trandlg.cpp

将JPEG图像解压为BMP图像。 内含图像处理的一些基本函数。

// TranDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Tran.h"
#include "TranDlg.h"

#include "Dib.h"
#include "Jpeg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CTranDlg dialog


CTranDlg::CTranDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTranDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CTranDlg)
	m_strBmp1 = _T("");
	m_strJpg1 = _T("");
	m_strBmp2 = _T("");
	m_strJpg2 = _T("");
	m_RGB = TRUE;
	m_Gray = FALSE;
	m_quality = 75;
	//}}AFX_DATA_INIT
}


void CTranDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTranDlg)
	DDX_Text(pDX, IDC_EDIT1, m_strBmp1);
	DDX_Text(pDX, IDC_EDIT2, m_strJpg1);
	DDX_Text(pDX, IDC_EDIT3, m_strBmp2);
	DDX_Text(pDX, IDC_EDIT4, m_strJpg2);
	DDX_Check(pDX, IDC_CHECK1, m_RGB);
	DDX_Check(pDX, IDC_CHECK2, m_Gray);
	DDX_Text(pDX, IDC_EDIT5, m_quality);
	DDV_MinMaxInt(pDX, m_quality, 0, 100);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CTranDlg, CDialog)
	//{{AFX_MSG_MAP(CTranDlg)
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
	ON_BN_CLICKED(IDC_BUTTON5, OnTranjpg)
	ON_BN_CLICKED(IDC_CHECK2, OnCheck2)
	ON_BN_CLICKED(IDC_CHECK1, OnCheck1)
	ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
	ON_BN_CLICKED(IDC_BUTTON4, OnButton4)
	ON_BN_CLICKED(IDC_BUTTON6, OnTranbmp)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTranDlg message handlers

void CTranDlg::OnButton1() 
{
	// TODO: Add your control notification handler code here
	CFileDialog dlg(TRUE,"bmp",NULL,OFN_HIDEREADONLY |OFN_OVERWRITEPROMPT,"Bmp File(*.bmp)|*.bmp||");
	if(dlg.DoModal()==IDOK)
	{
		m_strBmp1 = dlg.GetPathName();
		UpdateData(FALSE);
	}

}

void CTranDlg::OnButton2() 
{
	// TODO: Add your control notification handler code here
	CFileDialog dlg(FALSE,"jpg",NULL,OFN_HIDEREADONLY |OFN_OVERWRITEPROMPT,"Jpg File(*.jpg)|*.jpg||");
	if(dlg.DoModal()==IDOK)
	{
		m_strJpg1 = dlg.GetPathName();
		UpdateData(FALSE);
	}

}


void CTranDlg::OnTranjpg() 
{
	// TODO: Add your control notification handler code here
	CDib dib;
	CJpeg jpeg;
	//BOOL color;

 	UpdateData();

	dib.Load(m_strBmp1);
	HDIB hDIB=CopyHandle(dib.GetHandle());
	dib.Attach(hDIB);

	jpeg.Save(m_strJpg1,&dib,m_quality);
		
}

void CTranDlg::OnCheck2() 
{
	// TODO: Add your control notification handler code here
	//if(m_Gray)
	{
		m_RGB=FALSE;
		m_Gray=TRUE;
		color=FALSE;
	}
	UpdateData(FALSE);
	
}

void CTranDlg::OnCheck1() 
{
	// TODO: Add your control notification handler code here
	//if(m_RGB)
	{
		m_Gray=FALSE;
		m_RGB=TRUE;
		color=TRUE;
	}
	UpdateData(FALSE);
	
}

void CTranDlg::OnButton3() 
{
	// TODO: Add your control notification handler code here
	CFileDialog dlg(TRUE,"jpg",NULL,OFN_HIDEREADONLY |OFN_OVERWRITEPROMPT,"Jpg File(*.jpg)|*.jpg||");
	if(dlg.DoModal()==IDOK)
	{
		m_strJpg2 = dlg.GetPathName();
		UpdateData(FALSE);
	}

	
}

void CTranDlg::OnButton4() 
{
	// TODO: Add your control notification handler code here
	CFileDialog dlg(FALSE,"bmp",NULL,OFN_HIDEREADONLY |OFN_OVERWRITEPROMPT,"Bmp File(*.bmp)|*.bmp||");
	if(dlg.DoModal()==IDOK)
	{
		m_strBmp2 = dlg.GetPathName();
		UpdateData(FALSE);
	}
	
}

void CTranDlg::OnTranbmp() 
{
	// TODO: Add your control notification handler code here
	CDib dib;
	CJpeg jpeg;

	UpdateData();

	jpeg.Load(m_strJpg2);
	HDIB hDIB=CopyHandle(jpeg.m_dib.GetHandle());
	dib.Attach(hDIB);

	dib.Save(m_strBmp2);
	
}