src/SPECIAL.PAS

   1 {//-------------------------------------------------------------------------}\r
   2 {/*                                                                         }\r
   3 {Copyright (C) 1990, 2009 - Apogee Software, Ltd.                           }\r
   4 {                                                                           }\r
   5 {This file is part of Supernova.  Supernova is free software; you can       }\r
   6 {redistribute it and/or modify it under the terms of the GNU General Public }\r
   7 {License as published by the Free Software Foundation; either version 3     }\r
   8 {of the License, or (at your option) any later version.                     }\r
   9 {                                                                           }\r
  10 {This program is distributed in the hope that it will be useful,            }\r
  11 {but WITHOUT ANY WARRANTY; without even the implied warranty of             }\r
  12 {MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.                       }\r
  13 {                                                                           }\r
  14 {See the GNU General Public License for more details.                       }\r
  15 {                                                                           }\r
  16 {You should have received a copy of the GNU General Public License          }\r
  17 {along with this program; if not, see https://gnu.org/licenses or write to: }\r
  18 {  Free Software Foundation, Inc.                                           }\r
  19 {  51 Franklin Street, Fifth Floor                                          }\r
  20 {  Boston, MA 02110-1301                                                    }\r
  21 {  USA                                                                      }\r
  22 {                                                                           }\r
  23 {Original Source: 1990 Scott Miller                                         }\r
  24 {Prepared for public release: 03/19/09 - Joe Siegler, Apogee Software, Ltd. }\r
  25 {*/                                                                         }\r
  26 {//-------------------------------------------------------------------------}\r
  27 {$c-}\r
  28 const\r
  29   Max = 234;\r
  30 \r
  31 type\r
  32   MaxLength = string[Max];\r
  33   OneChar   = string[1];\r
  34 \r
  35 var\r
  36   S1                : file of MaxLength;\r
  37   Position,Counter,\r
  38   Start,Stop,x      : integer;\r
  39   Text1             : MaxLength;\r
  40   Answer            : char;\r
  41   Letter            : OneChar;\r
  42   List              : boolean;\r
  43 \r
  44 procedure Diskwrite(text1: MaxLength; pointer: integer);\r
  45   begin\r
  46     seek(S1,pointer);\r
  47     WRITE(S1,text1);\r
  48     writeln('SPECIAL decription ',pointer,\r
  49             ' is written!  Size = ',filesize(S1));\r
  50     close(S1);\r
  51   end; {End of Diskwrite.}\r
  52 \r
  53 procedure Diskread(start,stop: integer);\r
  54 var\r
  55 counter : integer;\r
  56 text1   : MaxLength;\r
  57   begin\r
  58    assign(S1,'S1');\r
  59    reset(S1);\r
  60    seek(S1,start);\r
  61     for counter:= start to stop do\r
  62       begin\r
  63         highvideo;\r
  64         READ(S1,text1);\r
  65         if list then\r
  66           begin\r
  67             writeln(lst,'Discription # ',counter);\r
  68             writeln(lst,text1);\r
  69           end\r
  70         else\r
  71           begin\r
  72             writeln('Here is SPECIAL description # ',counter);\r
  73             lowvideo;\r
  74             writeln(text1);\r
  75             highvideo;\r
  76           end;\r
  77       end;\r
  78     close(S1);\r
  79     write('The file contains ',filesize(S1),' SPECIAL descriptions.');\r
  80   end;  {End of Diskread.}\r
  81 \r
  82 procedure Beep;\r
  83 begin\r
  84  if(length(text1)in[68,146,224])then\r
  85   begin sound(99);delay(50);nosound;end;\r
  86 end;\r
  87 \r
  88 BEGIN\r
  89 nosound;\r
  90 window(2,1,79,25);\r
  91 repeat          {Main loop.}\r
  92   text1:='';\r
  93 \r
  94 writeln;\r
  95 writeln('Do you want to R)ead, W)rite or Q)uit?');\r
  96 read(kbd,answer);\r
  97 if upcase(answer) = 'Q' then begin writeln('FINISHED');halt;end;\r
  98 if upcase(answer) <> 'R' then       {Write to 'SPECIAL'.}\r
  99     begin\r
 100       writeln;writeln;\r
 101       assign(S1,'S1');\r
 102       textcolor(9);writeln('Now RESETing SPECIAL files.');highvideo;\r
 103             RESET(S1);\r
 104       writeln;\r
 105       writeln('Input a string not more than ',Max,' characters.',\r
 106               '  ''\''-Ends string.');\r
 107       x:=wherey;if(x>17)then x:=18;for stop:=1 to 7 do writeln;gotoxy(1,x);\r
 108       textcolor(11);\r
 109         repeat\r
 110           read(trm,letter);\r
 111           if letter = ^h then\r
 112             begin\r
 113               if(wherex=1)then\r
 114                begin window(2,1,80,25);gotoxy(79,wherey-1)end;\r
 115               write(^h,' ',^h);\r
 116               delete(text1,length(text1),2);\r
 117               window(2,1,79,25);\r
 118             end;\r
 119           beep;\r
 120           if (letter <> '\') and (letter <> ^h) then text1:=text1+letter\r
 121         until (length(text1)=Max) or (letter='\');\r
 122         if letter = '\' then\r
 123           begin\r
 124             writeln;\r
 125             highvideo;\r
 126             writeln('Total of ',length(text1),' characters.');\r
 127           end;\r
 128         writeln; highvideo;\r
 129         writeln('Total description length = ',length(text1),' characters.');\r
 130       writeln('Now WRITING string to disk.');\r
 131       writeln('  At what position?  (Next open is # ',filesize(S1),')');\r
 132       textcolor(12);position:=position+1;readln(position);highvideo;\r
 133       Diskwrite(text1,position);\r
 134     end\r
 135 else                      {Read from 'SPECIAL'.}\r
 136   begin\r
 137     writeln;writeln;\r
 138     writeln('To the S)creen or the P)rinter');\r
 139     read(kbd,answer);\r
 140     if(upcase(answer)='P')then List:=True else List:=False;\r
 141     assign(S1,'S1');\r
 142     reset(S1);\r
 143     writeln('Filesize = ',filesize(S1),\r
 144             '  (From 0 to ',filesize(S1)-1,')');\r
 145     close(S1);\r
 146     writeln('Enter starting position:');\r
 147     textcolor(12);readln(start);highvideo;\r
 148     if(start > filesize(S1)-5)then stop:=(filesize(S1)-1) else\r
 149       begin\r
 150         writeln('Enter final position:');\r
 151         textcolor(12);readln(stop);highvideo;\r
 152       end;\r
 153     Diskread(start,stop);\r
 154   end;  {End of else clause.}\r
 155 until false;     {End of Main loop.}\r
 156 END.\r
 157 \r
 158 \r
 159 \1a\r