贪食蛇

来源：互联网发布：linux的vi 编辑：程序博客网时间：2024/04/24 23:55

//tool.h#pragma once#include<windows.h> const int ROWS = 30; const int COLS = 30; const int BLOCK_SIZE = 500 / ROWS;void FillRect(HDC hDC,HBRUSH hbr,int x,int y, int width, int height){RECT r;r.left = x;r.right= x + width;r.top = y;r.bottom = y+height;FillRect(hDC,&r,hbr);}

//frame.h#pragma once#include <windows.h>#include "tool.h"extern LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);class Frame {public:bool CreateFrame();virtual void Draw(HDC hdc){}virtual void KeyDown(WPARAM wParam){}virtual void KeyUp(){}LRESULT EventHandler(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);Frame(){}Frame(int w, int h, HINSTANCE hInst){width = w;height = h;hInstance = hInst;}int Run(){MSG msg; PeekMessage(&msg, NULL, 0, 0, PM_REMOVE);while (msg.message != WM_QUIT){DWORD tNow = GetTickCount();if(PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)){TranslateMessage(&msg);DispatchMessage(&msg);} else if(tNow - tPre >= 118){InvalidateRect (hWnd, NULL, FALSE);KeyDown(m_wParam);}}return (int) msg.wParam;}DWORD tPre;WPARAM m_wParam;HWND hWnd;protected:int width;int height;HINSTANCE hInstance;//双缓冲HDC memDC;HBITMAP hBmp;};bool Frame::CreateFrame(){WNDCLASSEX wcex;wcex.cbSize = sizeof(WNDCLASSEX);wcex.style= CS_HREDRAW | CS_VREDRAW;wcex.lpfnWndProc= WndProc;wcex.cbClsExtra= 0;wcex.cbWndExtra= 0;wcex.hInstance= hInstance;wcex.hIcon= LoadIcon(NULL, IDI_APPLICATION);wcex.hCursor= LoadCursor(NULL, IDC_ARROW);wcex.hbrBackground= (HBRUSH)(COLOR_WINDOW+1);wcex.lpszMenuName= "GREEDY SNAKE";wcex.lpszClassName= "GREEDY SNAKE";wcex.hIconSm= LoadIcon(NULL, IDI_APPLICATION);RegisterClassEx(&wcex); hWnd = CreateWindow("GREEDY SNAKE", "GREEDY SNAKE", WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX, 100, 100, width, height, NULL, NULL, hInstance, NULL); if (!hWnd) { return FALSE; } ShowWindow(hWnd, SW_SHOWNORMAL); UpdateWindow(hWnd);//创建双缓冲ｄｃ和位图memDC = CreateCompatibleDC(GetDC(hWnd));hBmp = CreateCompatibleBitmap(memDC, width, height);SelectObject(memDC, hBmp); return TRUE;}LRESULT Frame::EventHandler(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam){//int wmId, wmEvent;PAINTSTRUCT ps;HDC hdc;switch (message){case WM_CREATE: //SetTimer (hWnd, 1, 150, NULL) ; break;case WM_TIMER : // MessageBeep (-1) ; //InvalidateRect (hWnd, NULL, FALSE); break;case WM_KEYDOWN: //KeyDown(wParam);m_wParam = wParam;break;case WM_PAINT:hdc = BeginPaint(hWnd, &ps);// TODO: 在此添加任意绘图代码...;FillRect(memDC,(HBRUSH)GetStockObject(WHITE_BRUSH), 0, 0, width, height);//画到memDC中Draw(memDC);BitBlt(hdc, 0, 0, width, height, memDC, 0, 0, SRCCOPY);//内存的memDC－＞hdcEndPaint(hWnd, &ps);tPre = GetTickCount();break;case WM_DESTROY://KillTimer (hWnd, 1) ;PostQuitMessage(0);break;default:return DefWindowProc(hWnd, message, wParam, lParam);}return 0;}

//yard.h#pragma once#include"Frame.h"#include"Egg.h"#include"Snake.h"#include"tool.h"class Yard : public Frame{public:Egg *e1,*e2,*e3,*e4,*e5,*e6,*e7;Snake *s;HBRUSH hBrush ;Yard(int w, int h, HINSTANCE hInst){width = w;height = h;hInstance = hInst;e1= new Egg(rand()%(ROWS-4)+1,rand()%(COLS-4)+1);e2= new Egg(rand()%(ROWS-4)+1,rand()%(COLS-4)+1);e3= new Egg(rand()%(ROWS-4)+1,rand()%(COLS-4)+1);e4= new Egg(rand()%(ROWS-4)+1,rand()%(COLS-4)+1);e5= new Egg(rand()%(ROWS-4)+1,rand()%(COLS-4)+1);e6= new Egg(rand()%(ROWS-4)+1,rand()%(COLS-4)+1);e7= new Egg(rand()%(ROWS-4)+1,rand()%(COLS-4)+1);s = new Snake(20,20);}void Draw(HDC hdc);void KeyDown(WPARAM wParam);void KeyUp();};void Yard::Draw(HDC hdc){hBrush = (HBRUSH)GetStockObject (WHITE_PEN) ;SelectObject (hdc, hBrush) ;//画出横线for(int i=1; i<ROWS; i++) {MoveToEx(hdc, 0, BLOCK_SIZE * i, NULL);LineTo(hdc, COLS * BLOCK_SIZE, BLOCK_SIZE * i);}for(int i=1; i<COLS; i++) {MoveToEx(hdc, BLOCK_SIZE * i, 0, NULL);LineTo(hdc, BLOCK_SIZE * i, BLOCK_SIZE * ROWS);}e1->Draw(hdc);e2->Draw(hdc);e3->Draw(hdc);e4->Draw(hdc);e5->Draw(hdc);e6->Draw(hdc);e7->Draw(hdc);s->Draw(hdc);//if(s->eat(e))//{////e->reAppear();//}s->eat(e1);s->eat(e2);s->eat(e3);s->eat(e4);s->eat(e5);s->eat(e6);s->eat(e7);}void Yard::KeyDown(WPARAM wParam){s->KeyDown(wParam);}void Yard::KeyUp(){}

//snake.h#pragma once#include<windows.h>//#include"Frame.h"#include"tool.h"#include"Egg.h"enum Dir {L, U, R, D};class Snake{public:Snake(int r, int c){n=new Node(r, c,L);n->next = NULL;n->prev = NULL;head = n;tail = n;bPlay=true;}void addToTail();void addToHead();void move();void checkDead();void deleteFromTail();void KeyDown(WPARAM wParam);bool eat(Egg *e);//Vector<int> getRect();int getCol()const;int getRow()const;void Draw(HDC hDC){if(bPlay){move();}for(Node *n = head; n != NULL; n = n->next)n->Draw(hDC);}class Node{public:Node(){}Node(int row,int col,Dir dir){this->col=col;this->row=row;w=BLOCK_SIZE;h=BLOCK_SIZE;this->dir=dir;}void Draw(HDC hDC){FillRect(hDC,(HBRUSH)GetStockObject(BLACK_BRUSH), w*col,h*row,w,h);}//private:Node *next;Node *prev;int col,row;int w,h;Dir dir;};private:bool bPlay;Node* head;Node* tail ;Node* n ;};void Snake::addToTail(){Node *node ;switch(tail->dir) {case L :node = new Node(tail->row, tail->col + 1, tail->dir);break;case U :node = new Node(tail->row + 1, tail->col, tail->dir);break;case R :node = new Node(tail->row, tail->col - 1, tail->dir);break;case D :node = new Node(tail->row - 1, tail->col, tail->dir);break;}tail->next = node;node->prev = tail;tail = node;}void Snake::addToHead(){Node *node;switch(head->dir) {case L :node = new Node(head->row, head->col- 1, head->dir);break;case U :node = new Node(head->row - 1, head->col, head->dir);break;case R :node = new Node(head->row, head->col+ 1, head->dir);break;case D :node = new Node(head->row + 1, head->col, head->dir);break;}node->next = head;head->prev = node;head = node;}void Snake::move(){addToHead();deleteFromTail();checkDead();}void Snake::checkDead(){if(head->row < 1 || head->col < 1 || head->row > ROWS-3 || head->col > COLS-2){bPlay=false;}for(Node *n = head->next; n != NULL; n = n->next) {if(head->row == n->row && head->col == n->col) {bPlay=false;}}}void Snake::deleteFromTail() {//if(size == 0) return;tail = tail->prev;delete tail->next;tail->next = NULL;}bool  Snake::eat(Egg *e) {if(this->getRow()==(e->getRow())&&this->getCol()==e->getCol()) {e->reAppear();this->addToTail();//y.setScore(y.getScore() + 5);return true;}return false;}int Snake::getCol()const{return this->head->col;}int Snake::getRow()const{return this->head->row;}void Snake::KeyDown(WPARAM wParam){switch (wParam){    case   VK_LEFT:if(head->dir!=R)head->dir=L;break;    case   VK_UP:if(head->dir!=D)head->dir=U;break;case   VK_RIGHT:if(head->dir!=L)head->dir=R;break;case   VK_DOWN:if(head->dir!=U)head->dir=D;break;//case VK_RETURN://if(bPlay == true)//bPlay=false;//else//bPlay=true;//break;//SendMessage (hwnd, WM_VSCROLL, SB_TOP, 0) ;}}

//main.cpp#include "Yard.h"Frame *yard = new Yard(500,500, GetModuleHandle(NULL));LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam){return yard->EventHandler(hWnd, message, wParam, lParam);}int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR lpCmdLine, int nCmdShow){yard->CreateFrame();return yard->Run();}