/**

 * 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_CAST ((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;

};

GType       gmyth_tvchain_get_type (void);

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_*/