Home | Products | Download | Purchase | Support 

Steps:

Initial the canvas and create record nodes:

void CRecordSampleView::OnInitialUpdate()
{
	SetCurrentModel(GetDocument()->m_pDataModel);
	CFODrawView::OnInitialUpdate();

	CPoint ptStart = CPoint(100,100);
	CSize sz = CSize(160,150);

	CFOListCtrlShape *pNode1 = NULL;
	CFOListCtrlShape *pNode2 = NULL;
	CFOListCtrlShape *pNode3 = NULL;

	CFOListCtrlShape *pNode4 = NULL;
	CFOListCtrlShape *pNode5 = NULL;
	CFOListCtrlShape *pNode6 = NULL;

//#1
	CRect rcPos = CRect(ptStart,sz);
	CFOListCtrlShape *pNode = new CFOListCtrlShape;
	pNode->AddRef();
	pNode->Create(rcPos,_T("Customers"));
	GetCurrentModel()->GetShapes()->AddTail(pNode);

	int nIdx = 1000;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("CustomerID")); // 1000

	nIdx ++;
	pNode->AddNewItem(nIdx,FALSE,FALSE,_T("Company"));

	nIdx ++;
	pNode->AddNewItem(nIdx,FALSE,FALSE,_T("Address"));

	nIdx ++;
	pNode->AddNewItem(nIdx,FALSE,FALSE,_T("Phone"));

	nIdx ++;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("ShipToID")); // 1004

	pNode->UpdateComp();
	pNode->Release();

	pNode1 = pNode;

//#2
	sz = CSize(160,130);
	rcPos = CRect(ptStart,sz);
	rcPos.OffsetRect(CPoint(sz.cx + 40,sz.cy));
	pNode = new CFOListCtrlShape;
	pNode->AddRef();
	pNode->Create(rcPos,_T("Sales"));
	GetCurrentModel()->GetShapes()->AddTail(pNode);

	nIdx = 1000;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("SalesID")); // 1000

	nIdx ++;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("OrderID")); // 1001

	nIdx ++;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("CustomerID")); // 1002

	pNode->UpdateComp();
	pNode->Release();

	pNode2 = pNode;

//#3
	sz = CSize(160,130);
	rcPos = CRect(ptStart,sz);
	rcPos.OffsetRect(CPoint(sz.cx *2 + 80,0));
	pNode = new CFOListCtrlShape;
	pNode->AddRef();
	pNode->Create(rcPos,_T("Orders"));
	GetCurrentModel()->GetShapes()->AddTail(pNode);

	nIdx = 1000;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("OrderID")); // 1000

	nIdx ++;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("CustomerID")); // 1001

	nIdx ++;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("DetailID")); // 1002

	nIdx ++;
	pNode->AddNewItem(nIdx,FALSE,FALSE,_T("ShipDate"));

	pNode->UpdateComp();
	pNode->Release();

	pNode3 = pNode;

//#4
	sz = CSize(160,130);
	rcPos = CRect(ptStart,sz);
	rcPos.OffsetRect(CPoint(sz.cx *3 + 160,sz.cy));
	pNode = new CFOListCtrlShape;
	pNode->AddRef();
	pNode->Create(rcPos,_T("Items"));
	GetCurrentModel()->GetShapes()->AddTail(pNode);

	nIdx = 1000;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("ItemID")); // 1000

	nIdx ++;
	pNode->AddNewItem(nIdx,FALSE,FALSE,_T("ProductName"));

	nIdx ++;
	pNode->AddNewItem(nIdx,FALSE,FALSE,_T("ProductPrice"));

	pNode->UpdateComp();
	pNode->Release();

	pNode4 = pNode;

//#5
	sz = CSize(160,130);
	rcPos = CRect(ptStart,sz);
	rcPos.OffsetRect(CPoint(0,sz.cy * 2 + 40));
	pNode = new CFOListCtrlShape;
	pNode->AddRef();
	pNode->Create(rcPos,_T("ShipTo"));
	GetCurrentModel()->GetShapes()->AddTail(pNode);

	nIdx = 1000;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("ShipToID")); // 1000

	nIdx ++;
	pNode->AddNewItem(nIdx,FALSE,FALSE,_T("Address"));

	nIdx ++;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("ShipInstID")); // 1002

	pNode->UpdateComp();
	pNode->Release();

	pNode5 = pNode;

//#6
	sz = CSize(160,150);
	rcPos = CRect(ptStart,sz);
	rcPos.OffsetRect(CPoint(sz.cx + 50,sz.cy * 2 + 40));
	pNode = new CFOListCtrlShape;
	pNode->AddRef();
	pNode->Create(rcPos,_T("Details"));
	GetCurrentModel()->GetShapes()->AddTail(pNode);

	nIdx = 1000;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("DetailID")); // 1000

	nIdx ++;
	pNode->AddNewItem(nIdx,FALSE,FALSE,_T("Fields1"));

	nIdx ++;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("ItemID")); // 1002

	nIdx ++;
	pNode->AddNewItem(nIdx,FALSE,FALSE,_T("Fields3"));

	nIdx ++;
	pNode->AddNewItem(nIdx,TRUE,TRUE,_T("OrderID")); // 1004

	pNode->UpdateComp();
	pNode->Release();

	pNode6 = pNode;


	CFOListPortShape *pFrom = NULL;
	CFOListPortShape *pTo = NULL;

	pFrom = pNode1->FindPortFromIndex(1000,TRUE);
	pTo = pNode2->FindPortFromIndex(1002,TRUE);
	AddLinkShape(pFrom,pTo);

	pFrom = pNode1->FindPortFromIndex(1000,FALSE);
	pTo = pNode3->FindPortFromIndex(1001,TRUE);
	AddLinkShape(pFrom,pTo);

	pFrom = pNode2->FindPortFromIndex(1001,FALSE);
	pTo = pNode3->FindPortFromIndex(1000,TRUE);
	AddLinkShape(pFrom,pTo);

	pFrom = pNode1->FindPortFromIndex(1004,FALSE);
	pTo = pNode5->FindPortFromIndex(1000,TRUE);
	AddLinkShape(pFrom,pTo);

	pFrom = pNode3->FindPortFromIndex(1000,FALSE);
	pTo = pNode6->FindPortFromIndex(1004,TRUE);
	AddLinkShape(pFrom,pTo);

	pFrom = pNode4->FindPortFromIndex(1000,TRUE);
	pTo = pNode6->FindPortFromIndex(1002,FALSE);
	AddLinkShape(pFrom,pTo);

	pNode1->SetBkColor(RGB(255,206,160));
}

CFOLinkShape *CRecordSampleView::AddLinkShape(CFOListPortShape *pStart,CFOListPortShape *pEnd)
{
	CFOPExtCornerLinkShape* pLinkComp = new CFOPExtCornerLinkShape;
	pLinkComp->AddRef();
	CPoint ptPoints[2];
	ptPoints[0] = pStart->GetLinkPoint();
	ptPoints[1] = pEnd->GetLinkPoint();
	pLinkComp->Create(ptPoints,2);

	pLinkComp->SetFromPort(pStart);
	pLinkComp->SetToPort(pEnd);

	pLinkComp->SetLineWidth(4);
	pLinkComp->SetShadow(FALSE);

	pStart->AddLinkShape(pLinkComp);
	pEnd->AddLinkShape(pLinkComp);
	
	// Set arrow type.
	int nType = 3;
	pLinkComp->SetEndArrowType(nType);
	GetCurrentModel()->GetShapes()->AddTail(pLinkComp);
	pLinkComp->UpdateComp();
	pLinkComp->RelayoutPoints();
	pLinkComp->Release();
	
	return pLinkComp;
}