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-----------------------------------------------------------------------
-- GtkAda - Ada95 binding for Gtk+/Gnome --
-- --
-- Copyright (C) 1998-2000 E. Briot, J. Brobecker and A. Charlet --
-- Copyright (C) 2000-2001 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. --
-- --
-- As a special exception, if other files instantiate generics from --
-- this unit, or you link this unit with other files to produce an --
-- executable, this unit does not by itself cause the resulting --
-- executable to be covered by the GNU General Public License. This --
-- exception does not however invalidate any other reasons why the --
-- executable file might be covered by the GNU Public License. --
-----------------------------------------------------------------------
with System;
package body Gtk.Color_Selection is
---------------
-- Get_Color --
---------------
procedure Get_Color
(Colorsel : access Gtk_Color_Selection_Record;
Color : out Color_Array)
is
procedure Internal (Colorsel : System.Address; Color : out Color_Array);
pragma Import (C, Internal, "gtk_color_selection_get_color");
begin
Color (Opacity) := 0.0;
Internal (Get_Object (Colorsel), Color);
end Get_Color;
-------------
-- Gtk_New --
-------------
procedure Gtk_New (Widget : out Gtk_Color_Selection) is
begin
Widget := new Gtk_Color_Selection_Record;
Gtk.Color_Selection.Initialize (Widget);
end Gtk_New;
----------------
-- Initialize --
----------------
procedure Initialize (Widget : access Gtk_Color_Selection_Record'Class) is
function Internal return System.Address;
pragma Import (C, Internal, "gtk_color_selection_new");
begin
Set_Object (Widget, Internal);
end Initialize;
------------------
-- Is_Adjusting --
------------------
function Is_Adjusting
(Colorsel : access Gtk_Color_Selection_Record) return Boolean
is
function Internal (Colorsel : System.Address) return Gboolean;
pragma Import (C, Internal, "gtk_color_selection_is_adjusting");
begin
return Internal (Get_Object (Colorsel)) /= 0;
end Is_Adjusting;
---------------
-- Set_Color --
---------------
procedure Set_Color
(Colorsel : access Gtk_Color_Selection_Record;
Color : Color_Array)
is
procedure Internal (Colorsel : System.Address; Color : System.Address);
pragma Import (C, Internal, "gtk_color_selection_set_color");
begin
Internal (Get_Object (Colorsel), Color'Address);
end Set_Color;
-----------------------
-- Set_Update_Policy --
-----------------------
procedure Set_Update_Policy
(Colorsel : access Gtk_Color_Selection_Record;
Policy : Enums.Gtk_Update_Type)
is
procedure Internal
(Colorsel : System.Address; Policy : Enums.Gtk_Update_Type);
pragma Import (C, Internal, "gtk_color_selection_set_update_policy");
begin
Internal (Get_Object (Colorsel), Policy);
end Set_Update_Policy;
-----------------------------
-- Get_Has_Opacity_Control --
-----------------------------
function Get_Has_Opacity_Control
(Colorsel : access Gtk_Color_Selection_Record) return Boolean
is
function Internal (Colorsel : System.Address) return Gboolean;
pragma Import
(C, Internal, "gtk_color_selection_get_has_opacity_control");
begin
return Internal (Get_Object (Colorsel)) /= 0;
end Get_Has_Opacity_Control;
-----------------------------
-- Set_Has_Opacity_Control --
-----------------------------
procedure Set_Has_Opacity_Control
(Colorsel : access Gtk_Color_Selection_Record;
Has_Opacity : Boolean)
is
procedure Internal
(Colorsel : System.Address;
Has_Opacity : Gboolean);
pragma Import
(C, Internal, "gtk_color_selection_set_has_opacity_control");
begin
Internal (Get_Object (Colorsel), Boolean'Pos (Has_Opacity));
end Set_Has_Opacity_Control;
---------------------
-- Get_Has_Palette --
---------------------
function Get_Has_Palette
(Colorsel : access Gtk_Color_Selection_Record) return Boolean
is
function Internal (Colorsel : System.Address) return Gboolean;
pragma Import (C, Internal, "gtk_color_selection_get_has_palette");
begin
return Internal (Get_Object (Colorsel)) /= 0;
end Get_Has_Palette;
---------------------
-- Set_Has_Palette --
---------------------
procedure Set_Has_Palette
(Colorsel : access Gtk_Color_Selection_Record;
Has_Palette : Boolean)
is
procedure Internal
(Colorsel : System.Address;
Has_Palette : Gboolean);
pragma Import (C, Internal, "gtk_color_selection_set_has_palette");
begin
Internal (Get_Object (Colorsel), Boolean'Pos (Has_Palette));
end Set_Has_Palette;
-----------------------
-- Set_Current_Color --
-----------------------
procedure Set_Current_Color
(Colorsel : access Gtk_Color_Selection_Record;
Color : Gdk.Color.Gdk_Color)
is
procedure Internal
(Colorsel : System.Address;
Color : Gdk.Color.Gdk_Color);
pragma Import (C, Internal, "gtk_color_selection_set_current_color");
begin
Internal (Get_Object (Colorsel), Color);
end Set_Current_Color;
-----------------------
-- Set_Current_Alpha --
-----------------------
procedure Set_Current_Alpha
(Colorsel : access Gtk_Color_Selection_Record;
Alpha : Guint16)
is
procedure Internal
(Colorsel : System.Address;
Alpha : Guint16);
pragma Import (C, Internal, "gtk_color_selection_set_current_alpha");
begin
Internal (Get_Object (Colorsel), Alpha);
end Set_Current_Alpha;
-----------------------
-- Get_Current_Color --
-----------------------
procedure Get_Current_Color
(Colorsel : access Gtk_Color_Selection_Record;
Color : out Gdk.Color.Gdk_Color)
is
procedure Internal
(Colorsel : System.Address;
Color : System.Address);
pragma Import (C, Internal, "gtk_color_selection_get_current_color");
Col : aliased Gdk.Color.Gdk_Color;
begin
Internal (Get_Object (Colorsel), Col'Address);
Color := Col;
end Get_Current_Color;
-----------------------
-- Get_Current_Alpha --
-----------------------
function Get_Current_Alpha
(Colorsel : access Gtk_Color_Selection_Record) return Guint16
is
function Internal (Colorsel : System.Address) return Guint16;
pragma Import (C, Internal, "gtk_color_selection_get_current_alpha");
begin
return Internal (Get_Object (Colorsel));
end Get_Current_Alpha;
------------------------
-- Set_Previous_Color --
------------------------
procedure Set_Previous_Color
(Colorsel : access Gtk_Color_Selection_Record;
Color : Gdk.Color.Gdk_Color)
is
procedure Internal
(Colorsel : System.Address;
Color : Gdk.Color.Gdk_Color);
pragma Import (C, Internal, "gtk_color_selection_set_previous_color");
begin
Internal (Get_Object (Colorsel), Color);
end Set_Previous_Color;
------------------------
-- Set_Previous_Alpha --
------------------------
procedure Set_Previous_Alpha
(Colorsel : access Gtk_Color_Selection_Record;
Alpha : Guint16)
is
procedure Internal
(Colorsel : System.Address;
Alpha : Guint16);
pragma Import (C, Internal, "gtk_color_selection_set_previous_alpha");
begin
Internal (Get_Object (Colorsel), Alpha);
end Set_Previous_Alpha;
------------------------
-- Get_Previous_Color --
------------------------
procedure Get_Previous_Color
(Colorsel : access Gtk_Color_Selection_Record;
Color : out Gdk.Color.Gdk_Color)
is
procedure Internal
(Colorsel : System.Address;
Color : System.Address);
pragma Import (C, Internal, "gtk_color_selection_get_previous_color");
Col : aliased Gdk.Color.Gdk_Color;
begin
Internal (Get_Object (Colorsel), Col'Address);
Color := Col;
end Get_Previous_Color;
------------------------
-- Get_Previous_Alpha --
------------------------
function Get_Previous_Alpha
(Colorsel : access Gtk_Color_Selection_Record) return Guint16
is
function Internal (Colorsel : System.Address) return Guint16;
pragma Import (C, Internal, "gtk_color_selection_get_previous_alpha");
begin
return Internal (Get_Object (Colorsel));
end Get_Previous_Alpha;
-----------------
-- To_Absolute --
-----------------
function To_Absolute (Color : Gdouble) return Gushort is
begin
return Gushort (Gdouble (Gushort'Last) * Color);
end To_Absolute;
----------------
-- To_Percent --
----------------
function To_Percent (Color : Gushort) return Gdouble is
begin
return Gdouble (Color) / Gdouble (Gushort'Last);
end To_Percent;
end Gtk.Color_Selection;
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