[C++] Console 贪吃蛇

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本文介绍了一个使用TurboC++3.0编写的控制台版贪吃蛇游戏。该程序详细定义了游戏逻辑，包括蛇的移动、食物的生成、碰撞检测等功能，并实现了不同难度级别的设置。

Console版的贪吃蛇

这也是用Turbo C++3.0编译的......

#include <stdio.h> #include <conio.h> #include <time.h> #include <dos.h> #include <stdlib.h> #define TURE 1 #define FALSE 0 #define WALL_UP 1 #define WALL_DOWN 15 #define WALL_LEFT 20 #define WALL_RIGHT 60 #define UP 1 #define DOWN 2 #define LEFT 3 #define RIGHT 4 #define QUIT 5 // define struct typedef struct _SNAKE { int x,y; }SNAKE; ///////////////////////////////////////// // define value SNAKE snake[250]; SNAKE food; int snakeLength; int key; // user press key code int isEat; // Does snake eat food ? int level; // game level int speed; // snake move speed int move_index; int score; // game score //////////////////////////////////////// // Game control function void NewGame(); void PlayGame(); int ExitGame(); // Paint function void PaintBackground(); void PaintInformation(); void PaintSnake(); // Contorl function void ControlKey(); int MoveSnake(); void RandomFood(); void CheckEat(); int CheckHit(); int CheckFoodNoHitSnake(); void SetGameLevel(); //////////////////////////////////////////// void main() { srand(time(NULL)); while(TURE) { NewGame(); PlayGame(); if( ExitGame() ) break; } // end of while } // end of main ///////////////////////////////////////////////////// void NewGame() { int i; snakeLength = 5; level = 1; move_index = 0; score = 0; for(i = 0 ; i < snakeLength ;i++) { snake[i].x = 30 - i; snake[i].y = 10; }// end of for key = RIGHT; isEat = TURE; clrscr(); textcolor(12); gotoxy(10,10); cprintf("@@ @@ @@ @@@@@@@ @@ @@@@@@@ @@@@@@@ @@ @@ @@@@@@@"); gotoxy(10,11); cprintf("@@ @@ @@ @@ @@ @@ @@ @@ @@@ @@@ @@"); gotoxy(10,12); cprintf("@@ @@ @@ @@@@@@@ @@ @@ @@ @@ @@ @ @ @@ @@@@@@@"); gotoxy(10,13); cprintf("@@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @@"); gotoxy(10,14); cprintf(" @@@@@@ @@@@@@@ @@@@@@@ @@@@@@@ @@@@@@@ @@ @@ @@ @@@@@@@"); gotoxy(28,17); textcolor(13 + 128); cprintf("Press anykey to start"); getch(); } // end of NewGame void PlayGame() { clrscr(); PaintBackground(); PaintInformation(); while(key != QUIT) { //clrscr(); SetGameLevel(); ControlKey(); RandomFood(); MoveSnake(); CheckEat(); if(CheckHit()) break; //PaintBackground(); //PaintInformation(); PaintSnake(); delay(30); } // end of while*/ } // end of PlayGame int ExitGame() { clrscr(); textcolor(14); gotoxy(25,12); cprintf("If you want to play again ?"); gotoxy(25,14); cprintf("Press y/n"); int bye; char input; while(TURE) { input = getch(); if(input == 'Y' || input == 'y') { bye = FALSE; break; } // end of if if(input == 'N' || input == 'n') { bye = TURE; break; }// end of if }// end of while return bye; } // end of ExitGame /////////////////////////////////////////// void PaintBackground() { int i,j; textcolor(10); for(i = WALL_UP ; i <= WALL_DOWN ; i++) { for(j = WALL_LEFT;j <= WALL_RIGHT ; j++) { gotoxy(j,i); if(j == WALL_LEFT) cprintf("@"); else if(j == WALL_RIGHT) cprintf("@"); else if(i == WALL_UP) cprintf("@"); else if(i == WALL_DOWN) cprintf("@"); } // end of for } // end of for } // end of PaintBackground void PaintInformation() { textcolor(12); gotoxy(15,19); cprintf("@@@@"); textcolor(15); cprintf("HELP"); textcolor(12); cprintf("@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@"); gotoxy(15,20); cprintf("@@ Press w(up),a(left),s(down),d(right) @@"); gotoxy(15,21); cprintf("@@ to move snake. @@"); gotoxy(15,22); cprintf("@@ Press q to exit @@"); gotoxy(15,23); cprintf("@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@"); } // end of PaintInformation void PaintSnake() { int i; textcolor(9); gotoxy(food.x,food.y); cprintf("$"); // paint food textcolor(11); for(i = 0 ; i < snakeLength ; i++) { gotoxy(snake[i].x,snake[i].y); cprintf("@"); } } // end of PaintSnake void ControlKey() { char input; if(kbhit()) { input = getch(); if((input == 'w' || input == 'W') && key != DOWN) key = UP; else if((input == 's' || input == 'S') && key != UP) key = DOWN; else if((input == 'a' || input == 'A') && key != RIGHT) key = LEFT; else if((input == 'd' || input == 'D') && key != LEFT) key = RIGHT; else if(input == 'q' || input == 'Q') key = QUIT; } // end of if } // end of ControlKey int MoveSnake() { SNAKE next; int i; for(i = 0 ; i < snakeLength ; i++) { // clear snake gotoxy(snake[i].x,snake[i].y); cprintf(" "); } // end of for // Check snake can move if(move_index > speed) move_index = 0; else { move_index++; return FALSE; } // end of else // move snake switch(key) { case UP: next.x = snake[0].x; next.y = snake[0].y - 1; break; case DOWN: next.x = snake[0].x; next.y = snake[0].y + 1; break; case LEFT: next.x = snake[0].x - 1; next.y = snake[0].y; break; case RIGHT: next.x = snake[0].x + 1; next.y = snake[0].y; break; } // end of switch for(i = snakeLength - 1 ; i > 0 ; i--) { snake[i].x = snake[i - 1].x; snake[i].y = snake[i - 1].y; } // end of for snake[0].x = next.x; snake[0].y = next.y; return TURE; } // end of MoveSnake void RandomFood() { if(isEat) { // clear old food and random a new food gotoxy(food.x,food.y); cprintf(" "); while(TURE) { food.x = rand() % 38 + 22; food.y = rand() % 13 + 2; if(CheckFoodNoHitSnake()) break; } // end of while isEat = FALSE; } // end of if } // end of RandomFood void CheckEat() { if(food.x == snake[0].x && food.y == snake[0].y) { score = score + level * 10; isEat = TURE; sound(100); delay(30); nosound(); snakeLength++; } // end of if } // end of CheckEat int CheckHit() { int gameover = FALSE; if(snake[0].x <= WALL_LEFT || snake[0].x >= WALL_RIGHT) gameover = TURE; if(snake[0].y <= WALL_UP || snake[0].y >= WALL_DOWN) gameover = TURE; int i; for(i = 1 ; i < snakeLength ; i++) { if(snake[0].x == snake[i].x && snake[0].y == snake[i].y) { gameover = TURE; break; } // end of if } // end of for if(gameover) { clrscr(); textcolor(13 + 128); gotoxy(33,13); cprintf("Game Over"); delay(3000); } // end of if return gameover; } // end of CheckHit int CheckFoodNoHitSnake() { int i; for(i = 0 ; i < snakeLength ; i++) { if(food.x == snake[i].x && food.y == snake[i].y) return FALSE; } // end of for return TURE; } // end of CheckFoodNoHitSnake void SetGameLevel() { if(level <= 10) { level = snakeLength / 5; } // end of if speed = 11 - level; gotoxy(25,18); cprintf("Game Level : %2d ",level); cprintf("Score : %d",score); } // end of SetGameLevel

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