/* Time-stamp: <2007-03-21 17:30:57 jcs>
|
| Copyright (C) 2002-2007 Jorg Schuler <jcsjcs at users sourceforge net>
| Part of the gtkpod project.
|
| URL: http://www.gtkpod.org/
| URL: http://gtkpod.sourceforge.net/
|
| The code contained in this file 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
| 2.1 of the License, or (at your option) any later version.
|
| This file 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
| Lesser General Public License for more details.
|
| You should have received a copy of the GNU Lesser General Public
| License along with this code; if not, write to the Free Software
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
| iTunes and iPod are trademarks of Apple
|
| This product is not supported/written/published by Apple!
|
| $Id: itdb_chapterdata.c 1612 2007-06-29 16:02:00Z jcsjcs $
*/
#include <config.h>
#include "itdb_device.h"
#include <stdio.h>
#include <string.h>
#include <glib/gi18n-lib.h>
/**
* itdb_chapterdata_new:
*
* Creates a new #Itdb_Chapterdata
*
* Returns: a new #Itdb_Chapterdata to be freed with
* itdb_chapterdata_free() when no longer needed
*
* Since: 0.7.0
*/
Itdb_Chapterdata *itdb_chapterdata_new (void)
{
Itdb_Chapterdata *chapterdata = g_new0 (Itdb_Chapterdata, 1);
return chapterdata;
}
/**
* itdb_chapterdata_free:
* @chapterdata: an #Itdb_Chapterdata
*
* Frees memory used by @chapterdata
*
* Since: 0.7.0
*/
void itdb_chapterdata_free (Itdb_Chapterdata *chapterdata)
{
g_return_if_fail (chapterdata);
itdb_chapterdata_remove_chapters (chapterdata);
g_free (chapterdata);
}
static GList *dup_chapters (GList *chapters)
{
GList *it;
GList *result;
g_return_val_if_fail (chapters, NULL);
result = NULL;
for (it = chapters; it != NULL; it = it->next)
{
Itdb_Chapter *new_chapter;
Itdb_Chapter *chapter;
chapter = (Itdb_Chapter *)(it->data);
g_return_val_if_fail (chapter, NULL);
new_chapter = itdb_chapter_duplicate (chapter);
result = g_list_prepend (result, new_chapter);
}
return g_list_reverse (result);
}
/**
* itdb_chapterdata_duplicate:
* @chapterdata: an #Itdb_Chapterdata
*
* Duplicates @chapterdata
*
* Returns: a new copy of @chapterdata
*
* Since: 0.7.0
*/
Itdb_Chapterdata *itdb_chapterdata_duplicate (Itdb_Chapterdata *chapterdata)
{
Itdb_Chapterdata *dup;
g_return_val_if_fail (chapterdata, NULL);
dup = g_new0 (Itdb_Chapterdata, 1);
memcpy (dup, chapterdata, sizeof (Itdb_Chapterdata));
if (chapterdata->chapters)
dup->chapters = dup_chapters (chapterdata->chapters);
else
dup->chapters = NULL;
return dup;
}
/**
* itdb_chapterdata_remove_chapter:
* @chapterdata: an #Itdb_Chapterdata
* @chapter: an #Itdb_Chapter
*
* Removes @chapter from @chapterdata. The memory used by @chapter is freed.
*
* Since: 0.7.0
*/
void
itdb_chapterdata_remove_chapter (Itdb_Chapterdata *chapterdata, Itdb_Chapter *chapter)
{
itdb_chapterdata_unlink_chapter(chapterdata, chapter);
itdb_chapter_free (chapter);
}
void
itdb_chapterdata_unlink_chapter (Itdb_Chapterdata *chapterdata, Itdb_Chapter *chapter)
{
g_return_if_fail (chapterdata);
g_return_if_fail (chapter);
chapterdata->chapters = g_list_remove (chapterdata->chapters, chapter);
}
/**
* itdb_chapterdata_remove_chapters:
* @chapterdata: an #Itdb_Chapterdata
*
* Removes all chapters from @chapterdata
*
* Since: 0.7.0
*/
void
itdb_chapterdata_remove_chapters (Itdb_Chapterdata *chapterdata)
{
g_return_if_fail (chapterdata);
while (chapterdata->chapters)
{
Itdb_Chapter *chapter = chapterdata->chapters->data;
g_return_if_fail (chapter);
itdb_chapterdata_remove_chapter (chapterdata, chapter);
}
}
/**
* itdb_chapter_new:
*
* Creates a new #Itdb_Chapter
*
* Returns: newly allocated #Itdb_Chapter to be freed with itdb_chapter_free()
* after use
*
* Since: 0.7.0
*/
Itdb_Chapter *itdb_chapter_new (void)
{
Itdb_Chapter *chapter = g_new0 (Itdb_Chapter, 1);
return chapter;
}
/**
* itdb_chapter_free:
* @chapter: an #Itdb_Chapter
*
* Frees the memory used by @chapter
*
* Since: 0.7.0
*/
void itdb_chapter_free (Itdb_Chapter *chapter)
{
g_return_if_fail (chapter);
g_free (chapter->chaptertitle);
g_free (chapter);
}
/**
* itdb_chapter_duplicate:
* @chapter: an #Itdb_Chapter
*
* Duplicates the data contained in @chapter
*
* Returns: a newly allocated copy of @chapter to be freed with
* itdb_chapter_free() after use
*
* Since: 0.7.0
*/
Itdb_Chapter *itdb_chapter_duplicate (Itdb_Chapter *chapter)
{
Itdb_Chapter *new_chapter;
g_return_val_if_fail (chapter, NULL);
new_chapter = itdb_chapter_new ();
memcpy (new_chapter, chapter, sizeof (Itdb_Chapter));
new_chapter->chaptertitle = g_strdup (chapter->chaptertitle);
return new_chapter;
}
/**
* itdb_chapterdata_add_chapter
* @chapterdata: an #Itdb_Chapterdata
* @startpos: chapter start time in milliseconds
* @chaptertitle: chapter title
*
* Appends a chapter to existing chapters in @chapterdata.
*
* Returns: TRUE if the chapter could be successfully added, FALSE
* otherwise.
*
* Since: 0.7.0
*/
gboolean
itdb_chapterdata_add_chapter (Itdb_Chapterdata *chapterdata,
guint32 startpos,
gchar *chaptertitle)
{
Itdb_Chapter *chapter;
g_return_val_if_fail (chapterdata, FALSE);
g_return_val_if_fail (chaptertitle, FALSE);
chapter = itdb_chapter_new ();
if (startpos == 0)
chapter->startpos = 1; /* first chapter should have startpos of 1 */
else
chapter->startpos = startpos;
chapter->chaptertitle = g_strdup (chaptertitle);
chapterdata->chapters = g_list_append (chapterdata->chapters, chapter);
return TRUE;
}