使用环形链表构造方块，编译前将turboc目录下的egavga.bgi考到源程序所在目录下。
/*************************
<Russia Diamonds Ver 1.0>
Copyright by forever_chang
[email protected]
2001.11.1
*************************/
/*****************************************************************************************/
#include "graphics.h" /*头文件*/
#include "time.h"
#include "stdlib.h"
#include "bios.h"
#include "dos.h"
#include "stdio.h"
#define ESC 0x11b /*键盘扫描码*/
#define UP 0x4800
#define DOWN 0x5000
#define LEFT 0x4b00
#define F1 0x3b00
#define RIGHT 0x4d00
#define YES 0x1579
#define NO 0x316e
#define RESTART 0x1372
/*****************************************************************************************/
struct diamond /*记录每种方块每种状态的信息*/
{
int x[4];
int y[4];
int start_x;
int start_y;
int color;
struct diamond *next;
};
int grid[12][23]; /*记录所有格子的状态 (0)没有方块 (1)有固定方块 (2)有活动方块*/
int x; /*活动方块所在位置*/
int y;
int level; /*游戏难度*/
int count; /*计数器*/
int score;/*得分*/
struct diamond *nowinfo; /*当前活动方块*/
struct diamond *nextinfo; /*下一个方块*/
int color;/*画格子的颜色*/
int backcolor;/*游戏区域背景色*/
/*****************************************************************************************/
void show_interface (int mode);/*显示游戏界面*/
void show_copsign (int topx,int topy,int size,int color);/*显示公司标志--恒基伟业*/
void show_intro (int xs,int ys);/*显示软件介绍区*/
/*void print(); 测试用函数*/
void scandel();/*扫描所有格子看是否有可消除行*/
void show_down ();/*方块下落后的下一个状态*/
void show_next ();/*方块翻转后的下一个状态*/
void show_left ();/*方块向左移动后的下一个状态*/
void show_right ();/*方块向右移动后的下一个状态*/
void interrupt (*oldtimer)();/*指向未安装前的中断向量,即函数指针,指向一段可执行的代码*/
void install();/*安装新的中断向量,即将中断服务程序安装到中断向量表中*/
void interrupt newtimer();/*中断服务程序*/
struct diamond *get_diamond();/*随机得到一个方块*/
struct diamond *create_I();/*函数用来构造各种类形方块的环形链表*/
struct diamond *create_T();/*返回链表中随机一个状态的指针*/
struct diamond *create_L();
struct diamond *create_J();
struct diamond *create_Z();
struct diamond *create_N();
struct diamond *create_H();
void delinfo (struct diamond *info);/*释放当前方块所占用的空间*/
void addtobuffer(int c);/*向键盘缓冲区中增加一个DOWN*/
/*void clrkey();调用dos中断清空键盘缓冲区,未使用此方法.*/
void showsubwin(struct diamond *next);/*在小窗口显示下一个方块*/
void showscore(int scoreget);/*显示分数*/
void startset();/*初始化游戏*/
/*****************************************************************************************/
main ()
{
int driver=VGA;
int mode=VGAHI;
int i;/*计数器*/
int j;
int key;/*记录键盘扫描码*/
initgraph (&driver,&mode,"");/*初始化*/
color=8;
backcolor=7;
level=1;
score=298;
count=0;
show_interface (9);/*显示界面*/
setfillstyle(SOLID_FILL,1);
bar(0,465,640,480);
outtextxy(5,469,"Press any key to start...");
getch();
setfillstyle(SOLID_FILL,9);
bar(0,465,640,480);
showscore(0);/*显示分数*/
randomize();
nowinfo=get_diamond ();/*得到一个当前方块*/
oldtimer=getvect(0x1c);
install(newtimer);
for(i=0;i<=21;i++)/*初始化grid[12][23]*/
{
for(j=1;j<=10;j++)
grid[j][i]=0;
}
for(i=0;i<=22;i++)
{
grid[0][i]=1;
grid[11][i]=1;
}
for(i=0;i<=11;i++)
{
grid[i][22]=1;
}
x=nowinfo->start_x;/*初始化方块位置*/
y=nowinfo->start_y;
nextinfo=get_diamond ();/*得到下一个方块*/
showsubwin(nextinfo);
for (;;)
{
key=bioskey(0);/*得到键盘扫描码*/
if (key)
{
switch(key)
{
case DOWN:{
show_down ();
break;
}
case UP:{
show_next ();
break;
}
case LEFT:{
show_left();
break;
}
case RIGHT:{
show_right();
break;
}
case RESTART:{
install(oldtimer);
setfillstyle(SOLID_FILL,1);
bar(0,465,640,480);
outtextxy(5,469,"Are you sure to restart (Y/N)...");
for (;;)
{
key=bioskey(0);/*得到键盘扫描码*/
if (key==YES)
{
startset();
setfillstyle(SOLID_FILL,9);
bar(0,465,640,480);
break;
}
if (key==NO)
{
setfillstyle(SOLID_FILL,9);
bar(0,465,640,480);
install(newtimer);
break;
}
}
break;
}
/* case F1:{
print();
break;
}
*/
case ESC:{
install(oldtimer);
setfillstyle(SOLID_FILL,1);
bar(0,465,640,480);
outtextxy(5,469,"Are you sure to exit (Y/N)...");
for (;;)
{
key=bioskey(0);/*得到键盘扫描码*/
if (key==YES)
{
closegraph();
exit(0);
}
if (key==NO)
{
setfillstyle(SOLID_FILL,9);
bar(0,465,640,480);
install(newtimer);
break;
}
}
}
}
}
}
}
/*****************************************************************************************/
struct diamond *get_diamond()
{
struct diamond *now;
switch (random(7)+1)
{
case 1:{
now=create_I();
return now;
}
case 2:{
now=create_T();
return now;
}
case 3:{
now=create_L();
return now;
}
case 4:{
now=create_J();
return now;
}
case 5:{
now=create_Z();
return now;
}
case 6:{
now=create_N();
return now;
}
case 7:{
now=create_H();
return now;
}
}
}
/*****************************************************************************************/
void show_interface (int fill_mode)
{
int i;
setbkcolor (9);
setcolor (color);
setfillstyle (SOLID_FILL,backcolor);
bar (100,60,300,420);
bar (360,60,440,140);
rectangle (100,60,300,420);
rectangle (96,56,304,424);
rectangle (360,60,440,140);
rectangle (356,56,444,144);
setfillstyle (fill_mode,14);
floodfill (97,57,color);
floodfill (397,57,color);
setcolor(1);
rectangle(96,56,304,424);
setcolor (color);
for (i=80;i<=400;i+=20)
{
line (100,i,300,i);
}
for (i=120;i<=280;i+=20)
{
line (i,60,i,420);
}
for (i=80;i<=120;i+=20)
{
line (360,i,440,i);
}
for (i=380;i<=420;i+=20)
{
line (i,60,i,140);
}
show_intro (360,180);
show_copsign (475,320,40,1);
setfillstyle(SOLID_FILL,1);
setcolor(14);
rectangle(420,405,534,417);
floodfill (421,406,14);
outtextxy(422,408,"HI-TECH WEALTH");
}
/*****************************************************************************************/
void show_copsign (int topx,int topy,int size,int color)
{
int halfsize,qtrsize;
int xadd,xdel,yadd1,yadd2;
halfsize=0.5*size;
qtrsize=0.25*size;
xadd=topx+size;
xdel=topx-size;
yadd1=topy+size;
yadd2=topy+2*size;
setcolor(color);
line (topx,topy,xdel,yadd1);
line (xdel,yadd1,topx,yadd2);
line (topx,yadd2,xadd,yadd1);
line (xadd,yadd1,topx,topy);
rectangle (topx-halfsize,topy+halfsize,topx+halfsize,yadd1+halfsize);
setfillstyle (SOLID_FILL,color);
floodfill (topx,topy+1,color);
floodfill (xdel+1,yadd1,color);
floodfill (topx,yadd2-1,color);
floodfill (xadd-1,yadd1,color);
rectangle (topx-halfsize,yadd1-qtrsize,topx-0.75*halfsize,yadd1+qtrsize);
floodfill (topx-halfsize+1,yadd1-qtrsize+1,color);
rectangle (topx-qtrsize,yadd1-halfsize,topx+qtrsize,yadd1-0.25*halfsize);
floodfill (topx-qtrsize+1,yadd1-halfsize+1,color);
rectangle (topx+0.75*halfsize,yadd1-qtrsize,topx+halfsize,yadd1+qtrsize);
floodfill (topx+0.75*halfsize+1,yadd1-qtrsize+1,color);
rectangle (topx-qtrsize,yadd1+0.25*halfsize,topx+qtrsize,yadd2-halfsize);
floodfill (topx-qtrsize+1,yadd1+0.25*halfsize+1,color);
setcolor(14);
line (topx,topy-1,xdel-1,yadd1);
line (xdel-1,yadd1,topx,yadd2+1);
line (topx,yadd2+1,xadd+1,yadd1);
line (xadd+1,yadd1,topx,topy-1);
setfillstyle (SOLID_FILL,14);
floodfill (topx,yadd1,color);
}
/*****************************************************************************************/
void show_intro (int xs,int ys)
{
char stemp[20];
setcolor (15);
rectangle(xs-3,ys-3,xs+239,ys+115);
line (xs-3,ys+26,xs+239,ys+26);
line (xs-3,ys+72,xs+239,ys+72);
outtextxy(xs,ys,"Level:");
outtextxy(xs,ys+15,"Score:");
sprintf(stemp," -Roll -Downwards");
stemp[0]=24;
stemp[7]=25;
outtextxy(xs,ys+30,"Help:");
setcolor(14);
outtextxy(xs+40,ys+30,stemp);
outtextxy(xs+40,ys+45,"<-Turn Left >-Turn Right");
outtextxy(xs+40,ys+60,"Esc-Exit R-Restart");
outtextxy(xs,ys+75,"Russia Diamonds Ver 1.0");
outtextxy(xs,ys+90,"CopyRight By ChangYong.01-11-1");
outtextxy(xs,ys+105,"Email:[email protected]");
}
/*****************************************************************************************/
struct diamond *create_I()
{
struct diamond *info;
struct diamond *first;
first=(struct diamond *)malloc(sizeof(struct diamond));
info=(struct diamond *)malloc(sizeof(struct diamond));
first->next=info;
info->next=first;
first->x[0]=0;
first->y[0]=0;
first->x[1]=-1;
first->y[1]=0;
first->x[2]=1;
first->y[2]=0;
first->x[3]=2;
first->y[3]=0;
first->start_x=5;
first->start_y=3;
first->color=2;
info->x[0]=0;
info->y[0]=0;
info->x[1]=0;
info->y[1]=-1;
info->x[2]=0;
info->y[2]=1;
info->x[3]=0;
info->y[3]=2;
info->start_x=5;
info->start_y=1;
info->color=2;
if(random(2)==0) {return first;}
else {return first->next;}
}
/*****************************************************************************************/
struct diamond *create_T()
{
struct diamond *info;
struct diamond *first;
struct diamond *last;
int i;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=-1;
info->y[1]=0;
info->x[2]=0;
info->y[2]=-1;
info->x[3]=1;
info->y[3]=0;
info->start_x=5;
info->start_y=3;
info->color=4;
first=info;
last=info;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=0;
info->y[1]=1;
info->x[2]=0;
info->y[2]=-1;
info->x[3]=1;
info->y[3]=0;
info->start_x=5;
info->start_y=2;
info->color=4;
last->next=info;
last=info;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=-1;
info->y[1]=0;
info->x[2]=1;
info->y[2]=0;
info->x[3]=0;
info->y[3]=1;
info->start_x=5;
info->start_y=2;
info->color=4;
last->next=info;
last=info;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=0;
info->y[1]=1;
info->x[2]=0;
info->y[2]=-1;
info->x[3]=-1;
info->y[3]=0;
info->start_x=5;
info->start_y=2;
info->color=4;
last->next=info;
last=info;
last->next=first;
for (i=0;i<=random(4);i++)
{
first=first->next;
}
return first;
}
/*****************************************************************************************/
struct diamond *create_L()
{
struct diamond *info;
struct diamond *first;
struct diamond *last;
int i;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=0;
info->y[1]=1;
info->x[2]=0;
info->y[2]=-1;
info->x[3]=1;
info->y[3]=1;
info->start_x=5;
info->start_y=2;
info->color=5;
first=info;
last=info;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=-1;
info->y[1]=0;
info->x[2]=1;
info->y[2]=0;
info->x[3]=-1;
info->y[3]=1;
info->start_x=5;
info->start_y=2;
info->color=5;
last->next=info;
last=info;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=0;
info->y[1]=1;
info->x[2]=0;
info->y[2]=-1;
info->x[3]=-1;
info->y[3]=-1;
info->start_x=5;
info->start_y=2;
info->color=5;
last->next=info;
last=info;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=-1;
info->y[1]=0;
info->x[2]=1;
info->y[2]=0;
info->x[3]=1;
info->y[3]=-1;
info->start_x=5;
info->start_y=2;
info->color=5;
last->next=info;
last=info;
last->next=first;
for (i=0;i<=random(4);i++)
{
first=first->next;
}
return first;
}
/*****************************************************************************************/
struct diamond *create_J()
{
struct diamond *info;
struct diamond *first;
struct diamond *last;
int i;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=0;
info->y[1]=1;
info->x[2]=0;
info->y[2]=-1;
info->x[3]=-1;
info->y[3]=1;
info->start_x=5;
info->start_y=2;
info->color=6;
first=info;
last=info;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=-1;
info->y[1]=0;
info->x[2]=1;
info->y[2]=0;
info->x[3]=-1;
info->y[3]=-1;
info->start_x=5;
info->start_y=2;
info->color=6;
last->next=info;
last=info;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=0;
info->y[1]=1;
info->x[2]=0;
info->y[2]=-1;
info->x[3]=1;
info->y[3]=-1;
info->start_x=5;
info->start_y=2;
info->color=6;
last->next=info;
last=info;
info=(struct diamond *)malloc(sizeof(struct diamond));
info->x[0]=0;
info->y[0]=0;
info->x[1]=-1;
info->y[1]=0;
info->x[2]=1;
info->y[2]=0;
info->x[3]=1;
info->y[3]=1;
info->start_x=5;
info->start_y=2;
info->color=6;
last->next=info;
last=info;
last->next=first;
for (i=0;i<=random(4);i++)
{
first=first->next;
}
return first;
}
/*****************************************************************************************/
struct diamond *create_Z()
{
struct diamond *info;
struct diamond *first;
first=(struct diamond *)malloc(sizeof(struct diamond));
info=(struct diamond *)malloc(sizeof(struct diamond));
first->next=info;
info->next=first;
first->x[0]=0;
first->y[0]=0;
first->x[1]=-1;
first->y[1]=0;
first->x[2]=0;
first->y[2]=1;
first->x[3]=1;
first->y[3]=1;
first->start_x=5;
first->start_y=2;
first->color=9;
info->x[0]=0;
info->y[0]=0;
info->x[1]=0;
info->y[1]=1;
info->x[2]=1;
info->y[2]=0;
info->x[3]=1;
info->y[3]=-1;
info->start_x=5;
info->start_y=2;
info->color=9;
if(random(2)==0) {return first;}
else {return first->next;}
}
/*****************************************************************************************/
struct diamond *create_N()
{
struct diamond *info;
struct diamond *first;
first=(struct diamond *)malloc(sizeof(struct diamond));
info=(struct diamond *)malloc(sizeof(struct diamond));
first->next=info;
info->next=first;
first->x[0]=0;
first->y[0]=0;
first->x[1]=0;
first->y[1]=1;
first->x[2]=-1;
first->y[2]=1;
first->x[3]=1;
first->y[3]=0;
first->start_x=5;
first->start_y=2;
first->color=14;
info->x[0]=0;
info->y[0]=0;
info->x[1]=0;
info->y[1]=-1;
info->x[2]=1;
info->y[2]=0;
info->x[3]=1;
info->y[3]=1;
info->start_x=5;
info->start_y=2;
info->color=14;
if(random(2)==0) {return first;}
else {return first->next;}
}
/*****************************************************************************************/
struct diamond *create_H()
{
struct diamond *first;
first=(struct diamond *)malloc(sizeof(struct diamond));
first->next=first;
first->x[0]=0;
first->y[0]=0;
first->x[1]=0;
first->y[1]=1;
first->x[2]=1;
first->y[2]=0;
first->x[3]=1;
first->y[3]=1;
first->start_x=5;
first->start_y=2;
first->color=1;
return first;
}
/*****************************************************************************************/
void show_next ()
{
int nowx;/*记录当前每个格子的位置*/
int nowy;
int i;/*计数器*/
int j;
int haveit;/*当前格子是否已经显示*/
struct diamond *next;/*当前方块的翻转后的下一个状态*/
next=nowinfo->next;
if (next==NULL) {gotoxy(1,1);printf("null");}
for (i=0;i<=3;i++)/*判断是否能够翻转,若不能,就直接退出该函数*/
{
if (grid[x+next->x[i]][y+next->y[i]]==1)
{
return;
}
}
setfillstyle(SOLID_FILL,backcolor);/*设置背景色以消除不需要的格子*/
for (i=0;i<=3;i++)
{
haveit=0;
for (j=0;j<=3;j++)
{
if (next->x[j]==nowinfo->x[i]&&next->y[j]==nowinfo->y[i]) {haveit=1;break;}
}
if (haveit==0) /*判断翻转后该格子是否显示,若不显示,将该格子设为背景色*/
{
grid[x+nowinfo->x[i]][y+nowinfo->y[i]]=0;
if (y+nowinfo->y[i]>=4)/*判断该格子是否到了可以显示的区域*/
floodfill(80+(nowinfo->x[i]+x)*20+1,-20+(nowinfo->y[i]+y)*20+1,color);
}
}
nowinfo=next;
nowx=x;
nowy=y;
setfillstyle(SOLID_FILL,nowinfo->color);/*设置填冲色为方块的颜色*/
for (i=0;i<=3;i++)
{
if (grid[x+nowinfo->x[i]][y+nowinfo->y[i]]!=2)/*如果该格子还没有被显示*/
{
nowx=x+nowinfo->x[i];
nowy=y+nowinfo->y[i];
if (y+nowinfo->y[i]>=4)
floodfill(80+nowx*20+1,-20+nowy*20+1,color);
grid[nowx][nowy]=2; /*设置该格子当前有活动方块*/
}
}
return;
}
/*****************************************************************************************/
void show_left ()
{
int i;/*计数器*/
int j;
int haveit;/*当前格子是否已经显示*/
int nowx;/*记录当前每个格子的位置*/
int nowy;
for (i=0;i<=3;i++)/*判断是否可以向左移动*/
{
if (grid[x-1+nowinfo->x[i]][y+nowinfo->y[i]]==1)
{
return;
}
}
setfillstyle(SOLID_FILL,backcolor);/*设置背景色以消除不需要的格子*/
for (i=0;i<=3;i++)
{
haveit=0;
for (j=0;j<=3;j++)
{
if (nowinfo->x[i]==nowinfo->x[j]-1&&nowinfo->y[i]==nowinfo->y[j]) {haveit=1;break;}
}
if (haveit==0) /*判断翻转后该格子是否显示,若不显示,将该格子设为背景色*/
{
grid[x+nowinfo->x[i]][y+nowinfo->y[i]]=0;
if (y+nowinfo->y[i]>=4)/*判断该格子是否到了可以显示的区域*/
floodfill(80+(nowinfo->x[i]+x)*20+1,-20+(nowinfo->y[i]+y)*20+1,color);
}
}
setfillstyle(SOLID_FILL,nowinfo->color);/*设置填冲色为方块的颜色*/
for (i=0;i<=3;i++)
{
nowx=x+nowinfo->x[i]-1;
nowy=y+nowinfo->y[i];
if (grid[nowx][nowy]!=2)/*如果该格子还没有被显示*/
{
if (nowy>=4)
floodfill(80+nowx*20+1,-20+nowy*20+1,color);
grid[nowx][nowy]=2;
}
}
x=x-1;
return;
}
/*****************************************************************************************/
void show_right ()
{
int i;/*计数器*/
int j;
int haveit;/*当前格子是否已经显示*/
int nowx;/*记录当前每个格子的位置*/
int nowy;
for (i=0;i<=3;i++)
{
if (grid[x+1+nowinfo->x[i]][y+nowinfo->y[i]]==1)
{
return;/*判断是否可以向右移动*/
}
}
setfillstyle(SOLID_FILL,backcolor);/*设置背景色以消除不需要的格子*/
for (i=0;i<=3;i++)
{
haveit=0;
for (j=0;j<=3;j++)
{
if (nowinfo->x[i]==nowinfo->x[j]+1&&nowinfo->y[i]==nowinfo->y[j]) {haveit=1;break;}
}
if (haveit==0)/*判断翻转后该格子是否显示,若不显示,将该格子设为背景色*/
{
grid[x+nowinfo->x[i]][y+nowinfo->y[i]]=0;
if (y+nowinfo->y[i]>=4)/*判断该格子是否到了可以显示的区域*/
floodfill(80+(nowinfo->x[i]+x)*20+1,-20+(nowinfo->y[i]+y)*20+1,color);
}
}
setfillstyle(SOLID_FILL,nowinfo->color);/*设置填冲色为方块的颜色*/
for (i=0;i<=3;i++)
{
nowx=x+nowinfo->x[i]+1;
nowy=y+nowinfo->y[i];
if (grid[nowx][nowy]!=2)
{
if (nowy>=4)/*判断该格子是否到了可以显示的区域*/
floodfill(80+nowx*20+1,-20+nowy*20+1,color);
grid[nowx][nowy]=2;
}
}
x=x+1;
return;
}
/*****************************************************************************************/
void show_down ()
{
int i;/*计数器*/
int j;
int haveit;/*当前格子是否已经显示*/
int nowx;/*记录当前每个格子的位置*/
int nowy;
int key;
for (i=0;i<=3;i++)
{
if (grid[x+nowinfo->x[i]][y+nowinfo->y[i]+1]==1)/*判断方块是否能够下落*/
{
for (j=0;j<=3;j++)
{
grid[x+nowinfo->x[j]][y+nowinfo->y[j]]=1;
if (y+nowinfo->y[j]<=3)
{/*判断游戏是否已经玩完*/
install(oldtimer);
setfillstyle(SOLID_FILL,1);
bar(0,465,640,480);
outtextxy(5,469,"Do you want to restart (Y/N)...");
for (;;)
{
key=bioskey(0);
if (key==YES)
{
startset();
setfillstyle(SOLID_FILL,9);
bar(0,465,640,480);
return;
}
if (key==NO)
{
closegraph();
exit (0);}
}
}
}
delinfo(nowinfo);
scandel();/*扫描,删除*/
delay(2500);
while(bioskey(1)) bioskey(0);/*清除键盘缓冲区*/
/* clrkey();*/
nowinfo=nextinfo;/*得到新的方块*/
nextinfo=get_diamond();/*得到下一个方块*/
showsubwin(nextinfo);
x=nowinfo->start_x;/*重新设置方块位置*/
y=nowinfo->start_y;
return;
}
}
setfillstyle(SOLID_FILL,backcolor);/*设置背景色以消除不需要的格子*/
for (i=0;i<=3;i++)
{
haveit=0;
for (j=0;j<=3;j++)
{
if (nowinfo->x[i]==nowinfo->x[j]&&nowinfo->y[i]==nowinfo->y[j]+1) {haveit=1;break;}
}
if (haveit==0)/*判断翻转后该格子是否显示,若不显示,将该格子设为背景色*/
{
grid[x+nowinfo->x[i]][y+nowinfo->y[i]]=0;
if (y+nowinfo->y[i]>=4)/*判断该格子是否到了可以显示的区域*/
floodfill(80+(nowinfo->x[i]+x)*20+1,-20+(nowinfo->y[i]+y)*20+1,color);
}
}
setfillstyle(SOLID_FILL,nowinfo->color);/*设置填冲色为方块的颜色*/
for (i=0;i<=3;i++)
{
nowx=x+nowinfo->x[i];
nowy=y+nowinfo->y[i]+1;
if (grid[nowx][nowy]!=2)/*如果该格子还没有被显示*/
{
if (nowy>=4)
floodfill(80+nowx*20+1,-20+nowy*20+1,color);
grid[nowx][nowy]=2;
}
}
y=y+1;
return;
}
/*****************************************************************************************/
/*void print()测试用函数
{
int i;
int j;
gotoxy(1,1);
for (j=0;j<=22;j++)
{for (i=0;i<=11;i++)
{
printf ("%d",grid[i][j]);}
printf ("\n");
}
}*/
/*****************************************************************************************/
void scandel()
{
int i;
int k;
int j;
int num;
int scoreadd;
scoreadd=0;
for (k=21;k>=4;k--)
{
num=0;
for (i=1;i<=10;i++)
{
if (grid[i][k]==1) num++;
}
if (num==10)
{
scoreadd++;
for (i=1;i<=10;i++)
{
setfillstyle(SOLID_FILL,backcolor);
floodfill(80+i*20+1,-20+k*20+1,color);
}
for (j=k;j>=5;j--)
{
for (i=1;i<=10;i++)
{
setfillstyle(SOLID_FILL,getpixel(80+i*20+1,-40+j*20+1));
floodfill(80+i*20+1,-20+j*20+1,color);
grid[i][j]=grid[i][j-1];
}
}
for (i=1;i<=10;i++)
{
setfillstyle(SOLID_FILL,backcolor);
floodfill(80+i*20+1,61,color);
grid[i][4]=0;
}
k++;
}
}
if (scoreadd!=0) showscore(2*scoreadd-1);
}
/*****************************************************************************************/
void interrupt newtimer()/*新的定时中断调用*/
{
int leveltemp;
leveltemp=11-level;
count++;
if(count>=leveltemp)
{
addtobuffer(DOWN);
count=0;
}
(*oldtimer)();
}
/*****************************************************************************************/
void install (void interrupt (*paddr)())
{
disable();
setvect(0x1c,paddr);
enable();
}
/******************************************************************************************/
void delinfo (struct diamond *info)/*释放开辟的空间*/
{
struct diamond *now;
struct diamond *next;
now=info->next;
next=info->next;
while(next!=info)
{
next=now->next;
free(now);
now=next;
}
free(info);
}
/******************************************************************************************/
void addtobuffer(int c)/*向键盘缓冲区中增加一个DOWN*/
{
unsigned i;
i=*(unsigned far *)0x0040001CL;
*(unsigned far *)(0x00400000L | i)=c;
i+=2;
if (i>=*(unsigned far *)0x00400082L) i=*(unsigned far *)0x00400080L;
*(unsigned far *)0x0040001CL=i;
}
/******************************************************************************************/
/*void clrkey()调用dos中断清空键盘缓冲区,未使用此方法.
{
union REGS in ;
in.h.ah = 0x0c ;
in.h.al = 0x00 ;
intdos(&in , &in) ;
}
*/
/******************************************************************************************/
void showsubwin(struct diamond *next)
{
int i;/*计数器*/
int j;
setfillstyle (SOLID_FILL,backcolor);
for (i=0;i<=3;i++)
{
for(j=0;j<=3;j++)
{
floodfill(361+20*i,61+20*j,color);
}
}
setfillstyle (SOLID_FILL,next->color);
for (i=0;i<=3;i++)
{
floodfill(381+next->x[i]*20,81+next->y[i]*20,color);
}
}
/******************************************************************************************/
void showscore(int scoreget)
{
char sscore[6];
char slevel[2];
score+=scoreget;
if (score<1000) level=score/100+1;
sprintf(sscore,"%d",score);
sprintf(slevel,"%d",level);
setfillstyle(SOLID_FILL,9);
bar(406,179,490,203);
setcolor(14);
outtextxy (408,180,slevel);
outtextxy (408,195,sscore);
}
/*******************************************************************************************/
void startset()
{
int i;
int j;
setfillstyle(SOLID_FILL,backcolor);
for(i=0;i<=21;i++)/*重新初始化*/
{
for(j=1;j<=10;j++)
if (grid[j][i]!=0)
{
grid[j][i]=0;
if (i>=4) floodfill(80+j*20+1,-20+i*20+1,color);
}
}
score=0;
showscore(0);
nowinfo=get_diamond ();/*得到一个当前方块*/
x=nowinfo->start_x;/*初始化方块位置*/
y=nowinfo->start_y;
nextinfo=get_diamond ();/*得到下一个方块*/
showsubwin(nextinfo);
install(newtimer);
}
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