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525 lines
12 KiB
525 lines
12 KiB
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// 9111intDlg.cpp : implementation file
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//
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#include "stdafx.h"
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#include "9111int.h"
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#include "9111intDlg.h"
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#ifdef _DEBUG
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#define new DEBUG_NEW
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#endif
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CRect plotRect;
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#define AI_SAMPLE_COUNT 10240
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// CAboutDlg dialog used for App About
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class CAboutDlg : public CDialog
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{
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public:
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CAboutDlg();
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// Dialog Data
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enum { IDD = IDD_ABOUTBOX };
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protected:
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virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
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// Implementation
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protected:
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DECLARE_MESSAGE_MAP()
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};
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CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
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{
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}
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void CAboutDlg::DoDataExchange(CDataExchange* pDX)
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{
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CDialog::DoDataExchange(pDX);
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}
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BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
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END_MESSAGE_MAP()
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// C9111intDlg dialog
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C9111intDlg::C9111intDlg(I16 hCard, U16 wCardType, CWnd* pParent /*=NULL*/)
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: CDialog(C9111intDlg::IDD, pParent)
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{
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m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
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n_PlotWidth = n_PlotHeight = -1;
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OnBrush = OffBrush = NULL;
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min_val = 0x00;
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max_val = 0xFFFF;
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m_fSampleRate = 10000.0; // 10KHz
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m_hCard = hCard;
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m_wCardType = wCardType;
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m_wScanChans = 0;
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m_nTimer = -1;
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m_hMem=NULL;
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m_wRange = AD_B_5_V;
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}
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void C9111intDlg::DoDataExchange(CDataExchange* pDX)
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{
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CDialog::DoDataExchange(pDX);
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DDX_Control(pDX, IDC_COMBO_SCANCHAN, m_cbScanChans);
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}
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BEGIN_MESSAGE_MAP(C9111intDlg, CDialog)
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ON_WM_SYSCOMMAND()
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ON_WM_PAINT()
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ON_WM_QUERYDRAGICON()
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//}}AFX_MSG_MAP
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ON_WM_DESTROY()
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ON_WM_VSCROLL()
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ON_CBN_SELCHANGE(IDC_COMBO_SCANCHAN, &C9111intDlg::OnScanChanSelchange)
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ON_BN_CLICKED(IDC_BT_START, &C9111intDlg::OnStart)
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ON_WM_TIMER()
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END_MESSAGE_MAP()
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// C9111intDlg message handlers
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BOOL C9111intDlg::OnInitDialog()
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{
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CDialog::OnInitDialog();
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// Add "About..." menu item to system menu.
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// IDM_ABOUTBOX must be in the system command range.
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ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
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ASSERT(IDM_ABOUTBOX < 0xF000);
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CMenu* pSysMenu = GetSystemMenu(FALSE);
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if (pSysMenu != NULL)
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{
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BOOL bNameValid;
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CString strAboutMenu;
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bNameValid = strAboutMenu.LoadString(IDS_ABOUTBOX);
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ASSERT(bNameValid);
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if (!strAboutMenu.IsEmpty())
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{
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pSysMenu->AppendMenu(MF_SEPARATOR);
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pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
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}
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}
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// Set the icon for this dialog. The framework does this automatically
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// when the application's main window is not a dialog
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SetIcon(m_hIcon, TRUE); // Set big icon
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SetIcon(m_hIcon, FALSE); // Set small icon
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// TODO: Add extra initialization here
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x_divider = 5; y_divider = 4;
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OnBrush = CreateSolidBrush( RGB(255,0,0) );
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OffBrush = CreateSolidBrush( RGB(125,0,0) );
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RedPen.CreatePen( PS_SOLID, 1, RGB(255,0,0));
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GreenPen.CreatePen( PS_SOLID, 1, RGB(0,255,0));
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YellowPen.CreatePen( PS_SOLID, 1, RGB(255,255,0));
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BluePen.CreatePen( PS_SOLID, 1, RGB(0,0,255));
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LTBluePen.CreatePen( PS_SOLID, 1, RGB(0,128,255));
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LTRedPen.CreatePen( PS_SOLID, 1, RGB(255,128,0));
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LTGreenPen.CreatePen( PS_SOLID, 1, RGB(0,128,0));
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WhitePen.CreatePen( PS_SOLID, 1, RGB(255,255,255));
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if( n_PlotWidth == -1 && n_PlotHeight == -1 )
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{
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((CWnd*)GetDlgItem(IDC_STATIC_DRAW))->GetWindowRect(&plotRect);
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ScreenToClient(&plotRect);
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n_PlotWidth = min( plotRect.Width(), 512);
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n_PlotHeight = plotRect.Height() - 10;
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}
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// set the default SampleRate
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SetDlgItemInt( IDC_EDIT_SAMPLE_RATE, (UINT)(m_fSampleRate/1000) );
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m_cbScanChans.SetCurSel( 0 );
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max_range = 5.0;
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min_range = -5.0;
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return TRUE; // return TRUE unless you set the focus to a control
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}
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void C9111intDlg::OnSysCommand(UINT nID, LPARAM lParam)
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{
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if ((nID & 0xFFF0) == IDM_ABOUTBOX)
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{
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CAboutDlg dlgAbout;
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dlgAbout.DoModal();
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}
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else
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{
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CDialog::OnSysCommand(nID, lParam);
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}
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}
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// If you add a minimize button to your dialog, you will need the code below
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// to draw the icon. For MFC applications using the document/view model,
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// this is automatically done for you by the framework.
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void C9111intDlg::OnPaint()
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{
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if (IsIconic())
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{
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CPaintDC dc(this); // device context for painting
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SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);
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// Center icon in client rectangle
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int cxIcon = GetSystemMetrics(SM_CXICON);
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int cyIcon = GetSystemMetrics(SM_CYICON);
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CRect rect;
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GetClientRect(&rect);
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int x = (rect.Width() - cxIcon + 1) / 2;
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int y = (rect.Height() - cyIcon + 1) / 2;
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// Draw the icon
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dc.DrawIcon(x, y, m_hIcon);
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}
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else
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{
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redraw_display_area();
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CDialog::OnPaint();
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}
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}
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// The system calls this function to obtain the cursor to display while the user drags
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// the minimized window.
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HCURSOR C9111intDlg::OnQueryDragIcon()
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{
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return static_cast<HCURSOR>(m_hIcon);
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}
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void C9111intDlg::redraw_display_area(void)
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{
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CPen *oldPen;
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int oldMode;
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COLORREF oldColor;
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CString y_lable;
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CPen minor_tick( PS_SOLID,1,RGB(132,130,132) );
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// CPen y_grid( PS_SOLID,1,RGB(206,203,132) );
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int i, x_intv, y_intv;
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// long total_sec;
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CClientDC dc_plot(this);
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// draw the base-line for x-y axises
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oldPen = (CPen *)dc_plot.SelectStockObject(BLACK_PEN);
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// redraw the background
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dc_plot.FillSolidRect( plotRect, RGB(0,0,0) );
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// Re-Draw the AREA for Y-Lable
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{
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CBrush DIALOG_BRUSH;
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CRect redraw_area, full_client;
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GetClientRect(&full_client);
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ScreenToClient(&full_client);
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redraw_area.left = full_client.left;
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redraw_area.top = plotRect.top - 5;
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redraw_area.right = plotRect.left - 3;
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redraw_area.bottom = plotRect.bottom + 10;
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DIALOG_BRUSH.CreateSysColorBrush( COLOR_3DFACE );
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dc_plot.FillRect( redraw_area, &DIALOG_BRUSH );
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DIALOG_BRUSH.DeleteObject();
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}
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dc_plot.MoveTo( plotRect.left - 3, plotRect.top );
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dc_plot.LineTo( plotRect.left - 3, plotRect.bottom );
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// calculate the interval for tick/grid
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y_intv = (plotRect.Height() - 10) /y_divider;
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x_intv = plotRect.Width()/x_divider;
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// set the color for tick
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oldColor = dc_plot.SetTextColor( RGB(0,0,0) );
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oldMode = dc_plot.SetBkMode( TRANSPARENT );
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for( i=0; i<= y_divider; i++ )
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{
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CString tick_str;
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CRect tmp_rect, tick_rect;
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// draw the tick for y-axis
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dc_plot.MoveTo( plotRect.left -12, plotRect.bottom -5 - (i*y_intv) );
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dc_plot.LineTo( plotRect.left -3, plotRect.bottom -5 - (i*y_intv) );
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tick_str.Format( _T("%.1f"), ( ((max_range-min_range)/y_divider) * i)+min_range );
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// calculate the rectangle for text
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dc_plot.DrawText( tick_str, &tmp_rect, DT_CALCRECT|DT_SINGLELINE );
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tick_rect.right = plotRect.left -14;
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tick_rect.left = tick_rect.right - tmp_rect.Width();
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tick_rect.top = plotRect.bottom -5 - (i*y_intv) - tmp_rect.Height()/2;
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tick_rect.bottom = tick_rect.top + tmp_rect.Height();
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// draw the text
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dc_plot.DrawText( tick_str, &tick_rect, DT_SINGLELINE|DT_RIGHT );
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}
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// draw the minor_tick for Y axises
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dc_plot.SelectObject(&minor_tick);
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for( i=0; i< y_divider; i++ )
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{
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dc_plot.MoveTo( plotRect.left -9, plotRect.bottom -5 - (i*y_intv) - y_intv/2 );
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dc_plot.LineTo( plotRect.left -4, plotRect.bottom -5 - (i*y_intv) - y_intv/2 );
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}
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dc_plot.SetTextColor( oldColor );
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dc_plot.SetBkMode( oldMode );
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dc_plot.SelectObject( oldPen );
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}
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void C9111intDlg::OnDestroy()
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{
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CDialog::OnDestroy();
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// TODO: Add your message handler code here
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if( m_nTimer != -1 )
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{
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KillTimer( m_nTimer );
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m_nTimer = -1;
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}
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if (m_hMem != NULL)
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{
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GlobalUnfix(m_hMem);
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GlobalUnlock(m_hMem);
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GlobalFree(m_hMem);
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m_hMem = NULL;
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}
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if( OnBrush != NULL )
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::DeleteObject( OnBrush );
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if( OffBrush != NULL )
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::DeleteObject( OffBrush );
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RedPen.DeleteObject();
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GreenPen.DeleteObject();
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YellowPen.DeleteObject();
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BluePen.DeleteObject();
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LTBluePen.DeleteObject();
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LTRedPen.DeleteObject();
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LTGreenPen.DeleteObject();
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WhitePen.DeleteObject();
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}
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void C9111intDlg::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
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{
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// TODO: Add your message handler code here and/or call default
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switch ( nSBCode )
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{
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case SB_LINEUP :
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m_fSampleRate += 50000.0;
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if (m_fSampleRate > 1000000.0 ) m_fSampleRate = 1000000.0;
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break;
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case SB_LINEDOWN:
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m_fSampleRate -= 50000;
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if (m_fSampleRate < 50000 ) m_fSampleRate = 50000;
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break;
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}
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SetDlgItemInt( IDC_EDIT_SAMPLE_RATE, (UINT)(m_fSampleRate/1000) );
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CDialog::OnVScroll(nSBCode, nPos, pScrollBar);
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}
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void C9111intDlg::OnScanChanSelchange()
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{
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// TODO: Add your control notification handler code here
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int nIndex;
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nIndex = m_cbScanChans.GetCurSel();
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m_wScanChans = (U16)nIndex;
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}
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void C9111intDlg::OnStart()
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{
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// TODO: Add your control notification handler code here
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DWORD mem_size;
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CString strTemp;
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I16 err;
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GetDlgItem( IDC_BT_START )->EnableWindow(FALSE);
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if (m_hMem != NULL)
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{
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GlobalUnfix(m_hMem);
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GlobalUnlock(m_hMem);
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GlobalFree(m_hMem);
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m_hMem = NULL;
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}
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// allocate a memory for user DMA buffer
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mem_size = AI_SAMPLE_COUNT * sizeof(I16);
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m_hMem = GlobalAlloc(GMEM_ZEROINIT, mem_size);
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m_pAIBuf = (U16*) GlobalLock(m_hMem);
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if (m_pAIBuf == NULL )
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{
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AfxMessageBox( TEXT("Memory allocation failed"), MB_OK);
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}
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GlobalFix(m_hMem);
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m_oldY[0] = m_oldY[1] = m_oldY[2] = m_oldY[3] = m_oldY[4] = m_oldY[5] = m_oldY[6] = m_oldY[7] = -1;
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m_oldX[0] = m_oldX[1] = m_oldX[2] = m_oldX[3] = m_oldX[4] = m_oldX[5] = m_oldX[6] = m_oldX[7] = -1;
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err=AI_9111_Config(m_hCard, TRIG_INT_PACER, P9111_TRGMOD_POST, 1024);
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if (err!=0)
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{
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strTemp.Format( TEXT("AI_9111_Config error=%d"), err);
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AfxMessageBox( strTemp );
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}
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err=AI_AsyncDblBufferMode(m_hCard, 0); // single-buffer mode
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if (err!=0)
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{
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strTemp.Format( TEXT("AI_DblBufferMode error=%d"), err);
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AfxMessageBox( strTemp );
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}
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err=AI_ContScanChannels (m_hCard, m_wScanChans, m_wRange, (U16*)m_pAIBuf, AI_SAMPLE_COUNT, (F64)m_fSampleRate, ASYNCH_OP);
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if (err!=0)
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{
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strTemp.Format( TEXT("AI_ContReadChannel error=%d"), err);
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AfxMessageBox( strTemp );
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}
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m_nTimer = SetTimer( 1, 100, NULL );
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}
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int C9111intDlg::display_buffer_data(U16* pBuf)
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{
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CClientDC dc_plot(this);
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int nDraw_Origin_Y;
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int cur_channel;
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int newY = -1;
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int newX = -1;
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U32 index;
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I16 ai_data;
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// redraw the background
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dc_plot.FillSolidRect( plotRect, RGB(0,0,0) );
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nDraw_Origin_Y = ( plotRect.bottom - 5 ) - n_PlotHeight/2;
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for( index=0; index<AI_SAMPLE_COUNT; index++ )
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{
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if (m_wCardType == PCI_9111DG)
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{
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ai_data = (I16)(pBuf[index]) >> 4;
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cur_channel = pBuf[index] & 0x0f;
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newY = (int)( nDraw_Origin_Y - ((n_PlotHeight * ai_data) >> 12 ) ); // (n_PlotHeight * ai_data / 4096 ) ); // ( (n_PlotHeight/2) * ai_data/2048 ) );
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}
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else // m_wCardType == PCI_9111HR
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{
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cur_channel = index%(m_wScanChans+1);
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ai_data = (I16)(pBuf[index]);
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newY = (int)( nDraw_Origin_Y - ((n_PlotHeight * ai_data) >> 16) ); // ( n_PlotHeight * ai_data / 65536) ); // ( (n_PlotHeight/2) * ai_data/32768 ) );
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}
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newX = (int)( index*n_PlotWidth/AI_SAMPLE_COUNT + plotRect.left );
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switch(cur_channel)
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{
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case 0:
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dc_plot.SelectObject(&YellowPen);
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break;
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case 1:
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dc_plot.SelectObject(<GreenPen);
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break;
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case 2:
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dc_plot.SelectObject(&BluePen);
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break;
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case 3:
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dc_plot.SelectObject(&RedPen);
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break;
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case 4:
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dc_plot.SelectObject(<BluePen);
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break;
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case 5:
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dc_plot.SelectObject(<RedPen);
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break;
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case 6:
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dc_plot.SelectObject(&GreenPen);
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break;
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case 7:
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dc_plot.SelectObject(&WhitePen);
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break;
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}
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if ( m_oldX[cur_channel] == -1 )
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{
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dc_plot.MoveTo( newX, newY );
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}
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else
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{
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dc_plot.MoveTo( m_oldX[cur_channel], m_oldY[cur_channel] );
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dc_plot.LineTo( newX, newY );
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}
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m_oldX[cur_channel] = newX;
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m_oldY[cur_channel] = newY;
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}
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return 0;
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}
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void C9111intDlg::OnTimer(UINT_PTR nIDEvent)
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{
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// TODO: Add your message handler code here and/or call default
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BOOLEAN fstop;
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U32 count;
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AI_AsyncCheck(m_hCard, &fstop, &count);
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if( fstop == TRUE )
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{
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AI_AsyncClear(m_hCard, &count);
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KillTimer( m_nTimer );
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m_nTimer = -1;
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display_buffer_data( m_pAIBuf );
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GetDlgItem( IDC_BT_START )->EnableWindow(TRUE);
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}
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CDialog::OnTimer(nIDEvent);
|
|
}
|
|
|