hebingdlg.cpp

对于新手来说是个不可多得的学习参考代码.

// HebingDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Hebing.h"
#include "HebingDlg.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()

/////////////////////////////////////////////////////////////////////////////
// CHebingDlg dialog

CHebingDlg::CHebingDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CHebingDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CHebingDlg)
		// 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 CHebingDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CHebingDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CHebingDlg, CDialog)
	//{{AFX_MSG_MAP(CHebingDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
	ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
	ON_BN_CLICKED(IDC_BUTTON4, OnButton4)
	ON_BN_CLICKED(IDC_BUTTON5, OnButton5)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CHebingDlg message handlers

BOOL CHebingDlg::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 CHebingDlg::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 CHebingDlg::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 CHebingDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CHebingDlg::OnButton1() 
{
	// TODO: Add your control notification handler code here
    static char BASED_CODE szFilter[] = "bitmap Files (*.bmp)|*.bmp||";
    CFileDialog fd(true,NULL,NULL, OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,szFilter,NULL);
   if(fd.DoModal()==IDOK)
      filename1=fd.GetPathName();
	
}

void CHebingDlg::OnButton2() 
{
	// TODO: Add your control notification handler code here
	static char BASED_CODE szFilter[] = "bitmap Files (*.bmp)|*.bmp||";
    CFileDialog fd(true,NULL,NULL, OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,szFilter,NULL);
    if(fd.DoModal()==IDOK)
      filename2=fd.GetPathName();
}

void CHebingDlg::OnButton3() 
{
	// TODO: Add your control notification handler code here
	static char BASED_CODE szFilter[] = "bitmap Files (*.bmp)|*.bmp||";
CFileDialog fd(true,NULL,NULL, OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,szFilter,NULL);
if(fd.DoModal()==IDOK)
 filename3=fd.GetPathName();
}

void CHebingDlg::OnButton4() 
{
	// TODO: Add your control notification handler code here
	static char BASED_CODE szFilter[] = "bitmap Files (*.bmp)|*.bmp||";
CFileDialog fd(true,NULL,NULL, OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,szFilter,NULL);
if(fd.DoModal()==IDOK)
 filename4=fd.GetPathName();
	
}

void CHebingDlg::OnButton5() 
{
	// TODO: Add your control notification handler code here
if(filename1.IsEmpty())
   {
	   MessageBox("未选择图片！");
	   return;
   }
   if(filename2.IsEmpty())
   {
	   MessageBox("未选择图片");
	   return;
   }
  if(filename3.IsEmpty())
   {
	   MessageBox("未选择图片！");
	   return;
   }
  if(filename4.IsEmpty())
   {
	   MessageBox("未选择图片！");
	   return;
   }
	CFile file1,file3,file2,file5,file4;
//打开文件1和2
static char BASED_CODE szFilter[] = "bitmap Files (*.bmp)|*.bmp||";
CFileDialog fd(false,"*.bmp","*.bmp", OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,szFilter,NULL);
CString filename;
if(fd.DoModal()==IDOK)
{ filename=fd.GetPathName();
   


file1.Open(filename1,CFile::modeRead|CFile::shareDenyWrite,NULL);
file2.Open(filename2,CFile::modeRead|CFile::shareDenyWrite,NULL);
file3.Open(filename3,CFile::modeRead|CFile::shareDenyWrite,NULL);
file4.Open(filename4,CFile::modeRead|CFile::shareDenyWrite,NULL);

LPBITMAPFILEHEADER bmpfilehead1,bmpfilehead2,bmpfilehead3,bmpfilehead4,bmpfilehead5;
LPBITMAPINFOHEADER bmpfileinfo1,bmpfileinfo2,bmpfileinfo3,bmpfileinfo4,bmpfileinfo5;
//分配三个文件头的内存

 
bmpfilehead1=(LPBITMAPFILEHEADER)::malloc(sizeof(BITMAPFILEHEADER));


bmpfilehead2=(LPBITMAPFILEHEADER)::malloc(sizeof(BITMAPFILEHEADER));
bmpfilehead3=(LPBITMAPFILEHEADER)::malloc(sizeof(BITMAPFILEHEADER));
bmpfilehead4=(LPBITMAPFILEHEADER)::malloc(sizeof(BITMAPFILEHEADER));
bmpfilehead5=(LPBITMAPFILEHEADER)::malloc(sizeof(BITMAPFILEHEADER));


//分配三个信息头的内存
bmpfileinfo1=(LPBITMAPINFOHEADER)::malloc(sizeof(BITMAPINFOHEADER));
bmpfileinfo2=(LPBITMAPINFOHEADER)::malloc(sizeof(BITMAPINFOHEADER));
bmpfileinfo3=(LPBITMAPINFOHEADER)::malloc(sizeof(BITMAPINFOHEADER));
bmpfileinfo4=(LPBITMAPINFOHEADER)::malloc(sizeof(BITMAPINFOHEADER));
bmpfileinfo5=(LPBITMAPINFOHEADER)::malloc(sizeof(BITMAPINFOHEADER));

 

//读file1和file2的文件头和信息头
file1.Read(bmpfilehead1,sizeof(BITMAPFILEHEADER));
file1.Read(bmpfileinfo1,sizeof(BITMAPINFOHEADER));
file2.Read(bmpfilehead2,sizeof(BITMAPFILEHEADER));
file2.Read(bmpfileinfo2,sizeof(BITMAPINFOHEADER));
file3.Read(bmpfilehead3,sizeof(BITMAPFILEHEADER));
file3.Read(bmpfileinfo3,sizeof(BITMAPINFOHEADER));
file4.Read(bmpfilehead4,sizeof(BITMAPFILEHEADER));
file4.Read(bmpfileinfo4,sizeof(BITMAPINFOHEADER));

if(bmpfileinfo1->biHeight!=bmpfileinfo2->biHeight)
{
	MessageBox("两文件高不一致，不能合并");
	exit(0);
}

//复制一个文件头和信息头到file3中
::CopyMemory(bmpfileinfo5,bmpfileinfo1,sizeof(BITMAPINFOHEADER));
::CopyMemory (bmpfilehead5,bmpfilehead1,sizeof(BITMAPFILEHEADER));

//分配file1的数据区内存
DWORD bmp1size;
bmp1size=bmpfilehead1->bfSize-sizeof(BITMAPFILEHEADER)-sizeof(BITMAPINFOHEADER)-1024;
char *bmpdata1;
bmpdata1=(char*)::VirtualAlloc(NULL,bmp1size,MEM_COMMIT,PAGE_READWRITE);
//HGLOBAL tempbmpdata1=::GlobalAlloc(GHND,bmp1size);
//bmpdata1=(char*)::GlobalLock (tempbmpdata1); 



//分配file2的数据区内存

DWORD bmp2size;
bmp2size=bmpfilehead2->bfSize-sizeof(BITMAPFILEHEADER)-sizeof(BITMAPINFOHEADER)-1024;
char *bmpdata2;
bmpdata2=(char*)::VirtualAlloc(NULL,bmp2size,MEM_COMMIT,PAGE_READWRITE);
//HGLOBAL tempbmpdata2=::GlobalAlloc(GHND, bmp2size);
//bmpdata2=(char*)::GlobalLock (tempbmpdata2);

DWORD bmp3size;
bmp3size=bmpfilehead3->bfSize-sizeof(BITMAPFILEHEADER)-sizeof(BITMAPINFOHEADER)-1024;
char *bmpdata3;
bmpdata3=(char*)::VirtualAlloc(NULL,bmp2size,MEM_COMMIT,PAGE_READWRITE);
//HGLOBAL tempbmpdata2=::GlobalAlloc(GHND, bmp2size);
//bmpdata2=(char*)::GlobalLock (tempbmpdata2);

DWORD bmp4size;
bmp4size=bmpfilehead4->bfSize-sizeof(BITMAPFILEHEADER)-sizeof(BITMAPINFOHEADER)-1024;
char *bmpdata4;
bmpdata4=(char*)::VirtualAlloc(NULL,bmp2size,MEM_COMMIT,PAGE_READWRITE);
//HGLOBAL tempbmpdata2=::GlobalAlloc(GHND, bmp2size);
//bmpdata2=(char*)::GlobalLock (tempbmpdata2);

//读file1和file2的数据区
file1.Seek(1024+54,CFile::begin); 
file1.ReadHuge(bmpdata1,(bmpfilehead1->bfSize-sizeof(BITMAPFILEHEADER)-sizeof(BITMAPINFOHEADER)-1024));
file2.Seek(1024+54,CFile::begin);
file2.ReadHuge(bmpdata2,(bmpfilehead2->bfSize-sizeof(BITMAPFILEHEADER)-sizeof(BITMAPINFOHEADER)-1024));
file3.Seek(1024+54,CFile::begin);
file3.ReadHuge(bmpdata3,(bmpfilehead2->bfSize-sizeof(BITMAPFILEHEADER)-sizeof(BITMAPINFOHEADER)-1024));
file4.Seek(1024+54,CFile::begin);
file4.ReadHuge(bmpdata4,(bmpfilehead2->bfSize-sizeof(BITMAPFILEHEADER)-sizeof(BITMAPINFOHEADER)-1024));

//把file1和file2的数据区合并到file3的数据区中

DWORD endbmpsize;
endbmpsize=bmpfilehead1->bfSize-3*sizeof(BITMAPFILEHEADER)-
            3*sizeof(BITMAPINFOHEADER)-2048*2+bmpfilehead2->bfSize+bmpfilehead3->bfSize+bmpfilehead4->bfSize;
char *endbmp;
endbmp=(char*)::VirtualAlloc(NULL,endbmpsize,MEM_COMMIT,PAGE_READWRITE);
//HGLOBAL endbmpdata=::GlobalAlloc(GHND,endbmpsize);
//endbmp=(char*)::GlobalLock (endbmpdata); 

 

char *temp1=NULL;
char *temp2=NULL;
char *temp3=NULL;
char *temp4=NULL;
char *temp5=NULL;

temp1=bmpdata1;
temp2=bmpdata2;
temp3=bmpdata3;
temp4=bmpdata4;
temp5=endbmp;


for(int j=0;j<bmpfileinfo1->biHeight;j++)//
{
   ::CopyMemory(temp5,temp1,bmpfileinfo1->biWidth);
  //if((temp1-bmpdata1)<=bmp1size)
  temp1+=bmpfileinfo1->biWidth ;
  //if((temp3-endbmp)<= endbmpsize)
  temp5+=bmpfileinfo1->biWidth ;
  ::CopyMemory(temp5,temp2,bmpfileinfo2->biWidth);
  //if((temp2-bmpdata2)<= bmp2size)
  temp2+=bmpfileinfo2->biWidth;
  //if((temp3-endbmp)<= endbmpsize)
  temp5+=bmpfileinfo2->biWidth;
    ::CopyMemory(temp5,temp3,bmpfileinfo3->biWidth);
  //if((temp2-bmpdata2)<= bmp2size)
  temp3+=bmpfileinfo3->biWidth;
  //if((temp3-endbmp)<= endbmpsize)
  temp5+=bmpfileinfo3->biWidth;
    ::CopyMemory(temp5,temp4,bmpfileinfo4->biWidth);
  //if((temp2-bmpdata2)<= bmp2size)
  temp4+=bmpfileinfo4->biWidth;
  //if((temp3-endbmp)<= endbmpsize)
  temp5+=bmpfileinfo4->biWidth;


    
}
 
file5.Open(filename,CFile::modeNoTruncate|CFile::modeCreate|CFile::modeReadWrite,NULL);
//设置file3的调色板
char temp[1024];
for(int i=0;i<256;i++)
{
temp[i*4]=i;
temp[i*4+1]=i;
temp[i*4+2]=i;
temp[i*4+3]=0;
}
bmpfilehead5->bfSize=bmpfilehead2->bfSize -3*sizeof(BITMAPFILEHEADER)-
            3*sizeof(BITMAPINFOHEADER)-3*1024+bmpfilehead1->bfSize+bmpfilehead3->bfSize+bmpfilehead4->bfSize;
bmpfileinfo5->biWidth=bmpfileinfo1->biWidth+bmpfileinfo2->biWidth+bmpfileinfo3->biWidth+bmpfileinfo4->biWidth;
file5.Write(bmpfilehead5,sizeof(BITMAPFILEHEADER));//写file3的文件头
file5.Write(bmpfileinfo5,sizeof(BITMAPINFOHEADER));//写file3的信息头
file5.Write(temp,1024);//写file3的调色板
file5.Write(endbmp,endbmpsize);


free(bmpfilehead1);
free(bmpfilehead2);
free(bmpfilehead3);
free(bmpfilehead4);
free(bmpfilehead5);

free(bmpfileinfo1);
free(bmpfileinfo2);
free(bmpfileinfo3);
free(bmpfileinfo4);
free(bmpfileinfo5);

//::GlobalFree(tempbmpdata1);
//::GlobalFree(tempbmpdata2);
//::GlobalFree(endbmpdata);
::VirtualFree(bmpdata1,bmp1size,MEM_COMMIT);
::VirtualFree(bmpdata2,bmp2size,MEM_COMMIT);
::VirtualFree(bmpdata3,bmp2size,MEM_COMMIT);
::VirtualFree(bmpdata4,bmp2size,MEM_COMMIT);

::VirtualFree(endbmp,endbmpsize,MEM_COMMIT);
file1.Close();
file2.Close();
file3.Close();
file4.Close();
file5.Close();
MessageBox("合并完成");
}
	
}