/*---------------------------------------------------------------------------
put_into_subcubes(begin,end,a1,a2,b1,b2)
put the data in Vert_ary into subcubes.
----------------------------------------------------------------------------*/
void
put_into_subcubes(int begin, int end, double a1,
double a2, double b1, double b2)
{
int i,j,dir,begin1,end1;
double midval;
if ( (a2 - a1 <= Det_large[0]) && (b2 - b1 <= Det_large[1]))
{
int temp;
i = (int)((a1 - Bound_box[0][0])/Det[0] + 0.5);
j = (int)((b1 - Bound_box[1][0])/Det[1] + 0.5);
temp=(j*CUBE_PER_DIM + i)<<1;
Matrix[temp] = begin;
Matrix[temp + 1] = end;
return;
}
/* partition direction */
if (a2 - a1 >= Det_large[0] ) dir = 0;
else if (b2 - b1 >= Det_large[1] ) dir = 1;
/* subdivide the set of vertice in x-direction */
if (dir == 0)
{
midval=(a1+a2)/2.0;
ReorderData(begin,end,0,midval,&end1,&begin1);
put_into_subcubes(begin,end1,a1,midval,b1,b2);
put_into_subcubes(begin1,end,midval,a2,b1,b2);
}
else if (dir == 1)
{
/* subdivide the set of vertice in y-direction */
midval=(b1+b2)/2.0;
ReorderData(begin,end,1,midval,&end1,&begin1);
put_into_subcubes(begin,end1,a1,a2,b1,midval);
put_into_subcubes(begin1,end,a1,a2,midval,b2);
}
}
//---------------------------------------------------------------------------
int THQGetData::GetData(TPriceListDyn *DataBuf, char *Code, int Count, bool Mode)
{
try
{
if(!DirectoryExists(FFilePath))
return -1;
char cFileNameH[HQ_FILE_PATH_LEN + 5];
strcpy(cFileNameH, FFilePath);
if(FFilePath[strlen(cFileNameH) - 1] != '\\')
strcat(cFileNameH, "\\");
if(Code[0] == 'H' || Code [0] == 'h')
strcat(cFileNameH, "Sh");
else if(Code[0] == 'S' || Code [0] == 's')
strcat(cFileNameH, "Sz");
else
return -2;
SYSTEMTIME stCurTime;
GetLocalTime(&stCurTime);
SYSTEMTIME ORIGINAL_DATE = {2004, 8, 4, 5, 0, 0, 0, 0};
int iLastDate = GetDate(stCurTime, 1);
char cCurFileName[HQ_FILE_NAME_LEN] = {0x0, };
int iCount = 0;
THQBackFileHead FHead;
THQBackPackHead PackHead;
char *buffer = NULL;
int SecuNo = 0;
//int iFileHandle = -1;
FILE *pFileHandle = NULL;
while (iCount < Count)
{
if(pFileHandle != NULL)
{
fclose(pFileHandle);
pFileHandle = NULL;
}
iLastDate = GetDate(stCurTime, -1);
if( DateCmp(stCurTime, ORIGINAL_DATE) < 0)
break;
char cDate[10] = {0x0, };
sprintf(cDate, "%d", iLastDate);
strcpy(cCurFileName, cFileNameH);
strcat(cCurFileName, cDate);
strcat(cCurFileName, ".dat");
char cMsg[100] = "正在获取";
strcat(cMsg, cDate);
strcat(cMsg, "历史数据……");
FCallBack(cMsg, iCount);
pFileHandle = fopen(cCurFileName, "rb");
if(pFileHandle == NULL)
continue;
if(fseek(pFileHandle, 0, 0) == -1)
continue;
if( fread(&FHead, sizeof(THQBackFileHead), 1, pFileHandle) <= 0)
continue;
if(FHead.stock_num <= 0)
continue;
//Read static stock info;
if( fread(&PackHead, sizeof(THQBackPackHead), 1, pFileHandle) <= 0)
continue;
if(buffer != NULL)
{
delete [] buffer;
buffer = NULL;
}
//buffer = new char[PackHead.length];
buffer = new char[ sizeof(TUDPPackage) + sizeof(TUDPPriceList)*FHead.stock_num ];
if( fread((void*)buffer, PackHead.length, 1, pFileHandle) <= 0 )
continue;
SecuNo = GetSecuNo(Code, buffer);
if(SecuNo < 0)
continue;
int iCurCount = 0;
int iLastCount = iCount;
while(true)
{
FCallBack(cMsg, iCount);
if( fread(&PackHead, sizeof(THQBackPackHead), 1, pFileHandle) <= 0)
break;
if(fread(buffer, PackHead.length, 1, pFileHandle) <= 0)
break;
if(AddFreshData(buffer, DataBuf, iLastCount, iCount, SecuNo, Count))
{
if( iCount < Count)
{
iCount++;
iCurCount++;
}
}
}
ReorderData(DataBuf, iCurCount, iCount);
}
if(pFileHandle != NULL)
{
fclose(pFileHandle);
pFileHandle = NULL;
}
if(buffer != NULL)
{
delete [] buffer;
buffer = NULL;
}
FCallBack("", iCount);
return iCount;
}
catch(...)
{
return -1;
}
}
