C++ (Cpp) CKData::Add Examples

Example #1

File: KData.cpp Project: darwinbeing/trade

int CKData::DayToMonth( CKData &kdday, CKData &kdmonth )
{
	// convert day k line to month k line
	SP_ASSERT( ktypeDay == kdday.GetKType() );
	SP_ASSERT( ktypeMonth == kdmonth.GetKType() );

	kdmonth.SetSize( 0, kdday.GetSize() / 20 + 5 );
	
	int nStart		=	kdday.GetSize() % 3;
	int	nCount		=	0;
	KDATA	dataDest;
	memset( &dataDest, 0, sizeof(dataDest) );
	int	nYearCur = 0, nMonthCur = 0 ;
	for( int pos=nStart; pos<kdday.GetSize(); pos++ )
	{
		KDATA & dataSrc = kdday.ElementAt( pos );

		CSPTime	tm;
		if( !tm.FromStockTimeDay(dataSrc.m_date) )
			continue;
		int nYear	=	tm.GetYear();
		int nMonth	=	tm.GetMonth();

		if( nYear != nYearCur || nMonth != nMonthCur )	// a new month
		{
			if( 0 != pos )
				kdmonth.Add( dataDest );				// add a month

			memcpy( &dataDest, &dataSrc, sizeof(dataDest) );	// begin a new month
			nYearCur	=	nYear;
			nMonthCur	=	nMonth;
		}
		else
		{
			dataDest.m_fAmount		+=	dataSrc.m_fAmount;
			if( dataDest.m_fHigh < dataSrc.m_fHigh )	dataDest.m_fHigh	=	dataSrc.m_fHigh;
			if( dataDest.m_fLow > dataSrc.m_fLow )		dataDest.m_fLow		=	dataSrc.m_fLow;
			dataDest.m_fVolume		+=	dataSrc.m_fVolume;
			dataDest.m_fClose		=	dataSrc.m_fClose;
		}

		if( pos == kdday.GetSize()-1 )	// the latest one
			kdmonth.Add( dataDest );
	}

	return kdmonth.GetSize();
}

Example #2

File: KData.cpp Project: darwinbeing/trade

int CKData::DayToWeek( CKData &kdday, CKData &kdweek )
{
	// convert day k line to week k line
	SP_ASSERT( ktypeDay == kdday.GetKType() );
	SP_ASSERT( ktypeWeek == kdweek.GetKType() );

	kdweek.SetSize( 0, kdday.GetSize() / 5 + 5 );
	
	int nStart		=	kdday.GetSize() % 3;
	int	nCount		=	0;
	KDATA	dataDest;
	memset( &dataDest, 0, sizeof(dataDest) );
	for( int pos=nStart; pos<kdday.GetSize(); pos++ )
	{
		KDATA & dataSrc = kdday.ElementAt( pos );

		CSPTime	tm;
		if( !tm.FromStockTimeDay(dataSrc.m_date) )
			continue;

		if( tm.GetDayOfWeek() == 2 )	// a new week
		{
			if( 0 != pos )
				kdweek.Add( dataDest );				// add a week

			memcpy( &dataDest, &dataSrc, sizeof(dataDest) );	// begin a new week
		}
		else
		{
			dataDest.m_fAmount		+=	dataSrc.m_fAmount;
			if( dataDest.m_fHigh < dataSrc.m_fHigh )	dataDest.m_fHigh	=	dataSrc.m_fHigh;
			if( dataDest.m_fLow > dataSrc.m_fLow )		dataDest.m_fLow		=	dataSrc.m_fLow;
			dataDest.m_fVolume		+=	dataSrc.m_fVolume;
			dataDest.m_fClose		=	dataSrc.m_fClose;
		}

		if( pos == kdday.GetSize()-1 )	// the latest one
			kdweek.Add( dataDest );
	}

	return kdweek.GetSize();
}

Example #3

File: DownloadDlg.cpp Project: ZhaoboMeng/k-line-print

LRESULT CDownloadDlg::OnStkReceiverData(WPARAM wParam, LPARAM lParam)
{
	PCOMMPACKET	pCommPacket	=	(PCOMMPACKET)lParam;

	switch( wParam )
	{
	case CStock::dataReport:
		if( pCommPacket && CStock::dataReport == pCommPacket->m_dwDataType 
			&& pCommPacket->m_dwCount > 0 )
		{
			m_nReportCount += pCommPacket->m_dwCount;
			for( DWORD i=0; i<pCommPacket->m_dwCount; i++ )
			{
				CKData kdata;
				kdata.SetKType( CKData::ktypeDay );
				KDATA kd;
				if( UpdateKDATAByREPORT( kd, &(pCommPacket->m_pReport[i]) ) )
				{
					kdata.Add( kd );
					AfxGetDB().InstallKData( kdata, FALSE );
				}
			}

			CStockContainer & container = AfxGetStockContainer();
			if( m_nReportRequestSent - m_nReportCount < 64 && m_nReportRequestSent < (UINT)container.GetSize() )
			{
				container.Lock();
				m_nReportRequestSent += AfxGetStkReceiver().RequestStockData( CStock::dataReport, container.GetData()+m_nReportRequestSent, min(160,container.GetSize()-m_nReportRequestSent), 0, 0 );
				container.UnLock();
			}

			if( !m_bReportFinished && m_nReportCount > 0.95 * m_nReportTotal )
			{
				m_bReportFinished = TRUE;
				::SendMessage( GetSafeHwnd(), WM_USER_DOWNLOAD_PROGRESS, STKLIB_MAX_PROGRESS, NULL );
				AfxBeginThread( DownloadMain, (LPVOID)m_pDownloadInfo,THREAD_PRIORITY_NORMAL);
			}
			else if( !m_bReportFinished && m_nReportTotal > 0 )
			{
				DWORD dwProgress = STKLIB_MAX_PROGRESS * m_nReportCount / m_nReportTotal;
				::SendMessage( GetSafeHwnd(), WM_USER_DOWNLOAD_PROGRESS, dwProgress, NULL );
			}
		}
		break;
	}
	return 0L;
}

Example #4

File: KData.cpp Project: darwinbeing/trade

/////////////////////////////////////////////////////////////////////////////
// Private Operations
int CKData::ConvertKData( CKData &kdSrc, CKData &kdDest, int multiple )
{
	// convert kdSrc k line to kdDest k line accordding to their multiple
	SP_ASSERT( multiple > 1 );
	if( multiple < 2 )	return 0;

	kdDest.SetSize( 0, kdSrc.GetSize() / multiple + 5 );
	
	int nStart		=	kdSrc.GetSize() % multiple;
	int	nCount		=	0;
	KDATA	dataDest;
	for( int pos=nStart; pos<kdSrc.GetSize(); pos++ )
	{
		KDATA & dataSrc = kdSrc.ElementAt( pos );

		nCount	++;
		if( 1 == nCount )
		{
			memcpy( &dataDest, &dataSrc, sizeof(dataDest) );
		}
		else
		{
			dataDest.m_fAmount		+=	dataSrc.m_fAmount;
			if( dataDest.m_fHigh < dataSrc.m_fHigh )	dataDest.m_fHigh	=	dataSrc.m_fHigh;
			if( dataDest.m_fLow > dataSrc.m_fLow )		dataDest.m_fLow		=	dataSrc.m_fLow;
			dataDest.m_fVolume		+=	dataSrc.m_fVolume;
			dataDest.m_fClose		=	dataSrc.m_fClose;
		}
		
		if( multiple == nCount )	// new dataDest is over
		{
			nCount	=	0;
			kdDest.Add( dataDest );
		}
	}
	
	return kdDest.GetSize();
}