backend/ev-document-thumbnails.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
   2 /*
   3  *  Copyright (C) 2004 Anders Carlsson <andersca@gnome.org>
   4  *
   5  *  This program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2, or (at your option)
   8  *  any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program; if not, write to the Free Software
  17  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  *
  19  */
  20
  21 #include "config.h"
  22
  23 #include "ev-document-thumbnails.h"
  24
  25 GType
  26 ev_document_thumbnails_get_type (void)
  27 {
  28         static GType type = 0;
  29
  30         if (G_UNLIKELY (type == 0))
  31         {
  32                 const GTypeInfo our_info =
  33                 {
  34                         sizeof (EvDocumentThumbnailsIface),
  35                         NULL,
  36                         NULL,
  37                 };
  38
  39                 type = g_type_register_static (G_TYPE_INTERFACE,
  40                                                "EvDocumentThumbnails",
  41                                                &our_info, (GTypeFlags)0);
  42         }
  43
  44         return type;
  45 }
  46
  47 GdkPixbuf *
  48 ev_document_thumbnails_get_thumbnail (EvDocumentThumbnails   *document,
  49                                       gint                    page,
  50                                       int                     rotation,
  51                                       gint                    size,
  52                                       gboolean                border)
  53 {
  54         EvDocumentThumbnailsIface *iface;
  55
  56         g_return_val_if_fail (EV_IS_DOCUMENT_THUMBNAILS (document), NULL);
  57
  58         iface = EV_DOCUMENT_THUMBNAILS_GET_IFACE (document);
  59
  60         return iface->get_thumbnail (document, page, rotation, size, border);
  61 }
  62
  63 void
  64 ev_document_thumbnails_get_dimensions (EvDocumentThumbnails *document,
  65                                        gint                  page,
  66                                        gint                  suggested_width,
  67                                        gint                 *width,
  68                                        gint                 *height)
  69 {
  70         EvDocumentThumbnailsIface *iface;
  71
  72         g_return_if_fail (EV_IS_DOCUMENT_THUMBNAILS (document));
  73         g_return_if_fail (width != NULL);
  74         g_return_if_fail (height != NULL);
  75
  76         iface = EV_DOCUMENT_THUMBNAILS_GET_IFACE (document);
  77         iface->get_dimensions (document, page, suggested_width, width, height);
  78 }
  79