www.pudn.com > expressionsb.rar > DlgKeyResult.cpp

// DlgKeyResult.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "test1.h" 
#include "DlgKeyResult.h" 
 
#include "DIB.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CDlgKeyResult dialog 
 
 
CDlgKeyResult::CDlgKeyResult(CWnd* pParent /*=NULL*/) 
	: CDialog(CDlgKeyResult::IDD, pParent) 
{ 
	//{{AFX_DATA_INIT(CDlgKeyResult) 
		// NOTE: the ClassWizard will add member initialization here 
	//}}AFX_DATA_INIT 
	m_bPaint = FALSE ; //Don't draw line graph 
} 
 
 
void CDlgKeyResult::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CDlgKeyResult) 
		// NOTE: the ClassWizard will add DDX and DDV calls here 
	//}}AFX_DATA_MAP 
} 
 
 
BEGIN_MESSAGE_MAP(CDlgKeyResult, CDialog) 
	//{{AFX_MSG_MAP(CDlgKeyResult) 
	ON_WM_PAINT() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CDlgKeyResult message handlers 
 
void CDlgKeyResult::OnPaint()  
{ 
	CPaintDC dc(this); // device context for painting 
	 
	// TODO: Add your message handler code here 
	if (!m_bPaint) { 
		AfxMessageBox("Refused to draw line graph"); 
		return; 
	} 
	//Draw line graph constructed by distances 
	FLOAT minDis, maxDis, scrop, aveDis; //The minmum , maximum and average distance 
	int xLine, yLine; //x point and y point 
	CString str_lab; //label 
	int max_index;//the Max image Index 
	minDis = 65000.0f; 
	maxDis = 0.0f; 
	max_index = 0;//the image indexed 0 
	aveDis = 0.0f; 
	int i; //iterative factor 
	for (i = 0; i < 40; i ++) { 
		aveDis += m_fDis[i]; 
		minDis = (minDis > m_fDis[i]) ? m_fDis[i] : minDis; 
		//maxDis = (maxDis < m_fDis[i]) ? m_fDis[i] : maxDis; 
		if (maxDis < m_fDis[i]) { 
			maxDis = m_fDis[i]; 
			max_index = i; 
		} 
	} 
	scrop = maxDis - minDis; 
	aveDis = aveDis / 40; 
	 
	CPen newPen(PS_SOLID,1,RGB(255,0,0)); 
	CPen bluePen(PS_SOLID,2,RGB(0,0,255)); 
	CPen *oldPen; 
	CBrush *oldBrush; 
	oldPen = (CPen*)dc.SelectObject(&newPen); 
	//oldBrush=(CBrush*)dc.SelectStockObject(NULL_BRUSH); //Null Brush 
	oldBrush=(CBrush*)dc.SelectStockObject(WHITE_BRUSH); //white brush 
	////X axe: the length is 450 
	dc.MoveTo(30, 130); //The original point: O(0,0) 
	dc.LineTo(480, 130); 
	//Y axe: the length is 120 
	dc.MoveTo(30, 130); 
	dc.LineTo(30, 10); 
	//Draw arrow of X 
	dc.MoveTo(480, 130); 
	dc.LineTo(463, 120); 
	dc.MoveTo(480, 130); 
	dc.LineTo(463, 140); 
	//draw arrow of Y 
	dc.MoveTo(30, 10); 
	dc.LineTo(20, 27); 
	dc.MoveTo(30, 10); 
	dc.LineTo(40, 27); 
	//draw the label of y 
	str_lab.Format("%4.2f", minDis); 
	dc.TextOut(0, 120, str_lab); 
	str_lab.Format("%4.2f", maxDis); 
	dc.TextOut(0, 10, str_lab); 
	//draw the label of X 
	for (i = 0; i <= 40; i += 5){ 
		str_lab.Format("%d", i); 
		dc.TextOut(30 + 10 * i, 140, str_lab); 
		dc.MoveTo(30 + 10 * i, 135); 
		dc.LineTo(30 + 10 * i, 125); 
	} 
	//Draw Minimum distance 
	int yy; 
	yy = 130 - (1.15 * aveDis - minDis) / scrop * 100; 
	dc.MoveTo(30, yy); 
	dc.LineTo(460, yy); 
	//Draw every distance 
	dc.SelectObject(&bluePen); 
	dc.MoveTo(30, 130); 
	for (i = 0; i< 40; i ++){ 
		xLine = 30 + (i+1) * 10; 
		yLine = 130 - (m_fDis[i] - minDis) / scrop * 100; 
		dc.LineTo(xLine, yLine); 
	} 
 
	dc.SelectObject(oldPen); 
	dc.SelectObject(oldBrush); 
 
	///draw the neutral image and maximum image 
	if (m_path.IsEmpty()) { 
		AfxMessageBox("Can not find the directory of images"); 
		return; 
	} 
	CDIB *pNeutralImg = NULL; 
	CDIB *pMaxImg = NULL; 
	CString tmpStr; 
	CRect rect; 
	tmpStr = m_path + "neutral.bmp"; 
	pNeutralImg = new CDIB(tmpStr.GetBuffer(tmpStr.GetLength())); 
	if (pNeutralImg == NULL) { 
		AfxMessageBox("Error in paint neutral image"); 
		return; 
	} 
	rect.top = 180; 
	rect.bottom = 180 + 100; 
	rect.left = 35; 
	rect.right = 35 + 90; 
	pNeutralImg->PaintDIB(dc.m_hDC, &rect); 
	delete pNeutralImg; 
	str_lab.Format("suprise%d.bmp", max_index + 1); 
	tmpStr = m_path + str_lab; 
	pMaxImg = new CDIB(tmpStr.GetBuffer(tmpStr.GetLength())); 
	if (pMaxImg == NULL) { 
		AfxMessageBox("Error in paint Maximum image"); 
		return; 
	} 
	rect.top = 180; 
	rect.bottom = 180 + 100; 
	rect.left = 145; 
	rect.right = 145 + 90; 
	pMaxImg->PaintDIB(dc.m_hDC, &rect); 
	delete pMaxImg; 
	 
	// Do not call CDialog::OnPaint() for painting messages 
}