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2D Graph ActiveX Control

, 5 Aug 2003 MIT
An ActiveX control for 2D data visualisation
ntgraph_activex_demo.zip
NTGraph_demo
NTGraph
Debug
Demo
Debug
res
Test.ico
Test.aps
Test.clw
Test.dsp
Test.plg
NTGraph.aps
NTGraph.clw
NTGraph.def
NTGraph.dsp
NTGraph.dsw
NTGraph.ico
NTGraph.ncb
NTGraph.odl
NTGraph.opt
NTGraph.plg
NTGraphCtl.bmp
Test.exe
ntgraph_activex_src.zip
NTGraph.ocx
NTGraph.lib
NTGraph.exp
ntgraph_bin.zip
NTGRAPH.HLP
NTGraph.ocx
ntgraph_bin1.zip
NTGraph.ocx
ntgraph_bin2.zip
NTGraph.ocx
ntgraph_bin3.zip
NTGraph.ocx
ntgraph_ctrl.zip
NTGraph_Ctrl
NTGraph.aps
NTGraph.clw
NTGraph.def
NTGraph.dsp
NTGraph.dsw
NTGraph.ico
NTGraph.ncb
NTGraph.odl
NTGraph.opt
NTGraph.plg
NTGraphCtl.bmp
Release
ntgraph_ctrl1.zip
NTGraph.aps
NTGraph.clw
NTGraph.def
NTGraph.dsp
NTGraph.dsw
NTGraph.ico
NTGraph.ncb
NTGraph.odl
NTGraph.opt
NTGraph.plg
NTGraphCtl.bmp
ntgraph_ctrl2.zip
NTGraph_Ctrl2
Debug
MAGNIFY.CUR
NTGraph.aps
NTGraph.clw
NTGraph.def
NTGraph.dsp
NTGraph.dsw
NTGraph.ico
NTGraph.ncb
NTGraph.odl
NTGraph.opt
NTGraph.plg
NTGraphCtl.bmp
Release
Test.dsm
ntgraph_ctrl3.zip
NTGraph_Ctrl3
Debug
hmove.cur
MAGNIFY.CUR
NTGraph.aps
NTGraph.clw
NTGraph.def
NTGraph.dsp
NTGraph.dsw
NTGraph.ico
NTGraph.odl
NTGraph.opt
NTGraph.plg
NTGraphCtl.bmp
Release
Test.dsm
ntgraph_demo.zip
Demo.ppt
Demo.xls
DlgDemo
Demo.aps
Demo.clw
Demo.dsp
Demo.dsw
Demo.exe
Demo.ncb
Demo.opt
Demo.plg
res
Demo.ico
MDIDemo
MDIDemo.aps
MDIDemo.clw
MDIDemo.dsp
MDIDemo.dsw
MDIDemo.exe
MDIDemo.ncb
MDIDemo.opt
MDIDemo.plg
res
MDIDemo.ico
MDIDemoDoc.ico
Toolbar.bmp
ntgraph_demo1.zip
Debug
Demo.aps
Demo.clw
Demo.dsp
Demo.dsw
Demo.ncb
Demo.opt
Demo.plg
res
Demo.ico
ntgraph_demo2.zip
NTGraph_demo2
Debug
Demo.aps
Demo.clw
Demo.dsp
Demo.dsw
Demo.ncb
Demo.opt
Demo.plg
res
Demo.ico
ntgraph_demo3.zip
NTGraph_demo3
Debug
Demo.dsp
Demo.dsw
res
Demo.ico
test.pdf
ntgraph_ppt.zip
NTGraph.ppt
ntgraph_ppt1.zip
NTGraph.ppt
ntgraph_src.zip
NTGraph_src
Frame.bmp
Hlp
Bullet.bmp
NTGraph.hm
NTGraph.RTF
Margritte.bmp
Margritte.jpg
NTGraph.aps
NTGraph.clw
NTGraph.def
NTGraph.dsp
NTGraph.dsw
NTGRAPH.GID
NTGRAPH.HLP
NTGraph.hpj
NTGraph.ico
NTGraph.log
NTGraph.ncb
NTGraph.odl
NTGraph.opt
NTGraph.ph
NTGraph.plg
NTGraph.suo
NTGraphCtl.bmp
Release
Test.dsm
// TestDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Test.h"
#include "TestDlg.h"

#include <math.h>

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

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTestDlg dialog

CTestDlg::CTestDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTestDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CTestDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CTestDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTestDlg)
	DDX_Control(pDX, IDC_NTGRAPHCTRL, m_Graph);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CTestDlg, CDialog)
	//{{AFX_MSG_MAP(CTestDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_PLOT, OnButtonPlot)
	ON_BN_CLICKED(IDC_BUTTON_CLEAR, OnButtonClear)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTestDlg message handlers

BOOL CTestDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	
	

	// Customize Graph 
	m_Graph.SetBackColor (RGB(0,0,0));
	m_Graph.SetAxisColor (RGB(0,255,0));
	m_Graph.SetGridColor(RGB(120,120,120));
	m_Graph.SetLabelColor (RGB(0,255,0));
    
	m_Graph.SetGridColor(RGB(120,120,120));
	m_Graph.SetShowGrid (TRUE);

	m_Graph.SetCursorColor (RGB(255,0,0));
	m_Graph.SetShowCursor (FALSE);

	m_Graph.SetGraphTitle("2D Graph");
	m_Graph.SetXLabel ("Wavelength (nm)");
	m_Graph.SetYLabel("Intensity (counts/sec.)");
	m_Graph.SetRange(0.,10,-1,1.);

	//Set the number of elements to be plotted 
	m_Graph.SetElementCount (4);

	//Allocate space for Elements 
	if ( !m_Graph.CreateElement(2000) ) {
		AfxMessageBox("Error allocating graph element") ;
        return FALSE;
	}


	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CTestDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CTestDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CTestDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CTestDlg::OnButtonPlot() 
{

//
// Customize Graph Elements 
//
//
   // Select Graph Element to change the plot color 
   m_Graph.SetElement(0); 
   // Change the plot color of selected Graph Element
   m_Graph.SetPlotColor (RGB(255,0,0));

   m_Graph.SetElement(1);
   m_Graph.SetPlotColor (RGB(0,255,0));
   m_Graph.SetElement(2);
   m_Graph.SetPlotColor (RGB(0,0,255));
   m_Graph.SetElement(3);
   m_Graph.SetPlotColor(RGB(255,127,0));

   m_Graph.SetRange(0,2000,-0.1,2);

//
// Load Data int the Graph Elements 
//


   for ( int i = 0 ; i < 2000 ; i++)
   {
	double sigma = 150;
	double pi = 3.14;
	double x0 = 1000.;
	double x = (double)i;
	double y = 600*(exp(-pow(((x-x0)/sigma),2)/2) / (sqrt(2*pi)*sigma));
        
	        m_Graph.SetXYValue(x,y,i,0); //Elemnt 1
		m_Graph.SetXYValue(x+100,y,i,1); //Elemnt 2
 		m_Graph.SetXYValue(x-100,y*0.1,i,2); //Elemnt 3
		m_Graph.SetXYValue(x+200,y*1.2,i,3); //Elemnt 4
   }

//
// Redraw the Control
//
   m_Graph.Invalidate ();

}

void CTestDlg::OnButtonClear() 
{
	// Clear the Graph
	m_Graph.ClearGraph ();
}

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About the Author

Nikolai Teofilov
Researcher
Germany Germany
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