c++贪吃蛇单缓冲版最终

HDU/数字媒体技术/游戏程序设计作业

#define _CRT_SECURE_NO_DEPRECATE
#include<iostream>
#include <math.h>
#include<windows.h>
#include<conio.h>using namespace std;
bool BufferSwapFlag = false;
bool gameover;
int patten = 2;
const int width = 20;
const int height = 20;
char ScreenData[width + 5][height + 5];
int x, y, fruitX, fruitY, score;
enum eDirection { STOP = 0, LEFT, RIGHT, UP, DOWN };
eDirection dir;
int tailX[100], tailY[100];
int nTail = 1;
int fruitFlash = 0;
int NANDU = 100;
bool PAUSE = false;
bool quit = false;
bool devilfruit = false;
int GOfruit = 0;
HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);void Initial()
{SetConsoleTitleA("Console_贪吃蛇");COORD dSize = { 80,25 };SetConsoleScreenBufferSize(h, dSize);//窗口缓冲区大小CONSOLE_CURSOR_INFO _cursor = { 1,false };//设置光标大小，隐藏光标SetConsoleCursorInfo(h, &_cursor);gameover = false;dir = STOP;x = width / 2;y = height / 2;fruitX = rand() % width;fruitY = rand() % height;score = 0;nTail = 1;for (int i = 0; i < 100; i++){tailX[i] = 0;tailY[i] = 0;}
}void Input()
{if (_kbhit()){switch (_getch()){case 'a':{if (dir != RIGHT)dir = LEFT;break;}case 'd':{if (dir != LEFT)dir = RIGHT;break;}case 'w':{if (dir != DOWN)dir = UP;break;}case 's':{if (dir != UP)dir = DOWN;break;}case 'h':NANDU -= 30;break;case 'e':NANDU += 30;break;case 'm':case 'M':{if (!devilfruit)devilfruit = true;elsedevilfruit = false;break;}case 'p':case 'P':{if (!PAUSE)PAUSE = true;else if (PAUSE)PAUSE = false;break;}case 'n':case 'N':{gameover = true;quit = false;break;}default:break;}}
}void overput()
{if (_kbhit()){switch (_getch()){case 'y':case 'Y':{gameover = false;system("cls");break;}case 'n':case 'N':{gameover = false;quit = true;}default:break;}}
}void Logic()
{int prevX = tailX[0];int prevY = tailY[0];int prev2X, prev2Y;tailX[0] = x;tailY[0] = y;if (NANDU > 130)NANDU = 130;if (NANDU < 10)NANDU = 10;switch (dir){case LEFT:x--;break;case RIGHT:x++;break;case UP:y--;break;case DOWN:y++;break;default:break;}//吃果子加分if (x == fruitX && y == fruitY){score += 10;fruitX = rand() % width;fruitY = rand() % height;nTail++;}if (GOfruit == 20){SetConsoleTextAttribute(h, 0X76);COORD pos;pos.X = 2 * fruitX + 2;pos.Y = fruitY + 1;SetConsoleCursorPosition(h, pos);cout << "  ";fruitX = rand() % width;fruitY = rand() % height;GOfruit = 0;}for (int i = 1; i < nTail; i++){prev2X = tailX[i];prev2Y = tailY[i];tailX[i] = prevX;tailY[i] = prevY;prevX = prev2X;prevY = prev2Y;}for (int i = 1; i < nTail; i++){if (tailX[i] == fruitX && tailY[i] == fruitY){fruitX = rand() % width;fruitX = rand() % height;}if (tailX[i] == x && tailY[i] == y){gameover = true;}}//模式选择 现默认为穿墙if (patten == 1){if (x > width || x<0 || y>height || y < 0)gameover = true;}else if (patten == 2){if (x >= width)x = 1;else if (x < 0)x = width - 1;if (y >= height)y = 0;else if (y < 0)y = height - 1;}
}//光标位置
void setPos(int X, int Y)
{COORD pos;pos.X = 2 * (X + 1);pos.Y = Y + 1;SetConsoleCursorPosition(h, pos);
}void DrawMap()
{system("cls");//舞台清除int textcolor = 0X99;SetConsoleTextAttribute(h, textcolor);setPos(-1, -1);for (int i = 0; i < width + 2; i++){cout << "##";}for (int i = 0; i < height; i++){setPos(-1, i);for (int j = 0; j < width + 2; j++){if (j == 0){textcolor = 0X99;SetConsoleTextAttribute(h, textcolor);cout << "##";}else if (j == width + 1){textcolor = 0X99;SetConsoleTextAttribute(h, textcolor);cout << "##";}else{textcolor = 0X76;SetConsoleTextAttribute(h, textcolor);cout << "  ";}}cout << endl;}setPos(-1, height);for (int i = 0; i < width + 2; i++){textcolor = 0X99;SetConsoleTextAttribute(h, textcolor);cout << "##";}cout << endl;
}void eraseSnake()
{for (int i = 0; i < nTail; i++){SetConsoleTextAttribute(h, 0X76);setPos(tailX[i], tailY[i]);cout << "  ";}
}void DrawLocally()
{//水果if (fruitFlash){setPos(fruitX, fruitY);SetConsoleTextAttribute(h, 0X44);cout << "FF";fruitFlash++;if (fruitFlash % 5 == 0)fruitFlash = 0;}else{setPos(fruitX, fruitY);SetConsoleTextAttribute(h, 0X76);cout << "  ";fruitFlash = 1;}//蛇for (int i = 0; i < nTail; i++){setPos(tailX[i], tailY[i]);if (i == 0){SetConsoleTextAttribute(h, 0X22);cout << "OO";}else{SetConsoleTextAttribute(h, 0Xaa);cout << "oo";}}//setPos(0, height + 1);//SetConsoleTextAttribute(h, 0X0e);//cout << "游戏得分:" << score;
}void gameover_info()
{setPos(8, 9);SetConsoleTextAttribute(h, 0x74);cout << "游戏结束";setPos(6, 10);cout << "Y重新开始/N退出";int textcolor = 0X09;SetConsoleTextAttribute(h, textcolor);
}void Prompt_info(int _x, int _y)
{int InitalX = 20, initalY = -1;int i = 0;SetConsoleTextAttribute(h, 0x0f);setPos(_x + InitalX, _y + initalY);cout << "▲游戏说明";initalY++;setPos(_x + InitalX, _y + initalY);cout << "    1.蛇身自撞，游戏结束";initalY++;setPos(_x + InitalX, _y + initalY);cout << "  2.蛇可穿墙";initalY++;setPos(_x + InitalX, _y + initalY);cout << "  3.蛇不可回头";initalY += 2;setPos(_x + InitalX, _y + initalY);cout << "●操作说明";initalY++;setPos(_x + InitalX, _y + initalY);cout << " 向左移动：A";initalY++;setPos(_x + InitalX, _y + initalY);cout << "   向上移动：W";initalY++;setPos(_x + InitalX, _y + initalY);cout << "   向右移动：D";initalY++;setPos(_x + InitalX, _y + initalY);cout << "   向下移动：S";initalY++;setPos(_x + InitalX, _y + initalY);cout << "   开始游戏：任意方向键";initalY++;SetConsoleTextAttribute(h, 0x40);setPos(_x + InitalX, _y + initalY);cout << "  难度增加(加速)：H";initalY++;SetConsoleTextAttribute(h, 0xa0);setPos(_x + InitalX, _y + initalY);cout << "  难度降低(减速)：E";initalY++;SetConsoleTextAttribute(h, 0xb0);setPos(_x + InitalX, _y + initalY);cout << "  魔鬼模式（欢迎挑战）：M";initalY++;SetConsoleTextAttribute(h, 0x0f);setPos(_x + InitalX, _y + initalY);cout << "  游戏暂停：P";initalY++;setPos(_x + InitalX, _y + initalY);cout << "   退出游戏：N";initalY += 2;setPos(_x + InitalX, _y + initalY);cout << "■作者：杭电数媒Rick";}void showScore(int _x, int _y)
{setPos(_x + 20, _y + 17);SetConsoleTextAttribute(h, 0x0f);cout << "当前难度:" << 5 - ((NANDU - 10) / 30);setPos(_x + 20, _y + 19);SetConsoleTextAttribute(h, 0x0f);cout << "当前积分：";SetConsoleTextAttribute(h, 0x0c);cout << score;
}void gamepause()
{if (PAUSE){setPos(8, 9);SetConsoleTextAttribute(h, 0x74);cout << "游戏暂停";}else{setPos(8, 9);SetConsoleTextAttribute(h, 0x74);cout << "        ";}
}int main()
{do{Initial();DrawMap();Prompt_info(3, 1);while (!gameover){Input();if (!PAUSE){eraseSnake();Logic();DrawLocally();showScore(3, 1);Sleep(NANDU);if (devilfruit)GOfruit++;}gamepause();}gameover_info();while (gameover){overput();Sleep(50);}} while (!quit);setPos(0, height + 3);system("pause");return 0;
}

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