convexview.h

凸包算法 vc 6.0 实现用户输入点凸包

// ConvexView.h : interface of the CConvexView class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_CONVEXVIEW_H__7BDF8C9B_BD5E_47A1_8004_8322513830FC__INCLUDED_)
#define AFX_CONVEXVIEW_H__7BDF8C9B_BD5E_47A1_8004_8322513830FC__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include <vector>
using namespace std;


class CConvexView : public CView
{
protected: // create from serialization only
	CConvexView();
	DECLARE_DYNCREATE(CConvexView)

// Attributes
public:
	CConvexDoc* GetDocument();

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CConvexView)
	public:
	virtual void OnDraw(CDC* pDC);  // overridden to draw this view
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	protected:
	virtual BOOL OnPreparePrinting(CPrintInfo* pInfo);
	virtual void OnBeginPrinting(CDC* pDC, CPrintInfo* pInfo);
	virtual void OnEndPrinting(CDC* pDC, CPrintInfo* pInfo);
	//}}AFX_VIRTUAL

// Implementation
public:
	static int flag;
	int m_stackTop;
	int ToLeft(CPoint pt1, CPoint pt2, CPoint pt3);
	vector<CPoint> m_ptStack;
    vector<CPoint> m_vPoints;
 
 
	virtual ~CConvexView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	//{{AFX_MSG(CConvexView)
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
	afx_msg void OnConvex();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

#ifndef _DEBUG  // debug version in ConvexView.cpp
inline CConvexDoc* CConvexView::GetDocument()
   { return (CConvexDoc*)m_pDocument; }
#endif

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

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_CONVEXVIEW_H__7BDF8C9B_BD5E_47A1_8004_8322513830FC__INCLUDED_)