/**

  * GMyth Library

  *

  * @file gmyth/gmyth_tvchain.h

  * 

  * @brief <p> This component contains functions for creating and accessing

  * the tvchain functions for live tv playback.

  * 

  * Copyright (C) 2006 INdT - Instituto Nokia de Tecnologia.

  * @author Hallyson Luiz de Morais Melo <hallyson.melo@indt.org.br>

  *

  *//*

  * 

  * This program is free software; you can redistribute it and/or modify

  * it under the terms of the GNU Lesser General Public License as published by

  * the Free Software Foundation; either version 2 of the License, or

  * (at your option) any later version.

  *

  * This program 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 Lesser General Public License

  * along with this program; if not, write to the Free Software

  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

  */

 #ifndef LIVETVCHAIN_H_

 #define LIVETVCHAIN_H_

 #include <glib-object.h>

 #include <time.h>

 #include "gmyth_common.h"

 #include "gmyth_backendinfo.h"

 G_BEGIN_DECLS

 #define GMYTH_TVCHAIN_TYPE               (gmyth_tvchain_get_type ())

 #define GMYTH_TVCHAIN(obj)               (G_TYPE_CHECK_INSTANCE_CAST ((obj), GMYTH_TVCHAIN_TYPE, GMythTVChain))

 #define GMYTH_TVCHAIN_CLASS(klass)       (G_TYPE_CHECK_CLASS_CAST ((klass), GMYTH_TVCHAIN_TYPE, GMythTVChainClass))

 #define IS_GMYTH_TVCHAIN(obj)            (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GMYTH_TVCHAIN_TYPE))

 #define IS_GMYTH_TVCHAIN_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), GMYTH_TVCHAIN_TYPE))

 #define GMYTH_TVCHAIN_GET_CLASS(obj)     (G_TYPE_INSTANCE_GET_CLASS ((obj), GMYTH_TVCHAIN_TYPE, GMythTVChainClass))

 typedef struct _GMythTVChain         GMythTVChain;

 typedef struct _GMythTVChainClass    GMythTVChainClass;

 struct LiveTVChainEntry

 {

     GString *chanid;

     GTimeVal* starttime;

     GTimeVal* endtime;

     gboolean discontinuity; // if true, can't play smooth from last entry

     GString *hostprefix;

     GString *cardtype;

     GString *channum;

     GString *inputname;

 };

 struct _GMythTVChainClass

 {

     GObjectClass parent_class;

     /* callbacks */

     /* no one for now */

 };

 struct _GMythTVChain

 {

   GObject parent;

 	GString *tvchain_id;

 	GList   *tvchain_list;

 	GTimeVal*  cur_startts;

 	GString *cur_chanid;

 	gint     cur_pos;

   GMythBackendInfo *backend_info;

   GMutex *mutex;

 };

 GType       	gmyth_tvchain_get_type (void);

 GMythTVChain* gmyth_tvchain_new ();

 gboolean      gmyth_tvchain_initialize    (GMythTVChain *tvchain, 

                                          GMythBackendInfo *backend_info);

 gboolean    	gmyth_tvchain_reload_all    (GMythTVChain *tvchain);

 GString*    	gmyth_tvchain_get_id        (GMythTVChain *tvchain);

 gint         	gmyth_tvchain_program_is_at (GMythTVChain *tvchain, 

                                          GString *chanid, GTimeVal* startts);

 struct LiveTVChainEntry* gmyth_tvchain_get_entry_at (GMythTVChain *tvchain, 

                                                      gint index);

 GMythProgramInfo*   gmyth_tvchain_entry_to_program (GMythTVChain *tvchain, 

                                                     struct LiveTVChainEntry *entry);

 GMythProgramInfo*   gmyth_tvchain_get_program_at (GMythTVChain *tvchain, gint index);

 G_END_DECLS

 #endif /*LIVETVCHAIN_H_*/