iprocessndoc.cpp

VC++.net用于图象处理方面的书籍上面的源代码

// IProcessNDoc.cpp :  CIProcessNDoc 类的实现
//

#include "stdafx.h"
#include "IProcessN.h"

#include "IProcessNDoc.h"
#include ".\iprocessndoc.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif

CImage	SaveCanvus,WorkCanvus,img2,img3,img4,img5,img6,img7,img8,WindowCanvus;
CImage*	pImg[10];
CString	m_FileName;

// CIProcessNDoc

IMPLEMENT_DYNCREATE(CIProcessNDoc, CDocument)

BEGIN_MESSAGE_MAP(CIProcessNDoc, CDocument)
	ON_COMMAND(ID_OPEN_IMAGE, OnOpenImage)
	ON_COMMAND(ID_SAVE_IMAGE, OnSaveImage)
	ON_UPDATE_COMMAND_UI(ID_SAVE_IMAGE, OnUpdateSaveImage)
	ON_COMMAND(ID_COLOR_IMAGE_REFRESH, OnColorImageRefresh)
END_MESSAGE_MAP()


// CIProcessNDoc 构造/析构

CIProcessNDoc::CIProcessNDoc()
{
	// TODO: 在此添加一次性构造代码
 	pImg[0]=&SaveCanvus;
	pImg[1]=&WorkCanvus;
	pImg[2]=&img2;
	pImg[3]=&img3;
	pImg[4]=&img4;
	pImg[5]=&img5;
	pImg[6]=&img6;
	pImg[7]=&img7;
	pImg[8]=&img8;
	pImg[9]=&WindowCanvus;
}

CIProcessNDoc::~CIProcessNDoc()
{
	for (int i=0;i<10;i++) 
		pImg[i]->Destroy();
}

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

	// TODO: 在此添加重新初始化代码
	// (SDI 文档将重用该文档)

	return TRUE;
}




// CIProcessNDoc 序列化

void CIProcessNDoc::Serialize(CArchive& ar)
{
	if (ar.IsStoring())
	{
		// TODO: 在此添加存储代码
	}
	else
	{
		// TODO: 在此添加加载代码
	}
}


// CIProcessNDoc 诊断

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

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


// CIProcessNDoc 命令

void CIProcessNDoc::OnUpdateSaveImage(CCmdUI *pCmdUI)
{
	// TODO: 在此添加命令更新用户界面处理程序代码
 	pCmdUI->Enable(!pImg[0]->IsNull());
}

void CIProcessNDoc::OnOpenImage()
{
	// TODO: 在此添加命令处理程序代码
	CString strFilter;
	CSimpleArray<GUID> aguidFileTypes;
	HRESULT hResult;

 	hResult = pImg[0]->GetExporterFilterString(strFilter,aguidFileTypes);
	if (FAILED(hResult)) {
		CString fmt;
		fmt.Format("GetExporterFilter failed:\n%x - %s", hResult, _com_error(hResult).ErrorMessage());
		::AfxMessageBox(fmt);
		return;
	}

	CFileDialog dlg(TRUE, NULL, NULL, OFN_FILEMUSTEXIST, strFilter);
	dlg.m_ofn.nFilterIndex = m_nFilterLoad;
	hResult = (int)dlg.DoModal();
	if(hResult != IDOK) {
		CString fmt;
		fmt.Format("GetExporterFilter failed:\n%x - %s", hResult, _com_error(hResult).ErrorMessage());
		::AfxMessageBox(fmt);
		return;
	}

	m_nFilterLoad = dlg.m_ofn.nFilterIndex;
	m_FileName = dlg.GetFileName();
	pImg[0]->Destroy();
	hResult = pImg[0]->Load(m_FileName);
	if (FAILED(hResult)) {
		CString fmt;
		fmt.Format("Load image failed:\n%x - %s", hResult, _com_error(hResult).ErrorMessage());
		::AfxMessageBox(fmt);
		return;
	}
 	if (ImageType(pImg[0])<2) 
 		LowTypeToIndex(pImg[1],pImg[0]);
 	else
		ImageCopy(pImg[1],pImg[0]);
 
	SetPathName(m_FileName,1);
	UpdateAllViews(NULL);
}

BOOL CIProcessNDoc::OnOpenDocument(LPCTSTR lpszPathName)
{
	HRESULT hResult;

	if (!CDocument::OnOpenDocument(lpszPathName))
		return FALSE;

	// TODO:  在此添加您专用的创建代码

 	m_FileName = lpszPathName;
  	pImg[0]->Destroy();
	hResult = pImg[0]->Load(m_FileName);
	if (FAILED(hResult)) {
		CString fmt;
		fmt.Format("Load image failed:\n%x - %s", hResult, _com_error(hResult).ErrorMessage());
		::AfxMessageBox(fmt);
		return FALSE;
	}
	if (ImageType(pImg[0])<2) 
		LowTypeToIndex(pImg[1],pImg[0]);
	else
		ImageCopy(pImg[1],pImg[0]);
 
	SetPathName(m_FileName,1);
	UpdateAllViews(NULL);

	return TRUE;
}

void CIProcessNDoc::OnSaveImage()
{
	// TODO: 在此添加命令处理程序代码
	CString strFilter;
	CSimpleArray<GUID> aguidFileTypes;
	CString strFileName;
	CString strExtension;
	HRESULT hResult;

	hResult = pImg[1]->GetExporterFilterString(strFilter,aguidFileTypes);
	if (FAILED(hResult)) return;
 
	CFileDialog dlg(FALSE,NULL,NULL,OFN_HIDEREADONLY | 
		            OFN_OVERWRITEPROMPT | OFN_EXPLORER,strFilter);
	dlg.m_ofn.nFilterIndex = m_nFilterLoad;
	hResult = (int)dlg.DoModal();
	if (hResult != IDOK) return;
	 
 	strFileName = dlg.m_ofn.lpstrFile;
 	if (dlg.m_ofn.nFileExtension == 0) 
	{
		switch (dlg.m_ofn.nFilterIndex)
		{
		case 1:
			strExtension = "bmp";
			break;
		case 2:
			strExtension = "jpg";
			break;
		case 3:
			strExtension = "gif";
			break;
		case 4:
			strExtension = "tif";
			break;
		case 5:
			strExtension = "png";
			break;
		default:
			break;
		}
		strFileName = strFileName + '.' + strExtension;
 	}

	if (ImageType(pImg[1])==0)
		IndexToLowType(pImg[1],pImg[1]);
	hResult = WorkCanvus.Save(strFileName);
	if (FAILED(hResult)) {
		CString fmt;
		fmt.Format("Save image failed:\n%x - %s", hResult, _com_error(hResult).ErrorMessage());
		::AfxMessageBox(fmt);
		return;
	}
}

void CIProcessNDoc::OnColorImageRefresh()
{
	HRESULT hResult;

  	pImg[0]->Destroy();
	hResult = pImg[0]->Load(m_FileName);
	if (FAILED(hResult)) {
		CString fmt;
		fmt.Format("Load image failed:\n%x - %s", hResult, _com_error(hResult).ErrorMessage());
		::AfxMessageBox(fmt);
		return;
	}
	ImageCopy(pImg[1],pImg[0]);

	SetPathName(m_FileName,1);
	UpdateAllViews(NULL);
}