my2048.c
复制代码 代码如下:
#include"my_getch.h"
#include"math.h"
#include"time.h"

#define SPACE() printf(" ")
#define RED_NUM(n) printf("\033[;31m%4d",(n))
#define GREEN_NUM(n) printf("\033[;32m%4d",(n))
#define BLUE_NUM(n) printf("\033[;34m%4d",(n))
#define YELLOW_NUM(n) printf("\033[;33m%4d",(n))
#define PURPLE_NUM(n) printf("\033[;35m%4d",(n))
#define DEEPGREEN_NUM(n) printf("\033[;36m%4d",(n))

void printNum(const int num)
{
if(num==0)
SPACE();
else if(num==1024 || num==32)
RED_NUM(num);
else if(num==2 || num==64 )
BLUE_NUM(num);
else if(num==4 || num==128)
GREEN_NUM(num);
else if(num==8 || num==256)
YELLOW_NUM(num);
else if(num==16 || num==512)
PURPLE_NUM(num);
else
DEEPGREEN_NUM(num);
}

enum game_stat{PLAYING,FAILED,EXITED,DONE};
enum cmd{UP,DOWN,LEFT,RIGHT,QUIT,INVALID};

enum cmd direction;
short empty[16];

struct Game
{
int box[16];
enum game_stat stat;
int step;
unsigned long int point;
}game;
void init_game()
{
int i;
for(i=0;i<16;i++)
game.box[i]=0;
game.stat=PLAYING;
game.step=0;
game.point=0;
}

void check_fail()
{
int i,j;
for(i=0;i<4;i++)
for(j=0;j<3;j++)
if(game.box[i*4+j]==game.box[i*4+j+1])
return;
for(j=0;j<4;j++)
for(i=0;i<3;i++)
if(game.box[i*4+j]==game.box[(i+1)*4+j])
return;

game.stat=FAILED;
}

int get2or4()
{
int x=rand()%4;
return x>3 ? 4:2;
}

void inputCmd()
{
char c=my_getch();
if(c==27)
{
c=my_getch();
if(c==91)
{
c=my_getch();
if(c==65)
direction=UP;
if(c==66)
direction=DOWN;
if(c==67)
direction=RIGHT;
if(c==68)
direction=LEFT;
//printf("%d ",c);
}
}
else if(c=='\n')
direction=QUIT;
else
direction=INVALID;
}

int findPos()
{
int i,count=0,pos;
for(i=0;i<16;i++)
empty[i]=-1;
for(i=0;i<16;i++)
{
if(game.box[i]==0)
empty[count++]=i;
}
if(count==0)
return -1;//game over
pos=empty[rand()%count];
//printf("pos=%d\n",pos);
return pos;
}

int merge()//不可以移动时返回-1
{
int box_4x4[4][4];
int i,j,deep;
int has_move=-1,merge_line=0;

for(i=0;i<4;i++)
for(j=0;j<4;j++)
box_4x4[i][j]=game.box[i*4+j];

if(direction==RIGHT)
{
//printf("RIGHT");
for(i=0;i<4;i++)
{
deep=3;
merge_line=0;
for(j=3;j>=0;j--)
{
if(box_4x4[i][j]!=0)
{
box_4x4[i][deep]=box_4x4[i][j];
if(deep!=j) box_4x4[i][j]=0;
if(deep<3 && merge_line==0 && box_4x4[i][deep]==box_4x4[i][deep+1] )
{ game.point+=box_4x4[i][deep+1]; box_4x4[i][deep+1]*=2;
box_4x4[i][deep]=0; merge_line=1; }
else deep--;
}
}
}
}
if(direction==LEFT)
{
//printf("LEFT");
for(i=0;i<4;i++)
{
deep=0;
merge_line=0;
for(j=0;j<4;j++)
{
if(box_4x4[i][j]!=0)
{
box_4x4[i][deep]=box_4x4[i][j];
if(deep!=j) box_4x4[i][j]=0;
if(deep>0 && merge_line==0 && box_4x4[i][deep]==box_4x4[i][deep-1] )
{ game.point+=box_4x4[i][deep-1]; box_4x4[i][deep-1]*=2;
box_4x4[i][deep]=0; merge_line=1; }
else deep++;
}
}
}
}
if(direction==UP)
{
//printf("UP");
for(j=0;j<4;j++)
{
deep=0;
merge_line=0;
for(i=0;i<4;i++)
{
if(box_4x4[i][j]!=0)
{
box_4x4[deep][j]=box_4x4[i][j];
if(deep!=i) box_4x4[i][j]=0;
if(deep>0 && merge_line==0 && box_4x4[deep][j]==box_4x4[deep-1][j])
{ game.point+=box_4x4[deep-1][j]; box_4x4[deep-1][j]*=2;
box_4x4[deep][j]=0; merge_line=1; }
else deep++;
}
}
}
}
if(direction==DOWN)
{
//printf("DOWN");
for(j=0;j<4;j++)
{
merge_line=0;
deep=3;
for(i=3;i>=0;i--)
{
if(box_4x4[i][j]!=0)
{
box_4x4[deep][j]=box_4x4[i][j];
if(deep!=i) box_4x4[i][j]=0;
if(deep<3 && merge_line==0 && box_4x4[deep][j]==box_4x4[deep+1][j])
{ game.point+=box_4x4[deep+1][j]; box_4x4[deep+1][j]*=2;
box_4x4[deep][j]=0; merge_line=1; }
else deep--;
}
}
}
}

for(i=0;i<4;i++)
for(j=0;j<4;j++)
if(game.box[i*4+j]!=box_4x4[i][j])
{
game.box[i*4+j]=box_4x4[i][j];
has_move=1;
if(game.box[i*4+j]==2048) game.stat=DONE;
}
return has_move;
}

void drawBox()
{
int *box=game.box;

printf("\033[2J");//清屏
printf("\033[2H");//光标复位
printf("\033[?25l");//隐藏光标

printf(" steps: %8d points: %10lu \n",game.step,game.point);
printf("\033[;30m---------------------------------\n");
printf("\033[;30m| | | | |\n");
//printf("| %4d | %4d | %4d | %4d |\n",box[0],box[1],box[2],box[3]);
printf("\033[;30m| ");
printNum(box[0]); printf("\033[;30m | ");
printNum(box[1]); printf("\033[;30m | ");
printNum(box[2]); printf("\033[;30m | ");
printNum(box[3]); printf("\033[;30m |\n");
printf("\033[;30m| | | | |\n");
printf("\033[;30m+-------+-------+-------+-------+\n");
printf("\033[;30m| | | | |\n");
//printf("| %4d | %4d | %4d | %4d |\n",box[4],box[5],box[6],box[7]);
printf("\033[;30m| ");
printNum(box[4]); printf("\033[;30m | ");
printNum(box[5]); printf("\033[;30m | ");
printNum(box[6]); printf("\033[;30m | ");
printNum(box[7]); printf("\033[;30m |\n");
printf("\033[;30m| | | | |\n");
printf("\033[;30m+-------+-------+-------+-------+\n");
printf("\033[;30m| | | | |\n");
//printf("| %4d | %4d | %4d | %4d |\n",box[8],box[9],box[10],box[11]);
printf("\033[;30m| ");
printNum(box[8]); printf("\033[;30m | ");
printNum(box[9]); printf("\033[;30m | ");
printNum(box[10]); printf("\033[;30m | ");
printNum(box[11]); printf("\033[;30m |\n");
printf("\033[;30m| | | | |\n");
printf("\033[;30m+-------+-------+-------+-------+\n");
printf("\033[;30m| | | | |\n");
//printf("| %4d | %4d | %4d | %4d |\n",box[12],box[13],box[14],box[15]);
printf("\033[;30m| ");
printNum(box[12]); printf("\033[;30m | ");
printNum(box[13]); printf("\033[;30m | ");
printNum(box[14]); printf("\033[;30m | ");
printNum(box[15]); printf("\033[;30m |\n");
printf("\033[;30m| | | | |\n");
printf("\033[;30m---------------------------------\n");
if(game.stat==FAILED)
printf(" oh,failed! try again.\n");
else if(game.stat==DONE)
printf(" yeah,you won! \n");
else

}

int main(int argc,char** argv)
{
int pwdlen=10;
int newPos;
int has_merge=1;
init_game();
srand(time(0));
fflush(stdin);
while(1)
{
//printf("\033[2J");//清屏
//printf("\033[2H");//光标复位
//printf("\033[?25l");//隐藏光标
newPos=findPos();
if(newPos==-1)
{
check_fail();
if(game.stat==FAILED)
break;
}
if(has_merge!=-1)
{
game.box[newPos]=get2or4();
}
drawBox();

inputCmd(direction);
if(direction==QUIT)
break;
else if(direction==INVALID)
continue;
else
{
has_merge=merge();
if(game.stat==DONE) break;
if(has_merge!=-1) game.step++;
}
}
drawBox();
printf("\033[;30m");
}

my_getch.h
复制代码 代码如下:
/*---------------------------------------
** copyright (c) 2013-3-2 DeltaYang
** E-mail: DeltaYang89@gmail.com
** getch.c:模拟实现getch()
**--------------------------------------*/
#ifndef MYGETCH_H
#define MYGETCH_H

#include <stdio.h>
#include <termios.h> //操作终端
#include <unistd.h>
#include <assert.h>
#include <string.h>

char my_getch()
{
int c=0;
struct termios org_opts, new_opts;
int res=0;
//保留终端原来设置
res=tcgetattr(STDIN_FILENO, &org_opts);
assert(res==0);
//从新设置终端参数
memcpy(&new_opts, &org_opts, sizeof(new_opts));
new_opts.c_lflag &= ~(ICANON | ECHO | ECHOE | ECHOK | ECHONL | ECHOPRT | ECHOKE | ICRNL);
tcsetattr(STDIN_FILENO, TCSANOW, &new_opts);
c=getchar();
//恢复中断设置
res=tcsetattr(STDIN_FILENO, TCSANOW, &org_opts);assert(res==0);
return c;
}

#endif