mainfrm.h

BCAM 1394 Driver

//-----------------------------------------------------------------------------
//  (c) 2002 by Basler Vision Technologies
//  Section:  Vision Components
//  Project:  BCAM
//  $Header: MainFrm.h, 2, 19.09.2002 15:32:50, Nebelung, H.$
//-----------------------------------------------------------------------------
/**
  \file     MainFrm.h
  \brief    Interface of the CMainFrame class.
*/

#pragma once

#include "ChildView.h"
#include "Utilities.h"
#include <queue>
#include <bcam.h>

using namespace std;
using namespace Bcam;


//! Use OneShot (=true) or ContinuousShot(=false) for grabbing
const bool USE_ONESHOT = false;

//! Number of buffers used for grabbing
const unsigned int NUM_BUFFERS = 3;

//! Message fired by the GrabThread if the grab is finshed
const UINT WM_GRAB_FINISHED = WM_USER;

//! Message fired by the GrabThread if the user stops the grabbing
const UINT WM_GRAB_STOPPED = WM_USER + 1;

//! Message fired by the GrabThread if something has gone wrong
const UINT WM_ERROR = WM_USER + 2;


//!  Main window of the SDI application. Handles commands.
class CMainFrame : public CFrameWnd
{
  
public:
  //! Default constructor
  CMainFrame();
  
protected: 
  DECLARE_DYNAMIC(CMainFrame)
    
    // Attributes
public:
  
  // Operations
public:
  
  // Overrides
  //{{AFX_VIRTUAL(CMainFrame)
  
  //! Called before the window is created
  virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
  
  //! Dispatches WM_COMMAND
  virtual BOOL OnCmdMsg(UINT nID, int nCode, void* pExtra, AFX_CMDHANDLERINFO* pHandlerInfo);
  
  //}}AFX_VIRTUAL
  
  // Implementation
public:
  //! Called by the applicaition object if the message loop runs dry
  BOOL OnIdle( LONG lCount );
  
  //! Destructor
  virtual ~CMainFrame();
  
protected:  
  //! The status bar
  CStatusBar  m_wndStatusBar;
  
  //! The tool bar
  CToolBar    m_wndToolBar;
  
  //!The view showing the bitmap
  CChildView    m_wndView;
  
  //! The camera
  CBcam m_Bcam;
  
  //! True if live grabbing is under way
  bool m_LiveGrabbing;
  
  //! Index of the buffer which is currently displayed (-1 = none)
  int m_DisplayedBufferIndex;
  
  //! Two images for double-buffering
  CDibPtr m_ptrBitmaps[NUM_BUFFERS];
  
  //! Queue holding the buffers recwived
  queue<unsigned int> m_BufferQueue;
  
  //! Thread waiting for grab commands to succeed
  CThread m_GrabThread;
  
  //! The function of the thread waiting for grab commands to succeed
  static DWORD WINAPI GrabThreadProc(void* pParameter);
  
  //! Set true by OnGrabFinished; reset by OnIdle
  bool m_GrabFinished;
  
  //! Used to measure the frame rate
  CStopWatch m_StopWatch;
  
  //! Frame rate
  CMovingAvg<double> m_Fps;
  
  //! True if the Mono8 format of the camera is in fact Bayer8
  bool m_IsBayerImage;
  
  
  // Generated message map functions
protected:
  //{{AFX_MSG(CMainFrame)
  
  //! Creates the window
  afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
  
  //! Check if someonewants us to die
  afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
  
  //! Fired if the application should exit
  afx_msg void OnAppExit();
  
  //! Fired if grab is to be started
  afx_msg void OnGrabLive();
  
  //! Fired if the GrabThread sends a messages indicating that the grab is finished
  afx_msg LRESULT OnGrabFinished(WPARAM wParam, LPARAM lParam);
  
  //! Fired if grab is to be finished
  afx_msg void OnGrabStop();
  
  //! Fired if the GrabThread sends a messages indicating that it has terminated
  afx_msg LRESULT OnGrabStopped(WPARAM wParam, LPARAM lParam);
  
  //! Fired if an error in a thread occurred
  afx_msg LRESULT OnError(WPARAM wParam, LPARAM lParam);
  
  //! Fired if the currently shown bitmap should be cleared
  afx_msg void OnFileNew();
  
  //! Fired if a bitmap is to be loaded
  afx_msg void OnFileOpen();
  
  //! Fired if a bitmap is to be saved
  afx_msg void OnFileSave();
  
  //! Fired if the imageshould be copied to the clipboard
  afx_msg void OnEditCopy();
  
  //! Fired if the window gets the focus  
  afx_msg void OnSetFocus(CWnd* pOldWnd);
  
  //! Updates Enable status for FileSave 
  afx_msg void OnUpdateFileSave(CCmdUI* pCmdUI);
  
  //! Updates Enable status for FileNew
  afx_msg void OnUpdateFileNew(CCmdUI* pCmdUI);
  
  //! Updates Enable status for FileOpen
  afx_msg void OnUpdateFileOpen(CCmdUI* pCmdUI);
  
  //! Updates Enable status for GrabLive
  afx_msg void OnUpdateGrabLive(CCmdUI* pCmdUI);
  
  //! Updates Enable status for GrabStop
  afx_msg void OnUpdateGrabStop(CCmdUI* pCmdUI);
  
  //! Updates Enable status for EditCopy
  afx_msg void OnUpdateEditCopy(CCmdUI* pCmdUI);
  
  //}}AFX_MSG
  
  DECLARE_MESSAGE_MAP()
};

/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}