picviewerdoc.cpp

一个国人自己实现图像库的程序（有参考价值）

void CPicViewerDoc::OnUpdateColumn(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 16)) ;
}

void CPicViewerDoc::OnUpdateStripe(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 8)) ;
}

void CPicViewerDoc::OnUpdateSmoothAvg(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnConvolSharp1() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_SHARP_1) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnConvolSharp2() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_SHARP_2) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnConvolSharp3() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_SHARP_3) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnConvolSmooth1() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_SMOOTH_1) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnConvolSmooth2() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_SMOOTH_2) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnConvolSmooth3() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_SMOOTH_3) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnUpdateConvolSharp1(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnUpdateConvolSharp2(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnUpdateConvolSharp3(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnUpdateConvolSmooth1(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnUpdateConvolSmooth2(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnUpdateConvolSmooth3(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnConvolEnhanceH() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_ENHANCE_HORZ) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnUpdateConvolEnhanceH(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnConvolEnhanceV() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_ENHANCE_VERT) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnUpdateConvolEnhanceV(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnConvolEnhanceLap1() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_ENHANCE_LAPLACE1) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnUpdateConvolEnhanceLap1(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnConvolEnhanceLap2() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_ENHANCE_LAPLACE2) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnUpdateConvolEnhanceLap2(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnConvolEnhanceLap3() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_ENHANCE_LAPLACE3) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnUpdateConvolEnhanceLap3(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnConvolEnhanceLap4() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_ENHANCE_LAPLACE4) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnUpdateConvolEnhanceLap4(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnConvolEnhanceVh() 
{
	// TODO: Add your command handler code here
	m_fPic.Algorithm (EFFECT_ENHANCE_VERTHORZ) ;
	this->AttachPic () ;
}

void CPicViewerDoc::OnUpdateConvolEnhanceVh(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnConvolUser() 
{
	// TODO: Add your command handler code here
	
}

void CPicViewerDoc::OnUpdateConvolUser(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnUpdateMosaic(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 24)) ;
}

void CPicViewerDoc::OnEffectUndo() 
{
	// TODO: Add your command handler code here
	m_fPic.Undo () ;
	this->AttachPic () ;
	this->UpdateAllViews (NULL) ;
}

void CPicViewerDoc::OnEffectRedo() 
{
	// TODO: Add your command handler code here
	m_fPic.Redo () ;
	this->AttachPic () ;
	this->UpdateAllViews (NULL) ;
}

void CPicViewerDoc::OnUpdateEffectUndo(CCmdUI* pCmdUI) 
{	pCmdUI->Enable (m_fPic.IsUndoEnable ()) ;	}
void CPicViewerDoc::OnUpdateEffectRedo(CCmdUI* pCmdUI) 
{	pCmdUI->Enable (m_fPic.IsRedoEnable ()) ;	}

void CPicViewerDoc::DeleteContents() 
{
	m_DDB.Detach () ;
	m_fPic.Unload () ;
	m_bFirstShow = TRUE ;
	CDocument::DeleteContents();
}

void CPicViewerDoc::OnUpdateCountcolor(CCmdUI* pCmdUI) 
{ pCmdUI->Enable (m_fPic.GetHandle() != NULL) ; }

void CPicViewerDoc::OnFileOpen() 
{
	//	store in IDS_PICFORMAT
/*	Picture Files (*.bmp, *.jpg, *.gif, *.tif, *.pcx, *.tga, *.png)|*.bmp; *.jpg; *.jpeg; *.gif; *.tif; *.tiff; *.pcx; *.tga; *.png|
	Bitmap Files (*.bmp)|*.bmp|
	JPEG Files (*.jpg;*.jpeg)|*.jpg; *.jpeg|
	Gif Files (*.gif)|*.gif|
	Png Files (*.png)|*.png|
	Tiff Files (*.tif)|*.tif; *.tiff|
	Pcx Files (*.pcx)|*.pcx|
	Tga Files (*.tga)|*.tga|
	All Files (*.*)|*.*||		*/
	CString		Filter ;
	Filter.LoadString (IDS_PICFORMAT) ;

	CSelectFileDlg		dlgFile (TRUE, NULL, NULL, OFN_HIDEREADONLY, Filter, NULL) ;
	if (dlgFile.DoModal() == IDCANCEL)
		return ;

	DeleteContents () ;
	CWaitCursor		waitCursor ;
	if (m_fPic.Load (dlgFile.GetPathName()) == IMAGE_UNKNOW)
	{
		::MessageBox (NULL, _T("读取文件失败，此格式无效或不支持"), _T("错误"), MB_OK | MB_ICONINFORMATION) ;
		return ;
	}
	this->SetPathName (dlgFile.GetPathName()) ; // pass the parameter to OnSaveDocument

	m_DDB.Attach (m_fPic.GetHandle ()) ; // Get DDB
	m_fPic.SetUndoEnable (true) ; // set undo-flag
	m_bFirstShow = TRUE ;
	this->UpdateAllViews (NULL) ;
}

void CPicViewerDoc::OnFileSaveAs() 
{
	CString		Filter ;
	Filter.LoadString (IDS_PICFORMAT) ;

	CSelectFileDlg		dlgFile (FALSE, NULL, NULL, OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT, Filter, NULL) ;
	if (dlgFile.DoModal() == IDCANCEL)
		return ;

	CWaitCursor		waitCursor ;
	if (!m_fPic.Save (dlgFile.GetPathName()))
	{
		::MessageBox (NULL, _T("保存文件失败! 请检查是否指定扩展名"), _T("错误"), MB_OK | MB_ICONINFORMATION) ;
		return ;
	}
	SetModifiedFlag (FALSE) ;
}


void CPicViewerDoc::OnSphere() 
{
	m_fPic.Sphere () ;
	this->AttachPic () ;
}
void CPicViewerDoc::OnUpdateSphere(CCmdUI* pCmdUI) 
{ pCmdUI->Enable (FALSE) ; }

void CPicViewerDoc::OnUpdatePickkeycolor(CCmdUI* pCmdUI) 
{ pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() >= 16)) ; }
void CPicViewerDoc::OnPickkeycolor() 
{
	RGBQUAD		rgb ;
	CString		str ;
	if (m_fPic.TakeKeyColor (&rgb))
		str.Format (_T("R : %i\tG : %i\tB : %i"), rgb.rgbRed, rgb.rgbGreen, rgb.rgbBlue) ;
	else
		str.Format (_T("不能获取透明色!")) ;
	::MessageBox (::AfxGetMainWnd()->m_hWnd, str, _T("获取透明色"), MB_OK) ;
}

void CPicViewerDoc::OnConvertGray()
{ m_fPic.ConvertToGray () ; this->AttachPic () ; }
void CPicViewerDoc::OnUpdateConvertGray(CCmdUI* pCmdUI) 
{ pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && !m_fPic.IsGrayPalette ()) ; }

void CPicViewerDoc::OnConvertTo32()
{ m_fPic.ConvertTo32Bit () ; this->AttachPic () ; }
void CPicViewerDoc::OnUpdateConvertTo32(CCmdUI* pCmdUI)
{ pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() != 32)) ; }

void CPicViewerDoc::OnConvertTo24()
{ m_fPic.ConvertTo24Bit () ; this->AttachPic () ; }
void CPicViewerDoc::OnUpdateConvertTo24(CCmdUI* pCmdUI)
{ pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() != 24)) ; }

void CPicViewerDoc::OnConvertTo16()
{
	if (m_fPic.ColorsUsed () > 0x10000)
		if (IDYES == ::MessageBox (NULL, TEXT("图像使用颜色数大于65536种，转换会丢失颜色，是否继续转换？"), TEXT("warning"), MB_YESNO))
		{
			m_fPic.ConvertTo16Bit () ; this->AttachPic () ;
		}
		else
			return ;
	else
	{
		m_fPic.ConvertTo16Bit () ; this->AttachPic () ;
	}
}

void CPicViewerDoc::OnUpdateConvertTo16(CCmdUI* pCmdUI) 
{ pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (m_fPic.ColorBits() != 16)) ; }

void CPicViewerDoc::OnSpliteChannel() 
{
	FCDib		red ;
	FCDib		green ;
	FCDib		blue ;
	FCDib		alpha ;
	CWaitCursor * wait = new CWaitCursor ;
	m_fPic.GetRGBChannel (&red, &green, &blue, &alpha) ;
	delete wait ;

	POSITION		posTemplate = ::AfxGetApp ()->GetFirstDocTemplatePosition () ;
    CDocTemplate	* pDocTemplate = ::AfxGetApp ()->GetNextDocTemplate (posTemplate) ;
	
	CPicViewerDoc	* pDocument = (CPicViewerDoc*) pDocTemplate->OpenDocumentFile (NULL) ;
	pDocument->m_fPic = red ;
	pDocument->AttachPic () ;
	pDocument->m_bFirstShow = FALSE ;
    pDocument->SetModifiedFlag (TRUE) ;
	pDocument->UpdateAllViews (NULL) ;
    pDocument->SetTitle (GetTitle () + _T(" [Red Channel]")) ;

	pDocument = (CPicViewerDoc*) pDocTemplate->OpenDocumentFile (NULL) ;
	pDocument->m_fPic = green ;
	pDocument->AttachPic () ;
	pDocument->m_bFirstShow = FALSE ;
    pDocument->SetModifiedFlag (TRUE) ;
	pDocument->UpdateAllViews (NULL) ;
    pDocument->SetTitle (GetTitle () + _T(" [Green Channel]")) ;

	pDocument = (CPicViewerDoc*) pDocTemplate->OpenDocumentFile (NULL) ;
	pDocument->m_fPic = blue ;
	pDocument->AttachPic () ;
	pDocument->m_bFirstShow = FALSE ;
    pDocument->SetModifiedFlag (TRUE) ;
	pDocument->UpdateAllViews (NULL) ;
    pDocument->SetTitle (GetTitle () + _T(" [Blue Channel]")) ;

	if (m_fPic.ColorBits () == 32)
	{
		pDocument = (CPicViewerDoc*) pDocTemplate->OpenDocumentFile (NULL) ;
		pDocument->m_fPic = alpha ;
		pDocument->AttachPic () ;
		pDocument->m_bFirstShow = FALSE ;
		pDocument->SetModifiedFlag (TRUE) ;
		pDocument->UpdateAllViews (NULL) ;
		pDocument->SetTitle (GetTitle () + _T(" [Alpha Channel]")) ;
	}
}
void CPicViewerDoc::OnUpdateSpliteChannel(CCmdUI* pCmdUI) 
{ pCmdUI->Enable (m_fPic.ColorBits() >= 24) ; }

BOOL CPicViewerDoc::OnSaveDocument(LPCTSTR lpszPathName) 
{
	CWaitCursor	waitcur ;
	BOOL		bRet = m_fPic.Save (lpszPathName) ;
	if (!bRet)
		ReportSaveLoadException (lpszPathName, NULL, FALSE, AFX_IDP_FAILED_TO_SAVE_DOC) ;
	SetModifiedFlag (FALSE) ;
	return bRet ;
}

BOOL CPicViewerDoc::OnNewDocument() 
{
	return CDocument::OnNewDocument();
}

void CPicViewerDoc::OnViewRealsize() 
{
	m_DDB.SetZoomScale (1) ;
	this->UpdateAllViews (NULL) ;
}
void CPicViewerDoc::OnUpdateViewRealsize(CCmdUI* pCmdUI) 
{ pCmdUI->Enable ((m_fPic.GetHandle() != NULL) && (abs (m_DDB.GetZoomScale ()) != 1)) ; }

// Paste From Clipboard
void CPicViewerDoc::OnEditPaste() 
{
	if (m_fPic.HasSelection ())
	{
		RECT	box ;
		m_fPic.GetBoundBox (&box) ;
		m_fPic.PasteFromClipboard (&box) ;
	}
	else
		m_fPic.PasteFromClipboard (NULL) ;
	this->AttachPic () ;
}
void CPicViewerDoc::OnUpdateEditPaste(CCmdUI* pCmdUI) 
{ pCmdUI->Enable (m_fPic.IsPasteAvailable ()) ; }

// select whole picture, i.e. clear selection
void CPicViewerDoc::OnSelectAll() 
{
	m_fPic.ClearSelection () ;
	this->UpdateAllViews (NULL) ;
}
void CPicViewerDoc::OnUpdateSelectAll(CCmdUI* pCmdUI) 
{ pCmdUI->Enable (m_fPic.GetHandle() != NULL) ; }

// cut a block
void CPicViewerDoc::OnEditCut()
{
	RGBQUAD		white = {255, 255, 255, 0} ;
	if (m_fPic.HasSelection ())
	{
		RECT	box ;
		m_fPic.GetBoundBox (&box) ;
		m_fPic.CopyToClipboard (&box) ;
		m_fPic.RegionFill (white, &box) ;
	}
	else
	{
		m_fPic.CopyToClipboard (NULL) ;
		m_fPic.RegionFill (white, NULL) ;
	}
	this->AttachPic () ;
}
void CPicViewerDoc::OnUpdateEditCut(CCmdUI* pCmdUI) 
{ pCmdUI->Enable ((m_fPic.GetHandle () != NULL) && (m_fPic.ColorBits() > 8)) ; }