(*
   The first of the User/Arrow-Key Interface by Crimson Blade
   Thanks to the HavokTeam for the frame of this matrix..
*)

var num_command : integer;
    k           : char;
    i           : integer;

function mc(le_color:byte;background:boolean):string;
var s:string;
begin
 if le_color>7 then le_color:=le_color-8;
 if le_color<=0 then le_color:=4;
 case le_color of
  1:s:='34m';
  2:s:='32m';
  3:s:='36m';
  4:s:='31m';
  5:s:='35m';
  6:s:='33m';
  7:s:='37m';
 end;
 if background then s[1]:=chr(ord(s[1])+1);
 mc:=s;
end;
procedure hi_1;
begin
 urec.config:=urec.config+[ansigraphics];
 ColorFB(5,4);
end;
procedure lo_1;
begin
 urec.config:=urec.config+[ansigraphics];
 ColorFB(5,4)
end;
procedure hi_2;
var s:string;
begin
 urec.config:=urec.config+[ansigraphics];
 ColorFB(5,4);
end;
procedure lo_2;
begin
 urec.config:=urec.config+[ansigraphics];
 ColorFB(5,4);
end;
procedure set_up_pulls;
var b:byte;z:integer;

procedure Shadow1;
Begin
  ANSiCOLOR(8);
  WriteLn(' Û');
End;

procedure wc_a(a:string;b:string);
begin
  urec.config:=urec.config+[ansigraphics];
  colorFB(9,0);Write(a);
  ColorFB(9,1);Write(b);
End;

procedure wc_2(a:string;c:string;s:string;t:string);
begin
urec.config:=urec.config+[ansigraphics];
(*hi_2*) colorfb(9,0);write(a);
(*lo_1*) colorfb(3,1);write(c);
(*hi_1*) write(' ¯ ');
(*lo_2*) write(s);
(*hi_2*) colorfb(9,0);write(t);
end;
begin
 urec.config:=urec.config+[ansigraphics];
 ANSiCLS;
 if M_Line_1<>'' then begin
  ColorFb(3,1);
  if length(m_line_1)>=21 then
   write('') (* (m_line_1) *) else begin
    b:=round((21-length(m_line_1))/2);
    for z:=1 to b do write('');
    write(''); (* (m_line_1); *)
  end;
  end else writeln;
 Write(^M^M^M^M);
 wc_a('                          Û','ßßßßßßßßßßßßßßßßßßßßßßßÛ'^M);
 wc_a('                          Û',' ViSiON Pulldowns v1.0 Û');Shadow1;
 wc_a('                          Û','ÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÛ');Shadow1;ANSiCOLOR(8);
 Write('                                                   ');Shadow1;
 wc_a('                          Û','ßßßßßßßßßßßßßßßßßßßßßßßÛ');Shadow1;
 wc_2('                          Û',' 1','Logon to System   ','Û');Shadow1;
 wc_2('                          Û',' 2','System Number 2   ','Û');Shadow1;
 wc_2('                          Û',' 3','System Number 3   ','Û');Shadow1;
 wc_2('                          Û',' 4','Check for Access  ','Û');Shadow1;
 wc_2('                          Û',' 5','Apply for Access  ','Û');Shadow1;
 wc_2('                          Û',' 6','Feedback to Sysop ','Û');Shadow1;
 wc_2('                          Û',' 7','Chat with Sysop   ','Û');Shadow1;
 wc_2('                          Û',' 8','Goodbye           ','Û');Shadow1;
 wc_a('                          Û','ÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÛ');Shadow1;ANSiCOLOR(8);
 WriteLn('                            ÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÜÛ');
 ColorFB(14,0);
end;

procedure write_command;
begin
 urec.config:=urec.config+[ansigraphics];
 case num_command of
  1:begin Goxy(33,10);Write('Logon to System');end;
  2:begin Goxy(33,11);Write('System Number 2');end;
  3:begin Goxy(33,12);Write('System Number 3');end;
  4:begin Goxy(33,13);Write('Check for Access');end;
  5:begin Goxy(33,14);Write('Apply for Access');end;
  6:begin Goxy(33,15);Write('Feedback to Sysop');end;
  7:begin Goxy(33,16);Write('Chat with Sysop');end;
  8:begin Goxy(33,17);Write('Goodbye');end;
 end;
end;

procedure put_box;
begin
 urec.config:=urec.config+[ansigraphics];
 write(#27+'[',(num_command+2),';5H');
 Write(#27+'[0;',mc(m_col_1,true));
 hi_2;
 hi_2;
 ColorFB(14,4);
 write_command;
 ColorFB(1,0);
end;

procedure pop_box;
begin
 urec.config:=urec.config+[ansigraphics];
 write(#27+'[',(num_command+2),';5H');
 write(#27+'[0m');
 lo_2;
 ColorFb(3,1);
 write_command;
end;

if matrixtype = 4 then begin
      set_up_pulls;
      num_command:=1;
      put_box;
      clearbreak;
      nobreak:=True;
      repeat
       if local then begin
        repeat
         k:=#255;
         k:=readkey;
        until k<>#255;
        if k = #0 then k:=readkey;
       end else
       k:=waitforchar;

       if (k=#27) and not(local) then begin
        Repeat
         k:=waitforchar;
        Until (k<>'[') Or hungupon
        End;

       if k = #32 then set_up_pulls else
        if k in ['1'..'6'] then
         begin
          i:=ord(k)-48;
          if i<>num_command
          then begin
           pop_box;
           num_command:=i;
           put_box;
          end;
         end else if

         (k='A') or (k='D') or (k='K') or (k='H') then
           begin
            pop_box;
            if num_command=1 then num_command:=9;
            num_command:=num_command-1;
            put_box;
           end else if
          (k='B') or (k='C') or (k='M') or (k='P') then
           begin
            pop_box;
            if num_command=8 then num_command:=0;
            num_command:=num_command+1;
            put_box;
         end else
         if k = #13 then begin
          write(#27+'[0m');
          ansicls;
          case num_command of
           1 : system1;
           2 : system2;
           3 : system3;
	   5 : matrixnewuser;
	   4 : matrixcheck;
	   6 : matrixfeedback;
	   7 : matrixchat;
	   8 : matrixlogoff;
          end;
          if (PCBMover<>'IN') and (tries<=matrixinput) and not(hungupon)
           then begin
            set_up_pulls;
            put_box;
           end;
          end;
       Until (PCBMover='IN') Or (tries>MatrixInput) Or hungupon;
       If (tries>MatrixInput) And ( PCBMover <> 'IN') Then disconnect;
       If hungupon Then unum:=-999;
      end;
     end;