--*****************************************************************************
-- Copyright (C) 2003 James E. Hopper. 
--
-- This 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.
--
-- This software 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.
--
-- You should have received a copy of the GNU General Public License
-- along with this software. If not, write to the Free Software
-- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-
-- 1307, USA.
--
-- See the GPL in the COPYING.GPL file for more details.
--
-- AUTHOR: James E. Hopper (hopperj@macconnect.com)
--
--*****************************************************************************
package body GeoPolygon is

    function Create(C_Object : Void_Ptr) return Object is
        TheObject : Object;
    begin
        TheObject.OssimObject:= C_Object;
        return TheObject;
    end Create;

    function Create return Object is

        function Create return Void_Ptr;
        pragma Import(C, Create, "createOssimGeoPolygon");

    begin
        return Create(Create);
    end Create;

    procedure Delete(Polygon : Object) is

        procedure Delete(Polygon : Void_Ptr);
        pragma Import(C, Delete, "deleteOssimGeoPolygon");

    begin
        Delete(C_Object(Polygon));
    end Delete;

    procedure AddPoint(
            Polygon 	: Object;
            GeoPoint	: GPt.Object) is

        procedure AddPoint(
            Polygon 	: Void_Ptr;
            GeoPt	: Void_Ptr);
        pragma Import(C, AddPoint, "ossimGeoPolyAddPoint");

    begin
        AddPoint(C_Object(Polygon), GPt.C_Object(GeoPoint));
    end AddPoint;

    procedure SetOrdering(
            Polygon 	: Object;
            Order		: OssimVertexOrdering) is

        procedure SetOrdering(
            Polygon 	: Void_Ptr;
            Order	: OssimVertexOrdering);
        pragma Import(C, SetOrdering, "setOrdering");

    begin
        SetOrdering(C_Object(Polygon), Order);
    end SetOrdering;

    function C_Object(Polygon : Object) return Void_Ptr is
    begin
        return Polygon.OssimObject;
    end C_Object;

end GeoPolygon;