------------------------------------------------------------------------------
--                                                                          --
--                An Ada2005 binding to the Qt C++ framework                --
--                                                                          --
------------------------------------------------------------------------------
--                                                                          --
-- Copyright © 2008, 2009 Vadim Godunko <vgodunko@gmail.com>                --
--                                                                          --
-- QtAda is free software;  you can  redistribute it and/or modify it under --
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-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
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------------------------------------------------------------------------------
--  $Revision: 3266 $ $Date: 2009-04-18 13:27:41 +0400 (Sat, 18 Apr 2009) $
------------------------------------------------------------------------------
with Qt4.Widgets;
private with Qt4.Paint_Events;
private with Qt4.Widgets.Directors;

package Cannon_Fields is

   type Cannon_Field is limited new Qt4.Widgets.Q_Widget with private;

   type Cannon_Field_Access is access all Cannon_Field'Class;

   function Angle (Self : not null access Cannon_Field'Class)
     return Qt4.Q_Integer;

   procedure Set_Angle
    (Self  : not null access Cannon_Field'Class;
     Angle : Qt4.Q_Integer);
   pragma Q_Slot (Set_Angle, "setAngle(int)");

   function Create (Parent : access Qt4.Widgets.Q_Widget'Class := null)
     return not null Cannon_Field_Access;

private

   type Cannon_Field is
     new Qt4.Widgets.Directors.Q_Widget_Director with record
      Current_Angle : Qt4.Q_Integer;
   end record;

   overriding procedure Paint_Event
    (Self  : not null access Cannon_Field;
     Event : not null access Qt4.Paint_Events.Q_Paint_Event'Class);

   procedure Emit_Angle_Changed
    (Self       : not null access Cannon_Field'Class;
     New_Angele : Qt4.Q_Integer);
   pragma Q_Signal (Emit_Angle_Changed, "angleChanged(int)");

end Cannon_Fields;
