/usr/share/ada/adainclude/gtkada/gdk-font.adb is in libgtkada2.24.4-dev 2.24.4dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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-- GtkAda - Ada95 binding for Gtk+/Gnome --
-- --
-- Copyright (C) 1998-2000 E. Briot, J. Brobecker and A. Charlet --
-- Copyright (C) 2000-2002 ACT-Europe --
-- --
-- This library is free software; you can redistribute it and/or --
-- modify it under the terms of the GNU General Public --
-- License as published by the Free Software Foundation; either --
-- version 2 of the License, or (at your option) any later version. --
-- --
-- This library is distributed in the hope that it will be useful, --
-- but WITHOUT ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
-- General Public License for more details. --
-- --
-- You should have received a copy of the GNU General Public --
-- License along with this library; if not, write to the --
-- Free Software Foundation, Inc., 59 Temple Place - Suite 330, --
-- Boston, MA 02111-1307, USA. --
-- --
-----------------------------------------------------------------------
with Pango.Font; use Pango.Font;
with Interfaces.C;
package body Gdk.Font is
package C renames Interfaces.C;
-----------
-- Equal --
-----------
function Equal (Fonta, Fontb : Gdk_Font) return Boolean is
function Internal (Fonta, Fontb : Gdk_Font) return Gint;
pragma Import (C, Internal, "gdk_font_equal");
begin
return Boolean'Val (Internal (Fonta, Fontb));
end Equal;
------------------
-- Char_Measure --
------------------
function Char_Measure (Font : Gdk_Font; Char : Character) return Gint is
function Internal (Font : Gdk_Font; Char : C.char) return Gint;
pragma Import (C, Internal, "gdk_char_measure");
begin
return Internal (Font, C.To_C (Char));
end Char_Measure;
----------------
-- Char_Width --
----------------
function Char_Width (Font : Gdk_Font; Char : Character) return Gint is
function Internal (Font : Gdk_Font; Char : C.char) return Gint;
pragma Import (C, Internal, "gdk_char_width");
begin
return Internal (Font, C.To_C (Char));
end Char_Width;
----------------
-- Char_Width --
----------------
function Char_Width
(Font : Gdk_Font; Char : Gdk.Types.Gdk_WChar) return Gint
is
function Internal (Font : Gdk_Font; Char : C.wchar_t) return Gint;
pragma Import (C, Internal, "gdk_char_width_wc");
begin
return Internal (Font, C.To_C (Char));
end Char_Width;
------------------
-- Fontset_Load --
------------------
procedure Fontset_Load (Font : out Gdk_Font; Fontset_Name : String) is
function Internal (Fontset_Name : String) return Gdk_Font;
pragma Import (C, Internal, "gdk_fontset_load");
begin
Font := Internal (Fontset_Name & ASCII.NUL);
end Fontset_Load;
----------------------
-- From_Description --
----------------------
function From_Description
(Font_Desc : Pango.Font.Pango_Font_Description) return Gdk_Font
is
function Internal (Desc : Pango_Font_Description) return Gdk_Font;
pragma Import (C, Internal, "gdk_font_from_description");
begin
return Internal (Font_Desc);
end From_Description;
----------------
-- Get_Ascent --
----------------
function Get_Ascent (Font : Gdk_Font) return Gint is
function Internal (Font : Gdk_Font) return Gint;
pragma Import (C, Internal, "ada_gdk_font_get_ascent");
begin
if Font = null then
raise Constraint_Error;
else
return Internal (Font);
end if;
end Get_Ascent;
-----------------
-- Get_Descent --
-----------------
function Get_Descent (Font : Gdk_Font) return Gint is
function Internal (Font : Gdk_Font) return Gint;
pragma Import (C, Internal, "ada_gdk_font_get_descent");
begin
if Font = null then
raise Constraint_Error;
else
return Internal (Font);
end if;
end Get_Descent;
----------
-- Load --
----------
procedure Load (Font : out Gdk_Font; Font_Name : String) is
function Internal (Font_Name : String) return Gdk_Font;
pragma Import (C, Internal, "gdk_font_load");
begin
Font := Internal (Font_Name & ASCII.NUL);
end Load;
--------------------
-- String_Extents --
--------------------
procedure String_Extents
(Font : Gdk.Font.Gdk_Font;
Str : String;
Lbearing : out Gint;
Rbearing : out Gint;
Width : out Gint;
Ascent : out Gint;
Descent : out Gint)
is
procedure Internal
(Font : Gdk.Font.Gdk_Font;
Str : String;
Length : Gint;
Lbearing : out Gint;
Rbearing : out Gint;
Width : out Gint;
Ascent : out Gint;
Descent : out Gint);
pragma Import (C, Internal, "gdk_text_extents");
begin
Internal
(Font, Str, Str'Length, Lbearing, Rbearing, Width, Ascent, Descent);
end String_Extents;
procedure String_Extents
(Font : Gdk_Font;
Text : Gdk.Types.Gdk_WString;
Lbearing : out Gint;
Rbearing : out Gint;
Width : out Gint;
Ascent : out Gint;
Descent : out Gint)
is
procedure Internal
(Font : Gdk_Font;
Text : Gdk.Types.Gdk_WString;
Text_Length : Gint;
Lbearing : out Gint;
Rbearing : out Gint;
Width : out Gint;
Ascent : out Gint;
Descent : out Gint);
pragma Import (C, Internal, "gdk_text_extents_wc");
begin
Internal (Font, Text, Text'Length, Lbearing, Rbearing,
Width, Ascent, Descent);
end String_Extents;
-------------------
-- String_Height --
-------------------
function String_Height (Font : Gdk_Font; Str : String) return Gint is
function Internal
(Font : Gdk_Font;
Text : String;
Text_Length : Gint) return Gint;
pragma Import (C, Internal, "gdk_text_height");
begin
return Internal (Font, Str, Str'Length);
end String_Height;
--------------------
-- String_Measure --
--------------------
function String_Measure (Font : Gdk_Font; Str : String) return Gint is
function Internal
(Font : Gdk_Font;
Text : String;
Text_Length : Gint) return Gint;
pragma Import (C, Internal, "gdk_text_measure");
begin
return Internal (Font, Str, Str'Length);
end String_Measure;
------------------
-- String_Width --
------------------
function String_Width (Font : Gdk_Font; Str : String) return Gint is
function Internal
(Font : Gdk_Font;
Text : String;
Text_Length : Gint) return Gint;
pragma Import (C, Internal, "gdk_text_width");
begin
return Internal (Font, Str, Str'Length);
end String_Width;
function String_Width
(Font : Gdk_Font; Text : Gdk.Types.Gdk_WString) return Gint
is
function Internal
(Font : Gdk_Font;
Text : Gdk.Types.Gdk_WString;
Text_Length : Gint) return Gint;
pragma Import (C, Internal, "gdk_text_width_wc");
begin
return Internal (Font, Text, Text'Length);
end String_Width;
end Gdk.Font;
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