private IntPtr HookMethod(int code, IntPtr wParam, IntPtr lParam)
{
if (code >= 0)
{
var eventArgs = new MouseHookEventArgs(wParam, lParam);
switch ((Messages.Mouse)wParam)
{
case Messages.Mouse.LeftButtonDown:
MouseButtonDown?.Invoke(eventArgs);
LeftMouseButtonDown?.Invoke(eventArgs);
break;
case Messages.Mouse.LeftButtonUp:
MouseButtonUp?.Invoke(eventArgs);
LeftMouseButtonUp?.Invoke(eventArgs);
break;
case Messages.Mouse.MiddleButtonDown:
MouseButtonDown?.Invoke(eventArgs);
MiddleMouseButtonDown?.Invoke(eventArgs);
break;
case Messages.Mouse.MiddleButtonUp:
MouseButtonUp?.Invoke(eventArgs);
MiddleMouseButtonUp?.Invoke(eventArgs);
break;
case Messages.Mouse.RightButtonDown:
MouseButtonDown?.Invoke(eventArgs);
RightMouseButtonDown?.Invoke(eventArgs);
break;
case Messages.Mouse.RightButtonUp:
MouseButtonUp?.Invoke(eventArgs);
RightMouseButtonUp?.Invoke(eventArgs);
break;
case Messages.Mouse.LeftButtonDoubleClick:
LeftMouseButtonDoubleClick?.Invoke(eventArgs);
break;
case Messages.Mouse.MouseWheel:
MouseScroll?.Invoke(eventArgs);
break;
case Messages.Mouse.MouseMove:
MouseMove?.Invoke(eventArgs);
break;
}
}
return User32.CallNextHookEx(HookID, code, wParam, lParam);
}
private void MouseHook_RightMouseButtonDown(MouseHookEventArgs e)
{
TotalRightClicks += 1;
RightClicksChanged?.Invoke(this, EventArgs.Empty);
ClicksChanged?.Invoke(this, EventArgs.Empty);
}
private void MouseHook_MouseScroll(MouseHookEventArgs e)
{
TotalDistanceScrolled += 0.00432; // Meters
DistanceScrolledChanged?.Invoke(this, EventArgs.Empty);
}
private void MouseHook_MouseMove(MouseHookEventArgs e)
{
// 1px = 0.2mm
if (PrevX == -1 || PrevY == -1)
{
PrevX = e.X;
PrevY = e.Y;
return;
}
var distance = Math.Sqrt(Math.Pow(e.X - PrevX, 2) + Math.Pow(e.Y - PrevY, 2));
distance *= 0.0002; // Meters
TotalDistanceTraveled += distance;
DistanceTraveledChanged?.Invoke(this, EventArgs.Empty);
PrevX = e.X;
PrevY = e.Y;
}
private void MouseHook_MiddleMouseButtonDown(MouseHookEventArgs e)
{
TotalMiddleClicks += 1;
MiddleClicksChanged?.Invoke(this, EventArgs.Empty);
ClicksChanged?.Invoke(this, EventArgs.Empty);
}
