--  (C) Copyright 2000 by John Halleck.  All Rights Reserved.
--  Definitions to deal with contractions.

package body Braille.Contractions is

   function To_Print (Given : Cell; Found : Context) return String is
   begin
      if Given = Empty then
         return " ";
      end if;
      if Found = Numeric then
         case Given is
            when A => return "1";
            when B => return "2";
            when C => return "3";
            when D => return "4";
            when E => return "5";
            when F => return "6";
            when G => return "7";
            when H => return "8";
            when I => return "9";
            when J => return "0";
            when others => null;
         end case;
      elsif Found = Whole_Word then
         case Given is
            when A    => return "a";
            when B    => return "but";
            when C    => return "can";
            when D    => return "do";
            when E    => return "every";
            when F    => return "from";
            when G    => return "go";
            when H    => return "have";
            when I    => return "i";
            when J    => return "just";
            when K    => return "knowledge";
            when L    => return "like";
            when M    => return "more";
            when N    => return "not";
            when O    => return "o";
            when P    => return "people";
            when Q    => return "quite";
            when R    => return "rather";
            when S    => return "so";
            when T    => return "that";
            when U    => return "us";
            when V    => return "very";
            when W    => return "will";
            when X    => return "it";
            when Y    => return "you";
            when Z    => return "as";
            when C_Ch => return "child";
            when C_Sh => return "shall";
            when C_Th => return "this";
            when C_Wh => return "which";
            when C_Ou => return "out";
            when C_En => return "enough";
            when C_St => return "still";
            --  Several are missing here.
            when others => null;
         end case;
      elsif Found = Initial then
         null;
      elsif Found = Final then
         null;
      elsif Found = Initial_5 then
         case Given is
            when D     => return "day";
            when E     => return "ever";
            when F     => return "father";
            when H     => return "here";
            when K     => return "know";
            when L     => return "lord";
            when M     => return "mother";
            when N     => return "name";
            when O     => return "one";
            when P     => return "part";
            when Q     => return "question";
            when R     => return "right";
            when S     => return "some";
            when T     => return "time";
            when U     => return "under";
            when W     => return "work";
            when Y     => return "young";
            when F_The => return "there";
            when C_Ch  => return "character";
            when C_Th  => return "through";
            when C_Wh  => return "where";
            when C_Ou  => return "ought";
            when others => null;
         end case;
      elsif Found = Initial_45 then
         case Given is
            when U     => return "upon";
            when W     => return "word";
            when F_The => return "these";
            when C_Th  => return "those";
            when C_Wh  => return "whose";
            when others => null;
         end case;
      elsif Found = Initial_456 then
         case Given is
            when C     => return "cannot";
            when H     => return "had";
            when M     => return "many";
            when S     => return "sprit";
            when W     => return "world";
            when F_The => return "their";
            when others => null;
         end case;
      elsif Found = Final_46 then
         case Given is
            when D => return "ound";
            when E => return "ance";
            when N => return "sion";
            when S => return "less";
            when T => return "ount";
            when others => null;
         end case;
      elsif Found = Final_56 then
         case Given is
            when E => return "ence";
            when G => return "ong";
            when L => return "ful";
            when N => return "tion";
            when S => return "ness";
            when T => return "ment";
            when Y => return "itty";
            when others => null;
         end case;
      elsif Found = Final_6 then
         case Given is
            when N => return "ation";
            when Y => return "ally";
            when others => null;
         end case;
      end if;

      --  If the special cases didn't work, try the default.
      case Given is
         when A => return "a";
         when B => return "b";
         when C => return "c";
         when D => return "d";
         when E => return "e";
         when F => return "f";
         when G => return "g";
         when H => return "h";
         when I => return "i";
         when J => return "j";
         when K => return "k";
         when L => return "l";
         when M => return "m";
         when N => return "n";
         when O => return "o";
         when P => return "p";
         when Q => return "q";
         when R => return "r";
         when S => return "s";
         when T => return "t";
         when U => return "u";
         when V => return "v";
         when W => return "w";
         when X => return "x";
         when Y => return "y";
         when Z => return "z";

         when F_And  => return "and";
         when F_For  => return "for";
         when F_Of   => return "of";
         when F_The  => return "the";
         when F_With => return "with";

         when C_Ch  => return "ch";
         when C_Gh  => return "gh";
         when C_Sh  => return "sh";
         when C_Th  => return "th";
         when C_Wh  => return "wh";
         when C_Ed  => return "ed";
         when C_Er  => return "er";
         when C_Ou  => return "ou";
         when C_Ow  => return "ow";
         when C_En  => return "en";
         when C_In  => return "in";
         when C_St  => return "st";
         when C_Ar  => return "ar";
         when C_Ing => return "ing";

         when Number       => return "#";
         when Period       => return ".";
         when Question     => return "?";
         when Exclamation  => return "!";
         when Comma        => return ",";
         when Semicolon    => return ";";
         when Colon        => return ":";
         when Apostrophe   => return "'";
         when Double_Quote => return """";
         when Parenthesis  => return "()";
         when Letter       => return "[letter]";
         when Dash         => return "_";
         when Capital      => return "^";
         when Accent       => return "'";
         when Italic       => return "[Italic]";

         when others => null;
      end case;
      return "";
   end To_Print;

end Braille.Contractions;