/// <summary> /// Constructor /// </summary> public GetStorageDataForm() { _req = new LJV7IF_GET_STORAGE_REQ(); // InitializeComponent(); _req.dwSurface = Convert.ToUInt32(0); _req.dwStartNo = Convert.ToUInt32(0); _req.dwDataCnt = Convert.ToUInt32(1000); // Field initialization }
/*Auther: Amity Timalsina * Date : 11/18/2015 * Reson : Read and Get the data from the navigator controller to the file in specified location. */ #region getstoragedata /// <summary> /// "Amity:GetStorageData" button clicked. /// </summary> /// <param name="sender"></param> /// <param name="e"></param> public string GetStorageData_value() { _sendCommand = SendCommand.GetStorageData; GetStorageDataForm getStorageData = new GetStorageDataForm(); _measureDatas.Clear(); LJV7IF_GET_STORAGE_REQ req = getStorageData.Req; // @Point // † dwReadArea is the target surface to read. // The target surface to read indicates where in the internal memory usage area to read. // † The method to use in specifying dwReadArea varies depending on how internal memory is allocated. // * Double buffer // 0 indicates the active surface, 1 indicates surface A, and 2 indicates surface B. // * Entire area (overwrite) // Fixed to 1 // * Entire area (do not overwrite) // After a setting modification, data is saved in surfaces 1, 2, 3, and so on in order, and 0 is set as the active surface. // † For details, see "9.2.9.2 Internal memory." LJV7IF_STORAGE_INFO storageInfo = new LJV7IF_STORAGE_INFO(); LJV7IF_GET_STORAGE_RSP rsp = new LJV7IF_GET_STORAGE_RSP(); uint oneDataSize = (uint)(Marshal.SizeOf(typeof(uint)) + (uint)Utility.GetByteSize(Utility.TypeOfStruct.MEASURE_DATA) * (uint)NativeMethods.MeasurementDataCount); uint allDataSize = Math.Min(LJV_Dllconsolesample.Define.READ_DATA_SIZE, oneDataSize * getStorageData.Req.dwDataCnt); byte[] receiveData = new byte[allDataSize]; using (PinnedObject pin = new PinnedObject(receiveData)) { int rc = NativeMethods.LJV7IF_GetStorageData(0, ref req, ref storageInfo, ref rsp, pin.Pointer, allDataSize); AddLogResult(rc, Resources.SID_GET_STORAGE_DATA); // @Point // † Terminology // * Base time … time expressed with 32 bits (<- the time when the setting was changed) // * Accumulated date and time … counter value that indicates the elapsed time, in units of 10 ms, from the base time // † The accumulated date and time are stored in the accumulated data. // † The accumulated time of read data is calculated as shown below. // Accumulated time = "base time (stBaseTime of LJV7IF_GET_STORAGE_RSP)" + "accumulated date and time × 10 ms" if (rc == (int)Rc.Ok) { // Temporarily retain the get data. int byteSize = MeasureData.GetByteSize(); for (int i = 0; i < (int)rsp.dwDataCnt; i++) { _measureDatas.Add(new MeasureData(receiveData, byteSize * i)); } //// Response data display //AddLog(Utility.ConvertToLogString(storageInfo).ToString()); //AddLog(Utility.ConvertToLogString(rsp).ToString()); } return(rc.ToString()); } }
internal static extern int LJV7IF_GetStorageProfile(int lDeviceId, ref LJV7IF_GET_STORAGE_REQ pReq, ref LJV7IF_STORAGE_INFO pStorageInfo, ref LJV7IF_GET_STORAGE_RSP pRes, ref LJV7IF_PROFILE_INFO pProfileInfo, IntPtr pdwData, uint dwDataSize);
internal static extern int LJV7IF_GetStorageData(int lDeviceId, ref LJV7IF_GET_STORAGE_REQ pReq, ref LJV7IF_STORAGE_INFO pStorageInfo, ref LJV7IF_GET_STORAGE_RSP pRsp, IntPtr pdwData, uint dwDataSize);