/**
* \brief Plots the element points available onto the Graph
* \param[out] -
* \param[in] pvarrX, pvarrY; Takes the element points in the form of VARIANT array
* \return void
* \authors Arunkumar Karri
* \date 03.02.2012 Created
*/
void CSignalDefinerDlg::SetGraphData(VARIANT* pvarrX, VARIANT* pvarrY)
{
CComBSTR bsName("Signal");
IDMGraphCtrl* pDMGraphCtrl = NULL;
/*CComPtr<IDMGraphCollection> spElements;*/
CComPtr<IDMGraphElement> spGraphElement;
if( m_poDMGraphCtrl->m_hWnd != NULL )
{
LPUNKNOWN pUnk = m_poDMGraphCtrl->GetControlUnknown();
pUnk->QueryInterface(IID_IDMGraphCtrl, (void**) &pDMGraphCtrl);
if ( pDMGraphCtrl ==NULL )
{
return;
}
}
HRESULT hr = pDMGraphCtrl->get_Elements(&spElements);
//Set the signal name as caption
pDMGraphCtrl->put_Caption(m_strSignalName);
long i, nElementCount = 0;
BOOL bReplace = FALSE;
hr = spElements->get_Count(&nElementCount);
for(i=0; i<nElementCount; i++)
{
CComBSTR bsElemName;
CComPtr<IDispatch> spDispatch;
hr = spElements->get_Item(i, &spDispatch);
hr = spDispatch.QueryInterface(&spGraphElement);
spGraphElement->get_Name(&bsElemName);
if(_wcsicmp(bsElemName, bsName) == 0)
{
spGraphElement->Plot(*pvarrX, *pvarrY);
pDMGraphCtrl->AutoRange();
return;
}
else
{
spGraphElement = NULL;
}
}
if(bReplace == FALSE || spGraphElement == NULL)
{
CComPtr<IDispatch> spDispatch;
hr = spElements->Add(&spDispatch);
spGraphElement = NULL;
hr = spDispatch.QueryInterface(&spGraphElement);
}
hr = spGraphElement->put_Name(bsName);
hr = spGraphElement->put_PointSymbol( Dots );
hr = spGraphElement->put_PointSize(2);
hr = spGraphElement->Plot(*pvarrX, *pvarrY);
hr = pDMGraphCtrl->AutoRange();
if (NULL != pDMGraphCtrl)
{
pDMGraphCtrl->Release();
pDMGraphCtrl = NULL;
}
SysFreeString(bsName);
}
