/*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());
}
}