public static extern void CLIENT_RigisterDrawFun(fDrawCallBack cbDarw, IntPtr dwUser);
/// <summary>
/// User-defined drawing, call this function before open the images, otherwise is invalid, must call before all window does not display, can be used to do character on the image stack
/// </summary>
/// <param name="cbDraw">Drawing the callback, said ban callback when set to 0</param>
/// <param name="dwUser">User data, there is no data, please use IntPtr. Zero</param>
public static void NETRigisterDrawFun(fDrawCallBack cbDraw, IntPtr dwUser)
{
CLIENT_RigisterDrawFun(cbDraw,dwUser);
//NETThrowLastError();
}
private static extern void CLIENT_RigisterDrawFun(fDrawCallBack cbDraw, IntPtr dwUser);
public static extern int Std_SetDrawCBF(long RealHandle, fDrawCallBack CBF_Draw, IntPtr UserData);