计算机图形学裁剪核心代码

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1、//裁剪Dlg.cpp:implementationfile//#include"stdafx.h"#include"裁剪.h"#include"裁剪Dlg.h"#ifdef_DEBUG#definenewDEBUG_NEW#undefTHIS_FILEstaticcharTHIS_FILE[]=__FILE__;#endif///////////////////////////////////////////////////////////////////////////////CAboutDlgdialogusedforAppAboutclassCAbout

2、Dlg:publicCDialog{public:CAboutDlg();//DialogData//{{AFX_DATA(CAboutDlg)enum{IDD=IDD_ABOUTBOX};//}}AFX_DATA//ClassWizardgeneratedvirtualfunctionoverrides//{{AFX_VIRTUAL(CAboutDlg)protected:virtualvoidDoDataExchange(CDataExchange*pDX);//DDX/DDVsupport//}}AFX_VIRTUAL//Implementationpro

3、tected://{{AFX_MSG(CAboutDlg)virtualvoidOnOK();//}}AFX_MSGDECLARE_MESSAGE_MAP()};CAboutDlg::CAboutDlg():CDialog(CAboutDlg::IDD){//{{AFX_DATA_INIT(CAboutDlg)//}}AFX_DATA_INIT}voidCAboutDlg::DoDataExchange(CDataExchange*pDX){CDialog::DoDataExchange(pDX);//{{AFX_DATA_MAP(CAboutDlg)//}}A

4、FX_DATA_MAP}BEGIN_MESSAGE_MAP(CAboutDlg,CDialog)//{{AFX_MSG_MAP(CAboutDlg)//}}AFX_MSG_MAPEND_MESSAGE_MAP()///////////////////////////////////////////////////////////////////////////////CMyDlgdialogCMyDlg::CMyDlg(CWnd*pParent/*=NULL*/):CDialog(CMyDlg::IDD,pParent){//{{AFX_DATA_INIT(CM

5、yDlg)//NOTE:theClassWizardwilladdmemberinitializationhere//}}AFX_DATA_INIT//NotethatLoadIcondoesnotrequireasubsequentDestroyIconinWin32m_hIcon=AfxGetApp()->LoadIcon(IDR_MAINFRAME);ldb=FALSE;step=0;top=0,but=0,lef=0,rig=0;lxb=0,lyb=0;lxe=0,lye=0;}voidCMyDlg::DoDataExchange(CDataExchan

6、ge*pDX){CDialog::DoDataExchange(pDX);//{{AFX_DATA_MAP(CMyDlg)//NOTE:theClassWizardwilladdDDXandDDVcallshere//}}AFX_DATA_MAP}BEGIN_MESSAGE_MAP(CMyDlg,CDialog)//{{AFX_MSG_MAP(CMyDlg)ON_WM_SYSCOMMAND()ON_WM_PAINT()ON_WM_QUERYDRAGICON()ON_BN_CLICKED(IDC_BUTTON4,OnButton4)ON_BN_CLICKED(ID

7、C_BUTTON1,OnButton1)ON_BN_CLICKED(IDC_BUTTON2,OnButton2)ON_WM_LBUTTONDOWN()ON_WM_LBUTTONUP()ON_WM_MOUSEMOVE()ON_BN_CLICKED(IDC_BUTTON3,OnButton3)//}}AFX_MSG_MAPEND_MESSAGE_MAP()///////////////////////////////////////////////////////////////////////////////CMyDlgmessagehandlersBOOLCMy

8、Dlg::OnInitD