paintroundrect.cpp

这是书上的代码

// PaintRoundrect.cpp: implementation of the CPaintRoundrect class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "const.h"
#include "paintobj.h"
#include "painted.h"
#include "paintdoc.h"
#include "SearchPath.h"
#include "SearchNode.h"
#include "paintvw.h"
#include "PaintRoundrect.h"
#include "FillColorStatic.h"
#include "RoundrectAttrDlg.h"
#include "DeviceRoundrectAttrDlg.h"

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif
extern double fscale;
extern void DPtoVP1(double length,int& length1);//把实际长度变换为用于显示的逻辑长度
extern void DPtoVP(CPnt pnt,CPoint& point);
extern void VPtoDP(CPoint point,CPnt& pnt);
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
IMPLEMENT_SERIAL(CPaintRoundrect, CObject, VERSIONABLE_SCHEMA)
CPaintRoundrect::CPaintRoundrect()
{
	m_bFilled=TRUE;
	m_rgbInside=RGB(125,125,125);
}

CPaintRoundrect::~CPaintRoundrect()
{

}

void CPaintRoundrect::Draw(CDC* pDC)
{
	CPen*	pOldPen;
	CPen	pDrawPen;
	CBrush 	DrawBrush;
	CBrush* pOldBrush;
	if (m_bFilled)
	{
		DrawBrush.CreateSolidBrush(m_rgbInside);
		pOldBrush = pDC->SelectObject(&DrawBrush);
	}
	else
	{
		pOldBrush = (CBrush*) pDC->SelectStockObject(WHITE_BRUSH);
	}

	pDrawPen.CreatePen(PS_SOLID, m_nWidth, m_rgbPrimary);
	pOldPen = pDC->SelectObject(&pDrawPen);
	
	CPoint m_pointPrimary1;
	CPoint m_pointEnd1;
	int m_ellwidth1;
	int m_ellheight1;
	DPtoVP1(m_ellwidth,m_ellwidth1);
	DPtoVP1(m_ellheight,m_ellheight1);

	DPtoVP(m_pointPrimary,m_pointPrimary1);
	DPtoVP(m_pointEnd,m_pointEnd1);//把最终实际坐标变换为用于显示的逻辑坐标
	pDC->RoundRect(m_pointPrimary1.x,
		m_pointPrimary1.y,
 		m_pointEnd1.x,
		m_pointEnd1.y,
		m_ellwidth1,
		m_ellheight1);
	pDC->SelectObject(pOldBrush);
	pDC->SelectObject(pOldPen);
}

void CPaintRoundrect::DrawSelected(CDC* pDC, void* pTemp)
{	 
	pDC->SetROP2(R2_COPYPEN);
	CPen*	pOldPen;
	CPen	pDrawPen;
	CBrush*	pOldBrush;
	CBrush	DrawBrush;
	DrawBrush.CreateHatchBrush(HS_FDIAGONAL, 0);
	pOldBrush = pDC->SelectObject(&DrawBrush);
	pDrawPen.CreatePen(PS_SOLID, m_nWidth, m_rgbPrimary);
	pOldPen = pDC->SelectObject(&pDrawPen);

	CPoint m_pointPrimary1;
	CPoint m_pointEnd1;
	int m_ellwidth1;
	int m_ellheight1;
	DPtoVP1(m_ellwidth,m_ellwidth1);
	DPtoVP1(m_ellheight,m_ellheight1);

	DPtoVP(m_pointPrimary,m_pointPrimary1);
	DPtoVP(m_pointEnd,m_pointEnd1);//把最终实际坐标变换为用于显示的逻辑坐标
	pDC->RoundRect(m_pointPrimary1.x,
		m_pointPrimary1.y,
 		m_pointEnd1.x,
		m_pointEnd1.y,
		m_ellwidth1,
		m_ellheight1);

	pDC->SelectObject(pOldPen);
	pDC->SelectObject(pOldBrush);
}
void CPaintRoundrect::DragDraw(CDC* pDC, CPnt& pointDragged)
{
	pDC->SetROP2(R2_NOT);	
	CPen*	pOldPen;
	CPen	pDrawPen;
	CPoint m_pointPrimary1;
	CPoint m_pointEnd1;
	int m_ellwidth1;
	int m_ellheight1;
	DPtoVP1(m_ellwidth,m_ellwidth1);
	DPtoVP1(m_ellheight,m_ellheight1);

	pDC->SelectStockObject(HOLLOW_BRUSH);
	pDrawPen.CreatePen(PS_SOLID, int(fscale*m_nWidth), m_rgbPrimary);
	pOldPen = pDC->SelectObject(&pDrawPen);
	DPtoVP(m_pointPrimary,m_pointPrimary1);
	DPtoVP(m_pointEnd,m_pointEnd1);//把最终实际坐标变换为用于显示的逻辑坐标
	pDC->RoundRect(m_pointPrimary1.x,
		m_pointPrimary1.y,
 		m_pointEnd1.x,
		m_pointEnd1.y,
		m_ellwidth1,
		m_ellheight1);
	m_pointEnd.x = pointDragged.x;
	m_pointEnd.y = pointDragged.y;
	
	DPtoVP(m_pointEnd,m_pointEnd1);//把最终实际坐标变换为用于显示的逻辑坐标
	pDC->RoundRect(m_pointPrimary1.x,
		m_pointPrimary1.y,
 		m_pointEnd1.x,
		m_pointEnd1.y,
		m_ellwidth1,
		m_ellheight1);	
	pDC->SelectObject(pOldPen);
}

void CPaintRoundrect::Move(double x_Move,double y_Move)
{
	//移动起点和终点坐标
	m_pointPrimary.x+=x_Move;
	m_pointEnd.x+=x_Move;
	m_pointPrimary.y+=y_Move;
	m_pointEnd.y+=y_Move;
}

void CPaintRoundrect::MoveDraw(CDC* pDC, CPnt& p1,CPnt& p2)
{
	pDC->SetROP2(R2_XORPEN);//R2_XORPEN	
	CPen*	pOldPen;
	CPen	pDrawPen;
	CPoint m_pp1;
	CPoint m_pp2;
	CPoint pp1;
	CPoint pp2;
	DPtoVP(m_p1,m_pp1);
	DPtoVP(m_p2,m_pp2);//把最终实际坐标变换为用于显示的逻辑坐标
	DPtoVP(p1,pp1);
	DPtoVP(p2,pp2);
	pDrawPen.CreatePen(PS_DOT, 0, m_rgbPrimary);
	pOldPen = pDC->SelectObject(&pDrawPen);
	if(m_bFirstMove)//第一次移动
	{
		m_bFirstMove=FALSE;
		pDC->MoveTo(pp1.x,pp1.y);
		pDC->LineTo(pp2.x,pp2.y);
	}
	else
	{
		pDC->MoveTo(m_pp1.x,m_pp1.y);
		pDC->LineTo(m_pp2.x,m_pp2.y);
		pDC->MoveTo(pp1.x,pp1.y);
		pDC->LineTo(pp2.x,pp2.y);
	}
	m_p1=p1;
	m_p2=p2;
	pDC->SelectObject(pOldPen);
}



/*
void CPaintRoundrect::DrawSpecialNode(CDC* pDC)//显示断点非相切点
{
	CPen*	pOldPen;
	CPen	pDrawPen;
	CBrush*	pOldBrush;		
	pOldBrush = (CBrush *) pDC->SelectStockObject(WHITE_BRUSH);
	CPoint m_pointPrimary1;
	CPoint m_pointEnd1;
	DPtoVP(m_pointPrimary,m_pointPrimary1);
	DPtoVP(m_pointEnd,m_pointEnd1);//把最终实际坐标变换为用于显示的逻辑坐标
	pDrawPen.CreatePen(PS_SOLID, m_nWidth, m_rgbPrimary);
	pOldPen = pDC->SelectObject(&pDrawPen);	
	pDC->MoveTo(m_pointPrimary1.x,m_pointPrimary1.y);
	pDC->LineTo(m_pointEnd1.x,m_pointEnd1.y);
	//起点状态0=相切点1=非相切点2=断点
	if(m_uStartNodeState==2)//断点
	{
		pDC->MoveTo(m_pointPrimary1.x-3,m_pointPrimary1.y-3);
		pDC->LineTo(m_pointPrimary1.x+4,m_pointPrimary1.y+4);
		pDC->MoveTo(m_pointPrimary1.x-3,m_pointPrimary1.y+3);
		pDC->LineTo(m_pointPrimary1.x+4,m_pointPrimary1.y-4);
	}
	else if(m_uStartNodeState==1)//非相切点
	{
		pDC->Rectangle(m_pointPrimary1.x-4,m_pointPrimary1.y-4,m_pointPrimary1.x+4,m_pointPrimary1.y+4);
	}
	//终点状态0=相切点1=非相切点2=断点
	if(m_uEndNodeState==2)//断点
	{
		pDC->MoveTo(m_pointEnd1.x-3,m_pointEnd1.y-3);
		pDC->LineTo(m_pointEnd1.x+4,m_pointEnd1.y+4);
		pDC->MoveTo(m_pointEnd1.x-3,m_pointEnd1.y+3);
		pDC->LineTo(m_pointEnd1.x+4,m_pointEnd1.y-4);
	}
	else if(m_uEndNodeState==1)//非相切点
	{
		pDC->Rectangle(m_pointEnd1.x-4,m_pointEnd1.y-4,m_pointEnd1.x+4,m_pointEnd1.y+4);
	}
	pDC->SelectObject(pOldPen);
	pDC->SelectObject(pOldBrush);
}
*/
void CPaintRoundrect::OnDown(CPnt& pointDown)
{
	m_pointEnd.x = m_pointPrimary.x = pointDown.x;
	m_pointEnd.y = m_pointPrimary.y = pointDown.y;
}
/*
void CPaintRoundrect::ChangeOrigin(CPnt pnt)//改变坐标原点
{	
	m_pointPrimary.x=m_pointPrimary.x-pnt.x;
	m_pointPrimary.y=m_pointPrimary.y-pnt.y;
	m_pointEnd.x=m_pointEnd.x-pnt.x;
	m_pointEnd.y=m_pointEnd.y-pnt.y;
}
*/
void CPaintRoundrect::OnDown2(CPnt& pointDown)
{

}
void CPaintRoundrect::OnUp(CPnt& pointUp, CWnd* pWnd)
{
	CClientDC tempDC(pWnd);
	Draw(&tempDC);
}
/*
//
//判断是否点击了某节点
//返回0==没击中，1==击中起点，2==击中终点
UINT CPaintRoundrect::IsHit1(CPnt& pointBang)
{
	UINT forreturn=0;
	CPoint m_pointPrimary1;	
	CPoint m_pointEnd1;
	CPoint m_pointBang1;

	DPtoVP(m_pointPrimary,m_pointPrimary1);	
	DPtoVP(m_pointEnd,m_pointEnd1);
	DPtoVP(pointBang,m_pointBang1);
	if(Distance(m_pointBang1.x,m_pointBang1.y,m_pointPrimary1.x,m_pointPrimary1.y)<4)
	{
		forreturn=1;
	}
	else if(Distance(m_pointBang1.x,m_pointBang1.y,m_pointEnd1.x,m_pointEnd1.y)<4)
	{
		forreturn=2;
	}
	return forreturn;
}
*/

void CPaintRoundrect::IsDblClk(void* pTemp1,void* pTemp2)//是否被双击选中
{
	if(m_uObjectType==1)//地图对象的类型0=路径1=建筑2=设备
		IsDblClkBuilding(pTemp1,pTemp2);
	else if(m_uObjectType==2)
		IsDblClkDevice(pTemp1,pTemp2);
}

BOOL CPaintRoundrect::IsHit(CPnt& pointBang)
{
	CRgn rgn;
	CPoint m_pointPrimary1;
	CPoint m_pointBang1;
	CPoint m_pointEnd1;
	int m_ellwidth1;
	int m_ellheight1;
	DPtoVP(m_pointPrimary,m_pointPrimary1);	
	DPtoVP(m_pointEnd,m_pointEnd1);
	DPtoVP(pointBang,m_pointBang1);
	DPtoVP1(m_ellwidth,m_ellwidth1);
	DPtoVP1(m_ellheight,m_ellheight1);
	
	rgn.CreateRoundRectRgn(m_pointPrimary1.x,
		m_pointPrimary1.y,
 		m_pointEnd1.x,
		m_pointEnd1.y,
		m_ellwidth1,
		m_ellheight1);
	if (rgn.PtInRegion(m_pointBang1.x,m_pointBang1.y)==0)
	{
		rgn.DeleteObject();
		return FALSE;