?? dipdoc.cpp

?? VC++實際編程的源代碼多種圖像邊緣檢測與分割處理
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// DipDoc.cpp : implementation of the CDipDoc class
//

#include "stdafx.h"
#include "Dip.h"

#include "DipDoc.h"
#include "MainFrm.h"
#include "ChildFrm.h"
#include "DipView.h"
#include "PointPro.h"
#include "AreaPro.h"

#include "DlgLinerPara.h"
#include "DlgPointStre.h"
#include "DlgThreshold.h"
#include "DlgSmooth.h"
#include "EdgeDetDlg.h"
#include "LapDlg.h"
#include "DlgColor.h"
#include "DlgMedianFilter.h"
#include "DlgSeedFill.h"
#include "DlgProject.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

extern char szFilter[];

/////////////////////////////////////////////////////////////////////////////
// CDipDoc

IMPLEMENT_DYNCREATE(CDipDoc, CDocument)

BEGIN_MESSAGE_MAP(CDipDoc, CDocument)
	//{{AFX_MSG_MAP(CDipDoc)
	ON_COMMAND(ID_FILE_NEW, OnFileNew)
	ON_COMMAND(ID_FILE_OPEN, OnFileOpen)
	ON_COMMAND(ID_FILE_SAVE_AS, OnFileSaveAs)
	ON_COMMAND(ID_POINT_EQUA, OnPointEqua)
	ON_COMMAND(ID_POINT_LINER, OnPointLiner)
	ON_COMMAND(ID_POINT_STRE, OnPointStre)
	ON_COMMAND(ID_POINT_CONTAUTO, OnPointContauto)
	ON_COMMAND(ID_POINT_THRE, OnPointThre)
	ON_COMMAND(ID_ENHA_SMOOTH, OnEnhaSmooth)
	ON_COMMAND(ID_POINT_PSEUDOCOLOR, OnPointPseudocolor)
	ON_COMMAND(ID_ENHA_GRADSHARP, OnEnhaGradsharp)
	ON_COMMAND(ID_ENHA_TEMPSHARP, OnEnhaTempsharp)
	ON_COMMAND(ID_ENHA_LAPSHARP, OnEnhaLapsharp)
	ON_COMMAND(ID_POINT_INVERT, OnPointInvert)
	ON_COMMAND(ID_CHANNEL_SPLIT, OnChannelSplit)
	ON_UPDATE_COMMAND_UI(ID_CHANNEL_SPLIT, OnUpdateChannelSplit)
	ON_COMMAND(ID_CHANNEL_BLUE, OnChannelBlue)
	ON_UPDATE_COMMAND_UI(ID_CHANNEL_BLUE, OnUpdateChannelBlue)
	ON_COMMAND(ID_CHANNEL_GREEN, OnChannelGreen)
	ON_COMMAND(ID_CHANNEL_MIXED, OnChannelMixed)
	ON_COMMAND(ID_CHANNEL_RED, OnChannelRed)
	ON_UPDATE_COMMAND_UI(ID_CHANNEL_GREEN, OnUpdateChannelGreen)
	ON_UPDATE_COMMAND_UI(ID_CHANNEL_MIXED, OnUpdateChannelMixed)
	ON_UPDATE_COMMAND_UI(ID_CHANNEL_RED, OnUpdateChannelRed)
	ON_UPDATE_COMMAND_UI(ID_POINT_THRE, OnUpdatePointThre)
	ON_UPDATE_COMMAND_UI(ID_POINT_PSEUDOCOLOR, OnUpdatePointPseudocolor)
	ON_COMMAND(ID_ENHA_MidianF, OnEnhaMidianF)
	ON_COMMAND(ID_EDGE_TRACE, OnEdgeTrace)
	ON_UPDATE_COMMAND_UI(ID_EDGE_TRACE, OnUpdateEdgeTrace)
	ON_COMMAND(ID_EDGE_CONTOUR, OnEdgeContour)
	ON_COMMAND(ID_EDGE_FILL, OnEdgeFill)
	ON_UPDATE_COMMAND_UI(ID_EDGE_CONTOUR, OnUpdateEdgeContour)
	ON_COMMAND(ID_DETECT_MINUS, OnDetectMinus)
	ON_UPDATE_COMMAND_UI(ID_DETECT_MINUS, OnUpdateDetectMinus)
	ON_COMMAND(ID_DETECT_TEMPLATE, OnDetectTemplate)
	ON_UPDATE_COMMAND_UI(ID_DETECT_TEMPLATE, OnUpdateDetectTemplate)
	ON_COMMAND(ID_DETECT_PROJECT, OnDetectProject)
	ON_UPDATE_COMMAND_UI(ID_DETECT_PROJECT, OnUpdateDetectProject)
	ON_UPDATE_COMMAND_UI(ID_EDGE_FILL, OnUpdateEdgeFill)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDipDoc construction/destruction

CDipDoc::CDipDoc()
{
	// TODO: add one-time construction code here
	m_pDibObject = NULL;
	m_bImageLoaded = FALSE;
	m_nColorIndex = 0;
	m_bBinary = FALSE;
	m_lHeight = 0;
	m_lWidth = 0;
}

CDipDoc::~CDipDoc()
{
	if(m_pDibObject != NULL)
	{
		delete m_pDibObject;
		m_pDibObject = NULL;
	}
}

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

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

	return TRUE;
}



/////////////////////////////////////////////////////////////////////////////
// CDipDoc serialization

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

/////////////////////////////////////////////////////////////////////////////
// CDipDoc diagnostics

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

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

/////////////////////////////////////////////////////////////////////////////
// CDipDoc commands

void CDipDoc::OnFileNew() 
{
	// TODO: Add your command handler code here
	
}

void CDipDoc::OnFileOpen() 
{
	// TODO: Add your command handler code here
	static int nIndex = 1;

	CFileDialog FileDlg( TRUE, NULL, NULL, OFN_HIDEREADONLY, szFilter );
	FileDlg.m_ofn.nFilterIndex = (DWORD) nIndex;

	if( FileDlg.DoModal() == IDOK )
	{
		CString strPathName = FileDlg.GetPathName();
		AfxGetApp()->OpenDocumentFile( strPathName );
		nIndex = (int) FileDlg.m_ofn.nFilterIndex;
		if( !LoadImageToDocument() )
		{
			AfxMessageBox("無法載入圖像文件！");
			return;
		}
	}
}

BOOL CDipDoc::LoadImageToDocument()
{
	CString strPathName = GetPathName();
	
	//設置等待光標
	BeginWaitCursor();
	m_pDibObject = new CDibObject( strPathName.GetBuffer(3) );
	//取消等待光標
	EndWaitCursor();

	//讀入圖像文件失敗
	if( m_pDibObject == NULL )
	{
		AfxMessageBox("無法創建圖像類對象！");
		//返回FALSE
		return(FALSE);
	}

	//獲取主框架窗口指針
	CMainFrame *pFrame = (CMainFrame *) AfxGetMainWnd();
	//獲取子框架窗口指針
	CChildFrame *pChild = (CChildFrame *) pFrame->MDIGetActive();
	pChild->m_nWidth = m_pDibObject->GetWidth(); 
	pChild->m_nHeight = m_pDibObject->GetHeight();
	pChild->SetWindowPos( NULL, 0, 0, pChild->m_nWidth + 12, 
		pChild->m_nHeight + 38, SWP_NOZORDER | SWP_NOMOVE );
	

	//讀入圖像文件成功，設置相應變量
	m_bImageLoaded = TRUE;

	//返回TRUE
	return(TRUE);
}


void CDipDoc::OnFileSaveAs() 
{
	// TODO: Add your command handler code here
	static int nIndex = 1;
	
	CFileDialog DialogSaveAs( FALSE, NULL, m_pDibObject->GetImageName(),
							OFN_HIDEREADONLY, szFilter );

	DialogSaveAs.m_ofn.nFilterIndex = (DWORD) nIndex;
	
	if( DialogSaveAs.DoModal() == IDOK )
	{
		CMainFrame *pMainFrame = ( CMainFrame * )AfxGetMainWnd();
		CChildFrame *pChildFrame = ( CChildFrame * )pMainFrame->MDIGetActive();
		CDipView *pDipView = ( CDipView * )pChildFrame->GetActiveView();
		
		nIndex = (int) DialogSaveAs.m_ofn.nFilterIndex;
		if( nIndex == 5 )
		{
			if( m_pDibObject->GetNumBits() != 24 )
			{
				AfxMessageBox("必須是24位真彩色圖像才能存為JPEG格式！");
				return;
			}
		}

		if( m_pDibObject != NULL )
		{
			CString strPathName = DialogSaveAs.GetPathName();
			int nFindIndex = strPathName.Find(".");
			if( nFindIndex != -1)
				strPathName = strPathName.Left( nFindIndex );
			strPathName += CDibObject::szExtensions[ nIndex - 1 ];
			//m_pDibObject->ProcessImageHeader();
			//m_pDibObject->ProcessPalette();
			m_pDibObject->Save( strPathName );

			CString strFileName = DialogSaveAs.GetFileName();
			nFindIndex = strFileName.Find(".");
			if ( nFindIndex != -1 )
				strFileName = strFileName.Left( nFindIndex );
			strFileName += CDibObject::szExtensions[ nIndex - 1 ];
			pChildFrame->SetWindowText( strFileName );

			SetPathName( strPathName );
			if( nIndex == 5 )
			{
				m_pDibObject->Load( strPathName );
				pDipView->InvalidateRect( NULL, FALSE );
				pDipView->UpdateWindow();
			}
		}
	}
}

void CDipDoc::OnPointEqua() 
{
	//創建點處理CPointPro類對象
	CPointPro PointOperation( m_pDibObject );
	
	// 更改光標形狀
	BeginWaitCursor();

	// 調用LinerTrans()函數進行線性變換
	PointOperation.InteEqualize( m_pDibObject );

	// 設置臟標記
	//SetModifiedFlag(TRUE);

	// 更新視圖
	UpdateAllViews(NULL);
	
	// 恢復光標
	EndWaitCursor();
}

void CDipDoc::OnPointLiner() 
{
	// 創建對話框
	CDlgLinerPara dlgPara;
	
	// 線性變換的斜率
	float fa;	
	// 線性變換的截距
	float fb;

	// 初始化變量值
	dlgPara.m_fA = 1.0;
	dlgPara.m_fB = 0.0;
	
	// 顯示對話框，提示用戶設定平移量
	if (dlgPara.DoModal() != IDOK)
	{
		// 返回
		return;
	}
	
	// 獲取用戶設定的平移量
	fa = dlgPara.m_fA;
	fb = dlgPara.m_fB;

	// 刪除對話框
	delete dlgPara;	
	
	//創建點處理CPointPro類對象
	CPointPro PointOperation( m_pDibObject );
	
	// 更改光標形狀
	BeginWaitCursor();
	// 調用LinerTrans()函數進行線性變換
	PointOperation.LinerTran(fa, fb);

	// 設置臟標記
	//SetModifiedFlag(TRUE);

	// 更新視圖
	UpdateAllViews(NULL);
	
	// 恢復光標
	EndWaitCursor();	
}

void CDipDoc::OnPointStre() 
{
	// 創建對話框
	CDlgPointStre dlgPara;
	
	// 點1坐標
	BYTE	bX1;
	BYTE	bY1;
	
	// 點2坐標
	BYTE	bX2;
	BYTE	bY2;

	// 初始化變量值
	dlgPara.m_bX1 = 50;
	dlgPara.m_bY1 = 30;
	dlgPara.m_bX2 = 200;
	dlgPara.m_bY2 = 220;
	
	// 顯示對話框，提示用戶設定拉伸位置
	if (dlgPara.DoModal() != IDOK)
	{
		// 返回
		return;
	}
	
	// 獲取用戶的設定
	bX1 = dlgPara.m_bX1;
	bY1 = dlgPara.m_bY1;
	bX2 = dlgPara.m_bX2;
	bY2 = dlgPara.m_bY2;
	
	// 刪除對話框
	delete dlgPara;	
	
	//創建點處理CPointPro類對象
	CPointPro PointOperation( m_pDibObject );
	
	// 更改光標形狀
	BeginWaitCursor();
	// 調用LinerTrans()函數進行線性變換
	PointOperation.GrayStretch(bX1, bY1, bX2, bY2);

	// 設置臟標記
	//SetModifiedFlag(TRUE);

	// 更新視圖
	UpdateAllViews(NULL);
	
	// 恢復光標
	EndWaitCursor();
}

void CDipDoc::OnPointContauto() 
{
	//判斷當前是否有圖像對象
	if( m_pDibObject == NULL ) return;
	
	//在點處理CPointPro類中創建用來繪制直方圖的數據
	CPointPro PointOperation( m_pDibObject );

	int *pHistogram = PointOperation.GetHistogram();
	
	int i = 0;
	int nGrayMax = 0, nGrayMin = 0;

	//查找最小灰度值
	while(nGrayMin == 0 && i <= 255)
	{
		if( pHistogram[i] >= 100 )
		{
			nGrayMin = i;
		}
		i++;
	}

	//查找最大灰度值
	i = 255;
	while(nGrayMax == 0 && i >= 0)
	{
		if( pHistogram[i] >= 100 )
		{
			nGrayMax = i;
		}
		i--;
	}

	delete [] pHistogram;

	// 更改光標形狀
	BeginWaitCursor();
	// 調用LinerTrans()函數進行線性變換
	PointOperation.GrayStretch(nGrayMin,0,nGrayMax,255);

	// 設置臟標記
	//SetModifiedFlag(TRUE);

	// 更新視圖
	UpdateAllViews(NULL);
	
	// 恢復光標
	EndWaitCursor();
}

void CDipDoc::OnPointThre() 
{
	//判斷當前是否有圖像對象
	if( m_pDibObject == NULL ) return;
	
	//在點處理CPointPro類中創建用來繪制直方圖的數據
	CPointPro PointOperation( m_pDibObject );

	int *pHistogram = PointOperation.GetHistogram();
	
	//生成一個對話框CHistDlg類的實例
	CDlgThreshold ThreshDlg;

	//將繪制直方圖的數據傳遞給CHistDlg對話框類的公有成員變量m_pnHistogram
	if( pHistogram != NULL )
	{
		ThreshDlg.m_pnHistogram = pHistogram;
		//設置當前像素值為0的像素數
		//HistDlg.m_nCurrentPiexsNum = pHistogram[0];

	}
	
	// 更改光標形狀
	BeginWaitCursor();

	ThreshDlg.m_nThresholdAutoAdjust = PointOperation.FindThresh_Discriminant();

	ThreshDlg.m_nThresholdDiscriminant = PointOperation.FindThresh_Auto();

	ThreshDlg.m_nCurrentThreshold = ThreshDlg.m_nThresholdAutoAdjust;
	
	//顯示對話框
	if ( ThreshDlg.DoModal() != IDOK)
		return;

	delete [] pHistogram;

	

	// 調用Threshold()函數進行閾值化操作
	PointOperation.Threshold(ThreshDlg.m_nCurrentThreshold, 
		ThreshDlg.m_nThresholdType, TRUE);

	m_bBinary = TRUE;

	// 設置臟標記
	//SetModifiedFlag(TRUE);

	// 更新視圖
	UpdateAllViews(NULL);
	
	// 恢復光標
	EndWaitCursor();
}

void CDipDoc::OnPointInvert() 
{
	//創建點處理CPointPro類對象
	CPointPro PointOperation( m_pDibObject );
	
	BeginWaitCursor();
	//反色：fa=-1.0，fb=255
	PointOperation.LinerTran(-1.0, 255);
	EndWaitCursor();

	//SetModifiedFlag(TRUE);
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