imageshowdoc.cpp

这是VC++ 2003.net图像处理的光盘源程序!!!非常好的

// ImageShowDoc.cpp : implementation of the CImageShowDoc class
//

#include "stdafx.h"
#include "ImageShow.h"

#include "ImageShowDoc.h"
   
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CImageShowDoc

IMPLEMENT_DYNCREATE(CImageShowDoc, CDocument)

BEGIN_MESSAGE_MAP(CImageShowDoc, CDocument)
	//{{AFX_MSG_MAP(CImageShowDoc)
	ON_COMMAND(ID_SAVE_IMAGE, OnSaveImage)
	ON_UPDATE_COMMAND_UI(ID_SAVE_IMAGE, OnUpdateSaveImage)
	ON_COMMAND(ID_OPEN_IMAGE, OnOpenImage)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CImageShowDoc construction/destruction

CImage	SaveCanvus;
CString	m_FileName;
int		m_FilterLoad;
 
CImageShowDoc::CImageShowDoc()
{
}

CImageShowDoc::~CImageShowDoc()
{
	SaveCanvus.Destroy();
}

BOOL CImageShowDoc::OnNewDocument()
{
	if (!CDocument::OnNewDocument())
		return FALSE;

	// TODO: add reinitialization code here
	// (SDI documents will reuse this document)

	return TRUE;
}



/////////////////////////////////////////////////////////////////////////////
// CImageShowDoc serialization

void CImageShowDoc::Serialize(CArchive& ar)
{
	if (ar.IsStoring())
	{
		// TODO: add storing code here
	}
	else
	{
		// TODO: add loading code here
	}
}

/////////////////////////////////////////////////////////////////////////////
// CImageShowDoc diagnostics

#ifdef _DEBUG
void CImageShowDoc::AssertValid() const
{
	CDocument::AssertValid();
}

void CImageShowDoc::Dump(CDumpContext& dc) const
{
	CDocument::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CImageShowDoc commands

void CImageShowDoc::OnOpenImage() 
{
    CString csBMP="BMP Files(*.BMP)|*.BMP|";
	CString csJPG="JPEG Files(*.JPG)|*.JPG|";
	CString csTIF="TIF Files(*.TIF)|*.TIF|";
	CString csGIF="GIF Files(*.GIF)|*.GIF|";
	CString csTGA="TGA Files(*.TGA)|*.TGA|";
	CString csPCX="PCX Files(*.PCX)|*.PCX||";
    CString csFilter=csBMP+csJPG+csTIF+csGIF+csTGA+csPCX;
	BOOL	bl;

	CFileDialog FileDlg(TRUE,NULL,NULL,OFN_HIDEREADONLY,csFilter);
	
	FileDlg.m_ofn.nFilterIndex = m_FilterLoad;
	if (FileDlg.DoModal()==IDOK ) {
		bl=SaveCanvus.Load(FileDlg.GetPathName());
		if (bl==TRUE) {
			SetModifiedFlag(FALSE);
 			SetPathName(FileDlg.GetPathName());
  			UpdateAllViews(NULL);
			m_FilterLoad = FileDlg.m_ofn.nFilterIndex;
			m_FileName=FileDlg.GetPathName();
		}
		m_FilterLoad = FileDlg.m_ofn.nFilterIndex;
	}
}

BOOL CImageShowDoc::OnOpenDocument(LPCTSTR lpszPathName) 
{
	BOOL	bl;

	if (!CDocument::OnOpenDocument(lpszPathName))
		return FALSE;
	
 	bl=SaveCanvus.Load(lpszPathName);
	if (bl==TRUE) {
 		SetPathName(lpszPathName);
		SetModifiedFlag(FALSE);
  		m_FileName=lpszPathName;
	}
 	return(bl);
}

void CImageShowDoc::OnSaveImage() 
{
    CString csBMP="BMP Files(*.BMP)|*.BMP|";
	CString csJPG="JPEG Files(*.JPG)|*.JPG|";
	CString csTIF="TIF Files(*.TIF)|*.TIF|";
	CString csGIF="GIF Files(*.GIF)|*.GIF|";
	CString csTGA="TGA Files(*.TGA)|*.TGA|";
	CString csPCX="PCX Files(*.PCX)|*.PCX||";
    CString csFilter=csBMP+csJPG+csTIF+csGIF+csTGA+csPCX;
	CString name[10]={"","bmp","jpg","tif","gif","tga","pcx",""};
	CString strFileName;
	CString strExtension;
	BOOL	bl;

	CFileDialog FileDlg(NULL,NULL,NULL,OFN_HIDEREADONLY,csFilter);

	FileDlg.m_ofn.nFilterIndex = m_FilterLoad;
	if (FileDlg.DoModal()==IDOK ) {
 		strFileName = FileDlg.m_ofn.lpstrFile;
 		if (FileDlg.m_ofn.nFileExtension == 0) 
		{
			strExtension = name[FileDlg.m_ofn.nFilterIndex];
			strFileName = strFileName + '.' + strExtension;
		}
 		bl=SaveCanvus.Save(strFileName);
		m_FilterLoad = FileDlg.m_ofn.nFilterIndex;
		if (bl==TRUE) {
 			m_FileName=strFileName;
		}
	}
}

void CImageShowDoc::OnUpdateSaveImage(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable(!SaveCanvus.IsNull());
}