simulationview.cpp

这是一个在wince下用evc开发的ad信号采集与显示以及信号模拟与分析的程序源码

	this->Invalidate();	
}

void CSimulationView::OnSimulate() 
{
	CSimulationDoc* pDoc = GetDocument();

	//显示对话框让用户输入动态编组数据
	CGroupDlg dlg(this);
	if(dlg.DoModal()==IDOK)
	{
		pDoc->m_GroupData[0]=dlg.m_NodeData1;
		pDoc->m_GroupData[1]=dlg.m_NodeData2;
		pDoc->m_GroupData[2]=dlg.m_NodeData3;
		pDoc->m_GroupData[3]=dlg.m_NodeData4;
		pDoc->m_GroupData[4]=dlg.m_NodeData5;
		pDoc->m_GroupData[5]=dlg.m_NodeData6;
	}
	else
		return;
	//根据动态编组数据产生模拟的剪力和重力数据

	//设置显示模拟数据曲线标志并刷新视窗
	m_bShowSimuData=true;
	m_bShowStanData=false;
	Invalidate();
}

void CSimulationView::OnShowRealdata() 
{
	// TODO: Add your command handler code here
	
}

void CSimulationView::OnShowSimudata() 
{
	// TODO: Add your command handler code here
	
}

void CSimulationView::OnShowSensordata() 
{
	// TODO: Add your command handler code here
	
}
void CSimulationView::DrawWave(CDC* pDC)
{
	CRect rc;
	this->GetClientRect(&rc);
	long Interval=10;
	long Width = rc.Width();
	long BeginX=0;
	long BeginY=0;
	long EndX=Width;
	long Height = rc.Height()-10;
	long EndY=Height;

	CPoint scrpt = this->GetScrollPosition();

	CPoint pt1(BeginX,BeginY);
	CPoint pt2(BeginX,Height/3);
	CPoint pt3(BeginX,2*Height/3);
	CPoint pt4(BeginX,EndY);

	CPoint pt5(EndX,Height/3);
	CPoint pt6(EndX,2*Height/3);
	CPoint pt7(EndX,EndY);

	CPen hBluePen(PS_SOLID,1,RGB(0,0,255));
	CPen hRedPen(PS_SOLID,1,RGB(255,0,0));
	CPen hGreenPen(PS_SOLID,1,RGB(0,255,0));
	CPen hPurplePen(PS_SOLID,1,RGB(0,255,255));

	CPen *pOldPen;
	pOldPen=(CPen*)pDC->SelectObject(hRedPen);

	pDC->Rectangle(&rc);
	pDC->FillSolidRect(&rc,RGB(0,0,0));

	//先画坐标轴
	pDC->MoveTo(pt1);
	pDC->LineTo(pt4);

	pDC->MoveTo(pt2);
	pDC->LineTo(pt5);

	pDC->MoveTo(pt3);
	pDC->LineTo(pt6);

	pDC->MoveTo(pt4);
	pDC->LineTo(pt7);	

	CSimulationDoc* pDoc = GetDocument();
	long MaxY=Height/3;
	long Ratio=1;
	CPoint p1,p2;

	//显示剪力曲线
	if(pDoc->m_pSRShow!=NULL)
	{
		int datalen=pDoc->m_SRDataLen/pDoc->m_Interval+1;
		Ratio=pDoc->m_SRMaxValue/MaxY;
		if(Ratio<1) Ratio=1;
		BeginX=m_Pages*rc.Width();
		BeginY=Height/3-pDoc->m_pSRShow[BeginX]/Ratio;
		pDC->MoveTo(0,BeginY);
		pDC->SelectObject(hBluePen);
		for(int x=0;x<rc.Width();x++)
		{
			if(x+BeginX<datalen)
			{
				int y=Height/3-pDoc->m_pSRShow[x+BeginX]/Ratio;
				pDC->LineTo(x,y);
			}
		}
	}

	//显示重力曲线
	if(pDoc->m_pWTShow!=NULL)
	{
		int datalen=pDoc->m_WTDataLen/pDoc->m_Interval+1;
		Ratio=pDoc->m_WTMaxValue/MaxY;
		if(Ratio<1) Ratio=1;
		BeginX=m_Pages*rc.Width();
		BeginY=2*Height/3-pDoc->m_pWTShow[BeginX]/Ratio;
		pDC->MoveTo(0,BeginY);
		pDC->SelectObject(hGreenPen);
		for(int x=0;x<rc.Width();x++)
		{
			if(x+BeginX<datalen)
			{
				int y=2*Height/3-pDoc->m_pWTShow[x+BeginX]/Ratio;
				pDC->LineTo(x,y);
			}
		}
	}
	
	//显示合力曲线
	if(pDoc->m_pCOShow!=NULL)
	{
		int datalen=pDoc->m_CODataLen/pDoc->m_Interval+1;
		Ratio=pDoc->m_COMaxValue/MaxY;
		if(Ratio<1) Ratio=1;
		BeginX=m_Pages*rc.Width();
		BeginY=Height-pDoc->m_pCOShow[BeginX]/Ratio;
		pDC->MoveTo(0,BeginY);
		pDC->SelectObject(hPurplePen);
		for(int x=0;x<rc.Width();x++)
		{
			if(x+BeginX<datalen)
			{
				int y=Height-pDoc->m_pCOShow[x+BeginX]/Ratio;
				pDC->LineTo(x,y);
			}
		}
	}

	//恢复系统原始画笔
	pDC->SelectObject(pOldPen);

	//标识当前显示状态
	this->m_bShowStanData=true;
	this->m_bShowSimuData=false;
}



void CSimulationView::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
	// TODO: Add your message handler code here and/or call default
	if(nChar==VK_RIGHT)
	{
		if(m_Pages<m_MaxPages)
		{
			m_Pages++;
			Invalidate();
		}
	}
	else if(nChar==VK_LEFT)
	{
		if(m_Pages>0)
		{
			m_Pages--;
			Invalidate();
		}
	}
	else{}

	CScrollView::OnKeyDown(nChar, nRepCnt, nFlags);
}


/*----------------------------------------------------------------------------
function：		将采集到的重力和剪力数据保存到文件中
parameters：
pSRBuffer		指向采集到的剪力数据的指针	
SRLen			采集到的剪力数据长度
pWTBuffer		指向采集到的重力数据的指针
WTLen			采集到的重力数据长度
return:			无
author:         唐富华
date:           2004.5.26
-----------------------------------------------------------------------------*/	
void CSimulationView::SaveDataToFile(unsigned short* pSRBuffer,int SRLen,unsigned short* pWTBuffer,int WTLen)
{
	//将采集到的一帧重力和剪力数据写入到文件中
	SRFile.WriteHuge(pSRBuffer,SRLen*sizeof(unsigned short));
	WTFile.WriteHuge(pWTBuffer,WTLen*sizeof(unsigned short));
}

/*----------------------------------------------------------------------------
function：		动态显示采集到的数据波形
parameters：
pDC				设备描述表指针	
return:			无
author:         唐富华
date:           2004.5.26
-----------------------------------------------------------------------------*/	
void CSimulationView::DynamicShowWave(CDC* pDC)
{
	CRect rc;
	this->GetClientRect(&rc);
	long Width = rc.Width();
	long BeginX=0;
	long BeginY=0;
	long EndX=Width;
	long Height = rc.Height()-10;
	long EndY=Height;
	int x,y;

	CPoint pt1(BeginX,BeginY);
	CPoint pt2(BeginX,Height/3);
	CPoint pt3(BeginX,2*Height/3);
	CPoint pt4(BeginX,EndY);

	CPoint pt5(EndX,Height/3);
	CPoint pt6(EndX,2*Height/3);
	CPoint pt7(EndX,EndY);

	CPen hBluePen(PS_SOLID,1,RGB(0,0,255));
	CPen hRedPen(PS_SOLID,1,RGB(255,0,0));
	CPen hGreenPen(PS_SOLID,1,RGB(0,255,0));
	CPen hPurplePen(PS_SOLID,1,RGB(0,255,255));

	CPen *pOldPen;
	pOldPen=(CPen*)pDC->SelectObject(hRedPen);

	pDC->Rectangle(&rc);
	pDC->FillSolidRect(&rc,RGB(0,0,0));

	//先画坐标轴
	pDC->MoveTo(pt1);
	pDC->LineTo(pt4);

	pDC->MoveTo(pt2);
	pDC->LineTo(pt5);

	pDC->MoveTo(pt3);
	pDC->LineTo(pt6);

	pDC->MoveTo(pt4);
	pDC->LineTo(pt7);	

	CSimulationDoc* pDoc = GetDocument();
	long MaxY=Height/3;
	long Ratio=1;
	CPoint p1,p2;
	
	//显示剪力曲线
	int SRMaxValue=pDoc->GetMaxValue(pDoc->m_ShowSRBuffer,BUFFERSHOW_LEN);
	Ratio=SRMaxValue/MaxY;
	if(Ratio<1) Ratio=1;
	BeginY=Height/3-pDoc->m_ShowSRBuffer[0]/Ratio;
	pDC->MoveTo(0,BeginY);
	pDC->SelectObject(hBluePen);
	for(int i=0;i<BUFFERSHOW_LEN;i++)
	{
		x=i;
		y=Height/3-pDoc->m_ShowSRBuffer[i]/Ratio;
		pDC->LineTo(x,y);
	}

	//显示重力曲线
	int WTMaxValue=pDoc->GetMaxValue(pDoc->m_ShowWTBuffer,BUFFERSHOW_LEN);
	Ratio=WTMaxValue/MaxY;
	if(Ratio<1) Ratio=1;
	BeginY=2*Height/3-pDoc->m_ShowWTBuffer[0]/Ratio;
	pDC->MoveTo(0,BeginY);
	pDC->SelectObject(hGreenPen);
	for(i=0;i<BUFFERSHOW_LEN;i++)
	{
		x=i;
		y=2*Height/3-pDoc->m_ShowWTBuffer[i]/Ratio;
		pDC->LineTo(x,y);
	}

	//显示合力曲线
	int COMaxValue=pDoc->GetMaxValue(pDoc->m_ShowCOBuffer,BUFFERSHOW_LEN);
	Ratio=COMaxValue/MaxY;
	if(Ratio<1) Ratio=1;
	BeginY=Height-pDoc->m_ShowCOBuffer[0]/Ratio;
	pDC->MoveTo(0,BeginY);
	pDC->SelectObject(hPurplePen);
	for(i=0;i<BUFFERSHOW_LEN;i++)
	{
		x=i;
		y=Height-pDoc->m_ShowCOBuffer[i]/Ratio;
		pDC->LineTo(x,y);
	}


	//恢复系统原始画笔
	pDC->SelectObject(pOldPen);

}

void CSimulationView::OnAppExit() 
{
	// TODO: Add your command handler code here
}

void CSimulationView::OnJudge() 
{
	// TODO: Add your command handler code here
	CSimulationDoc* pDoc = GetDocument();
	CPen hBluePen(PS_SOLID,1,RGB(0,0,255));
	int win=10;
	SaveCOData();
	if(m_bShowStanData&&pDoc->m_pSRData!=NULL&&pDoc->m_pWTData!=NULL&&pDoc->m_pCOData!=NULL)
	{
		pDoc->m_LenDownPoints=0;
		pDoc->m_LenUpPoints=0;
		for(long i=0;i<pDoc->m_CODataLen-win;i++)
		{
			if((pDoc->m_pCOData[i+win]-pDoc->m_pCOData[i])>100)
			{
				pDoc->m_UpPoints[pDoc->m_LenUpPoints++]=i+win;
				i=i+win;
			}
			else if((pDoc->m_pCOData[i]-pDoc->m_pCOData[i+win])>100)
			{
				pDoc->m_DownPoints[pDoc->m_LenDownPoints++]=i+win;
				i=i+win;
			}
			else
			{}
		}
	}
}

void CSimulationView::SaveCOData()
{
	CSimulationDoc* pDoc = GetDocument();
	CFileDialog dlg(FALSE,_T("*.TXT"),NULL,NULL,L"TEXT FILES (*.TXT)|*.TXT|ALL FILES(*.*)|*.*||");
	if(dlg.DoModal()==IDOK)
	{
		CString pathName = dlg.GetPathName();
		CFile myFile;
		if(!myFile.Open( pathName, CFile::modeCreate | CFile::modeWrite) )
		{
			MessageBox(_T("Could not create the file!"));
		}
		else
		{
			for(long i=0;i<pDoc->m_CODataLen;i++)
			{
				CString str;

				str.Format(_T("%d\r\n"),pDoc->m_pCOData[i]);			
				myFile.Write(str,str.GetLength());
			}
			myFile.Close();
		}
   }
}