File : unicode-ccs-iso_8859_3.adb


-----------------------------------------------------------------------

--                XML/Ada - An XML suite for Ada95                   --

--                                                                   --

--                       Copyright (C) 2001                          --

--                            ACT-Europe                             --

--                       Author: Emmanuel Briot                      --

--                                                                   --

-- This library is free software; you can redistribute it and/or     --

-- modify it under the terms of the GNU General Public               --

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-- General Public License for more details.                          --

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-- Boston, MA 02111-1307, USA.                                       --

--                                                                   --

-- As a special exception, if other files instantiate generics from  --

-- this unit, or you link this unit with other files to produce an   --

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-----------------------------------------------------------------------


with Unicode.Names.Latin_Extended_A; use Unicode.Names.Latin_Extended_A;
with Unicode.Names.Latin_1_Supplement; use Unicode.Names.Latin_1_Supplement;
with Unicode.Names.Spacing_Modifier_Letters;
use Unicode.Names.Spacing_Modifier_Letters;
with Ada.Exceptions;                 use Ada.Exceptions;

package body Unicode.CCS.Iso_8859_3 is

   type Conversion_Arr is array (Unicode_Char range 16#00A1# .. 16#00FF#)
     of Unicode_Char;

   To_Unicode_Arr : constant Conversion_Arr :=
     (16#00A1# => Latin_Capital_Letter_H_With_Stroke,
      16#00A2# => Breve,
      16#00A3# => Pound_Sign,
      16#00A4# => Currency_Sign,
      16#00A5# => Yen_Sign,
      16#00A6# => Latin_Capital_Letter_H_With_Circumflex,
      16#00A7# => Section_Sign,
      16#00A8# => Diaeresis,
      16#00A9# => Latin_Capital_Letter_I_Dot,
      16#00AA# => Latin_Capital_Letter_S_With_Cedilla,
      16#00AB# => Latin_Capital_Letter_G_With_Breve,
      16#00AC# => Latin_Capital_Letter_J_With_Circumflex,
      16#00AD# => Soft_Hyphen,
      16#00AE# => Registered_Sign,
      16#00AF# => Latin_Capital_Letter_Z_With_Dot_Above,
      16#00B0# => Degree_Sign,
      16#00B1# => Latin_Small_Letter_H_With_Stroke,
      16#00B2# => Superscript_Two,
      16#00B3# => Superscript_Three,
      16#00B4# => Acute_Accent,
      16#00B5# => Micro_Sign,
      16#00B6# => Latin_Small_Letter_H_With_Circumflex,
      16#00B7# => Middle_Dot,
      16#00B8# => Cedilla,
      16#00B9# => Latin_Small_Letter_Dotless_I,
      16#00BA# => Latin_Small_Letter_S_With_Cedilla,
      16#00BB# => Latin_Small_Letter_G_With_Breve,
      16#00BC# => Latin_Small_Letter_J_With_Circumflex,
      16#00BD# => Vulgar_Fraction_One_Half,
      16#00BE# => Vulgar_Fraction_Three_Quarters,
      16#00BF# => Latin_Small_Letter_Z_With_Dot_Above,
      16#00C0# => Latin_Capital_Letter_A_With_Grave,
      16#00C1# => Latin_Capital_Letter_A_With_Acute,
      16#00C2# => Latin_Capital_Letter_A_With_Circumflex,
      16#00C3# => Latin_Capital_Letter_A_With_Tilde,
      16#00C4# => Latin_Capital_Letter_A_With_Diaeresis,
      16#00C5# => Latin_Capital_Letter_C_With_Dot_Above,
      16#00C6# => Latin_Capital_Letter_C_With_Circumflex,
      16#00C7# => Latin_Capital_Letter_C_With_Cedilla,
      16#00C8# => Latin_Capital_Letter_E_With_Grave,
      16#00C9# => Latin_Capital_Letter_E_With_Acute,
      16#00CA# => Latin_Capital_Letter_E_With_Circumflex,
      16#00CB# => Latin_Capital_Letter_E_With_Diaeresis,
      16#00CC# => Latin_Capital_Letter_I_With_Grave,
      16#00CD# => Latin_Capital_Letter_I_With_Acute,
      16#00CE# => Latin_Capital_Letter_I_With_Circumflex,
      16#00CF# => Latin_Capital_Letter_I_With_Diaeresis,
      16#00D0# => Latin_Capital_Letter_Eth,
      16#00D1# => Latin_Capital_Letter_N_With_Tilde,
      16#00D2# => Latin_Capital_Letter_O_With_Grave,
      16#00D3# => Latin_Capital_Letter_O_With_Acute,
      16#00D4# => Latin_Capital_Letter_O_With_Circumflex,
      16#00D5# => Latin_Capital_Letter_G_With_Dot_Above,
      16#00D6# => Latin_Capital_Letter_O_With_Diaeresis,
      16#00D7# => Multiplication_Sign,
      16#00D8# => Latin_Capital_Letter_G_With_Circumflex,
      16#00D9# => Latin_Capital_Letter_U_With_Grave,
      16#00DA# => Latin_Capital_Letter_U_With_Acute,
      16#00DB# => Latin_Capital_Letter_U_With_Circumflex,
      16#00DC# => Latin_Capital_Letter_U_With_Diaeresis,
      16#00DD# => Latin_Capital_Letter_U_With_Breve,
      16#00DE# => Latin_Capital_Letter_S_With_Circumflex,
      16#00DF# => Latin_Small_Letter_Sharp_S,
      16#00E0# => Latin_Small_Letter_A_With_Grave,
      16#00E1# => Latin_Small_Letter_A_With_Acute,
      16#00E2# => Latin_Small_Letter_A_With_Circumflex,
      16#00E3# => Latin_Small_Letter_A_With_Tilde,
      16#00E4# => Latin_Small_Letter_A_With_Diaeresis,
      16#00E5# => Latin_Small_Letter_C_With_Dot_Above,
      16#00E6# => Latin_Small_Letter_C_With_Circumflex,
      16#00E7# => Latin_Small_Letter_C_With_Cedilla,
      16#00E8# => Latin_Small_Letter_E_With_Grave,
      16#00E9# => Latin_Small_Letter_E_With_Acute,
      16#00EA# => Latin_Small_Letter_E_With_Circumflex,
      16#00EB# => Latin_Small_Letter_E_With_Diaeresis,
      16#00EC# => Latin_Small_Letter_I_With_Grave,
      16#00ED# => Latin_Small_Letter_I_With_Acute,
      16#00EE# => Latin_Small_Letter_I_With_Circumflex,
      16#00EF# => Latin_Small_Letter_I_With_Diaeresis,
      16#00F0# => Latin_Small_Letter_Eth,
      16#00F1# => Latin_Small_Letter_N_With_Tilde,
      16#00F2# => Latin_Small_Letter_O_With_Grave,
      16#00F3# => Latin_Small_Letter_O_With_Acute,
      16#00F4# => Latin_Small_Letter_O_With_Circumflex,
      16#00F5# => Latin_Small_Letter_G_With_Dot_Above,
      16#00F6# => Latin_Small_Letter_O_With_Diaeresis,
      16#00F7# => Division_Sign,
      16#00F8# => Latin_Small_Letter_G_With_Circumflex,
      16#00F9# => Latin_Small_Letter_U_With_Grave,
      16#00FA# => Latin_Small_Letter_U_With_Acute,
      16#00FB# => Latin_Small_Letter_U_With_Circumflex,
      16#00FC# => Latin_Small_Letter_U_With_Diaeresis,
      16#00FD# => Latin_Small_Letter_U_With_Breve,
      16#00FE# => Latin_Small_Letter_S_With_Circumflex,
      16#00FF# => Dot_Above);

   ----------------

   -- To_Unicode --

   ----------------


   function To_Unicode (Char : Unicode_Char) return Unicode_Char is
   begin
      if Char > To_Unicode_Arr'Last then
         Raise_Exception
           (Invalid_Code'Identity,
            "code " & Unicode_Char'Image (Char)
            & " is not available in Iso/8859-3");

      elsif Char < To_Unicode_Arr'First then
         return Char;

      else
         return To_Unicode_Arr (Char);
      end if;
   end To_Unicode;

   -------------------

   -- To_Iso_8859_3 --

   -------------------


   function To_Iso_8859_3 (Char : Unicode_Char) return Unicode_Char is
   begin
      case Char is
         when Latin_Capital_Letter_H_With_Stroke     => return 16#00A1#;
         when Breve                                  => return 16#00A2#;
         when Latin_Capital_Letter_H_With_Circumflex => return 16#00A6#;
         when Latin_Capital_Letter_I_Dot             => return 16#00A9#;
         when Latin_Capital_Letter_S_With_Cedilla    => return 16#00AA#;
         when Latin_Capital_Letter_G_With_Breve      => return 16#00AB#;
         when Latin_Capital_Letter_J_With_Circumflex => return 16#00AC#;
         when Latin_Capital_Letter_Z_With_Dot_Above  => return 16#00AF#;
         when Latin_Small_Letter_H_With_Stroke       => return 16#00B1#;
         when Latin_Small_Letter_H_With_Circumflex   => return 16#00B6#;
         when Latin_Small_Letter_Dotless_I           => return 16#00B9#;
         when Latin_Small_Letter_S_With_Cedilla      => return 16#00BA#;
         when Latin_Small_Letter_G_With_Breve        => return 16#00BB#;
         when Latin_Small_Letter_J_With_Circumflex   => return 16#00BC#;
         when Latin_Small_Letter_Z_With_Dot_Above    => return 16#00BF#;
         when Latin_Capital_Letter_C_With_Dot_Above  => return 16#00C5#;
         when Latin_Capital_Letter_C_With_Circumflex => return 16#00C6#;
         when Latin_Capital_Letter_G_With_Dot_Above  => return 16#00D5#;
         when Latin_Capital_Letter_G_With_Circumflex => return 16#00D8#;
         when Latin_Capital_Letter_U_With_Breve      => return 16#00DD#;
         when Latin_Capital_Letter_S_With_Circumflex => return 16#00DE#;
         when Latin_Small_Letter_C_With_Dot_Above    => return 16#00E5#;
         when Latin_Small_Letter_C_With_Circumflex   => return 16#00E6#;
         when Latin_Small_Letter_G_With_Dot_Above    => return 16#00F5#;
         when Latin_Small_Letter_G_With_Circumflex   => return 16#00F8#;
         when Latin_Small_Letter_U_With_Breve        => return 16#00FD#;
         when Latin_Small_Letter_S_With_Circumflex   => return 16#00FE#;
         when Dot_Above                              => return 16#00FF#;
         when others   =>
            if Char <= 16#00FF# then
               return Char;
            else
               Raise_Exception
                 (Invalid_Code'Identity,
                  "code " & Unicode_Char'Image (Char)
                  & " is not available in Iso/8859-3");
            end if;
      end case;
   end To_Iso_8859_3;
end Unicode.CCS.Iso_8859_3;