www.pudn.com > subject_1_113294.rar > Arc.cpp, change:2002-05-24,size:1249b

// Arc.cpp: implementation of the CArc class. 
// 
////////////////////////////////////////////////////////////////////// 
 
#include "stdafx.h" 
#include "Paint.h" 
#include "Arc.h" 
 
#ifdef _DEBUG 
#undef THIS_FILE 
static char THIS_FILE[]=__FILE__; 
#define new DEBUG_NEW 
#endif 
 
////////////////////////////////////////////////////////////////////// 
// Construction/Destruction 
////////////////////////////////////////////////////////////////////// 
 
CArc::CArc():CCircle() 
{ 
	End2=CPoint(0,0); 
} 
 
CArc::CArc(CPoint Center,CPoint End,CPoint End2):CCircle() 
{ 
	this->Center=Center; 
	this->End=End; 
	this->End2=End2; 
	End2=CPoint(0,0); 
} 
 
CArc::~CArc() 
{ 
 
} 
 
void CArc::DrawItem(CDC *pDC) 
{ 
	CPen *Pen=new CPen(); 
	CPen *OldPen; 
	Pen->CreatePen(LineStyle,LineWidth,LineColor); 
	OldPen=pDC->SelectObject(Pen); 
 
	int Radias=(int)sqrt((Center.x-End.x)*(Center.x-End.x)+(Center.y-End.y)*(Center.y-End.y)); 
	CRect rect=CRect(); 
	rect.left=Center.x-Radias; 
	rect.top=Center.y-Radias; 
	rect.right=Center.x+Radias; 
	rect.bottom=Center.y+Radias; 
 
	pDC->Arc(rect,End,End2); 
} 
 
void CArc::Serialize(CArchive &ar) 
{ 
	CCircle::Serialize(ar); 
	if(ar.IsStoring()) 
	{ 
		ar<<End2; 
	} 
	else 
	{ 
		ar>>End2; 
	} 
 
}