//?Circle.cpp:?implementation?of?the?CCircle?class.
//
//////////////////////////////////////////////////////////////////////

#include?“stdafx.h“
#include?“Graphic.h“
#include?“Circle.h“
#include?“math.h“

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

//////////////////////////////////////////////////////////////////////
//?Construction/Destruction
//////////////////////////////////////////////////////////////////////

CCircle::CCircle（）
{

}

CCircle::CCircle（UINT?drawType??CPoint?ptOrigin??CPoint?ptEnd??COLORREF?colorBorder??COLORREF?colorFilled??int?borderWidth）?:
	CGraph（drawType??ptOrigin??ptEnd??colorBorder??colorFilled??borderWidth?）?
{

}

void?CCircle::draw（?CDC*?pDC?）
{
/*設置畫刷*/
	CBrush?*pBrush?;
	if?（?m_colorFilled?==?-1?）
		pBrush?=?CBrush::FromHandle?（?（HBRUSH）GetStockobject（?NULL_BRUSH?）?）?;//創建透明的畫刷
	else
	{
		pBrush?=?new?CBrush?;
		pBrush->CreateSolidBrush（?m_colorFilled?）?;
	}
	CBrush?*pOldBrush?=?pDC->Selectobject（?pBrush?）?;	//將畫刷選擇到設備描述表當中
/*設置畫刷*/
/*設置畫筆*/
	CPen?pen（?PS_SOLID??m_borderWidth??m_colorBorder?）?;
	CPen?*pOldPen?=?pDC->Selectobject（?&pen?）?;		
/*設置畫筆*/

	pDC->Ellipse（?CRect（?m_ptOrigin??m_ptEnd?）?）?;	//畫圖

	pDC->Selectobject（?pOldBrush?）?;//釋放畫刷避免內存泄露
	if（?m_colorFilled?!=?-1?）
		delete?pBrush?;
	pDC->Selectobject（?pOldPen?）?;
}

CPoint?CCircle::getCenter（?）
{
	return?CPoint（?（m_ptOrigin.x?+?m_ptEnd.x）?/?2??（m_ptOrigin.y?+?m_ptEnd.y）?/?2?）?;
}

CCircle::~CCircle（）
{

}

void?CCircle::rotateShun（）
{
	if?（?m_drawType?==?4?）
	{
		CPoint?center（?getCenter（）?）?;
		int?x??y?;
		x?=?static_cast（（?m_ptOrigin.x?-?center.x?）?*?cos（pi/2）?-?（?m_ptOrigin.y?-?center.y?）?*?sin（pi/2））?+?center.x?;
		y?=?static_cast（（?m_ptOrigin.x?-?center.x?）?*?sin（pi/2）?+?（?m_ptOrigin.y?-?center.y?）?*?cos（pi/2））?+?center.y?;
		m_ptOrigin.x?=?x?;
		m_ptOrigin.y?=?y?;
		x?=?static_cast（（?m_ptEnd.x?-?center.x?）?*?cos（pi/2）?-?（?m_ptEnd.y?-?center.y?）?*?sin（pi/2））?+?center.x?;
		y?=?static_cast（（?m_ptEnd.x?-?center.x?）?*?sin（pi/2）?+?（?m_ptEnd.y?-?center.y?）?*?cos（pi/2））?+?center.y?;
		m_ptEnd.x?=?x?;
		m_ptEnd.y?=?y?;
	}
}

void?CCircle::rotateNi（）
{
	if?（?m_drawType?==?4?）
	{
		CPoint?center（?getCenter（）?）?;
		int?x??y?;
		x?=?static_cast（（?m_ptOrigin.x?-?center.x?）?*?cos（pi/2）?-?（?m_ptOrigin.y?-?center.y?）?*?sin（pi/2））?+?center.x?;
		y?=?static_cast（（?m_ptOrigin.x?-?center.x?）?*?sin（pi/2）?+?（?m_ptOrigin.y?-?center.y?）?*?cos（pi/2））?+?center.y?;
		m_ptOrigin.x?=?x?;
		m_ptOrigin.y?=?y?;
		x?=?static_cast（（?m_ptEnd.x?-?center.x?）?*?cos（pi/2）?-?（?m_ptEnd.y?-?center.y?）?*?sin（pi/2））?+?center.x?;
		y?=?static_cast（（?m_ptEnd.x?-?center.x?）?*?sin（pi/2）?+?（?m_ptEnd.y?-?center.y?）?*?cos（pi/2））?+?center.y?;
		m_ptEnd.x?=?x?;
		m_ptEnd.y?=?y?;
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????2937??2012-07-20?08:44??Graphic\Circle.cpp

?????文件????????687??2012-07-20?06:36??Graphic\Circle.h

?????文件??????12432??2012-07-20?08:44??Graphic\Debug\Circle.obj

?????文件???????7801??2012-07-20?08:44??Graphic\Debug\Circle.sbr

?????文件???????9747??2012-07-20?06:44??Graphic\Debug\Dot.obj

?????文件??????????0??2012-07-20?06:44??Graphic\Debug\Dot.sbr

?????文件???????7906??2012-07-20?06:44??Graphic\Debug\Graph.obj

?????文件??????????0??2012-07-20?06:44??Graphic\Debug\Graph.sbr

?????文件????3752960??2012-07-20?07:27??Graphic\Debug\Graphic.bsc

?????文件?????159811??2012-07-20?08:51??Graphic\Debug\Graphic.exe

?????文件?????404252??2012-07-20?08:51??Graphic\Debug\Graphic.ilk

?????文件??????23365??2012-07-20?06:36??Graphic\Debug\Graphic.obj

?????文件????6935956??2012-07-18?23:25??Graphic\Debug\Graphic.pch

?????文件?????558080??2012-07-20?08:51??Graphic\Debug\Graphic.pdb

?????文件???????9868??2012-07-20?08:51??Graphic\Debug\Graphic.res

?????文件??????????0??2012-07-20?06:36??Graphic\Debug\Graphic.sbr

?????文件??????14818??2012-07-18?23:25??Graphic\Debug\GraphicDoc.obj

?????文件??????????0??2012-07-18?23:25??Graphic\Debug\GraphicDoc.sbr

?????文件??????63419??2012-07-20?08:51??Graphic\Debug\GraphicView.obj

?????文件??????18027??2012-07-20?08:51??Graphic\Debug\GraphicView.sbr

?????文件??????11383??2012-07-20?07:01??Graphic\Debug\Line.obj

?????文件??????????0??2012-07-20?07:01??Graphic\Debug\Line.sbr

?????文件??????19969??2012-07-18?23:25??Graphic\Debug\MainFrm.obj

?????文件??????????0??2012-07-18?23:25??Graphic\Debug\MainFrm.sbr

?????文件??????19996??2012-07-20?08:12??Graphic\Debug\Rectangle.obj

?????文件???????9530??2012-07-20?08:12??Graphic\Debug\Rectangle.sbr

?????文件?????105680??2012-07-18?23:25??Graphic\Debug\StdAfx.obj

?????文件????1376312??2012-07-18?23:25??Graphic\Debug\StdAfx.sbr

?????文件??????19470??2012-07-20?07:14??Graphic\Debug\ThreeAngle.obj

?????文件??????????0??2012-07-20?07:14??Graphic\Debug\ThreeAngle.sbr

............此處省略63個文件信息