1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
3 * Copyright (C) 2004 Marco Pesenti Gritti
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)
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.
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.
23 #include "ev-document.h"
25 #include "ev-backend-marshalers.h"
26 #include "ev-job-queue.h"
28 static void ev_document_class_init (gpointer g_class);
31 GMutex *ev_doc_mutex = NULL;
35 ev_document_get_type (void)
37 static GType type = 0;
39 if (G_UNLIKELY (type == 0))
41 static const GTypeInfo our_info =
43 sizeof (EvDocumentIface),
46 (GClassInitFunc)ev_document_class_init
49 type = g_type_register_static (G_TYPE_INTERFACE,
51 &our_info, (GTypeFlags)0);
58 ev_document_error_quark (void)
62 q = g_quark_from_static_string ("ev-document-error-quark");
68 ev_document_class_init (gpointer g_class)
72 #define PAGE_CACHE_STRING "ev-page-cache"
75 ev_document_get_page_cache (EvDocument *document)
77 EvPageCache *page_cache;
79 g_return_val_if_fail (EV_IS_DOCUMENT (document), NULL);
81 page_cache = g_object_get_data (G_OBJECT (document), PAGE_CACHE_STRING);
82 if (page_cache == NULL) {
83 page_cache = _ev_page_cache_new (document);
84 g_object_set_data_full (G_OBJECT (document), PAGE_CACHE_STRING, page_cache, g_object_unref);
91 ev_document_get_doc_mutex (void)
93 if (ev_doc_mutex == NULL) {
94 ev_doc_mutex = g_mutex_new ();
100 ev_document_doc_mutex_lock (void)
102 g_mutex_lock (ev_document_get_doc_mutex ());
106 ev_document_doc_mutex_unlock (void)
108 g_mutex_unlock (ev_document_get_doc_mutex ());
114 ev_document_load (EvDocument *document,
118 EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
120 LOG ("ev_document_load");
121 retval = iface->load (document, uri, error);
123 /* Call this to make the initial cached copy */
125 ev_document_get_page_cache (document);
131 ev_document_save (EvDocument *document,
135 EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
138 LOG ("ev_document_save");
139 retval = iface->save (document, uri, error);
145 ev_document_get_n_pages (EvDocument *document)
147 EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
150 LOG ("ev_document_get_n_pages");
151 retval = iface->get_n_pages (document);
157 ev_document_get_page_size (EvDocument *document,
162 EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
164 LOG ("ev_document_get_page_size");
165 iface->get_page_size (document, page, width, height);
169 ev_document_get_page_label(EvDocument *document,
172 EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
174 LOG ("ev_document_get_page_label");
175 if (iface->get_page_label == NULL)
178 return iface->get_page_label (document, page);
182 ev_document_can_get_text (EvDocument *document)
184 EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
186 return iface->can_get_text (document);
190 ev_document_get_info (EvDocument *document)
192 EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
194 return iface->get_info (document);
198 ev_document_get_text (EvDocument *document,
202 EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
205 LOG ("ev_document_get_text");
206 retval = iface->get_text (document, page, rect);
212 ev_document_get_links (EvDocument *document,
215 EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
218 LOG ("ev_document_get_link");
219 if (iface->get_links == NULL)
221 retval = iface->get_links (document, page);
229 ev_document_render_pixbuf (EvDocument *document,
233 EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
236 LOG ("ev_document_render_pixbuf");
237 g_assert (iface->render_pixbuf);
239 retval = iface->render_pixbuf (document, page, scale);