基于线程的二维刀削程序

多线程模拟车削加工
原创 于 2015-04-28 16:38:03 发布 · 353 阅读 · 0 ·
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基于线程的二维刀削程序

执行车削

基于线程的二维刀削程序

执行退刀

工程：mutiThread

程序：mutiThreadDlg.h

 

typedef struct property{
HWND hwnd;
int speed;
int X;
int Y;
int QuitX;
int QuitY;
CRect rect;
}CuttingInfo ,*LPINFO;
UINT toolMove(LPVOID lpparameter);
DWORD WINAPI toolQuit(LPVOID lpparameter);

 

全局

 CuttingInfo toolInfo;
 BOOL ISCutting;
 HANDLE toolThread;
 HANDLE quitToolThread;
 BOOL ISQuit;

类里

 

multiThread.cpp

// mutiThreadDlg.cpp : implementation file
//

#include "stdafx.h"
#include "mutiThread.h"
#include "mutiThreadDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

 

class CAboutDlg : public CDialog
{
public:
 CAboutDlg();

// Dialog Data
 //{{AFX_DATA(CAboutDlg)
 enum { IDD = IDD_ABOUTBOX };
 //}}AFX_DATA

 // ClassWizard generated virtual function overrides
 //{{AFX_VIRTUAL(CAboutDlg)
 protected:
 virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
 //}}AFX_VIRTUAL

// Implementation
protected:
 //{{AFX_MSG(CAboutDlg)
 //}}AFX_MSG
 DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
 //{{AFX_DATA_INIT(CAboutDlg)
 //}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
 CDialog::DoDataExchange(pDX);
 //{{AFX_DATA_MAP(CAboutDlg)
 //}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
 //{{AFX_MSG_MAP(CAboutDlg)
  // No message handlers
 //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMutiThreadDlg dialog

CMutiThreadDlg::CMutiThreadDlg(CWnd* pParent )
 : CDialog(CMutiThreadDlg::IDD, pParent)
{
 //{{AFX_DATA_INIT(CMutiThreadDlg)
 m_nSpeed = 0;
 //}}AFX_DATA_INIT
 // Note that LoadIcon does not require a subsequent DestroyIcon in Win32
 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
 ISCutting=FALSE;
 ISQuit=FALSE;
 m_nSpeed=10;
}

void CMutiThreadDlg::DoDataExchange(CDataExchange* pDX)
{
 CDialog::DoDataExchange(pDX);
 //{{AFX_DATA_MAP(CMutiThreadDlg)
 DDX_Control(pDX, IDC_CUTTING_FRAME, m_cuttingFrame);
 DDX_Text(pDX, IDC_EDIT1, m_nSpeed);
 DDV_MinMaxInt(pDX, m_nSpeed, 1, 100);
 //}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CMutiThreadDlg, CDialog)
 //{{AFX_MSG_MAP(CMutiThreadDlg)
 ON_WM_SYSCOMMAND()
 ON_WM_PAINT()
 ON_WM_QUERYDRAGICON()
 ON_BN_CLICKED(IDC_BUTTON1, OnBtCutting)
 ON_BN_CLICKED(IDC_BUTTON2, OnBtStop)
 //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMutiThreadDlg message handlers

BOOL CMutiThreadDlg::OnInitDialog()
{
 CDialog::OnInitDialog();

 // Add "About..." menu item to system menu.

 // IDM_ABOUTBOX must be in the system command range.
 ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
 ASSERT(IDM_ABOUTBOX < 0xF000);

 CMenu* pSysMenu = GetSystemMenu(FALSE);
 if (pSysMenu != NULL)
 {
  CString strAboutMenu;
  strAboutMenu.LoadString(IDS_ABOUTBOX);
  if (!strAboutMenu.IsEmpty())
  {
   pSysMenu->AppendMenu(MF_SEPARATOR);
   pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
  }
 }

 // Set the icon for this dialog.  The framework does this automatically
 //  when the application's main window is not a dialog
 SetIcon(m_hIcon, TRUE);   // Set big icon
 SetIcon(m_hIcon, FALSE);  // Set small icon
 
 // TODO: Add extra initialization here
 
 return TRUE;  // return TRUE  unless you set the focus to a control
}

void CMutiThreadDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
 if ((nID & 0xFFF0) == IDM_ABOUTBOX)
 {
  CAboutDlg dlgAbout;
  dlgAbout.DoModal();
 }
 else
 {
  CDialog::OnSysCommand(nID, lParam);
 }
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CMutiThreadDlg::OnPaint()
{
 if (IsIconic())
 {
  CPaintDC dc(this); // device context for painting

  SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

  // Center icon in client rectangle
  int cxIcon = GetSystemMetrics(SM_CXICON);
  int cyIcon = GetSystemMetrics(SM_CYICON);
  CRect rect;
  GetClientRect(&rect);
  int x = (rect.Width() - cxIcon + 1) / 2;
  int y = (rect.Height() - cyIcon + 1) / 2;

  // Draw the icon
  dc.DrawIcon(x, y, m_hIcon);
 }
 else
 {
  CDialog::OnPaint();
 }

 CClientDC dc(this);
 CPoint p[4];
 CRect rect;
 GetDlgItem(IDC_CUTTING_FRAME)->GetWindowRect(&rect);
 ScreenToClient(&rect);
 CBrush *poldbrush;
 CBrush brush(RGB(0,0,255));
 poldbrush=dc.SelectObject(&brush);
 if((!ISCutting&&!ISQuit))
 {
  toolInfo.X=rect.right-rect.Width()/4;
  toolInfo.Y=rect.top+rect.Height()/4+30;
 }
 p[0].x=toolInfo.X;
 p[0].y=toolInfo.Y;
 p[1].x =toolInfo.X;
 p[1].y=toolInfo.Y-80;
 p[2].x=toolInfo.X+40;
 p[2].y=toolInfo.Y-80;
 p[3].x=toolInfo.X +40;
 p[3].y=toolInfo.Y-40;
 if(ISQuit)
 {
  dc.Rectangle(rect.left+20,rect.top+rect.Height()/4,toolInfo.QuitX,rect.top+3*rect.Height()/4);
  dc.Rectangle(toolInfo.QuitX,toolInfo.QuitY,rect.right-rect.Width()/4,rect.top+3*rect.Height()/4-30);
 }
 else
 {
  dc.Rectangle(rect.left+20,rect.top+rect.Height()/4,toolInfo.X,rect.top+3*rect.Height()/4);
  dc.Rectangle(toolInfo.X,toolInfo.Y,rect.right-rect.Width()/4,rect.top+3*rect.Height()/4-30);
  
 }
 dc.Polygon(p,4);
 CPen pen(3,1,RGB(255,0,0));
 dc.SelectObject(&pen);
 dc.MoveTo(rect.left+20,rect.top+rect.Height()/2);
 dc.LineTo(rect.right-rect.Width()/4,rect.top+rect.Height()/2);
 dc.SelectObject(poldbrush);
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CMutiThreadDlg::OnQueryDragIcon()
{
 return (HCURSOR) m_hIcon;
}

void CMutiThreadDlg::OnBtCutting()
{

 DWORD ThreadID;
 DWORD code;
 CRect rect;
 CRect r1;
 UpdateData();
 GetClientRect(r1);
 ClientToScreen(r1);
 m_cuttingFrame.GetClientRect(rect);
 m_cuttingFrame.ClientToScreen(rect);
 rect-=r1.TopLeft();
 toolInfo.hwnd=m_hWnd;
 toolInfo.speed=m_nSpeed;
 toolInfo.X=rect.right-rect.Width()/4;
 toolInfo.Y=rect.top+rect.Height()/4+30;
 toolInfo.rect=CRect(rect.left+20,rect.top+rect.Height()/4,rect.right-rect.Width()/4,rect.top+3*rect.Height()/4);
 if(!GetExitCodeThread(toolThread,&code)||(code!=STILL_ACTIVE))
 {
  toolThread=CreateThread(NULL,0,(LPTHREAD_START_ROUTINE)toolMove,&toolInfo,0,&ThreadID);
  ISCutting=TRUE;
  ISQuit=FALSE;
 }
 if(toolThread==NULL)
 {
  MessageBox("线程创建失败");
 } 

 if(GetExitCodeThread(quitToolThread,&code))
  if(code==STILL_ACTIVE)
  {
   TerminateThread(quitToolThread,0);
   CloseHandle(quitToolThread);
  }

}
UINT toolMove(LPVOID lpparameter)
{
 LPINFO tool=(LPINFO)lpparameter;
 while(1)
 {
  if(tool->X>=((LPRECT)tool->rect)->left)
  {
   tool->X--;
  }
  else
  {
   break;
  }
  ::InvalidateRect(tool->hwnd,NULL,TRUE);
  Sleep(tool->speed);
 }
 return 0;
}

void CMutiThreadDlg::OnBtStop()
{

 DWORD ThreadID;
 DWORD code;
 UpdateData();
 toolInfo.speed=m_nSpeed;
 toolInfo.QuitX=toolInfo.X;
 toolInfo.QuitY=toolInfo.Y;

 if(!GetExitCodeThread(quitToolThread,&code)||(code!=STILL_ACTIVE))
 {
  quitToolThread=CreateThread(NULL,0,toolQuit,&toolInfo,0,&ThreadID);
  ISCutting=FALSE;
  ISQuit=TRUE;
 }
 if(toolThread==NULL)
 {
  MessageBox("线程创建失败");
 } 

 if(GetExitCodeThread(toolThread,&code))
  if(code==STILL_ACTIVE)
  {
   TerminateThread(toolThread,0);
   CloseHandle(toolThread);
  }
}
DWORD WINAPI toolQuit(LPVOID lpparameter)
{
 
 LPINFO tool=(LPINFO)lpparameter;
 while(1)
 {
  if(tool->X<=((LPRECT)tool->rect)->right)
  {
   tool->X++;
  }
  else
  {
   break;
  }
  ::InvalidateRect(tool->hwnd,NULL,TRUE);
  Sleep(tool->speed);
 }
 return 0;
}

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