// Line smoothing
private void LineSmoothingUpdate(object sender, ElapsedEventArgs e)
{
Point guidePos = position;
if (lastPosition == guidePos)
{
mouseMoving = false;
}
else
{
mouseMoving = true;
}
lastPosition = guidePos;
try
{
// Begin smoothing only if we have points to work with and if drawing
if (smoothPoints.Count > 0 && isDrawing)
{
if (config.disableCatchUp)
{
if (mouseMoving)
{
MouseHook.SetCursorPos(smoothPoints[0].X, smoothPoints[0].Y);
smoothPoints.RemoveAt(0);
}
}
else
{
MouseHook.SetCursorPos(smoothPoints[0].X, smoothPoints[0].Y);
smoothPoints.RemoveAt(0);
}
}
}
catch
{
// Fail smoothing gracefully
}
if (!isDrawing)
{
smoothPoints.Clear();
lineSmoothingTimer.Stop();
if (!config.snapToCursor)
{
MouseHook.SetCursorPos(guidePos.X, guidePos.Y);
}
MouseHook.moveEnabled = true;
MouseHook.downEnabled = true;
}
}
private void MouseMoveHandler(object sender, EventArgs e)
{
if (!smoothingOn)
{
overlay.cursorPos = MouseHook.GetCursorPosition();
overlay.Invalidate();
}
if (config.smoothOnDraw && !isDrawing && MouseHook.moveEnabled)
{
overlay.cursorPos = MouseHook.GetCursorPosition();
overlay.Invalidate();
}
}
// Mouse event handling
private void MouseDownHandler(object sender, EventArgs e)
{
if (smoothingOn)
{
if (config.smoothOnDraw && !isDrawing)
{
linePoints.Clear();
smoothPoints.Clear();
MouseHook.moveEnabled = false;
Point p = MouseHook.GetCursorPosition();
smoothPoints.Add(p);
linePoints.Add(p);
linePoints.Add(p);
linePoints.Add(p);
position = p;
isDrawing = true;
lineProcessingTimer.Start();
lineSmoothingTimer.Start();
}
}
}
public Main()
{
InitializeComponent();
// Initialize the config file
config = new Config(this, overlay);
// Overlay setup
overlay.Show();
overlay.TopMost = true;
overlay.Bounds = Screen.AllScreens[0].Bounds;
button_colorDialog.BackColor = overlay.cursorColor;
// Attempt to load the config file, if any
config.LoadConfig();
// Low level mouse hook (MouseHook.cs)
MouseHook.Start();
MouseHook.MouseDownHooked += new EventHandler(MouseDownHandler);
MouseHook.MouseUpHooked += new EventHandler(MouseUpHandler);
MouseHook.MouseMoveHooked += new EventHandler(MouseMoveHandler);
// Mouse smoothing updater
lineSmoothingTimer.Elapsed += new ElapsedEventHandler(LineSmoothingUpdate);
lineSmoothingTimer.Interval = 5;
// Line processing updater
lineProcessingTimer.Elapsed += new ElapsedEventHandler(LineProcessingUpdate);
lineProcessingTimer.Interval = config.smoothingStrength;
// Register a raw input listener
int size = Marshal.SizeOf(typeof(RawInputDevice));
RawInputDevice[] devices = new RawInputDevice[1];
devices[0].UsagePage = 1;
devices[0].Usage = 2;
devices[0].Flags = 0x00000100;
devices[0].Target = Handle;
RegisterRawInputDevices(devices, 1, size);
}
private void MouseUpHandler(object sender, EventArgs e)
{
if (smoothingOn)
{
if (config.smoothOnDraw && isDrawing)
{
MouseHook.downEnabled = false;
isDrawing = false;
lineProcessingTimer.Stop();
linePoints.Clear();
if (!config.snapToCursor)
{
Point guidePos = overlay.cursorPos;
MouseHook.SetCursorPos(guidePos.X, guidePos.Y);
}
else
{
overlay.cursorPos = MouseHook.GetCursorPosition();
}
}
}
}