turnoff.cpp

使用MFC实现一个小的动画功能

// Turnoff.cpp : implementation file
//

#include "stdafx.h"
#include "TurnOut.h"
#include "Turnoff.h"

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

/////////////////////////////////////////////////////////////////////////////
// Turnoff

Turnoff::Turnoff()
{
	ii=19;
}

Turnoff::~Turnoff()
{
}

/*void Turnoff::Draw(CDC   *pMemDC,int TrainP,int Speed)
{
	pMemDC->MoveTo(GX1/6+100-TrainP/6+Speed,GY1);
	pMemDC->LineTo(GX2/6+100-TrainP/6+Speed,GY2);
	if(N_Position=="d")
	{
		pMemDC->MoveTo(GX2/6+100-TrainP/6+Speed,GY2);
		pMemDC->LineTo(DX1/6+100-TrainP/6+Speed,DY1);
	}
	if(N_Position=="f")
	{
		pMemDC->MoveTo(GX2/6+100-TrainP/6+Speed,GY2);
		pMemDC->LineTo(FX1/6+100-TrainP/6+Speed,FY1);
	}
}*/

void Turnoff::DrawG(CDC   *pMemDC,int gap,int flag_color)
{
	CPen Pen;
	Pen.CreatePen(PS_SOLID,0,RGB(0,255,0));
	
	pMemDC->SelectObject(Pen);
	pMemDC->MoveTo(GX1/6+100-gap,GY1-120);
	pMemDC->LineTo(GX2/6+100-gap,GY2-120);
	
	Pen.DeleteObject();
	
}

void Turnoff::Draw_Usual(CDC   *pMemDC,int gap,int flag_color)
{
	CPen Pen;
	Pen.CreatePen(PS_SOLID,0,RGB(0,255,0));
	
	pMemDC->SelectObject(Pen);
	
	if(B_Position==N_Position)//道岔无变化时根据道岔位置绘制道岔
	{
		if (B_Position=="d")
		{
			pMemDC->MoveTo(GX2/6+100-gap,GY2-120);
			pMemDC->LineTo(DX1/6+100-gap,DY1-120);
		}
		if (B_Position=="f")
		{
			pMemDC->MoveTo(GX2/6+100-gap,GY2-120);
			pMemDC->LineTo(FX1/6+100-gap,FY1-120);
		}
	}
	
	Pen.DeleteObject();
	
}

void Turnoff::Draw(CDC   *pMemDC,int gap,int flag_color)
{
	CPen Pen,Pen1;
	Pen.CreatePen(PS_SOLID,0,RGB(0,255,0));
	Pen1.CreatePen(PS_SOLID,0,RGB(255,255,255));
	
	pMemDC->SelectObject(Pen);

	if(ii/5==2||ii/5==4)				//选择不同画笔颜色以实现闪烁效果
		pMemDC->SelectObject(Pen);//画笔绿色
	else
		pMemDC->SelectObject(Pen1);//画笔白色
	if(B_Position!=N_Position)
	{
		if (B_Position=="d"&&N_Position=="f")
		{
			if(ii>=0)
			{
				pMemDC->MoveTo(GX2/6+100-gap,GY2-120);
				pMemDC->LineTo(DX1/6+100-gap,DY1-120);
					
			}
			else
			{
				pMemDC->SelectObject(Pen);
				pMemDC->MoveTo(GX2/6+100-gap,GY2-120);
				pMemDC->LineTo(FX1/6+100-gap,FY1-120);
			}
		}
		if (B_Position=="f"&&N_Position=="d")
		{
			if(ii>=0)
			{
				pMemDC->MoveTo(GX2/6+100-gap,GY2-120);
				pMemDC->LineTo(FX1/6+100-gap,FY1-120);
					
			}
			else
			{
				pMemDC->SelectObject(Pen);
				pMemDC->MoveTo(GX2/6+100-gap,GY2-120);
				pMemDC->LineTo(DX1/6+100-gap,DY1-120);
			}
		}
		
		ii--;
	}

	if (ii==3)
	{
		B_Position=N_Position;
		ii=19;
	}
	Pen.DeleteObject();
	Pen1.DeleteObject();
	TRACE("i=%d\n",ii);
/*	if(N_Position=="f")
	{
		pMemDC->MoveTo(GX2/6+100-gap,GY2-120);
		pMemDC->LineTo(FX1/6+100-gap,FY1-120);
	}*/
	
}
BEGIN_MESSAGE_MAP(Turnoff, CStatic)
	//{{AFX_MSG_MAP(Turnoff)
		// NOTE - the ClassWizard will add and remove mapping macros here.
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// Turnoff message handlers