics.OnCalibrate();
}
if (key == Key.CalibrateRight)
{
StartCalibration();
calibration_shift.X += calibration_step;
freeze_until = DateTime.Now.AddMilliseconds(Options.Instance.calibrate_freeze_time_ms);
statistics.OnCalibrate();
}
if (key == Key.CalibrateUp)
{
StartCalibration();
calibration_shift.Y -= calibration_step;
freeze_until = DateTime.Now.AddMilliseconds(Options.Instance.calibrate_freeze_time_ms);
statistics.OnCalibrate();
}
if (key == Key.CalibrateDown)
{
StartCalibration();
calibration_shift.Y += calibration_step;
freeze_until = DateTime.Now.AddMilliseconds(Options.Instance.calibrate_freeze_time_ms);
statistics.OnCalibrate();
}
// Scroll
if (key == Key.ScrollDown)
{
MouseButtons.WheelDown((int)(Options.Instance.vertical_scroll_step * speed_up));
}
if (key == Key.ScrollUp)
{
MouseButtons.WheelUp((int)(Options.Instance.vertical_scroll_step * speed_up));
}
if (key == Key.ScrollLeft)
{
MouseButtons.WheelLeft((int)(Options.Instance.horizontal_scroll_step * speed_up));
}
if (key == Key.ScrollRight)
{
MouseButtons.WheelRight((int)(Options.Instance.horizontal_scroll_step * speed_up));
}
}
// Mouse buttons
if (mouse_state == MouseState.Calibrating &&
(key == Key.LeftMouseButton || key == Key.RightMouseButton))
{
ShiftsStorage.Instance.AddShift(
new ShiftsStorage.Position(gaze_point.X, gaze_point.Y, left_eye, right_eye, head_position, head_direction),
calibration_shift);
mouse_state = MouseState.Controlling;
}
if (key == Key.LeftMouseButton)
{
if (key_state == KeyState.Down)
{
// Freeze cursor for a short period of time after mouse clicks to make double clicks esier.
MouseButtons.LeftDown();
freeze_until = DateTime.Now.AddMilliseconds(Options.Instance.click_freeze_time_ms);
statistics.OnClick();
}
else if (key_state == KeyState.Up)
{
MouseButtons.LeftUp();
}
}
if (key == Key.RightMouseButton)
{
if (key_state == KeyState.Down)
{
// Freeze cursor for a short period of time after mouse clicks to make double clicks esier.
MouseButtons.RightDown();
freeze_until = DateTime.Now.AddMilliseconds(Options.Instance.click_freeze_time_ms);
statistics.OnClick();
}
else if (key_state == KeyState.Up)
{
MouseButtons.RightUp();
}
}
if (key == Key.ShowCalibrationView && key_state == KeyState.Down)
{
App.ToggleCalibrationWindow();
}
return(true);
}
public bool OnKeyPressed(
Key key,
KeyState key_state,
float speed_up,
bool is_repetition,
bool is_modifier,
InputProvider input_provider)
{
// The application grabs control over cursor when modifier is pressed.
if (key == Key.Modifier)
{
if (key_state == KeyState.Down)
{
StartControlling();
return(true);
}
if (key_state == KeyState.Up)
{
if (mouse_state == EyeTrackingMouse.MouseState.Idle)
{
return(false);
}
StopControlling();
return(true);
}
}
if (mouse_state == EyeTrackingMouse.MouseState.Idle)
{
return(false);
}
if (key == Key.Unbound)
{
// The application intercepts modifier key presses. We do not want to lose modifier when handling unbound keys.
// We stop controlling cursor when facing the first unbound key and send modifier keystroke to OS before handling pressed key.
// This way key combinations like 'Win+E' remain available.
if (!is_modifier)
{
input_provider.SendModifierDown();
StopControlling();
}
return(false);
}
var repetition_white_list = new SortedSet <Key> {
Key.ScrollDown,
Key.ScrollUp,
Key.ScrollLeft,
Key.ScrollRight,
Key.CalibrateLeft,
Key.CalibrateRight,
Key.CalibrateUp,
Key.CalibrateDown,
};
if (is_repetition && !repetition_white_list.Contains(key))
{
return(true);
}
if (key_state == KeyState.Down)
{
// Calibration
int calibration_step = (int)(Options.Instance.calibration_step * speed_up);
if (key == Key.CalibrateLeft)
{
StartCalibration();
smoothened_error_correction.shift.X -= calibration_step;
}
if (key == Key.CalibrateRight)
{
StartCalibration();
smoothened_error_correction.shift.X += calibration_step;
}
if (key == Key.CalibrateUp)
{
StartCalibration();
smoothened_error_correction.shift.Y -= calibration_step;
}
if (key == Key.CalibrateDown)
{
StartCalibration();
smoothened_error_correction.shift.Y += calibration_step;
}
// Scroll
if (key == Key.ScrollDown)
{
MouseButtons.WheelDown((int)(Options.Instance.vertical_scroll_step * speed_up));
}
if (key == Key.ScrollUp)
{
MouseButtons.WheelUp((int)(Options.Instance.vertical_scroll_step * speed_up));
}
if (key == Key.ScrollLeft)
{
MouseButtons.WheelLeft((int)(Options.Instance.horizontal_scroll_step * speed_up));
}
if (key == Key.ScrollRight)
{
MouseButtons.WheelRight((int)(Options.Instance.horizontal_scroll_step * speed_up));
}
}
// Mouse buttons
if (mouse_state == MouseState.Calibrating &&
(key == Key.LeftMouseButton || key == Key.RightMouseButton))
{
CalibrationManager.Instance.AddShift(smoothened_error_correction.сoordinates, smoothened_error_correction.shift);
mouse_state = MouseState.Controlling;
}
if (key == Key.LeftMouseButton)
{
if (key_state == KeyState.Down)
{
// Freeze cursor for a short period of time after mouse clicks to make double clicks esier.
MouseButtons.LeftDown();
freeze_until = DateTime.Now.AddMilliseconds(Options.Instance.click_freeze_time_ms);
statistics.OnClick();
}
else if (key_state == KeyState.Up)
{
MouseButtons.LeftUp();
}
}
if (key == Key.RightMouseButton)
{
if (key_state == KeyState.Down)
{
// Freeze cursor for a short period of time after mouse clicks to make double clicks esier.
MouseButtons.RightDown();
freeze_until = DateTime.Now.AddMilliseconds(Options.Instance.click_freeze_time_ms);
statistics.OnClick();
}
else if (key_state == KeyState.Up)
{
MouseButtons.RightUp();
}
}
if (key == Key.ShowCalibrationView && key_state == KeyState.Down)
{
CalibrationManager.Instance.IsDebugWindowEnabled = !CalibrationManager.Instance.IsDebugWindowEnabled;
}
return(true);
}
public void RightUp()
{
MouseButtons.RightUp();
}
