my2048.c
#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))
/*根据不同的number进行不同的宏替换,输出不同颜色的数字*/
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;
}
/*检验游戏是否能否继续*/
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;
}
/*2和4出现的概率比为3/1*/
int get2or4()
{
int x=rand()%4;
return x>3 ? 4:2;
}
/*接收键盘的键入,方向键由三个char类型字符表示:
上:27 91 65
下:27 91 66
右:27 91 67
左:27 91 68
*/
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;
}
/*检索空位,即为0的值
*/
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\");
}
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