/// <summary>
/// Is called if the mouse is moved.
/// </summary>
/// <param name="args"></param>
protected virtual void OnMotion(MotionEventArgs args)
{
if (Motion != null)
{
Motion(this, args);
}
}
/// <summary>
/// Called in WndPrc to process the Window Messages
/// </summary>
/// <param name="msg">Message Number</param>
/// <param name="wParam"></param>
/// <param name="lParam"></param>
public void ProcessWindowMessage(int msg, IntPtr wParam, IntPtr lParam)
{
if (this.IsDisposed) //We don't throw an Exception in the Message Loop, just return
{
return;
}
SiApp.SiGetEventData evd = default(SiApp.SiGetEventData);
SiApp.SiGetEventWinInit(ref evd, msg, wParam, lParam);
SiApp.SiSpwEvent_SpwData edata = default(SiApp.SiSpwEvent_SpwData);
var t = SiApp.SiGetEvent(_deviceHandle, SiApp.SI_AVERAGE_EVENTS, ref evd, ref edata);
if (t == SiApp.SpwRetVal.SI_IS_EVENT)
{
switch (edata.type)
{
case SiApp.SiEventType.SI_ZERO_EVENT:
lock (eventBuffer)
{
eventBuffer[SiApp.SiEventType.SI_ZERO_EVENT] = EventArgs.Empty;
Monitor.Pulse(eventBuffer);
}
break;
case SiApp.SiEventType.SI_MOTION_EVENT:
lock (eventBuffer)
{
eventBuffer[SiApp.SiEventType.SI_MOTION_EVENT] = MotionEventArgs.FromEventArray(edata.spwData.mData);
Monitor.Pulse(eventBuffer);
}
break;
}
}
}
