drawdlgstart.cpp

一个用于无刷直流电动机的驱动与控制程序.里面所用的采集卡的型号为MC08.

	
	pDC->MoveTo(x_temp,y_temp);
	for(i=1;i<m_Y_Long;i++)
	{
		y_temp=(long) (m_PlotRect.bottom-(dataShow_Y[i]-m_min_Y)*scale_Y);
		x_temp=(long) (m_PlotRect.left+(dataShow_X[i]-m_min_X)*scale_X);
		pDC->LineTo(x_temp,y_temp);
	}
	pDC->SelectObject(oldpen);
	//MessageBox("1");
 }
 else
	 MessageBox("没有获取到实时数据!");
}

//画标题区域
void DrawDlgStart::DrawTitle(CDC *pDC)
{
	pDC->FillRect(m_TitleRect,&CBrush(m_LabelColor));
	//pDC->FillRect(m_TitleRect,&CBrush(RGB(212,208,200)));
	
	CFont *OldFont;
	OldFont=pDC->SelectObject(&Title_Font);
	pDC->SetBkMode(TRANSPARENT);//设置为透明
	pDC->SetTextAlign(TA_CENTER);//设置为字体居中
	int a_t=(m_TitleRect.left+m_TitleRect.right)/2;
	int b_t=m_TitleRect.bottom-m_TitleRect.Height()/2-5;
	//MessageBox("1");
	pDC->TextOut(a_t,b_t,Title);
	pDC->SelectObject(OldFont);

}

//显示X坐标轴名称和单位
void DrawDlgStart::DrawTitleX(CDC *pDC)
{
	pDC->FillRect(m_LabelRect_X,&CBrush(m_LabelColor));	
	//pDC->FillRect(m_LabelRect_X,&CBrush(RGB(212,208,200)));	

	//设置字体
	CFont *pOldfond=NULL;
	pDC->SetTextAlign(TA_CENTER);//中间靠齐
	pDC->SetBkMode(TRANSPARENT);
	pDC->SelectObject(&Title_Font_X);

	CString str;
	CPoint pp;

	//画坐标轴名称
	pp.x=m_PlotRect.left+m_PlotRect.Width()/2-5;
	pp.y=m_LabelRect_X.bottom-m_LabelRect_X.Height()/2-2;
	str.Format("%s",Uint_X);
	pDC->TextOut(pp.x,pp.y,str);
	pDC->SelectObject(pOldfond);
}

//显示Y坐标轴名称和单位
void DrawDlgStart::DrawTitleY(CDC *pDC)
{
	pDC->FillRect(m_LabelRect_Y,&CBrush(m_LabelColor));
	//pDC->FillRect(m_LabelRect_Y,&CBrush(RGB(212,208,200)));

	//设置字体
	CFont *pOldfond=NULL;
	pDC->SetTextAlign(TA_LEFT);//左靠齐
	pDC->SetBkMode(TRANSPARENT);
	pOldfond=pDC->SelectObject(&Title_Font_Y);//选用横向显示字体
	CString str ;
	CPoint pp;
	
	//画坐标轴名称	
	pDC->SetTextAlign(TA_CENTER);
	pp.x=m_LabelRect_Y.left+5;
	pp.y=m_PlotRect.bottom-m_PlotRect.Height()/2;
	//显示	
	str.Format("%s",Uint_Y);
	pDC->TextOut(pp.x,pp.y,str);
	pDC->SelectObject(pOldfond);
}

//画x轴的示数
void DrawDlgStart::DrawLabelX(CDC *pDC, double Xmax_time, double Xmin_time)
{
	pDC->FillRect(m_LabelRect_X,&CBrush(m_LabelColor));
	//pDC->FillRect(m_LabelRect_X,&CBrush(RGB(212,208,200)));
	//设置字体
	CFont *pOldfond=NULL;
	pDC->SetTextAlign(TA_CENTER);//中间靠齐
	pDC->SetBkMode(TRANSPARENT);
	pOldfond=pDC->SelectObject(&Label_Font_X);
	CString str ;
	CPoint pp;
	double XStep=(Xmax_time-Xmin_time)/(m_GridX+1);	
	for (int i=0;i<m_GridX+2;i++)
	{		
		pp.x=m_PlotRect.left+i*m_PlotRect.Width()/(m_GridX+1);
		pp.y=m_LabelRect_X.top;		
		str.Format("%5.2f",i*XStep);
		//str.Format("%6.2f",i*294.0);
		pDC->TextOut(pp.x,pp.y,str);
	}
	//显示坐标轴名称和单位	
	pDC->SelectObject(&Title_Font_X);
	pp.x=m_PlotRect.left+m_PlotRect.Width()/2-5;
	pp.y=m_LabelRect_X.bottom-m_LabelRect_X.Height()/2-2;
	str.Format("%s",Uint_X);
	pDC->TextOut(pp.x,pp.y,str);
	pDC->SelectObject(pOldfond);
}

//画Y轴的示数
void DrawDlgStart::DrawLabelY(CDC *pDC, double Ymax_time, double Ymin_time)
{
	pDC->FillRect(m_LabelRect_Y,&CBrush(m_LabelColor));
	//pDC->FillRect(m_LabelRect_Y,&CBrush(RGB(212,208,200)));

	//设置字体
	CFont *pOldfond=NULL;
	pDC->SetTextAlign(TA_LEFT);//左靠齐
	pDC->SetBkMode(TRANSPARENT);
	pOldfond=pDC->SelectObject(&Label_Font_X);//选用横向显示字体
	CString str ;
	CPoint pp;
	double YStep=(Ymax_time-Ymin_time)/(m_GridY+1);		
	for (int i=0;i<m_GridY+2;i++)
	{		
		pp.y=m_PlotRect.bottom-i*m_PlotRect.Height()/(m_GridY+1)-6;
		pp.x=m_LabelRect_Y.left+m_LabelRect_Y.Width()/2-2;	
		str.Format("%5.2f",Ymin_time+i*YStep);	
		pDC->TextOut(pp.x,pp.y,str);
	}

	//画坐标轴名称
	pDC->SelectObject(Label_Font_Y);
	pDC->SetTextAlign(TA_CENTER);
	pp.x=m_LabelRect_Y.left+5;
	pp.y=m_PlotRect.bottom-m_PlotRect.Height()/2;
	//显示	
	str.Format("%s",Uint_Y);
	pDC->TextOut(pp.x,pp.y,str);	
	pDC->SelectObject(pOldfond);
}

//画显示信息
void DrawDlgStart::DrawMessage(CDC *pDC)
{
	pDC->FillRect(m_TextOutRect,&CBrush(m_LabelColor));	
	//pDC->FillRect(m_TextOutRect,&CBrush(RGB(255,255,255)));	
	CString str1,str2,str3,str4;

	CFont *OldFont;
	OldFont=pDC->SelectObject(&Title_Font);
	pDC->SetBkMode(TRANSPARENT);//设置为透明
	pDC->SetTextAlign(TA_CENTER);//设置为字体居中
	//得到信息窗口的高度和宽度
	long xwidth=m_TextOutRect.Width();
	long yheigh=m_TextOutRect.Height();

	/*设定启动力矩标题及数据显示坐标*/
	//标题
	int a_t=m_TextOutRect.left+xwidth/2-10;	
	int b_t=m_TextOutRect.bottom/3;
	pDC->TextOut(a_t,b_t,"启动力矩(N.mm)");
	//数据	
	a_t=m_TextOutRect.left+xwidth/2-10;	
	b_t=m_TextOutRect.bottom/3+20;
	str1.Format("%5.2f",m_dStartTorgue);	
	pDC->TextOut(a_t,b_t,str1);

	pDC->SelectObject(OldFont);
}

//获取采集窗口的数据
void DrawDlgStart::GetData(double *y,double *x,long x_Long,long y_Long)
{
	//销毁以前的数据	
	if(dataShow_Y)  {   delete [] dataShow_Y; dataShow_Y=NULL;}
	if(dataShow_X)  {	delete [] dataShow_X;dataShow_X=NULL;}
	//传递大小
	m_X_Long=x_Long;
	m_Y_Long=y_Long;
	//动态创建2个数组	
	dataShow_Y=new double [m_Y_Long];	
	dataShow_X=new double [m_X_Long];
	int i;
	//传递x向数据
	for(i=0;i<m_X_Long;i++)
	{	
		dataShow_X[i]=x[i];
	}
	//传递y向数据
	for(i=0;i<m_Y_Long;i++)
	{
		dataShow_Y[i]=y[i];
	}
	//数据准备好
	m_bDataReady=TRUE;
	//Invalidate(false);
}

void DrawDlgStart::OnMotstartstarthit(WPARAM wParam, LPARAM lParam)
{
	//绘制类型
	m_nDrawType =2;

	//设置标题及其他显示信息
	Uint_X="扭矩(N.mm)";		//X坐标轴名称
	Uint_Y="转动角度(min)";			//Y坐标轴名称	
	Title="启动力矩试验     输出轴转矩－转角曲线"; //标题名称

	//开始试验
	m_bStartOn=TRUE;
	
	//启动重绘
	Invalidate(false);
}

//右键点击菜单
void DrawDlgStart::OnContextMenu(CWnd* pWnd, CPoint point) 
{
	// TODO: Add your message handler code here
	CMenu menu;
	menu.LoadMenu(IDR_STARTDRAW_RBDMENU);
	menu.GetSubMenu(0)->TrackPopupMenu(TPM_LEFTALIGN|TPM_RIGHTBUTTON,point.x,point.y,this);
}

//保存位图
void DrawDlgStart::OnMenuSavebitmap() 
{
	// TODO: Add your command handler code here

	m_bSaveBitmap=TRUE;	//保存位图(保存试验实时曲线)标志
	Invalidate(FALSE);  //触发画图
	
	if (m_bBitmapReady)//位图创建成功
	{
		CFileDialog dlg(false,NULL,NULL,OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,
			"位图文件(*.bmp)|*.bmp|",NULL);
		if(dlg.DoModal()== IDOK) 
		{
		CString filename = dlg.GetFileName() + ".bmp";
		 BITMAPFILEHEADER bmfh;
		ZeroMemory(&bmfh,sizeof(BITMAPFILEHEADER));
		*((char *)&bmfh.bfType) = 'B';
		*(((char *)&bmfh.bfType) + 1) = 'M';
		bmfh.bfOffBits = sizeof(BITMAPFILEHEADER) + sizeof(BITMAPINFOHEADER);
		
		bmfh.bfSize = bmfh.bfOffBits + (iWidth * iHeight) * iPixel / 8;
		//文件头的这个变量表示的是文件的大小
		
		TCHAR szBMPFileName[128];
		//文件名
		int iBMPBytes = iWidth * iHeight * iPixel / 8;
		//位图总像素大小
		strcpy(szBMPFileName,filename);
		//获得文件名
		CFile file;
		
		if(file.Open(szBMPFileName,CFile::modeWrite | CFile::modeCreate))
		{
			file.Write(&bmfh,sizeof(BITMAPFILEHEADER));//先写入文件头信息到文件中

			file.Write(&(lpbmih->bmiHeader),sizeof(BITMAPINFOHEADER));//写入文件信息结构

			file.Write(pBits,iBMPBytes);//写入位图像素数据信息
			
			file.Close();
		}
		}
	}
	else //位图创建未成功
		MessageBox("请先进行设备自检和开始试验操作试验!");
}

//创建位图
void DrawDlgStart::CreatBitmap()
{
	//得到矩形大小
	CRect rect;
	GetClientRect(&rect);
	iWidth =rect.Width();
	iHeight =rect.Height();
    iPixel = 32;
	pBits =  new byte[iWidth * iHeight * iPixel / 8];
	 
	//初始图形格式参数
    //设置位图信息的bmiHeader分量信息，即位图的BITMAPINFOHEADER信息 
	lpbmih = new BITMAPINFO;  
	lpbmih->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
	lpbmih->bmiHeader.biWidth = iWidth;
	lpbmih->bmiHeader.biHeight = iHeight;
	lpbmih->bmiHeader.biPlanes = 1;
	lpbmih->bmiHeader.biBitCount = iPixel;
	lpbmih->bmiHeader.biCompression = BI_RGB;
	lpbmih->bmiHeader.biSizeImage = 0;
	lpbmih->bmiHeader.biXPelsPerMeter = 0;
	lpbmih->bmiHeader.biYPelsPerMeter = 0;
	lpbmih->bmiHeader.biClrUsed = 0;
	lpbmih->bmiHeader.biClrImportant = 0;
	//////////////////////////////////////////////////////////////////////////
	hBitMap = CreateDIBSection(m_pMemory,lpbmih,DIB_PAL_COLORS,(void **)&pBits,NULL,0);
	//上条语句联系lpbmih信息以及pBits信息
	pBitMap = new CBitmap;
	pBitMap->Attach(hBitMap);//绑定
	m_pMemory.SelectObject(pBitMap);
	//m_pMemory.FillRect(m_ClientRect,&CBrush(m_BkColor));	
}

//打开数据响应函数
void DrawDlgStart::OnOpendata(WPARAM wParam, LPARAM lParam)
{
	//MessageBox("3");
	/*--相当于点击主控窗口中的开始按钮-开始--*/
	m_bStartOn = TRUE;			//开始试验标志为真
	Uint_X="扭矩(N.mm)";		//X坐标轴名称
	Uint_Y="转动角度(min)";		//Y坐标轴名称	
	Title="启动力矩试验     输出轴转矩－转角曲线"; //标题名称
	m_nDrawType = 2;	
	Invalidate(FALSE);
	/*--相当于点击主控窗口中的开始按钮-结束--*/

	CTestFormApp *pApp= (CTestFormApp *)AfxGetApp();		

	//绘制实时曲线
	m_nDrawType =3;
	long number;
	
	number = pApp->pCTestFormDoc->nPowerNumber; //当前数据个数
	m_X_Long=number;		//x向数组大小
	m_Y_Long=number;		//y向数组大小

	//定义各个数据数组	
	double *pOutTangle=new double [number];		
	double *pOutTorque=new double [number];//存放横坐标
	
	for (int i=0;i<number;i++)
	{
		pOutTangle[i] = pApp->pCTestFormDoc->pTangleData[i];
		pOutTorque[i] =	pApp->pCTestFormDoc->pTourqeData[i];	
	}		
	
	/*定义需要显示数组的最大最小值和统计值*/
	//定义最大值		
	double max_OutTangle;		
	//定义最小值		
	double min_OutTangle;
	
	/*输出转速相关信息*/
	//获取最大，最小值
	max_OutTangle=calculate_start.FindMax(pOutTangle,number);		
	min_OutTangle=calculate_start.FindMin(pOutTangle,number);
	m_dStartTorgue=2450;
	
	m_dMax_Y =max_OutTangle;
	m_dMin_Y =min_OutTangle;
	m_dMax_X =pOutTorque[number-1];
	m_dMin_X =pOutTorque[0];
	GetData(pOutTangle,pOutTorque,number,number);		

	//绘制实时曲线
	Invalidate(FALSE);
}