eu2kgdlg.cpp

VC++源程序。各种模量间的相互转化

// EU2KGDlg.cpp : implementation file
//

#include "stdafx.h"
#include "EU2KG.h"
#include "EU2KGDlg.h"
#include <stdio.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()

/////////////////////////////////////////////////////////////////////////////
// CEU2KGDlg dialog

CEU2KGDlg::CEU2KGDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CEU2KGDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CEU2KGDlg)
	m_G = 0.0;
	m_E = 0.0;
	m_K = 0.0;
	m_U = 0.0;
	m_C = 0.0;
	m_Phi = 0.0;
	m_Kphi = 0.0;
	m_Qphi = 0.0;
	m_Kphi2 = 0.0;
	m_Qphi2 = 0.0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CEU2KGDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CEU2KGDlg)
	DDX_Text(pDX, IDC_EDIT_G, m_G);
	DDX_Text(pDX, IDC_EDIT_E, m_E);
	DDX_Text(pDX, IDC_EDIT_K, m_K);
	DDX_Text(pDX, IDC_EDIT_U, m_U);
	DDX_Text(pDX, IDC_EDIT_C, m_C);
	DDX_Text(pDX, IDC_EDIT_F, m_Phi);
	DDX_Text(pDX, IDC_EDIT_KF, m_Kphi);
	DDX_Text(pDX, IDC_EDIT_QF, m_Qphi);
	DDX_Text(pDX, IDC_EDIT_KF2, m_Kphi2);
	DDX_Text(pDX, IDC_EDIT_QF2, m_Qphi2);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CEU2KGDlg, CDialog)
	//{{AFX_MSG_MAP(CEU2KGDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_EU2KG, OnButtonEu2kg)
	ON_BN_CLICKED(IDC_BUTTON_KG2EU, OnButtonKg2eu)
	ON_BN_CLICKED(IDC_BUTTON_CF2KQ, OnButtonCf2kq)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CEU2KGDlg message handlers

BOOL CEU2KGDlg::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
	
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CEU2KGDlg::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 CEU2KGDlg::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 CEU2KGDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CEU2KGDlg::OnButtonEu2kg() 
{
	// TODO: Add your control notification handler code here
	UpdateData();
	CString str;
	m_K = m_E/(3.0*(1.0-2.0*m_U));
	m_G = m_E/(2.0*(1.0+m_U));

	if( (m_U>0.0) & (m_U<0.5) & (m_E>=0.0) )
	{
		UpdateData(FALSE);
	}
	else
	{
		CString str="输入错误：";
		if(m_E<0.0)
		{
			str += "    E<0";
		}
		if(m_U<0.0)
		{
			str += "    u>0";
		}
		if( m_U >= 0.5 )
		{
			str += "    u<0.5";
		}
		if( m_U > 0.5 )
		{
			str += "    u<0.5";
		}
		MessageBox(str);
	}

}

void CEU2KGDlg::OnButtonKg2eu() 
{
	// TODO: Add your control notification handler code here
	UpdateData();
	CString str;
	m_E = 9.0*m_K*m_G/(3.0*m_K+m_G);
	m_U = (3.0*m_K-2.0*m_G)/(2.0*(3.0*m_K+m_G));
	if( (m_K>0.0) & (m_G>0.0))
	{
	    UpdateData(FALSE);
	}
	else
	{
		str = "输入错误：";
		if(m_K<=0.0)
		{
			str += "    K>0";
		}
		if(m_G<0.0)
		{
			str += "    G>0";
		}
		MessageBox(str);
	}
	if(m_U < 0.0)
	{
		str = "请注意:计算结果 u<0，请检查K、G的输入。   若输入无错，建议使用K、G而不使用E、u。";
		str += "                    在FLAC/FLAC3D等软件中，推荐使用K-G而非E-u。";
		MessageBox(str);
	}

}

void CEU2KGDlg::OnButtonCf2kq() 
{
	// TODO: Add your control notification handler code here
	UpdateData();
	CString str;
	double PI=3.1415926;
	double a1,a2,a3;
	a1=sin(m_Phi*PI/180.0);
	a2=cos(m_Phi*PI/180.0);
	a3=sqrt(3.0);
	m_Kphi = 6.0*a1/(a3*(3.0-a2));
	m_Qphi = m_Kphi*m_C;
	m_Kphi2= 6.0*a1/(a3*(3.0+a2));
	m_Qphi2= m_Kphi2*m_C;
	UpdateData(FALSE);
}