磁盘记录方式模拟.c

磁盘记录方式的模拟

/*磁盘记录方式模拟(RZ方式) */ 
    #include "graphics.h" 
    #include "conio.h" 
    #include "stdio.h" 
    #include "ctype.h" 

    void linex(int i,int g,int j,int k,int l) 
  { 
    int m; 
    if(i<j) 
  for(m=i;m<j;m++) 
    { 
      line(m,g,m+1,k); 
      delay(l); 
    } 
    else 
  for(m=i;m>j;m--) 
    { 
line(m,g,m-1,k); 
delay(l); 
    } 
  } 
void liney(int g,int i,int k,int j,int l) 
    { 
      int m; 
      if(i<j) 
      for(m=i;m<j;m++) 
{ 
  line(g,m,k,m+1); 
  delay(l); 
} 
      else 
      for(m=i;m>j;m--) 
{ 
    line(g,m,k,m-1); 
    delay(l); 
} 
    } 
void linehshsh(int h,int i,int j,int k,int l,int m,int n,int g) 
  { 
  linex(h,i,j,i,g); 
  liney(j,i,j,k,g); 
  linex(j,k,l,k,g); 
  liney(l,k,l,m,g); 
  linex(l,m,n,m,g); 
  } 

void  outtextxys(int i,int j,int k) 
    { 
      int m,n; 
      if(k<10) 
switch(k) 
    { 
case 1: 
      outtextxy(i,j,"1"); 
      break; 
case 2: 
      outtextxy(i,j, "2"); 
      break; 
case 3: 
      outtextxy(i,j,"3"); 
      break; 
case 4: 
      outtextxy(i,j, "4"); 
      break; 
case 5: 
      outtextxy(i,j,"5"); 
      break; 
case 6: 
      outtextxy(i,j, "6"); 
      break; 
case 7: 
      outtextxy(i,j,"7"); 
      break; 
case 8: 
      outtextxy(i,j, "8"); 
      break; 
case 9: 
      outtextxy(i,j,"9"); 
      break; 
default: 
      outtextxy(i,j, "0"); 
    } 
      else 
    { 
m=k/10; 
n=k%10; 
outtextxys(i,j, m); 
outtextxys(i+5,j,n); 
    } 
    } 


    main( ) 
      { 
  int graphdriver=DETECT,graphmode; 
  int i,j,l,h,m,n,a[17],b; 
      /* registerbgidriver(EGAVGA_driver);      */ 
  initgraph(&graphdriver,&graphmode,""); 
  start:  cleardevice(); 
  m=75;n=180;h=32; 
  gotoxy(6,3); 
  printf("Choose (1:Single;2:Whole):"); 
  setcolor(CYAN); 
  line(248,48,255,48); 
  gotoxy(6,14); 
  printf("RZ:"); 
  for(i=0;i<=16;i++) 
    { 
              setcolor(WHITE); 
      for(j=0;j<80;j+=5) 
  liney(m+i*h,n+j,m+i*h,n+j+2,0); 
      if(i!=16) 
{ 
    for(j=0;j<30;j+=5) 
linex(m+i*h+j,n+m/2,m+i*h+j+2,n+m/2,0); 
    setcolor(CYAN); 
    linex(m+i*h+4,n-3,m+(i+1)*h-4,n-3,0); 
    linex(m+i*h+4,n-30,m+(i+1)*h-4,n-30,0); 
    setcolor(RED); 
    settextstyle(0,0,0); 
    settextjustify(1,0); 
    outtextxys(m+i*h+15,n-30,i+1); 
} 
    } 
          gotoxy(50,24); 
  printf("1: Quit 2: return :"); 
  setcolor(CYAN); 
  line(545,385,552,385); 
  gotoxy(32,3); 
  scanf("%d",&l); 
  setcolor(RED); 
  switch(l) 
    { 
      case 1:{ 
gotoxy(6,7); 
printf("input code:"); 
for(i=0;i<16;i++) 
  { 
    gotoxy(12+i*4,11); 
    a=getch(); 
    if((a!='1')&&(a!='0')) break; 
    gotoxy(12+i*4,11); 
    printf("%c",a); 
    if(a=='1') 
      linehshsh(m+i*h,n+37,m+i*h+11,n+10,m+i*h+21,n+37,m+(i+1)*h,800); 
    else if(a=='0') 
      linehshsh(m+i*h,n+37,m+i*h+11,n+70,m+i*h+21,n+37,m+(i+1)*h,800); 
    } 
  break; 
      } 
case 2: 
      { 
  j=0; 
  gotoxy(6,7); 
  printf("input code(the length <= 16):"); 
  for(i=0;i<16;i++) 
    { 
line(272+i*6+j,112,272+(i+1)*6+j,112); 
j+=2; 
    } 
  i=0; 
  gotoxy(35,7); 
  do{ 
      a=getch(); 
      if((a!='1')&&(a!='0')) break; 
      gotoxy(35+i,7); 
      printf("%c",a); 
      i++; 
    }while(1); 
  a='\0'; 
  j=0; 
  do{ 
gotoxy(12+j*4,11); 
printf("%c",a[j]); 
j++; 
    }while(a[j]!='\0'); 
  for(i=0;i<j;i++) 
    { 
                                if(a=='1') 
  linehshsh(m+i*h,n+37,m+i*h+11,n+10,m+i*h+21,n+37,m+(i+1)*h,800); 
else if(a=='0') 
    linehshsh(m+i*h,n+37,m+i*h+11,n+70,m+i*h+21,n+37,m+(i+1)*h,800); 
    } 
  break; 
} 
    } 
  gotoxy(69,24); 
  j=getch(); 
  gotoxy(69,24); 
  printf("%c",j); 
  if(j=='2') 
    { getch(); 
    goto start; 
  } 
  getch(); 
  closegraph(); 
    }