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#include "stdafx.h"
#include <iostream>
#include <conio.h>
#include <time.h>
#include <Windows.h>
using namespace std;
bool gameOver;
const int width = 30;
const int height = 20;
int x, y, fruitX, fruitY, score;
int tailX[100], tailY[100];
int nTail;
enum eDirection { STOP = 0, LEFT, RIGHT, UP, DOWN };
eDirection dir;
void Setup() {
srand(time(NULL));
gameOver = false;
dir = STOP;
x = width / 2 - 1;
y = height / 2 - 1;
fruitX = rand() % width;
fruitY = rand() % height;
score = 0;
}
void Draw() {
Sleep(75);
system("cls");
for (int i = 0; i < width + 1; i++)
cout << "#";
cout << endl;
for (int i = 0; i < height; i++) {
for (int j = 0; j < width; j++) {
if (j == 0 || j == width - 1)
cout << "#";
if (i == y && j == x)
cout << "S";
else if (i == fruitY && j == fruitX)
cout << "F";
else {
bool print = false;
for (int k = 0; k < nTail; k++) {
if (tailX[k] == j && tailY[k] == i){
print = true;
cout << 's';
}
}
if(!print)
cout << " ";
}
}
cout << endl;
}
for (int i = 0; i < width + 1; i++)
cout << "#";
cout << endl;
cout << "Score: " << score << endl;
}
void Input() {
if (_kbhit()) {
switch (_getch())
{
case 'w':
dir = UP;
break;
case 's':
dir = DOWN;
break;
case 'a':
dir = LEFT;
break;
case 'd':
dir = RIGHT;
break;
case 'x':
gameOver = true;
}
}
}
void Logic() {
bool keyA = true, keyD = true, keyW = true, keyS = true;
int prevX = tailX[0];
int prevY = tailY[0];
int prev2X, prev2Y;
tailX[0] = x;
tailY[0] = y;
for (int i = 1; i < nTail; i++) {
prev2X = tailX[i];
prev2Y = tailY[i];
tailX[i] = prevX;
tailY[i] = prevY;
prevX = prev2X;
prevY = prev2Y;
}
switch (dir)
{
case LEFT:
if (keyA = true)
x--;
keyD = false;
keyS = true;
keyW = true;
break;
case RIGHT:
if (keyD = true)
x++;
keyA = false;
keyW = true;
keyS = true;
break;
case UP:
if (keyW = true)
y--;
keyA = true;
keyD = true;
keyS = false;
break;
case DOWN:
if (keyS = true)
y++;
keyA = true;
keyD = true;
keyW = false;
break;
}
//if (x > width || x < 0 || y > height || y < 0)
// gameOver = true;
if (x >= width - 1)
x = 0;
else if (x < 0)
x = width - 2;
if (y >= height)
y = 0;
else if (y < 0)
y = height - 1;
for (int i = 0; i < nTail; i++) {
if (tailX[i] == x && tailY[i] == y)
gameOver = true;
}
if (x == fruitX && y == fruitY) {
score += 10;
fruitX = rand() % width;
fruitY = rand() % height;
nTail++;
}
}
int main()
{
Setup();
while (!gameOver) {
Draw();
Input();
Logic();
}
return 0;
}
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