filmdesignview.cpp

This is my assignment for my tutor s Class. and many problems exist,so you should comprhend it and i

	// TODO: Add your command handler code here
	CLineParameter dlg;
	dlg.m_Title=m_Picture.GetTitle();
	dlg.m_Style=m_Picture.GetLine()->style;
	dlg.m_Width=m_Picture.GetLine()->width;
	dlg.m_Color=m_Picture.GetLine()->color;
	if(dlg.DoModal()==IDOK)
	{
		m_Picture.SetLine(dlg.m_Style,dlg.m_Width,dlg.m_Color);
		m_Picture.SetTitle(dlg.m_Title);

	}
	
	this->RedrawWindow();
}

void CFilmDesignView::OnDataTable() 
{
	// TODO: Add your command handler code here
	
    CShowData dlg;

    m_Picture.InPutData();
	//input data to table
	for(int i=0;i<this->m_Picture.m_Reflectance.GetSize();i++)
	{
		    dlg.m_fWaveLength.Add(m_Picture.m_fWaveLength.GetAt(i));
    		dlg.m_Reflectance.Add(m_Picture.m_Reflectance.GetAt(i));
			dlg.m_Transistance.Add(m_Picture.m_Transistance.GetAt(i));
			dlg.m_Absorption.Add(m_Picture.m_Absorption.GetAt(i));
			
     }	
	dlg.DoModal();
	
}

void CFilmDesignView::OnFileOpen() 
{
	// TODO: Add your command handler code here
  //analyze data structure
	CRead read;
	BeginWaitCursor();
	read.Read();
	EndWaitCursor();
 


}

void CFilmDesignView::OnCopyView() 
{
	// TODO: Add your command handler code here
	CRect rect,Crect;
	GetClientRect(&rect);
	rect.DeflateRect(10,::GetSystemMetrics(SM_CYCAPTION)*2,10,10);
	HWND hWnd=this->GetSafeHwnd();
	if(::OpenClipboard(hWnd)) 
//hWnd为程序窗口句柄 
	{ 
//清空剪贴板 
        EmptyClipboard(); 
//把屏幕内容粘贴到剪贴板上, 
		HBITMAP hBitmap=this->CopyScreenToBitmap(&rect);//hbitmap 为刚才的屏幕位图句柄 
        SetClipboardData(CF_BITMAP, hBitmap); 
//关闭剪贴板 
         CloseClipboard(); 
	} 


	
}

void CFilmDesignView::OnFileSave() 
{
	// TODO: Add your command handler code here
		// TODO: Add your control notification handler code here
	CString szPathName="bitmap.bmp";
	char szFilter[]="Picture Files (*.bmp|*.bmp||";
    CFileDialog fileDialog(false, "BMP","Firstbitmp",OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,szFilter);
	LPCTSTR lpstrFileName;
	BeginWaitCursor();//wait dialog to show 
	int response=fileDialog.DoModal();
	EndWaitCursor();  //dialog is closed
	if(response==IDOK)
	{
	    
		szPathName=fileDialog.GetPathName();
	    int length=szPathName.GetLength();
	    lpstrFileName = (LPCTSTR)szPathName.GetBuffer(length);
		
	}
	else
	{  
		MessageBox("Cancel Saving File!");
		return ;
    }
	
	CRect rect,Crect;
	GetClientRect(&rect);
	rect.DeflateRect(0,::GetSystemMetrics(SM_CYCAPTION)*2,0,0);
	//HWND hWnd=this->GetSafeHwnd();
	HBITMAP hBitmap=this->CopyScreenToBitmap(&rect);
	CBitmap *bitmap;
	bitmap=CBitmap::FromHandle(hBitmap);
	
	
	if(this->SaveBmptoFile(bitmap,lpstrFileName))
		MessageBox("Succeed!");
	else
		MessageBox("Failed!");
		

	
}

HBITMAP CFilmDesignView::CopyScreenToBitmap(LPRECT lpRect)
{
	HDC hScrDC, hMemDC; 
// 屏幕和内存设备描述表 
    HBITMAP hBitmap, hOldBitmap; 
// 位图句柄 
    int nX, nY, nX2, nY2; 
// 选定区域坐标 
    int nWidth, nHeight; 
// 位图宽度和高度 
    int xScrn, yScrn; 
// 屏幕分辨率 

// 确保选定区域不为空矩形 
   if (IsRectEmpty(lpRect)) 
   return NULL; 
//为屏幕创建设备描述表 
   hScrDC = CreateDC("DISPLAY", NULL, NULL, NULL); 
//为屏幕设备描述表创建兼容的内存设备描述表 
  hMemDC = CreateCompatibleDC(hScrDC); 
// 获得选定区域坐标 
   nX = lpRect->left; 
   nY = lpRect->top; 
   nX2 = lpRect->right; 
   nY2 = lpRect->bottom; 
// 获得屏幕分辨率 
   xScrn = GetDeviceCaps(hScrDC, HORZRES); 
   yScrn = GetDeviceCaps(hScrDC, VERTRES); 
//确保选定区域是可见的 
   if (nX<0) 
    nX = 0; 
   if (nY<0) 
    nY = 0; 
   if (nX2>xScrn) 
    nX2 = xScrn; 
   if (nY2>yScrn) 
    nY2 = yScrn; 
   nWidth = nX2 - nX; 
   nHeight = nY2 - nY; 
// 创建一个与屏幕设备描述表兼容的位图 
   hBitmap =CreateCompatibleBitmap(hScrDC, nWidth, nHeight); 
// 把新位图选到内存设备描述表中 
   hOldBitmap =(HBITMAP) SelectObject(hMemDC, hBitmap); 
// 把屏幕设备描述表拷贝到内存设备描述表中 
  BitBlt(hMemDC, 0, 0, nWidth, nHeight, hScrDC, nX, nY, SRCCOPY); 
//得到屏幕位图的句柄 
   hBitmap=(HBITMAP)SelectObject(hMemDC, hOldBitmap); 
//清除 
   DeleteDC(hScrDC); 
   DeleteDC(hMemDC); 
// 返回位图句柄 
  return hBitmap; 


}


bool CFilmDesignView::SaveBmptoFile(CBitmap *PBitmap,LPCTSTR m_FileName)
{
	BITMAPINFO *m_pBMI;
	BYTE *m_pDIBData;
	BITMAPFILEHEADER bfh;
	BITMAPINFOHEADER bi;
	BITMAP BM;
	PBitmap->GetObject(sizeof(BM),&BM);
	CClientDC dc(this);
	bi.biSize = sizeof(BITMAPINFOHEADER);
	bi.biWidth = BM.bmWidth;
	bi.biHeight = BM.bmHeight;
	bi.biPlanes = 1;
	bi.biBitCount = 24;
	bi.biCompression = 0;
	bi.biSizeImage = 0;
	bi.biXPelsPerMeter = 0;
	bi.biYPelsPerMeter = 0;
	bi.biClrUsed = 0;
	bi.biClrImportant = 0;

	bfh.bfType=0x4d42;
	bfh.bfOffBits=sizeof(bfh)+sizeof(BITMAPINFOHEADER);
	bfh.bfSize=bfh.bfOffBits+BM.bmWidth*BM.bmHeight*3;
	bfh.bfReserved1=0;
	bfh.bfReserved2=0;

	m_pBMI=(BITMAPINFO*)new char[sizeof(BITMAPINFO)];
	m_pDIBData=(BYTE*)new char[bfh.bfSize-bfh.bfOffBits];

	memcpy(m_pBMI,&bi,sizeof(BITMAPINFOHEADER));
	GetDIBits(dc.GetSafeHdc(), (HBITMAP)PBitmap->GetSafeHandle(), 0l, (DWORD)bi.biHeight,
	(LPVOID)m_pDIBData,(LPBITMAPINFO)m_pBMI, (DWORD)DIB_RGB_COLORS);
	CFile file;
	if(!file.Open(m_FileName,CFile::modeCreate|CFile::modeWrite))
	{
	MessageBox("error!");
	return false;
	}
	file.Write(&bfh,sizeof(bfh));
	file.Write(m_pBMI,sizeof(BITMAPINFOHEADER));
	file.Write(m_pDIBData,BM.bmWidth*BM.bmHeight*3);
	file.Close();
	delete m_pBMI;
	delete m_pDIBData;
	return true;


}



void CFilmDesignView::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) 
{
	// TODO: Add your message handler code here and/or call default

	
	CView::OnVScroll(nSBCode, nPos, pScrollBar);
}

void CFilmDesignView::OnThickneOtop() 
{
	// TODO: Add your command handler code here
	CFilmDesignApp * app=(CFilmDesignApp*)AfxGetApp();
	CData* p=&(app->m_Data[0]);
	
    double pThick;
	for(;p->GetUse()==true;p++)
	{   
		pThick=p->GetM()*m_Picture.GetWaveLength()/p->GetN();
		p->SetM(pThick);
	}
	m_Picture.SetThickKind(1);
	
}

void CFilmDesignView::OnUpdateThickneOtop(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	
	if(m_Picture.GetThickKind()==2)
	   pCmdUI->Enable(true);
	else
		pCmdUI->Enable(false);
	
}

void CFilmDesignView::OnThicknessPtoo() 
{
	// TODO: Add your command handler code here
	CFilmDesignApp * app=(CFilmDesignApp*)AfxGetApp();
	CData* p=&(app->m_Data[0]);
	
    double pThick;
	for(;p->GetUse()==true;p++)
	{   
		pThick=p->GetM()*p->GetN()/m_Picture.GetWaveLength();
		p->SetM(pThick);
	}
	m_Picture.SetThickKind(2);

	
}

void CFilmDesignView::OnUpdateThicknessPtoo(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	if(m_Picture.GetThickKind()==1)
	   pCmdUI->Enable(true);
	else
		pCmdUI->Enable(false);
	
}

void CFilmDesignView::OnSystemNew() 
{
	// TODO: Add your command handler code here
    CFilmDesignApp * app=(CFilmDesignApp*)AfxGetApp();
	
	CShowDataDlg dlg;
	int response;
	if(response=dlg.DoModal()==IDOK)
	{
		
	}
	else
	{
		for(int i=0;i<MAX;i++)
		{   app->m_Data[i].SetA(0.0f);
		    app->m_Data[i].SetK(0.0f);
		    app->m_Data[i].SetN(0.0f);
		    app->m_Data[i].SetM(0.0);
		    app->m_Data[i].SetUse(false);
	
		}
	}
	

	
}