snakeview.h

利用MFC编写的一个贪吃蛇游戏

// SnakeView.h : interface of the CSnakeView class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_SNAKEVIEW_H__E2A73A3E_1A25_4425_9955_5FBC7EC53B2D__INCLUDED_)
#define AFX_SNAKEVIEW_H__E2A73A3E_1A25_4425_9955_5FBC7EC53B2D__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#define N_000000  100 
class CSnakeView : public CView
{
protected: // create from serialization only
	CSnakeView();
	DECLARE_DYNCREATE(CSnakeView)

// Attributes
public:
	CSnakeDoc* GetDocument();

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CSnakeView)
	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:
	BOOL IsInitGame();
	void InitGame();
	void ScoreIncrease();
	void BecomeLonger();
	BOOL IsEat();
	void DisappearFood();
	BOOL IsFoodExist();
	void CreateFood();
	BOOL IsGameOver();
	void SnakeMove(int direction);
	BOOL IsDirectionChange();
	virtual ~CSnakeView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	int speed;
	int init_flag;
	
	CString m_str;
	int score;
	CRect m_rect;
	int node_size;
    int node_num;
	int direction;
	int old_direction;
    int life;
	
	CBitmap m_BkgBmp,m_BodyBmp,m_FoodBmp;
	CDC m_BkgDC,m_BodyDC,m_FoodDC;

	struct Node
	{
		int x;
		int y;
	}node[N_000000],old_tail;

	struct FoodPosition
	{
		int x;
		int y;
	}food_pos;

	int food_kind;
	int food_exist;

	

	

	//{{AFX_MSG(CSnakeView)
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
	afx_msg void OnTimer(UINT nIDEvent);
	afx_msg void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags);
	afx_msg void OnNewgame();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
private:
	
};

#ifndef _DEBUG  // debug version in SnakeView.cpp
inline CSnakeDoc* CSnakeView::GetDocument()
   { return (CSnakeDoc*)m_pDocument; }
#endif

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

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

#endif // !defined(AFX_SNAKEVIEW_H__E2A73A3E_1A25_4425_9955_5FBC7EC53B2D__INCLUDED_)