curverdemoview.cpp

在中小型电力行业系统中

// CurverDemoView.cpp : implementation of the CCurverDemoView class
//

#include "stdafx.h"
#include "CurverDemo.h"

#include "CurverDemoDoc.h"
#include "CurverDemoView.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CCurverDemoView

IMPLEMENT_DYNCREATE(CCurverDemoView, CView)

BEGIN_MESSAGE_MAP(CCurverDemoView, CView)
	//{{AFX_MSG_MAP(CCurverDemoView)
		ON_COMMAND(ID_ABOUT, OnHelptopic)
	ON_WM_PAINT()
		ON_COMMAND(ID_MAINBMP , OnMainCurver)
		ON_COMMAND(ID_MSGSEL ,OnMsgSel)
	ON_WM_ERASEBKGND()
	ON_WM_TIMER()
	ON_WM_MOUSEMOVE()
	//}}AFX_MSG_MAP
	// Standard printing commands
	ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCurverDemoView construction/destruction

CCurverDemoView::CCurverDemoView()
{
	// TODO: add construction code here
	nPointSize = 0;	
}

CCurverDemoView::~CCurverDemoView()
{
	db.Close();
}

BOOL CCurverDemoView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CCurverDemoView drawing

void CCurverDemoView::OnDraw(CDC* pDC)
{
	CCurverDemoDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
}

/////////////////////////////////////////////////////////////////////////////
// CCurverDemoView printing

BOOL CCurverDemoView::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CCurverDemoView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CCurverDemoView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CCurverDemoView diagnostics

#ifdef _DEBUG
void CCurverDemoView::AssertValid() const
{
	CView::AssertValid();
}

void CCurverDemoView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CCurverDemoDoc* CCurverDemoView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CCurverDemoDoc)));
	return (CCurverDemoDoc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CCurverDemoView message handlers

void CCurverDemoView::OnInitialUpdate() 
{
	CView::OnInitialUpdate();

	db.Open("JHWY");
	CreateDevice();
	InitbufferVal(); 
	this->m_DataWnd.Create(this);
	// TODO: Add your specialized code here and/or call the base class
	
}

void CCurverDemoView::OnHelptopic() 
{
	// TODO: Add your command handler code here 
	this->m_SysType = ABOUT;
	this->m_pAboutMsgDlg->ShowWindow(SW_SHOW); 
	this->m_pAboutMsgDlg->m_SysMsg.StartShowMsg();
}

void CCurverDemoView::OnMainCurver() 
{
	this->m_SysType = CURVE;
	this->m_pAboutMsgDlg->ShowWindow(SW_HIDE); 
	this->m_pAboutMsgDlg->m_SysMsg.TerminateShowMsg();
}

void CCurverDemoView::OnMsgSel() 
{ 
	CMsgSelDlg dlg;
	CString szMsg,szDate;
	if(dlg.DoModal() == IDOK)
	{
		if(ReadHisMsgFromFile(dlg.szYear,dlg.szMonth,dlg.szDay))
		{
			szMsg = dlg.szName;
			szDate = dlg.szYear+"年"+dlg.szMonth+"月"+dlg.szDay+"日";
			this->m_LineMsgEdit.SetWindowText(szMsg);
			this->m_LineDataEdit.SetWindowText(szDate);		
			for(int i = 0; i < 1000; i++)
			{
				if(m_ItemMsg[i].szId == dlg.szId)
				{
					this->nPointSize = i;
					break;
				}
			}			
			Invalidate();
		}
	}
}

void CCurverDemoView::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
	CRect rect;
	GetClientRect(&rect); 
	HBITMAP hbitmap;
	switch(this->m_SysType)
	{ 
		case CURVE:
		hbitmap=::LoadBitmap(::AfxGetInstanceHandle(),MAKEINTRESOURCE(IDB_ONTIME_CURVE)); 
		break;
	case ABOUT:
		hbitmap=::LoadBitmap(::AfxGetInstanceHandle(),MAKEINTRESOURCE(IDB_BACKBMP)); 
		break;
	default:
		hbitmap=::LoadBitmap(::AfxGetInstanceHandle(),MAKEINTRESOURCE(IDB_ONTIME_CURVE)); 
		break;
	}
	HDC hMenDC=::CreateCompatibleDC(NULL);
	SelectObject(hMenDC,hbitmap);
	::StretchBlt(dc.m_hDC,0,0,1024,768,hMenDC,0,0,1024,768,SRCCOPY);
	::DeleteDC(hMenDC);
	::DeleteObject(hbitmap);

	DrawRealCurve();
	// Do not call CView::OnPaint() for painting messages
}

BOOL CCurverDemoView::OnEraseBkgnd(CDC* pDC) 
{
	// TODO: Add your message handler code here and/or call default
	return TRUE;
}

void CCurverDemoView::CreateDevice()
{
	//Create AboutMsg Dialog
	CRect rect = CRect(100,100,1000,701); 
	this->m_pAboutMsgDlg = new CAboutMsgDlg(this);
	this->m_pAboutMsgDlg->Create(IDD_DLG_ABOUT,this);
	this->m_pAboutMsgDlg->ShowWindow(SW_SHOW);
	this->m_pAboutMsgDlg->MoveWindow(CRect(26,112,1001,724),TRUE);	
	this->m_pAboutMsgDlg->GetClientRect(&rect);
	this->m_pAboutMsgDlg->m_SysMsg.MoveWindow(rect,TRUE);
	this->m_pAboutMsgDlg->ShowWindow(SW_HIDE);

	//
	this->m_LineMsgRect.left = 131; this->m_LineMsgRect.top = 29;
	this->m_LineMsgRect.right = 404; this->m_LineMsgRect.bottom = 61;

	this->m_LineDataRect.left = 758; this->m_LineDataRect.top = 29;
	this->m_LineDataRect.right = 966; this->m_LineDataRect.bottom = 61;

	this->m_EditMsgRect.left = 524; this->m_EditMsgRect.top = 29;
	this->m_EditMsgRect.right = 658; this->m_EditMsgRect.bottom = 61;

	m_pFnt = new CAutoFont("隶书");  
	m_pFnt->SetHeight(28);
	m_pFnt->SetWidth(12);
	m_pFnt->SetBold(TRUE); 

	m_pFntNew = new CAutoFont("隶书");  
	m_pFntNew->SetHeight(25);
	m_pFntNew->SetWidth(13);
	m_pFntNew->SetBold(TRUE); 
	m_pFntNew->SetItalic(TRUE);

	this->m_LineMsgEdit.Create(WS_CHILD|WS_VISIBLE|WS_BORDER|ES_CENTER,this->m_LineMsgRect,
		this,20100);
	this->m_LineMsgEdit.SetWindowText("历史曲线模拟显示"); 
	this->m_LineMsgEdit.SetFont(m_pFnt);
	this->m_LineMsgEdit.SetReadOnly(TRUE);
	this->m_LineMsgEdit.ShowWindow(SW_SHOW);

	this->m_EditMsg.Create("",WS_CHILD|WS_VISIBLE|WS_BORDER|WS_TABSTOP,this->m_EditMsgRect,
		this,20020);
	this->m_EditMsg.SetBkColor(BLACK);
	this->m_EditMsg.SetColor(DARKGREEN,LIGHTGREEN);
	this->m_EditMsg.SetText("1233.58");
	this->m_EditMsg.ShowWindow(SW_SHOW);

	this->m_LineDataEdit.Create(WS_CHILD|WS_VISIBLE|WS_BORDER|ES_CENTER,this->m_LineDataRect,
		this,20101);
	this->m_LineDataEdit.SetWindowText("2004年5月3日"); 
	this->m_LineDataEdit.SetFont(m_pFnt);
	this->m_LineDataEdit.SetReadOnly(TRUE);
	this->m_LineDataEdit.ShowWindow(SW_SHOW);
}

void CCurverDemoView::InitbufferVal()
{
	this->m_ItemMsg = new ItemMsg[1000];	
	CRecordset res(&db);
	CString sql;
    CDBVariant var;
	var.Clear();
	CString szId;
	int nCount = 0;
	sql.Format("Select * From Realanaquantity");
	res.Open(CRecordset::forwardOnly,sql,CRecordset::readOnly);
    while(!res.IsEOF())
	{ 
		CString szName;
		res.GetFieldValue("name",var);
		szName = *var.m_pstring;
		if(szName != "undefine")
		{
			res.GetFieldValue("ID",var);
			szId = *var.m_pstring;
			m_ItemMsg[nCount].szId = szId;
			m_ItemMsg[nCount].szName = szName;
			nCount++;
		}
		res.MoveNext();
	}
	res.Close();
	///
	sql.Format("Select * From Realelecquantity");
	res.Open(CRecordset::forwardOnly,sql,CRecordset::readOnly);
    while(!res.IsEOF())
	{ 
		CString szName;
		res.GetFieldValue("name",var);
		szName = *var.m_pstring;
		if(szName != "undefine")
		{
			res.GetFieldValue("ID",var);
			szId = *var.m_pstring;
			m_ItemMsg[nCount].szId = szId;
			m_ItemMsg[nCount].szName = szName;
			nCount++;
		}
		res.MoveNext();
	}
	res.Close();
	nTolCount = nCount;
	for(int i=0;i<this->nTolCount;i++)
		for(int j=0;j<720;j++)
			this->m_ItemMsg[i].fHisVal[j] = float(GetRandom(40000,50000))/100;
}

BOOL CCurverDemoView::ReadHisMsgFromFile(CString szYear, CString szMonth, CString szDay)
{
	CString sPath,szFileName;
	CDatabase db;
	CString sql;
	sPath = "d:\\历史数据文件夹\\"+szYear+"年"+szMonth+"月"+szDay+"日";
	db.Open("JHWY_BY");

	CFileFind  fFind;
	if(!fFind.FindFile(sPath))
	{ 
		::AfxMessageBox("没有找到历史记录！");
		return FALSE;
	}

	//读模拟两信息
	CFile file,Hisfile;
	int nLen; 
	szFileName.Format("\\Device.qigao"); 
	if(file.Open(sPath+szFileName,CFile::modeRead))
	{  
		int t=file.GetLength(); 
		nLen=file.GetLength()/(sizeof(float)*(nTolCount+1));
		float *pfValue= new float[nTolCount+1];
		for(int i=0;i<nLen;i++)
		{
			file.Read(pfValue,sizeof(float)*(nTolCount+1));
			for(int j=1;j<nTolCount+1;j++) 
				m_ItemMsg[j-1].fHisVal[(int)pfValue[0]] = pfValue[j]; 
		}
		if(pfValue)
			delete pfValue;
	}
	file.Close(); 

	return TRUE;
}

void CCurverDemoView::DrawRealCurve()
{
	CDC *pDC = GetDC();
	CPen pNewPen,*pOldPen;
	pNewPen.CreatePen(0,1,RGB(0,255,0));
	pOldPen = pDC->SelectObject(&pNewPen);
	int	nXPoint[720],nYPoint[720];
	float fMaxNum = 0.00f;
	for(int i=0;i<720;i++)
	{ 
		if(m_ItemMsg[this->nPointSize].fHisVal[i] > fMaxNum)
			fMaxNum = m_ItemMsg[this->nPointSize].fHisVal[i];
	}
	/////显示参数
	CString szMaxNum;
	CSize cSize;
	fMaxNum = fMaxNum*3/2;
	if(fMaxNum == 0) fMaxNum = 1;
	CPen pNewPen1,*pOldPen1;
	pNewPen1.CreatePen(PS_SOLID,1,RGB(255,0,0));
	pOldPen1 = (CPen *)pDC->SelectObject(&pNewPen1);
	pDC->SetBkColor(RGB(0,0,0));
	pDC->SetTextColor(RGB(255,0,0));
	szMaxNum.Format("%.2f",fMaxNum);	
	cSize = pDC->GetTextExtent(szMaxNum);
	pDC->TextOut(GRAPH_LEFT+GRAPH_LEFT_MARGIN-cSize.cx-10,GRAPH_TOP+GRAPH_TOP_MARGIN,szMaxNum);
	szMaxNum.Format("%.2f",fMaxNum*4/5);
	cSize = pDC->GetTextExtent(szMaxNum);
	pDC->TextOut(GRAPH_LEFT+GRAPH_LEFT_MARGIN-cSize.cx-10,GRAPH_TOP+GRAPH_TOP_MARGIN+90,szMaxNum);
	szMaxNum.Format("%.2f",fMaxNum*3/5);
	cSize = pDC->GetTextExtent(szMaxNum);
	pDC->TextOut(GRAPH_LEFT+GRAPH_LEFT_MARGIN-cSize.cx-10,GRAPH_TOP+GRAPH_TOP_MARGIN+180,szMaxNum);
	szMaxNum.Format("%.2f",fMaxNum*2/5);
	cSize = pDC->GetTextExtent(szMaxNum);
	pDC->TextOut(GRAPH_LEFT+GRAPH_LEFT_MARGIN-cSize.cx-10,GRAPH_TOP+GRAPH_TOP_MARGIN+270,szMaxNum);
	szMaxNum.Format("%.2f",fMaxNum/5);
	cSize = pDC->GetTextExtent(szMaxNum);
	pDC->TextOut(GRAPH_LEFT+GRAPH_LEFT_MARGIN-cSize.cx-10,GRAPH_TOP+GRAPH_TOP_MARGIN+360,szMaxNum);
	/*szMaxNum.Format("%.2f",0);
	cSize = pDC->GetTextExtent(szMaxNum);
	pDC->TextOut(GRAPH_LEFT+GRAPH_LEFT_MARGIN-cSize.cx-10,GRAPH_TOP+GRAPH_TOP_MARGIN+410,szMaxNum);
*/	pDC->SelectObject(pOldPen1);
	pNewPen1.DeleteObject();
	////////////
	float nMinNum = float(30*14)/fMaxNum;
	for(i=0;i<720;i++) 
	{   
		nYPoint[i]=GRAPH_BOTTOM-GRAPH_BOTTOM_MARGIN-int((m_ItemMsg[this->nPointSize].fHisVal[i])*nMinNum);
		if(int((m_ItemMsg[this->nPointSize].fHisVal[i])*nMinNum) > 420)
			nYPoint[i]=GRAPH_TOP+GRAPH_TOP_MARGIN;
		if(int((m_ItemMsg[this->nPointSize].fHisVal[i])*nMinNum) == 0)
			nYPoint[i]=GRAPH_TOP+GRAPH_TOP_MARGIN+420;
		
		nXPoint[i]=GRAPH_LEFT+GRAPH_LEFT_MARGIN+i; 
		if(i==0)
			pDC->MoveTo(nXPoint[i],nYPoint[i]);
		else
			pDC->LineTo(nXPoint[i],nYPoint[i]);
	}
	pDC->SelectObject(&pOldPen);
	pNewPen.DeleteObject();
	ReleaseDC(pDC);
}

void CCurverDemoView::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	
	CView::OnTimer(nIDEvent);
}

void CCurverDemoView::OnMouseMove(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	int i = point.x - (GRAPH_LEFT+GRAPH_LEFT_MARGIN);
	CString szVal;
	if(i>=0 && i < 720)
	{
		szVal.Format("%.2f",this->m_ItemMsg[this->nPointSize].fHisVal[i]); 
		this->m_EditMsg.SetText(szVal);
	}
	CView::OnMouseMove(nFlags, point);
}